Merge remote-tracking branch 'upstream/master'

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/AeroColors.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/AeroTheme.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -25,8 +26,11 @@ namespace Xceed.Wpf.AvalonDock.Themes
   {
     public override Uri GetResourceUri()
     {
+      string assemblyName = "Xceed.Wpf.AvalonDock.Themes.Aero";
+
+
       return new Uri(
-                "/Xceed.Wpf.AvalonDock.Themes.Aero;component/Theme.xaml", 
+          "/" + assemblyName + ";component/Theme.xaml",
           UriKind.Relative );
     }
   }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/AssemblyVersionInfo.cs

@@ -1,32 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-#pragma warning disable 0436
-[assembly: System.Reflection.AssemblyVersion( _XceedVersionInfo.Version )]
-#pragma warning restore 0436
-
-internal static class _XceedVersionInfo
-{
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string BaseVersion = "3.5";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Version = BaseVersion + 
-  ".0.0";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string PublicKeyToken = "ba83ff368b7563c6";
-
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/AssemblyVersionInfoCommon.cs

@@ -1,22 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-internal static class _XceedVersionInfoCommon
-{
-[System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Build = ".*";
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/Brushes.xaml

@@ -1,14 +1,15 @@
 <!--***********************************************************************************
 
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/Controls/SplineBorder.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/Properties/AssemblyInfo.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -30,7 +31,7 @@ using System;
 
 [assembly: AssemblyCompany( "Xceed Software Inc." )]
 [assembly: AssemblyProduct( "Xceed Toolkit for WPF - AvalonDock" )]
-[assembly: AssemblyCopyright( "Copyright (C) Xceed Software Inc. 2007-2017" )]
+[assembly: AssemblyCopyright( "Copyright (C) Xceed Software Inc. 2007-2020" )]
 
 
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/Theme.xaml

@@ -1,14 +1,15 @@
 <!--***********************************************************************************
 
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -16,15 +17,13 @@
 
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                    xmlns:localThemes="clr-namespace:Xceed.Wpf.AvalonDock.Themes"
+                    xmlns:shell="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:shell="clr-namespace:Microsoft.Windows.Shell;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDock="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDock="clr-namespace:Xceed.Wpf.AvalonDock;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockControls="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockLayout="clr-namespace:Xceed.Wpf.AvalonDock.Layout;assembly=Xceed.Wpf.AvalonDock"
-                    xmlns:avalonDockControls="clr-namespace:Xceed.Wpf.AvalonDock.Controls;assembly=Xceed.Wpf.AvalonDock"
                     xmlns:avalonDockAero="clr-namespace:Xceed.Wpf.AvalonDock.Themes"
                     xmlns:avalonDockThemeControls="clr-namespace:Xceed.Wpf.AvalonDock.Themes.Controls"
-                    xmlns:avalonDockConverters="clr-namespace:Xceed.Wpf.AvalonDock.Converters;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockConverters="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockProperties="clr-namespace:Xceed.Wpf.AvalonDock.Properties;assembly=Xceed.Wpf.AvalonDock">
+                    xmlns:avalonDockProperties="http://schemas.xceed.com/wpf/xaml/avalondock">
 
   <ResourceDictionary.MergedDictionaries>
     <ResourceDictionary Source="Brushes.xaml" />
@@ -39,6 +38,14 @@
   <avalonDockConverters:ActivateCommandLayoutItemFromLayoutModelConverter x:Key="ActivateCommandLayoutItemFromLayoutModelConverter" />
   <avalonDockConverters:AnchorableContextMenuHideVisibilityConverter x:Key="AnchorableContextMenuHideVisibilityConverter" />
 
+  <DataTemplate x:Key="DocumentPaneControlContentTemplate">
+    <avalonDockControls:LayoutDocumentControl Model="{Binding}" />
+  </DataTemplate>
+
+  <DataTemplate x:Key="AnchorablePaneControlContentTemplate">
+    <avalonDockControls:LayoutAnchorableControl Model="{Binding}" />
+  </DataTemplate>
+
   <!--DocumentPaneControlStyle-->
   <Style x:Key="AvalonDock_ThemeAero_DocumentPaneControlStyle"
          TargetType="{x:Type avalonDockControls:LayoutDocumentPaneControl}">
@@ -72,7 +79,8 @@
                                                        IsItemsHost="true"
                                                        Margin="4,0,16,0"
                                                        Grid.Row="0"
-                                                       KeyboardNavigation.TabIndex="1" />
+                                                       KeyboardNavigation.TabIndex="1"
+                                                       KeyboardNavigation.DirectionalNavigation="Cycle"/>
               <avalonDockControls:DropDownButton x:Name="MenuDropDownButton"
                                                  Style="{StaticResource {x:Static ToolBar.ToggleButtonStyleKey}}"
                                                  Focusable="False"
@@ -202,8 +210,7 @@
                           BorderThickness="0,1,1,0"
                           CornerRadius="0,2,0,0">
                     <Border x:Name="BdInternal"
-                            Background="{TemplateBinding Background}"
+                            Background="{TemplateBinding Background}">
-                            Padding="{TemplateBinding Padding}">
                       <ContentPresenter x:Name="Content"
                                         ContentSource="Header"
                                         HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}"
@@ -276,13 +283,9 @@
       </Setter.Value>
     </Setter>
 
-    <Setter Property="ContentTemplate">
+    <Setter Property="ContentTemplate"
-      <Setter.Value>
+            Value="{StaticResource DocumentPaneControlContentTemplate}" />
-        <DataTemplate>
+
-          <avalonDockControls:LayoutDocumentControl Model="{Binding}" />
-        </DataTemplate>
-      </Setter.Value>
-    </Setter>
   </Style>
 
   <!--AnchorablePaneControlStyle-->
@@ -328,6 +331,7 @@
                                                        IsItemsHost="true"
                                                        Grid.Row="1"
                                                        KeyboardNavigation.TabIndex="1"
+                                                       KeyboardNavigation.DirectionalNavigation="Cycle"
                                                        Panel.ZIndex="1" />
           </Grid>
           <ControlTemplate.Triggers>
@@ -369,8 +373,7 @@
                   <Border x:Name="Bd"
                           BorderBrush="{TemplateBinding BorderBrush}"
                           BorderThickness="1,0,1,1"
-                          Background="{TemplateBinding Background}"
+                          Background="{TemplateBinding Background}">
-                          Padding="{TemplateBinding Padding}">
                     <ContentPresenter x:Name="Content"
                                       ContentSource="Header"
                                       HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}"
@@ -437,13 +440,9 @@
       </Setter.Value>
     </Setter>
 
-    <Setter Property="ContentTemplate">
+    <Setter Property="ContentTemplate"
-      <Setter.Value>
+            Value="{StaticResource AnchorablePaneControlContentTemplate}" />
-        <DataTemplate>
+
-          <avalonDockControls:LayoutAnchorableControl Model="{Binding}" />
-        </DataTemplate>
-      </Setter.Value>
-    </Setter>
   </Style>
 
   <Style TargetType="avalonDockControls:AnchorablePaneTitle">
@@ -508,7 +507,7 @@
                       HorizontalAlignment="Center"
                       Command="{Binding Path=LayoutItem.HideCommand, RelativeSource={RelativeSource TemplatedParent}}"
                       Visibility="{Binding Path=IsEnabled, RelativeSource={RelativeSource Self}, Mode=OneWay, Converter={StaticResource BoolToVisibilityConverter}}"
-                      ToolTip="{x:Static avalonDockProperties:Resources.Anchorable_BtnClose_Hint}">
+                      ToolTip="{x:Static avalonDockProperties:Resources.Anchorable_Hide}">
                 <Image x:Name="PART_ImgHidePin"
                        Source="Images/PinClose_Dark.png" >
                 </Image>
@@ -613,8 +612,8 @@
             Margin="0,4,0,0"
             Padding="2">
       <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                        ContentTemplate="{Binding AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                        ContentTemplate="{Binding Model.Root.Manager.AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}"
-                        ContentTemplateSelector="{Binding AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                        ContentTemplateSelector="{Binding Model.Root.Manager.AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" />
     </Border>
     <ControlTemplate.Triggers>
       <Trigger Property="Side"
@@ -1157,11 +1156,14 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutDocumentTabItem}">
+          <!--Use a transparent background to hit for contextMenu popup-->
           <avalonDockControls:DropDownControlArea DropDownContextMenu="{Binding Root.Manager.DocumentContextMenu}"
-                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}">
+                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}"
+                                                  Background="Transparent">
             <Border Background="{TemplateBinding Background}"
                     BorderBrush="{TemplateBinding BorderBrush}"
-                    BorderThickness="{TemplateBinding BorderThickness}">
+                    BorderThickness="{TemplateBinding BorderThickness}"
+                    Margin="{Binding Padding, RelativeSource={RelativeSource AncestorType={x:Type TabItem}}}">
               <Grid>
                 <Grid.ColumnDefinitions>
                   <ColumnDefinition Width="*" />
@@ -1171,8 +1173,8 @@
                 <Border Grid.ColumnSpan="3"
                         Background="Transparent" />
                 <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                                  ContentTemplate="{Binding DocumentHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                                  ContentTemplate="{Binding Root.Manager.DocumentHeaderTemplate, Mode=OneWay}"
-                                  ContentTemplateSelector="{Binding DocumentHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                                  ContentTemplateSelector="{Binding Root.Manager.DocumentHeaderTemplateSelector, Mode=OneWay}" />
                 <!-- Close button should be moved out to the container style -->
                 <Button x:Name="DocumentCloseButton"
                         Style="{StaticResource {x:Static ToolBar.ButtonStyleKey}}"
@@ -1233,19 +1235,18 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutAnchorableTabItem}">
+          <!--Use a transparent background to hit for contextMenu popup-->
           <avalonDockControls:DropDownControlArea DropDownContextMenu="{Binding Root.Manager.AnchorableContextMenu}"
-                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}">
+                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}"
+                                                  Background="Transparent">
             <Border Background="{TemplateBinding Background}"
                     BorderBrush="{TemplateBinding BorderBrush}"
-                    BorderThickness="{TemplateBinding BorderThickness}">
+                    BorderThickness="{TemplateBinding BorderThickness}"
+                    Margin="{Binding Padding, RelativeSource={RelativeSource AncestorType={x:Type TabItem}}}">
               <Grid>
                 <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                                  ContentTemplate="{Binding AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                                  ContentTemplate="{Binding Root.Manager.AnchorableHeaderTemplate, Mode=OneWay}"
-                                  ContentTemplateSelector="{Binding AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                                  ContentTemplateSelector="{Binding Root.Manager.AnchorableHeaderTemplateSelector, Mode=OneWay}" />
-                <avalonDockControls:DropDownControlArea Grid.Column="0"
-                                                        DropDownContextMenu="{Binding Model.Root.Manager.AnchorableContextMenu, RelativeSource={RelativeSource TemplatedParent}}"
-                                                        DropDownContextMenuDataContext="{Binding Path=Model, RelativeSource={RelativeSource TemplatedParent}}" >
-                </avalonDockControls:DropDownControlArea>
               </Grid>
             </Border>
           </avalonDockControls:DropDownControlArea>
@@ -1273,7 +1274,9 @@
               </Border>
               <ContentPresenter Grid.Row="1"
                                 FlowDirection="{TemplateBinding FlowDirection}"
-                                Content="{Binding LayoutItem.View.Content, RelativeSource={RelativeSource TemplatedParent}}" />
+                                Content="{Binding LayoutItem.View.Content, RelativeSource={RelativeSource TemplatedParent}}"
+                                ContentTemplate="{Binding LayoutItem.View.ContentTemplate, RelativeSource={RelativeSource TemplatedParent}}"
+                                ContentTemplateSelector="{Binding LayoutItem.View.ContentTemplateSelector, RelativeSource={RelativeSource TemplatedParent}}" />
 
               <!--<ContentPresenter 
                                 Content="{Binding Model.Content, RelativeSource={RelativeSource TemplatedParent}}" 
@@ -1320,6 +1323,7 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutDocumentFloatingWindowControl}">
+          <AdornerDecorator>
             <Grid>
               <Border x:Name="WindowBorder"
                       BorderThickness="{TemplateBinding BorderThickness}"
@@ -1327,12 +1331,13 @@
                       BorderBrush="{TemplateBinding BorderBrush}">
                 <Grid Margin="3">
                   <Grid.RowDefinitions>
-                  <RowDefinition Height="18" />
+                    <RowDefinition MinHeight="18"
+                                   Height="Auto" />
                     <RowDefinition Height="*" />
                   </Grid.RowDefinitions>
                   <Border x:Name="Header"
                           Padding="2,0,2,0">
-                  <Grid>
+                    <Grid UseLayoutRounding="True">
                       <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
@@ -1413,6 +1418,7 @@
                 </Grid>
               </Border>
             </Grid>
+          </AdornerDecorator>
           <ControlTemplate.Triggers>
             <Trigger Property="WindowState"
                      Value="Maximized">
@@ -1493,6 +1499,7 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutAnchorableFloatingWindowControl}">
+          <AdornerDecorator>
             <Grid>
               <Border x:Name="WindowBorder"
                       BorderThickness="{TemplateBinding BorderThickness}"
@@ -1500,14 +1507,15 @@
                       BorderBrush="{TemplateBinding BorderBrush}">
                 <Grid>
                   <Grid.RowDefinitions>
-                  <RowDefinition Height="18" />
+                    <RowDefinition MinHeight="18"
+                                   Height="Auto" />
                     <RowDefinition Height="*" />
                   </Grid.RowDefinitions>
                   <Border x:Name="Header"
                           CornerRadius="1,1,0,0"
                           Padding="2,0,2,0"
                           Background="{DynamicResource {x:Static avalonDockAero:AeroColors.BaseColor16Key}}">
-                  <Grid>
+                    <Grid UseLayoutRounding="True">
                       <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
@@ -1602,6 +1610,7 @@
                 </Grid>
               </Border>
             </Grid>
+          </AdornerDecorator>
           <ControlTemplate.Triggers>
             <Trigger Property="WindowState"
                      Value="Maximized">

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/Xceed.Wpf.AvalonDock.Themes.Aero.csproj

@@ -49,9 +49,13 @@
     <Reference Include="PresentationFramework" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="..\Xceed.Wpf.Toolkit\AssemblyVersionInfo.cs">
+      <Link>AssemblyVersionInfo.cs</Link>
+    </Compile>
+    <Compile Include="..\Xceed.Wpf.Toolkit\AssemblyVersionInfoCommon.cs">
+      <Link>AssemblyVersionInfoCommon.cs</Link>
+    </Compile>
     <Compile Include="AeroColors.cs" />
-    <Compile Include="AssemblyVersionInfo.cs" />
-    <Compile Include="AssemblyVersionInfoCommon.cs" />
     <Compile Include="Controls\SplineBorder.cs" />
     <Compile Include="Properties\AssemblyInfo.cs">
       <SubType>Code</SubType>

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Aero/obj/Debug/GeneratedInternalTypeHelper.g.i.cs

@@ -1,62 +0,0 @@
-//------------------------------------------------------------------------------
-// <auto-generated>
-//     This code was generated by a tool.
-//     Runtime Version:4.0.30319.42000
-//
-//     Changes to this file may cause incorrect behavior and will be lost if
-//     the code is regenerated.
-// </auto-generated>
-//------------------------------------------------------------------------------
-
-namespace XamlGeneratedNamespace {
-    
-    
-    /// <summary>
-    /// GeneratedInternalTypeHelper
-    /// </summary>
-    [System.Diagnostics.DebuggerNonUserCodeAttribute()]
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("PresentationBuildTasks", "4.0.0.0")]
-    [System.ComponentModel.EditorBrowsableAttribute(System.ComponentModel.EditorBrowsableState.Never)]
-    public sealed class GeneratedInternalTypeHelper : System.Windows.Markup.InternalTypeHelper {
-        
-        /// <summary>
-        /// CreateInstance
-        /// </summary>
-        protected override object CreateInstance(System.Type type, System.Globalization.CultureInfo culture) {
-            return System.Activator.CreateInstance(type, ((System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.NonPublic) 
-                            | (System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.CreateInstance)), null, null, culture);
-        }
-        
-        /// <summary>
-        /// GetPropertyValue
-        /// </summary>
-        protected override object GetPropertyValue(System.Reflection.PropertyInfo propertyInfo, object target, System.Globalization.CultureInfo culture) {
-            return propertyInfo.GetValue(target, System.Reflection.BindingFlags.Default, null, null, culture);
-        }
-        
-        /// <summary>
-        /// SetPropertyValue
-        /// </summary>
-        protected override void SetPropertyValue(System.Reflection.PropertyInfo propertyInfo, object target, object value, System.Globalization.CultureInfo culture) {
-            propertyInfo.SetValue(target, value, System.Reflection.BindingFlags.Default, null, null, culture);
-        }
-        
-        /// <summary>
-        /// CreateDelegate
-        /// </summary>
-        protected override System.Delegate CreateDelegate(System.Type delegateType, object target, string handler) {
-            return ((System.Delegate)(target.GetType().InvokeMember("_CreateDelegate", (System.Reflection.BindingFlags.InvokeMethod 
-                            | (System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance)), null, target, new object[] {
-                        delegateType,
-                        handler}, null)));
-        }
-        
-        /// <summary>
-        /// AddEventHandler
-        /// </summary>
-        protected override void AddEventHandler(System.Reflection.EventInfo eventInfo, object target, System.Delegate handler) {
-            eventInfo.AddEventHandler(target, handler);
-        }
-    }
-}
-

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/AssemblyVersionInfo.cs

@@ -1,32 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-#pragma warning disable 0436
-[assembly: System.Reflection.AssemblyVersion( _XceedVersionInfo.Version )]
-#pragma warning restore 0436
-
-internal static class _XceedVersionInfo
-{
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string BaseVersion = "3.5";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Version = BaseVersion + 
-  ".0.0";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string PublicKeyToken = "ba83ff368b7563c6";
-
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/AssemblyVersionInfoCommon.cs

@@ -1,22 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-internal static class _XceedVersionInfoCommon
-{
-[System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Build = ".*";
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/Brushes.xaml

@@ -1,14 +1,15 @@
 <!--***********************************************************************************
 
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/MetroTheme.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -25,8 +26,11 @@ namespace Xceed.Wpf.AvalonDock.Themes
   {
     public override Uri GetResourceUri()
     {
+      string assemblyName = "Xceed.Wpf.AvalonDock.Themes.Metro";
+
+
       return new Uri(
-                "/Xceed.Wpf.AvalonDock.Themes.Metro;component/Theme.xaml", 
+          "/" + assemblyName + ";component/Theme.xaml",
           UriKind.Relative );
     }
   }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/Properties/AssemblyInfo.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -30,7 +31,7 @@ using System;
 
 [assembly: AssemblyCompany( "Xceed Software Inc." )]
 [assembly: AssemblyProduct( "Xceed Toolkit for WPF - AvalonDock" )]
-[assembly: AssemblyCopyright( "Copyright (C) Xceed Software Inc. 2007-2017" )]
+[assembly: AssemblyCopyright( "Copyright (C) Xceed Software Inc. 2007-2020" )]
 
 
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/Theme.xaml

@@ -1,14 +1,15 @@
 <!--***********************************************************************************
 
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -16,13 +17,11 @@
 
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                    xmlns:localThemes="clr-namespace:Xceed.Wpf.AvalonDock.Themes"
+                    xmlns:shell="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:shell="clr-namespace:Microsoft.Windows.Shell;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDock="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDock="clr-namespace:Xceed.Wpf.AvalonDock;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockControls="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockLayout="clr-namespace:Xceed.Wpf.AvalonDock.Layout;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockConverters="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockControls="clr-namespace:Xceed.Wpf.AvalonDock.Controls;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockProperties="http://schemas.xceed.com/wpf/xaml/avalondock">
-                    xmlns:avalonDockConverters="clr-namespace:Xceed.Wpf.AvalonDock.Converters;assembly=Xceed.Wpf.AvalonDock"
-                    xmlns:avalonDockProperties="clr-namespace:Xceed.Wpf.AvalonDock.Properties;assembly=Xceed.Wpf.AvalonDock">
 
   <ResourceDictionary.MergedDictionaries>
     <ResourceDictionary Source="Brushes.xaml" />
@@ -37,6 +36,14 @@
   <avalonDockConverters:ActivateCommandLayoutItemFromLayoutModelConverter x:Key="ActivateCommandLayoutItemFromLayoutModelConverter" />
   <avalonDockConverters:AnchorableContextMenuHideVisibilityConverter x:Key="AnchorableContextMenuHideVisibilityConverter" />
 
+  <DataTemplate x:Key="DocumentPaneControlContentTemplate">
+    <avalonDockControls:LayoutDocumentControl Model="{Binding}" />
+  </DataTemplate>
+
+  <DataTemplate x:Key="AnchorablePaneControlContentTemplate">
+    <avalonDockControls:LayoutAnchorableControl Model="{Binding}" />
+  </DataTemplate>
+
   <Style x:Key="AvalonDock_ThemeMetro_ToolButtonStyle"
          TargetType="ToggleButton">
     <Setter Property="Background"
@@ -112,7 +119,8 @@
                                                        IsItemsHost="true"
                                                        Margin="2,0,2,0"
                                                        Grid.Row="0"
-                                                       KeyboardNavigation.TabIndex="1" />
+                                                       KeyboardNavigation.TabIndex="1"
+                                                       KeyboardNavigation.DirectionalNavigation="Cycle" />
               <avalonDockControls:DropDownButton x:Name="MenuDropDownButton"
                                                  Style="{StaticResource AvalonDock_ThemeMetro_ToolButtonStyle}"
                                                  Focusable="False"
@@ -220,8 +228,7 @@
                   <Border x:Name="Bd"
                           BorderBrush="{TemplateBinding BorderBrush}"
                           BorderThickness="0,3,0,0"
-                          Background="{TemplateBinding Background}"
+                          Background="{TemplateBinding Background}">
-                          Padding="{TemplateBinding Padding}">
                   </Border>
                   <ContentPresenter x:Name="Content"
                                     Margin="2"
@@ -284,13 +291,9 @@
       </Setter.Value>
     </Setter>
 
-    <Setter Property="ContentTemplate">
+    <Setter Property="ContentTemplate"
-      <Setter.Value>
+            Value="{StaticResource DocumentPaneControlContentTemplate}" />
-        <DataTemplate>
+
-          <avalonDockControls:LayoutDocumentControl Model="{Binding}" />
-        </DataTemplate>
-      </Setter.Value>
-    </Setter>
   </Style>
 
   <!--AnchorablePaneControlStyle-->
@@ -338,6 +341,7 @@
                                                        IsItemsHost="true"
                                                        Grid.Row="1"
                                                        KeyboardNavigation.TabIndex="1"
+                                                       KeyboardNavigation.DirectionalNavigation="Cycle"
                                                        Panel.ZIndex="1" />
           </Grid>
           <ControlTemplate.Triggers>
@@ -378,8 +382,7 @@
                           BorderBrush="{TemplateBinding BorderBrush}"
                           Margin="4"
                           BorderThickness="0,2,0,0"
-                          Background="{TemplateBinding Background}"
+                          Background="{TemplateBinding Background}">
-                          Padding="{TemplateBinding Padding}">
                     <ContentPresenter x:Name="Content"
                                       ContentSource="Header"
                                       HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}"
@@ -446,13 +449,9 @@
       </Setter.Value>
     </Setter>
 
-    <Setter Property="ContentTemplate">
+    <Setter Property="ContentTemplate"
-      <Setter.Value>
+            Value="{StaticResource AnchorablePaneControlContentTemplate}" />
-        <DataTemplate>
+
-          <avalonDockControls:LayoutAnchorableControl Model="{Binding}" />
-        </DataTemplate>
-      </Setter.Value>
-    </Setter>
   </Style>
 
   <Style TargetType="avalonDockControls:AnchorablePaneTitle">
@@ -517,7 +516,7 @@
                       HorizontalAlignment="Center"
                       Command="{Binding Path=LayoutItem.HideCommand, RelativeSource={RelativeSource TemplatedParent}}"
                       Visibility="{Binding Path=IsEnabled, RelativeSource={RelativeSource Self}, Mode=OneWay, Converter={StaticResource BoolToVisibilityConverter}}"
-                      ToolTip="{x:Static avalonDockProperties:Resources.Anchorable_BtnClose_Hint}">
+                      ToolTip="{x:Static avalonDockProperties:Resources.Anchorable_Hide}">
                 <Image x:Name="PART_ImgHidePin"
                        Source="Images/PinClose.png" >
                 </Image>
@@ -633,8 +632,8 @@
             Padding="2">
       <ContentPresenter TextElement.Foreground="{DynamicResource AvalonDock_ThemeMetro_BaseColor2}"
                         Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                        ContentTemplate="{Binding AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                        ContentTemplate="{Binding Model.Root.Manager.AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}"
-                        ContentTemplateSelector="{Binding AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                        ContentTemplateSelector="{Binding Model.Root.Manager.AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" />
     </Border>
     <ControlTemplate.Triggers>
       <Trigger Property="Side"
@@ -1180,12 +1179,15 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutDocumentTabItem}">
+          <!--Use a transparent background to hit for contextMenu popup-->
           <avalonDockControls:DropDownControlArea DropDownContextMenu="{Binding Root.Manager.DocumentContextMenu}"
-                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}">
+                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}"
+                                                  Background="Transparent">
             <Border Background="{TemplateBinding Background}"
                     BorderBrush="{TemplateBinding BorderBrush}"
                     BorderThickness="{TemplateBinding BorderThickness}"
-                    Padding="0,2,0,1">
+                    Padding="0,2,0,1"
+                    Margin="{Binding Padding, RelativeSource={RelativeSource AncestorType={x:Type TabItem}}}">
               <Grid>
                 <Grid.ColumnDefinitions>
                   <ColumnDefinition Width="*" />
@@ -1195,8 +1197,8 @@
                 <Border Grid.ColumnSpan="3"
                         Background="Transparent" />
                 <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                                  ContentTemplate="{Binding DocumentHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                                  ContentTemplate="{Binding Root.Manager.DocumentHeaderTemplate, Mode=OneWay}"
-                                  ContentTemplateSelector="{Binding DocumentHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                                  ContentTemplateSelector="{Binding Root.Manager.DocumentHeaderTemplateSelector, Mode=OneWay}" />
                 <!-- Close button should be moved out to the container style -->
                 <Button x:Name="DocumentCloseButton"
                         Style="{StaticResource AvalonDock_ThemeMetro_ButtonStyle}"
@@ -1277,19 +1279,18 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutAnchorableTabItem}">
+          <!--Use a transparent background to hit for contextMenu popup-->
           <avalonDockControls:DropDownControlArea DropDownContextMenu="{Binding Root.Manager.AnchorableContextMenu}"
-                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}">
+                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}"
+                                                  Background="Transparent">
             <Border Background="{TemplateBinding Background}"
                     BorderBrush="{TemplateBinding BorderBrush}"
-                    BorderThickness="{TemplateBinding BorderThickness}">
+                    BorderThickness="{TemplateBinding BorderThickness}"
+                    Margin="{Binding Padding, RelativeSource={RelativeSource AncestorType={x:Type TabItem}}}">
               <Grid>
                 <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                                  ContentTemplate="{Binding AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                                  ContentTemplate="{Binding Root.Manager.AnchorableHeaderTemplate, Mode=OneWay}"
-                                  ContentTemplateSelector="{Binding AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                                  ContentTemplateSelector="{Binding Root.Manager.AnchorableHeaderTemplateSelector, Mode=OneWay}" />
-                <avalonDockControls:DropDownControlArea Grid.Column="0"
-                                                        DropDownContextMenu="{Binding Model.Root.Manager.AnchorableContextMenu, RelativeSource={RelativeSource TemplatedParent}}"
-                                                        DropDownContextMenuDataContext="{Binding Path=Model, RelativeSource={RelativeSource TemplatedParent}}" >
-                </avalonDockControls:DropDownControlArea>
               </Grid>
             </Border>
           </avalonDockControls:DropDownControlArea>
@@ -1316,7 +1317,9 @@
               </Border>
               <ContentPresenter Grid.Row="1"
                                 FlowDirection="{TemplateBinding FlowDirection}"
-                                Content="{Binding LayoutItem.View.Content, RelativeSource={RelativeSource TemplatedParent}}" />
+                                Content="{Binding LayoutItem.View.Content, RelativeSource={RelativeSource TemplatedParent}}"
+                                ContentTemplate="{Binding LayoutItem.View.ContentTemplate, RelativeSource={RelativeSource TemplatedParent}}"
+                                ContentTemplateSelector="{Binding LayoutItem.View.ContentTemplateSelector, RelativeSource={RelativeSource TemplatedParent}}" />
 
               <!--<ContentPresenter 
                                 Content="{Binding Model.Content, RelativeSource={RelativeSource TemplatedParent}}" 
@@ -1363,6 +1366,7 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutDocumentFloatingWindowControl}">
+          <AdornerDecorator>
             <Grid>
               <Border x:Name="WindowBorder"
                       Background="{TemplateBinding Background}"
@@ -1370,7 +1374,8 @@
                       BorderThickness="{TemplateBinding BorderThickness}">
                 <Grid>
                   <Grid.RowDefinitions>
-                  <RowDefinition Height="24" />
+                    <RowDefinition MinHeight="24"
+                                   Height="Auto" />
                     <RowDefinition Height="*" />
                   </Grid.RowDefinitions>
                   <Grid.ColumnDefinitions>
@@ -1386,7 +1391,7 @@
                   <Border x:Name="Header"
                           Padding="2,0,2,0"
                           Grid.Column="1">
-                  <Grid>
+                    <Grid UseLayoutRounding="True">
                       <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
@@ -1468,6 +1473,7 @@
                 </Grid>
               </Border>
             </Grid>
+          </AdornerDecorator>
           <ControlTemplate.Triggers>
             <Trigger Property="WindowState"
                      Value="Maximized">
@@ -1550,6 +1556,7 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutAnchorableFloatingWindowControl}">
+          <AdornerDecorator>
             <Grid>
               <Border x:Name="WindowBorder"
                       BorderThickness="{TemplateBinding BorderThickness}"
@@ -1557,14 +1564,15 @@
                       BorderBrush="{TemplateBinding BorderBrush}">
                 <Grid>
                   <Grid.RowDefinitions>
-                  <RowDefinition Height="24" />
+                    <RowDefinition MinHeight="24"
+                                   Height="Auto" />
                     <RowDefinition Height="*" />
                   </Grid.RowDefinitions>
                   <Border x:Name="Header"
                           Padding="2,0,2,0"
                           TextElement.Foreground="{DynamicResource AvalonDock_ThemeMetro_BaseColor2}"
                           Background="{TemplateBinding Background}">
-                  <Grid>
+                    <Grid UseLayoutRounding="True">
                       <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
@@ -1659,6 +1667,7 @@
                 </Grid>
               </Border>
             </Grid>
+          </AdornerDecorator>
           <ControlTemplate.Triggers>
             <Trigger Property="WindowState"
                      Value="Maximized">

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.Metro/Xceed.Wpf.AvalonDock.Themes.Metro.csproj

@@ -49,8 +49,12 @@
     <Reference Include="PresentationFramework" />
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="AssemblyVersionInfo.cs" />
+    <Compile Include="..\Xceed.Wpf.Toolkit\AssemblyVersionInfo.cs">
-    <Compile Include="AssemblyVersionInfoCommon.cs" />
+      <Link>AssemblyVersionInfo.cs</Link>
+    </Compile>
+    <Compile Include="..\Xceed.Wpf.Toolkit\AssemblyVersionInfoCommon.cs">
+      <Link>AssemblyVersionInfoCommon.cs</Link>
+    </Compile>
     <Compile Include="Properties\AssemblyInfo.cs">
       <SubType>Code</SubType>
     </Compile>

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/AssemblyVersionInfo.cs

@@ -1,32 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-#pragma warning disable 0436
-[assembly: System.Reflection.AssemblyVersion( _XceedVersionInfo.Version )]
-#pragma warning restore 0436
-
-internal static class _XceedVersionInfo
-{
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string BaseVersion = "3.5";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Version = BaseVersion + 
-  ".0.0";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string PublicKeyToken = "ba83ff368b7563c6";
-
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/AssemblyVersionInfoCommon.cs

@@ -1,22 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-internal static class _XceedVersionInfoCommon
-{
-[System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Build = ".*";
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/Brushes.xaml

@@ -1,14 +1,15 @@
 <!--***********************************************************************************
 
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/Properties/AssemblyInfo.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -30,7 +31,7 @@ using System;
 
 [assembly: AssemblyCompany( "Xceed Software Inc." )]
 [assembly: AssemblyProduct( "Xceed Toolkit for WPF - AvalonDock" )]
-[assembly: AssemblyCopyright( "Copyright (C) Xceed Software Inc. 2007-2017" )]
+[assembly: AssemblyCopyright( "Copyright (C) Xceed Software Inc. 2007-2020" )]
 
 
 // Setting ComVisible to false makes the types in this assembly not visible 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/Theme.xaml

@@ -1,14 +1,15 @@
 <!--***********************************************************************************
 
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -17,12 +18,12 @@
 <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                     xmlns:localThemes="clr-namespace:Xceed.Wpf.AvalonDock.Themes"
-                    xmlns:shell="clr-namespace:Microsoft.Windows.Shell;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:shell="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDock="clr-namespace:Xceed.Wpf.AvalonDock;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDock="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockLayout="clr-namespace:Xceed.Wpf.AvalonDock.Layout;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockLayout="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockControls="clr-namespace:Xceed.Wpf.AvalonDock.Controls;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockControls="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockConverters="clr-namespace:Xceed.Wpf.AvalonDock.Converters;assembly=Xceed.Wpf.AvalonDock"
+                    xmlns:avalonDockConverters="http://schemas.xceed.com/wpf/xaml/avalondock"
-                    xmlns:avalonDockProperties="clr-namespace:Xceed.Wpf.AvalonDock.Properties;assembly=Xceed.Wpf.AvalonDock">
+                    xmlns:avalonDockProperties="http://schemas.xceed.com/wpf/xaml/avalondock">
 
   <ResourceDictionary.MergedDictionaries>
     <ResourceDictionary Source="Brushes.xaml" />
@@ -37,6 +38,14 @@
   <avalonDockConverters:ActivateCommandLayoutItemFromLayoutModelConverter x:Key="ActivateCommandLayoutItemFromLayoutModelConverter" />
   <avalonDockConverters:AnchorableContextMenuHideVisibilityConverter x:Key="AnchorableContextMenuHideVisibilityConverter" />
 
+  <DataTemplate x:Key="DocumentPaneControlContentTemplate">
+    <avalonDockControls:LayoutDocumentControl Model="{Binding}" />
+  </DataTemplate>
+
+  <DataTemplate x:Key="AnchorablePaneControlContentTemplate">
+    <avalonDockControls:LayoutAnchorableControl Model="{Binding}" />
+  </DataTemplate>
+
 
   <Style x:Key="AvalonDock_ThemeVS2010_ToolButtonStyle"
          TargetType="ToggleButton">
@@ -142,7 +151,8 @@
                                                        IsItemsHost="true"
                                                        Margin="2,0,2,0"
                                                        Grid.Row="0"
-                                                       KeyboardNavigation.TabIndex="1" />
+                                                       KeyboardNavigation.TabIndex="1"
+                                                       KeyboardNavigation.DirectionalNavigation="Cycle" />
               <avalonDockControls:DropDownButton x:Name="MenuDropDownButton"
                                                  Style="{StaticResource AvalonDock_ThemeVS2010_ToolButtonStyle}"
                                                  Focusable="False"
@@ -271,8 +281,7 @@
                           BorderBrush="{TemplateBinding BorderBrush}"
                           BorderThickness="1,1,1,0"
                           CornerRadius="2,2,0,0"
-                          Background="{TemplateBinding Background}"
+                          Background="{TemplateBinding Background}">
-                          Padding="{TemplateBinding Padding}">
                     <ContentPresenter x:Name="Content"
                                       ContentSource="Header"
                                       HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}"
@@ -365,13 +374,9 @@
       </Setter.Value>
     </Setter>
 
-    <Setter Property="ContentTemplate">
+    <Setter Property="ContentTemplate"
-      <Setter.Value>
+            Value="{StaticResource DocumentPaneControlContentTemplate}" />
-        <DataTemplate>
+
-          <avalonDockControls:LayoutDocumentControl Model="{Binding}" />
-        </DataTemplate>
-      </Setter.Value>
-    </Setter>
   </Style>
 
   <!--AnchorablePaneControlStyle-->
@@ -419,6 +424,7 @@
                                                        IsItemsHost="true"
                                                        Grid.Row="1"
                                                        KeyboardNavigation.TabIndex="1"
+                                                       KeyboardNavigation.DirectionalNavigation="Cycle"
                                                        Panel.ZIndex="1" />
           </Grid>
           <ControlTemplate.Triggers>
@@ -459,8 +465,7 @@
                           BorderBrush="{TemplateBinding BorderBrush}"
                           BorderThickness="1,0,1,1"
                           CornerRadius="0,0,2,2"
-                          Background="{TemplateBinding Background}"
+                          Background="{TemplateBinding Background}">
-                          Padding="{TemplateBinding Padding}">
                     <ContentPresenter x:Name="Content"
                                       ContentSource="Header"
                                       HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}"
@@ -532,13 +537,9 @@
       </Setter.Value>
     </Setter>
 
-    <Setter Property="ContentTemplate">
+    <Setter Property="ContentTemplate"
-      <Setter.Value>
+            Value="{StaticResource AnchorablePaneControlContentTemplate}" />
-        <DataTemplate>
+
-          <avalonDockControls:LayoutAnchorableControl Model="{Binding}" />
-        </DataTemplate>
-      </Setter.Value>
-    </Setter>
   </Style>
 
   <Style TargetType="avalonDockControls:AnchorablePaneTitle">
@@ -602,7 +603,7 @@
                       HorizontalAlignment="Center"
                       Command="{Binding Path=LayoutItem.HideCommand, RelativeSource={RelativeSource TemplatedParent}}"
                       Visibility="{Binding Path=IsEnabled, RelativeSource={RelativeSource Self}, Mode=OneWay, Converter={StaticResource BoolToVisibilityConverter}}"
-                      ToolTip="{x:Static avalonDockProperties:Resources.Anchorable_BtnClose_Hint}">
+                      ToolTip="{x:Static avalonDockProperties:Resources.Anchorable_Hide}">
                 <Image x:Name="PART_ImgHidePin"
                        Source="Images/PinClose.png" >
                 </Image>
@@ -722,8 +723,8 @@
             Padding="2">
       <ContentPresenter TextElement.Foreground="{DynamicResource AvalonDock_ThemeVS2010_BaseColor2}"
                         Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                        ContentTemplate="{Binding AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                        ContentTemplate="{Binding Model.Root.Manager.AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}"
-                        ContentTemplateSelector="{Binding AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                        ContentTemplateSelector="{Binding Model.Root.Manager.AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}}" />
     </Border>
     <ControlTemplate.Triggers>
       <Trigger Property="Side"
@@ -1274,12 +1275,14 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutDocumentTabItem}">
+          <!--Use a transparent background to hit for contextMenu popup-->
           <avalonDockControls:DropDownControlArea DropDownContextMenu="{Binding Root.Manager.DocumentContextMenu}"
-                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}">
+                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}"
+                                                  Background="Transparent">
             <Border Background="{TemplateBinding Background}"
                     BorderBrush="{TemplateBinding BorderBrush}"
                     BorderThickness="{TemplateBinding BorderThickness}"
-                    Padding="0,2,0,1">
+                    Margin="{Binding Padding, RelativeSource={RelativeSource AncestorType={x:Type TabItem}}}">
               <Grid>
                 <Grid.ColumnDefinitions>
                   <ColumnDefinition Width="*" />
@@ -1289,8 +1292,8 @@
                 <Border Grid.ColumnSpan="3"
                         Background="Transparent" />
                 <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                                  ContentTemplate="{Binding DocumentHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                                  ContentTemplate="{Binding Root.Manager.DocumentHeaderTemplate, Mode=OneWay}"
-                                  ContentTemplateSelector="{Binding DocumentHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                                  ContentTemplateSelector="{Binding Root.Manager.DocumentHeaderTemplateSelector, Mode=OneWay}" />
                 <!-- Close button should be moved out to the container style -->
                 <Button x:Name="DocumentCloseButton"
                         Style="{StaticResource AvalonDock_ThemeVS2010_ButtonStyle}"
@@ -1371,19 +1374,18 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutAnchorableTabItem}">
+          <!--Use a transparent background to hit for contextMenu popup-->
           <avalonDockControls:DropDownControlArea DropDownContextMenu="{Binding Root.Manager.AnchorableContextMenu}"
-                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}">
+                                                  DropDownContextMenuDataContext="{Binding LayoutItem, RelativeSource={RelativeSource TemplatedParent}}"
+                                                  Background="Transparent">
             <Border Background="{TemplateBinding Background}"
                     BorderBrush="{TemplateBinding BorderBrush}"
-                    BorderThickness="{TemplateBinding BorderThickness}">
+                    BorderThickness="{TemplateBinding BorderThickness}"
+                    Margin="{Binding Padding, RelativeSource={RelativeSource AncestorType={x:Type TabItem}}}">
               <Grid>
                 <ContentPresenter Content="{Binding Model, RelativeSource={RelativeSource TemplatedParent}}"
-                                  ContentTemplate="{Binding AnchorableHeaderTemplate, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}"
+                                  ContentTemplate="{Binding Root.Manager.AnchorableHeaderTemplate, Mode=OneWay}"
-                                  ContentTemplateSelector="{Binding AnchorableHeaderTemplateSelector, Mode=OneWay, RelativeSource={RelativeSource AncestorType={x:Type avalonDock:DockingManager}, Mode=FindAncestor}}" />
+                                  ContentTemplateSelector="{Binding Root.Manager.AnchorableHeaderTemplateSelector, Mode=OneWay}" />
-                <avalonDockControls:DropDownControlArea Grid.Column="0"
-                                                        DropDownContextMenu="{Binding Model.Root.Manager.AnchorableContextMenu, RelativeSource={RelativeSource TemplatedParent}}"
-                                                        DropDownContextMenuDataContext="{Binding Path=Model, RelativeSource={RelativeSource TemplatedParent}}" >
-                </avalonDockControls:DropDownControlArea>
               </Grid>
             </Border>
           </avalonDockControls:DropDownControlArea>
@@ -1412,7 +1414,9 @@
               </Border>
               <ContentPresenter Grid.Row="1"
                                 FlowDirection="{TemplateBinding FlowDirection}"
-                                Content="{Binding LayoutItem.View.Content, RelativeSource={RelativeSource TemplatedParent}}" />
+                                Content="{Binding LayoutItem.View.Content, RelativeSource={RelativeSource TemplatedParent}}"
+                                ContentTemplate="{Binding LayoutItem.View.ContentTemplate, RelativeSource={RelativeSource TemplatedParent}}"
+                                ContentTemplateSelector="{Binding LayoutItem.View.ContentTemplateSelector, RelativeSource={RelativeSource TemplatedParent}}" />
 
               <!--<ContentPresenter 
                                 Content="{Binding Model.Content, RelativeSource={RelativeSource TemplatedParent}}" 
@@ -1461,6 +1465,7 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutDocumentFloatingWindowControl}">
+          <AdornerDecorator>
             <Grid>
               <Border x:Name="WindowBorder"
                       BorderThickness="{TemplateBinding BorderThickness}"
@@ -1468,12 +1473,13 @@
                       BorderBrush="{TemplateBinding BorderBrush}">
                 <Grid Margin="3">
                   <Grid.RowDefinitions>
-                  <RowDefinition Height="18" />
+                    <RowDefinition MinHeight="18"
+                                   Height="Auto" />
                     <RowDefinition Height="*" />
                   </Grid.RowDefinitions>
                   <Border x:Name="Header"
                           Padding="2,0,2,0">
-                  <Grid>
+                    <Grid UseLayoutRounding="True">
                       <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
@@ -1554,6 +1560,7 @@
                 </Grid>
               </Border>
             </Grid>
+          </AdornerDecorator>
           <ControlTemplate.Triggers>
             <Trigger Property="WindowState"
                      Value="Maximized">
@@ -1684,6 +1691,7 @@
     <Setter Property="Template">
       <Setter.Value>
         <ControlTemplate TargetType="{x:Type avalonDockControls:LayoutAnchorableFloatingWindowControl}">
+          <AdornerDecorator>
             <Grid>
               <Border x:Name="WindowBorder"
                       BorderThickness="{TemplateBinding BorderThickness}"
@@ -1691,7 +1699,8 @@
                       BorderBrush="{TemplateBinding BorderBrush}">
                 <Grid>
                   <Grid.RowDefinitions>
-                  <RowDefinition Height="18" />
+                    <RowDefinition MinHeight="18"
+                                   Height="Auto" />
                     <RowDefinition Height="*" />
                   </Grid.RowDefinitions>
                   <Border x:Name="Header"
@@ -1699,7 +1708,7 @@
                           Padding="2,0,2,0"
                           TextElement.Foreground="{DynamicResource AvalonDock_ThemeVS2010_BaseColor2}"
                           Background="{DynamicResource AvalonDock_ThemeVS2010_BaseColor16}">
-                  <Grid>
+                    <Grid UseLayoutRounding="True">
                       <Grid.ColumnDefinitions>
                         <ColumnDefinition Width="*" />
                         <ColumnDefinition Width="Auto" />
@@ -1794,6 +1803,7 @@
                 </Grid>
               </Border>
             </Grid>
+          </AdornerDecorator>
           <ControlTemplate.Triggers>
             <Trigger Property="WindowState"
                      Value="Maximized">

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/VS2010Theme.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -25,8 +26,11 @@ namespace Xceed.Wpf.AvalonDock.Themes
   {
     public override Uri GetResourceUri()
     {
+      string assemblyName = "Xceed.Wpf.AvalonDock.Themes.VS2010";
+
+
       return new Uri(
-                "/Xceed.Wpf.AvalonDock.Themes.VS2010;component/Theme.xaml", 
+                "/" + assemblyName + ";component/Theme.xaml",
                 UriKind.Relative );
     }
   }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock.Themes.VS2010/Xceed.Wpf.AvalonDock.Themes.VS2010.csproj

@@ -61,8 +61,12 @@
     </Page>
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="AssemblyVersionInfo.cs" />
+    <Compile Include="..\Xceed.Wpf.Toolkit\AssemblyVersionInfo.cs">
-    <Compile Include="AssemblyVersionInfoCommon.cs" />
+      <Link>AssemblyVersionInfo.cs</Link>
+    </Compile>
+    <Compile Include="..\Xceed.Wpf.Toolkit\AssemblyVersionInfoCommon.cs">
+      <Link>AssemblyVersionInfoCommon.cs</Link>
+    </Compile>
     <Compile Include="Properties\AssemblyInfo.cs">
       <SubType>Code</SubType>
     </Compile>

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/AssemblyVersionInfo.cs

@@ -1,32 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-#pragma warning disable 0436
-[assembly: System.Reflection.AssemblyVersion( _XceedVersionInfo.Version )]
-#pragma warning restore 0436
-
-internal static class _XceedVersionInfo
-{
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string BaseVersion = "3.5";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Version = BaseVersion + 
-  ".0.0";
-  [System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string PublicKeyToken = "ba83ff368b7563c6";
-
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/AssemblyVersionInfoCommon.cs

@@ -1,22 +0,0 @@
-/*************************************************************************************
-
-   Extended WPF Toolkit
-
-   Copyright (C) 2007-2013 Xceed Software Inc.
-
-   This program is provided to you under the terms of the Microsoft Public
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
-
-   For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
-
-   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
-
-  ***********************************************************************************/
-
-internal static class _XceedVersionInfoCommon
-{
-[System.Diagnostics.CodeAnalysis.SuppressMessage( "Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields" )]
-  public const string Build = ".*";
-
-}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Commands/RelayCommand.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/AnchorablePaneControlOverlayArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/AnchorablePaneDropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/AnchorablePaneTabPanel.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/AnchorablePaneTitle.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/AutoHideWindowManager.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/BindingHelper.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/ContextMenuEx.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DockingManagerDropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -73,7 +74,18 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 Orientation = System.Windows.Controls.Orientation.Horizontal
               };
 
+              var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
+              if( layoutAnchorablePaneGroup != null &&
+                  layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Horizontal )
+              {
+                var childrenToTransfer = layoutAnchorablePaneGroup.Children.ToArray();
+                for( int i = 0; i < childrenToTransfer.Length; i++ )
+                  newOrientedPanel.Children.Insert( i, childrenToTransfer[ i ] );
+              }
+              else
+              {
                 newOrientedPanel.Children.Add( floatingWindow.RootPanel );
+              }
               newOrientedPanel.Children.Add( _manager.Layout.RootPanel );
 
               _manager.Layout.RootPanel = newOrientedPanel;
@@ -108,7 +120,19 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 Orientation = System.Windows.Controls.Orientation.Horizontal
               };
 
+              var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
+              if( layoutAnchorablePaneGroup != null &&
+                  layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Horizontal )
+              {
+                var childrenToTransfer = layoutAnchorablePaneGroup.Children.ToArray();
+                for( int i = 0; i < childrenToTransfer.Length; i++ )
+                  newOrientedPanel.Children.Add( childrenToTransfer[ i ] );
+              }
+              else
+              {
                 newOrientedPanel.Children.Add( floatingWindow.RootPanel );
+              }
+
               newOrientedPanel.Children.Insert( 0, _manager.Layout.RootPanel );
 
 
@@ -144,7 +168,18 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 Orientation = System.Windows.Controls.Orientation.Vertical
               };
 
+              var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
+              if( layoutAnchorablePaneGroup != null &&
+                  layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Vertical )
+              {
+                var childrenToTransfer = layoutAnchorablePaneGroup.Children.ToArray();
+                for( int i = 0; i < childrenToTransfer.Length; i++ )
+                  newOrientedPanel.Children.Insert( i, childrenToTransfer[ i ] );
+              }
+              else
+              {
                 newOrientedPanel.Children.Add( floatingWindow.RootPanel );
+              }
               newOrientedPanel.Children.Add( _manager.Layout.RootPanel );
 
               _manager.Layout.RootPanel = newOrientedPanel;
@@ -180,7 +215,18 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 Orientation = System.Windows.Controls.Orientation.Vertical
               };
 
+              var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
+              if( layoutAnchorablePaneGroup != null &&
+                  layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Vertical )
+              {
+                var childrenToTransfer = layoutAnchorablePaneGroup.Children.ToArray();
+                for( int i = 0; i < childrenToTransfer.Length; i++ )
+                  newOrientedPanel.Children.Add( childrenToTransfer[ i ] );
+              }
+              else
+              {
                 newOrientedPanel.Children.Add( floatingWindow.RootPanel );
+              }
               newOrientedPanel.Children.Insert( 0, _manager.Layout.RootPanel );
 
               _manager.Layout.RootPanel = newOrientedPanel;

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DockingManagerOverlayArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DocumentPaneControlOverlayArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DocumentPaneDropAsAnchorableTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DocumentPaneDropTarget.cs

@@ -1,19 +1,21 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
   ***********************************************************************************/
 
+using System;
 using System.Linq;
 using System.Windows;
 using System.Windows.Media;
@@ -59,6 +61,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           #region DropTargetType.DocumentPaneDockBottom
           {
             var newLayoutDocumentPane = new LayoutDocumentPane( floatingWindow.RootDocument );
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockHeight.IsStar )
+              {
+                targetPane.DockHeight = new GridLength( targetPane.DockHeight.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockHeight = targetPane.DockHeight;
+              }
+            }
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
 
             if( parentModel == null )
@@ -95,6 +107,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           #region DropTargetType.DocumentPaneDockTop
           {
             var newLayoutDocumentPane = new LayoutDocumentPane( floatingWindow.RootDocument );
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockHeight.IsStar )
+              {
+                targetPane.DockHeight = new GridLength( targetPane.DockHeight.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockHeight = targetPane.DockHeight;
+              }
+            }
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
 
             if( parentModel == null )
@@ -131,6 +153,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           #region DropTargetType.DocumentPaneDockLeft
           {
             var newLayoutDocumentPane = new LayoutDocumentPane( floatingWindow.RootDocument );
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockWidth.IsStar )
+              {
+                targetPane.DockWidth = new GridLength( targetPane.DockWidth.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockWidth = targetPane.DockWidth;
+              }
+            }
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
 
             if( parentModel == null )
@@ -166,6 +198,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           #region DropTargetType.DocumentPaneDockRight
           {
             var newLayoutDocumentPane = new LayoutDocumentPane( floatingWindow.RootDocument );
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockWidth.IsStar )
+              {
+                targetPane.DockWidth = new GridLength( targetPane.DockWidth.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockWidth = targetPane.DockWidth;                
+              }
+            }
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
 
             if( parentModel == null )
@@ -222,7 +264,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
               i = previousIndex;
             }
             sourceModel.IsActive = false;
-            paneModel.Children.Insert( i, sourceModel );
+            paneModel.Children.Insert( Math.Min( i, paneModel.Children.Count ), sourceModel );
             sourceModel.IsActive = true;
           }
           break;
@@ -245,6 +287,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           {
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
             var newLayoutDocumentPane = new LayoutDocumentPane();
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockHeight.IsStar )
+              {
+                targetPane.DockHeight = new GridLength( targetPane.DockHeight.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockHeight = targetPane.DockHeight;
+              }
+            }
 
             if( parentModel == null )
             {
@@ -284,6 +336,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           {
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
             var newLayoutDocumentPane = new LayoutDocumentPane();
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockHeight.IsStar )
+              {
+                targetPane.DockHeight = new GridLength( targetPane.DockHeight.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockHeight = targetPane.DockHeight;
+              }
+            }
 
             if( parentModel == null )
             {
@@ -323,6 +385,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           {
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
             var newLayoutDocumentPane = new LayoutDocumentPane();
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockWidth.IsStar )
+              {
+                targetPane.DockWidth = new GridLength( targetPane.DockWidth.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockWidth = targetPane.DockWidth;
+              }
+            }
 
             if( parentModel == null )
             {
@@ -363,6 +435,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           {
             var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
             var newLayoutDocumentPane = new LayoutDocumentPane();
+            var targetPane = targetModel as ILayoutPositionableElement;
+            if( targetPane != null )
+            {
+              // Set the DockWidth of the targetPane and the newLayoutDocumentPane so they both use the same size.
+              if( targetPane.DockWidth.IsStar )
+              {
+                targetPane.DockWidth = new GridLength( targetPane.DockWidth.Value / 2d, GridUnitType.Star );
+                newLayoutDocumentPane.DockWidth = targetPane.DockWidth;
+              }
+            }
 
             if( parentModel == null )
             {
@@ -424,9 +506,12 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 checkPreviousContainer = false;
               }
 
+              if( anchorableToImport.CanClose )
+              {
                 anchorableToImport.SetCanCloseInternal( true );
+              }
 
-              paneModel.Children.Insert( i, anchorableToImport );
+              paneModel.Children.Insert( Math.Min( i, paneModel.Children.Count ), anchorableToImport );
               i++;
               anchorableToActivate = anchorableToImport;
             }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DocumentPaneGroupDropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -77,8 +78,11 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
             int i = 0;
             foreach( var anchorableToImport in layoutAnchorablePaneGroup.Descendents().OfType<LayoutAnchorable>().ToArray() )
+            {
+              if( anchorableToImport.CanClose )
               {
                 anchorableToImport.SetCanCloseInternal( true );
+              }
 
               paneModel.Children.Insert( i, anchorableToImport );
               i++;

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DocumentPaneTabPanel.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -37,8 +38,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     protected override Size MeasureOverride( Size availableSize )
     {
-      var visibleChildren = Children.Cast<UIElement>().Where( ch => ch.Visibility != System.Windows.Visibility.Collapsed );
-
       Size desideredSize = new Size();
       foreach( FrameworkElement child in Children )
       {
@@ -58,10 +57,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
       var skipAllOthers = false;
       foreach( TabItem doc in visibleChildren )
       {
-        var layoutContent = doc.Content as LayoutContent;
         if( skipAllOthers || offset + doc.DesiredSize.Width > finalSize.Width )
         {
-          if( layoutContent.IsSelected && !doc.IsVisible )
+          var layoutContent = doc.Content as LayoutContent;
+          if( (layoutContent != null) && layoutContent.IsSelected && !doc.IsVisible )
           {
             var parentContainer = layoutContent.Parent as ILayoutContainer;
             var parentSelector = layoutContent.Parent as ILayoutContentSelector;

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DragService.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DropArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DropDownButton.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DropDownControlArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -108,6 +109,8 @@ namespace Xceed.Wpf.AvalonDock.Controls
         {
           DropDownContextMenu.PlacementTarget = null;
           DropDownContextMenu.Placement = PlacementMode.MousePoint;
+          DropDownContextMenu.HorizontalOffset = 0d;
+          DropDownContextMenu.VerticalOffset = 0d;
           DropDownContextMenu.DataContext = DropDownContextMenuDataContext;
           DropDownContextMenu.IsOpen = true;
           // e.Handled = true;

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -21,6 +22,7 @@ using System.Windows;
 using System.Windows.Media;
 using Xceed.Wpf.AvalonDock.Layout;
 using System.Windows.Threading;
+using System.Windows.Input;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
@@ -110,13 +112,20 @@ namespace Xceed.Wpf.AvalonDock.Controls
         this.Drop( fwAsDocument );
       }
 
+      if( currentActiveContent != null )
+      {
         Dispatcher.BeginInvoke( new Action( () =>
             {
+              if( ( currentActiveContent.Root != null ) && ( currentActiveContent.Root.Manager != null ) )
+              {
+                currentActiveContent.Root.Manager.MoveFocus( new TraversalRequest( FocusNavigationDirection.Next ) );
+              }
               currentActiveContent.IsSelected = false;
               currentActiveContent.IsActive = false;
               currentActiveContent.IsActive = true;
             } ), DispatcherPriority.Background );
       }
+    }
 
     public virtual bool HitTest( Point dragPoint )
     {

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DropTargetBase.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/DropTargetType.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Extentions.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/FocusElementManager.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/FullWeakDictionary.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/IDropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/IOverlayWindow.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/IOverlayWindowArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/IOverlayWindowDropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/IOverlayWindowHost.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorGroupControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -19,6 +20,7 @@ using System.Windows.Controls;
 using System.Collections.ObjectModel;
 using Xceed.Wpf.AvalonDock.Layout;
 using System.Windows;
+using System.Windows.Data;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
@@ -75,7 +77,9 @@ namespace Xceed.Wpf.AvalonDock.Controls
       var manager = _model.Root.Manager;
       foreach( var childModel in _model.Children )
       {
-        _childViews.Add( new LayoutAnchorControl( childModel ) { Template = manager.AnchorTemplate } );
+        var lac = new LayoutAnchorControl( childModel );
+        lac.SetBinding( LayoutAnchorControl.TemplateProperty, new Binding( DockingManager.AnchorTemplateProperty.Name ) { Source = manager } );
+        _childViews.Add( lac );
       }
     }
 
@@ -105,7 +109,9 @@ namespace Xceed.Wpf.AvalonDock.Controls
           int insertIndex = e.NewStartingIndex;
           foreach( LayoutAnchorable childModel in e.NewItems )
           {
-            _childViews.Insert( insertIndex++, new LayoutAnchorControl( childModel ) { Template = manager.AnchorTemplate } );
+            var lac = new LayoutAnchorControl( childModel );
+            lac.SetBinding( LayoutAnchorControl.TemplateProperty, new Binding( DockingManager.AnchorTemplateProperty.Name ) { Source = manager } );
+            _childViews.Insert( insertIndex++, lac );
           }
         }
       }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorSideControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorableControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -78,16 +79,18 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       if( e.OldValue != null )
       {
-        ( ( LayoutContent )e.OldValue ).PropertyChanged -= Model_PropertyChanged;
+        ( ( LayoutContent )e.OldValue ).PropertyChanged -= this.Model_PropertyChanged;
       }
 
-      if( Model != null )
+      if( ( this.Model != null) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null ) )
       {
-        Model.PropertyChanged += Model_PropertyChanged;
+        this.Model.PropertyChanged += this.Model_PropertyChanged;
-        SetLayoutItem( Model.Root.Manager.GetLayoutItemFromModel( Model ) );
+        this.SetLayoutItem( this.Model.Root.Manager.GetLayoutItemFromModel( this.Model ) );
       }
       else
-        SetLayoutItem( null );
+      {
+        this.SetLayoutItem( null );
+      }
     }
 
     private void Model_PropertyChanged( object sender, System.ComponentModel.PropertyChangedEventArgs e )
@@ -139,7 +142,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
     /// <param name="value">The new value for the property.</param>
     protected void SetLayoutItem( LayoutItem value )
     {
-      SetValue( LayoutItemPropertyKey, value );
+      this.SetValue( LayoutItemPropertyKey, value );
     }
 
     #endregion
@@ -149,9 +152,13 @@ namespace Xceed.Wpf.AvalonDock.Controls
     #region Overrides
 
     protected override void OnGotKeyboardFocus( System.Windows.Input.KeyboardFocusChangedEventArgs e )
+    {
+      var setIsActive = !( ( e.NewFocus != null ) && ( e.OldFocus != null ) && ( e.OldFocus is LayoutFloatingWindowControl ) );
+      if( setIsActive )
       {
         if( Model != null )
           Model.IsActive = true;
+      }      
 
       base.OnGotKeyboardFocus( e );
     }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorableFloatingWindowControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -55,7 +56,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
     }
 
     internal LayoutAnchorableFloatingWindowControl( LayoutAnchorableFloatingWindow model )
-        : base( model, false )
+        : this( model, false )
     {
     }
 
@@ -127,14 +128,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
       //SetBinding(VisibilityProperty, new Binding("IsVisible") { Source = _model, Converter = new BoolToVisibilityConverter(), Mode = BindingMode.OneWay, ConverterParameter = Visibility.Hidden });
 
       //Issue: http://avalondock.codeplex.com/workitem/15036
-      IsVisibleChanged += ( s, args ) =>
+      IsVisibleChanged += this.LayoutAnchorableFloatingWindowControl_IsVisibleChanged;
-      {
-        var visibilityBinding = GetBindingExpression( VisibilityProperty );
-        if( IsVisible && ( visibilityBinding == null ) )
-        {
-          SetBinding( VisibilityProperty, new Binding( "IsVisible" ) { Source = _model, Converter = new BoolToVisibilityConverter(), Mode = BindingMode.OneWay, ConverterParameter = Visibility.Hidden } );
-        }
-      };
 
       SetBinding( SingleContentLayoutItemProperty, new Binding( "Model.SinglePane.SelectedContent" ) { Source = this, Converter = new LayoutItemFromLayoutModelConverter() } );
 
@@ -143,12 +137,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     protected override void OnClosed( EventArgs e )
     {
-      var root = Model.Root;
-      if( root != null )
-      {
-        root.Manager.RemoveFloatingWindow( this );
-        root.CollectGarbage();
-      }
       if( _overlayWindow != null )
       {
         _overlayWindow.Close();
@@ -157,23 +145,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
       base.OnClosed( e );      
 
-      if( !CloseInitiatedByUser && (root != null) )
-      {
-        root.FloatingWindows.Remove( _model );
-      }
-
       _model.PropertyChanged -= new System.ComponentModel.PropertyChangedEventHandler( _model_PropertyChanged );      
-    }
+      IsVisibleChanged -= this.LayoutAnchorableFloatingWindowControl_IsVisibleChanged;
-
+      BindingOperations.ClearBinding( this, VisibilityProperty );
-    protected override void OnClosing( System.ComponentModel.CancelEventArgs e )
+      BindingOperations.ClearBinding( this, SingleContentLayoutItemProperty );
-    {
-      if( CloseInitiatedByUser && !KeepContentVisibleOnClose )
-      {
-        e.Cancel = true;
-        _model.Descendents().OfType<LayoutAnchorable>().ToArray().ForEach<LayoutAnchorable>( ( a ) => a.Hide() );
-      }
-
-      base.OnClosing( e );
     }
 
     protected override IntPtr FilterMessage( IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled )
@@ -215,6 +190,75 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
     }
 
+    protected override bool CanClose( object parameter = null )
+    {
+      if( this.Model == null )
+        return false;
+
+      var root = this.Model.Root;
+      if( root == null )
+        return false;
+
+      var manager = root.Manager;
+      if( manager == null )
+        return false;
+
+      foreach( var anchorable in this.Model.Descendents().OfType<LayoutAnchorable>().ToArray() )
+      {
+        if( !anchorable.CanClose )
+        {
+          return false;
+        }
+
+        var anchorableLayoutItem = manager.GetLayoutItemFromModel( anchorable ) as LayoutAnchorableItem;
+        if( anchorableLayoutItem == null ||
+            anchorableLayoutItem.CloseCommand == null ||
+            !anchorableLayoutItem.CloseCommand.CanExecute( parameter ) )
+        {
+          return false;
+        }
+      }
+
+      return true;
+    }
+
+    protected override bool CanHide( object parameter = null )
+    {
+      if( this.Model == null )
+        return false;
+
+      var root = this.Model.Root;
+      if( root == null )
+        return false;
+
+      var manager = root.Manager;
+      if( manager == null )
+        return false;
+
+      foreach( var anchorable in this.Model.Descendents().OfType<LayoutAnchorable>().ToArray() )
+      {
+        if( !anchorable.CanHide )
+        {
+          return false;
+        }
+
+        var anchorableLayoutItem = manager.GetLayoutItemFromModel( anchorable ) as LayoutAnchorableItem;
+        if( anchorableLayoutItem == null ||
+            anchorableLayoutItem.HideCommand == null ||
+            !anchorableLayoutItem.HideCommand.CanExecute( parameter ) )
+        {
+          return false;
+        }
+      }
+
+      return true;
+    }
+
+    protected override void DoHide()
+    {
+      this.OnExecuteHideWindowCommand( null );
+    }
+
     #endregion
 
     #region Private Methods
@@ -267,6 +311,19 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     #endregion
 
+    #region Event Handlers
+
+    private void LayoutAnchorableFloatingWindowControl_IsVisibleChanged( object sender, DependencyPropertyChangedEventArgs e )
+    {
+      var visibilityBinding = GetBindingExpression( VisibilityProperty );
+      if( IsVisible && ( visibilityBinding == null ) )
+      {
+        SetBinding( VisibilityProperty, new Binding( "IsVisible" ) { Source = _model, Converter = new BoolToVisibilityConverter(), Mode = BindingMode.OneWay, ConverterParameter = Visibility.Hidden } );
+      }
+    }
+
+    #endregion
+
     #region Commands
 
     #region HideWindowCommand
@@ -279,39 +336,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     private bool CanExecuteHideWindowCommand( object parameter )
     {
-      if( Model == null )
+      return this.CanHide( parameter );     
-        return false;
-
-      var root = Model.Root;
-      if( root == null )
-        return false;
-
-      var manager = root.Manager;
-      if( manager == null )
-        return false;
-
-      bool canExecute = false;
-      foreach( var anchorable in this.Model.Descendents().OfType<LayoutAnchorable>().ToArray() )
-      {
-        if( !anchorable.CanHide )
-        {
-          canExecute = false;
-          break;
-        }
-
-        var anchorableLayoutItem = manager.GetLayoutItemFromModel( anchorable ) as LayoutAnchorableItem;
-        if( anchorableLayoutItem == null ||
-            anchorableLayoutItem.HideCommand == null ||
-            !anchorableLayoutItem.HideCommand.CanExecute( parameter ) )
-        {
-          canExecute = false;
-          break;
-        }
-
-        canExecute = true;
-      }
-
-      return canExecute;
     }
 
     private void OnExecuteHideWindowCommand( object parameter )
@@ -322,6 +347,8 @@ namespace Xceed.Wpf.AvalonDock.Controls
         var anchorableLayoutItem = manager.GetLayoutItemFromModel( anchorable ) as LayoutAnchorableItem;
         anchorableLayoutItem.HideCommand.Execute( parameter );
       }
+
+      this.BringFocusOnDockingManager();
     }
     #endregion
 
@@ -334,39 +361,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     private bool CanExecuteCloseWindowCommand( object parameter )
     {
-      if( Model == null )
+      return this.CanClose( parameter );
-        return false;
-
-      var root = Model.Root;
-      if( root == null )
-        return false;
-
-      var manager = root.Manager;
-      if( manager == null )
-        return false;
-
-      bool canExecute = false;
-      foreach( var anchorable in this.Model.Descendents().OfType<LayoutAnchorable>().ToArray() )
-      {
-        if( !anchorable.CanClose )
-        {
-          canExecute = false;
-          break;
-        }
-
-        var anchorableLayoutItem = manager.GetLayoutItemFromModel( anchorable ) as LayoutAnchorableItem;
-        if( anchorableLayoutItem == null ||
-            anchorableLayoutItem.CloseCommand == null ||
-            !anchorableLayoutItem.CloseCommand.CanExecute( parameter ) )
-        {
-          canExecute = false;
-          break;
-        }
-
-        canExecute = true;
-      }
-
-      return canExecute;
     }
 
     private void OnExecuteCloseWindowCommand( object parameter )
@@ -421,25 +416,33 @@ namespace Xceed.Wpf.AvalonDock.Controls
       if( _dropAreas != null )
         return _dropAreas;
 
+      var draggingWindowManager = draggingWindow.Model.Root.Manager;
+
       _dropAreas = new List<IDropArea>();
 
       if( draggingWindow.Model is LayoutDocumentFloatingWindow )
         return _dropAreas;
 
-      var rootVisual = ( Content as FloatingWindowContentHost ).RootVisual;
+      var rootVisual = this.Content as System.Windows.Media.Visual;
 
       foreach( var areaHost in rootVisual.FindVisualChildren<LayoutAnchorablePaneControl>() )
+      {
+        if( draggingWindowManager == areaHost.Model.Root.Manager )
         {
           _dropAreas.Add( new DropArea<LayoutAnchorablePaneControl>(
             areaHost,
             DropAreaType.AnchorablePane ) );
         }
+      }
       foreach( var areaHost in rootVisual.FindVisualChildren<LayoutDocumentPaneControl>() )
+      {
+        if( draggingWindowManager == areaHost.Model.Root.Manager )
         {
           _dropAreas.Add( new DropArea<LayoutDocumentPaneControl>(
             areaHost,
             DropAreaType.DocumentPane ) );
         }
+      }
 
       return _dropAreas;
     }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorableItem.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -288,6 +289,11 @@ namespace Xceed.Wpf.AvalonDock.Controls
       _anchorable = model as LayoutAnchorable;
       _anchorable.IsVisibleChanged += new EventHandler( _anchorable_IsVisibleChanged );
 
+      if( _anchorable.CanClose )
+      {
+        _anchorable.SetCanCloseInternal( true );
+      }
+
       base.Attach( model );
     }
 
@@ -340,11 +346,11 @@ namespace Xceed.Wpf.AvalonDock.Controls
     protected override void SetDefaultBindings()
     {
       if( HideCommand == null )
-        HideCommand = _defaultHideCommand;
+        this.SetCurrentValue( LayoutAnchorableItem.HideCommandProperty, _defaultHideCommand );
       if( AutoHideCommand == null )
-        AutoHideCommand = _defaultAutoHideCommand;
+        this.SetCurrentValue( LayoutAnchorableItem.AutoHideCommandProperty, _defaultAutoHideCommand );
       if( DockCommand == null )
-        DockCommand = _defaultDockCommand;
+        this.SetCurrentValue( LayoutAnchorableItem.DockCommandProperty, _defaultDockCommand );
 
       Visibility = _anchorable.IsVisible ? Visibility.Visible : System.Windows.Visibility.Hidden;
       base.SetDefaultBindings();

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorablePaneControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -19,10 +20,11 @@ using System.Windows.Controls;
 using System.Windows;
 using System.Windows.Data;
 using Xceed.Wpf.AvalonDock.Layout;
+using System.Windows.Media;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
-  public class LayoutAnchorablePaneControl : TabControl, ILayoutControl//, ILogicalChildrenContainer
+  public class LayoutAnchorablePaneControl : LayoutCachePaneControl, ILayoutControl//, ILogicalChildrenContainer
   {
     #region Members
 
@@ -67,8 +69,11 @@ namespace Xceed.Wpf.AvalonDock.Controls
     #region Overrides
 
     protected override void OnGotKeyboardFocus( System.Windows.Input.KeyboardFocusChangedEventArgs e )
+    {
+      if( ( _model != null ) && ( _model.SelectedContent != null ) )
       {
         _model.SelectedContent.IsActive = true;
+      }
 
       base.OnGotKeyboardFocus( e );
     }
@@ -77,17 +82,38 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       base.OnMouseLeftButtonDown( e );
 
-      if( !e.Handled && _model.SelectedContent != null )
+      if( e.OriginalSource is Visual )
+      {
+        var parentDockingManager = ( ( Visual )e.OriginalSource ).FindVisualAncestor<DockingManager>();
+
+        if( ( this.Model != null ) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null )
+            && this.Model.Root.Manager.Equals( parentDockingManager ) )
+        {
+          if( !e.Handled && ( _model != null ) && ( _model.SelectedContent != null ) )
+          {
             _model.SelectedContent.IsActive = true;
           }
+        }
+      }
+    }
 
     protected override void OnMouseRightButtonDown( System.Windows.Input.MouseButtonEventArgs e )
     {
       base.OnMouseRightButtonDown( e );
 
-      if( !e.Handled && _model.SelectedContent != null )
+      if( e.OriginalSource is Visual )
-        _model.SelectedContent.IsActive = true;
+      {
+        var parentDockingManager = ( ( Visual )e.OriginalSource ).FindVisualAncestor<DockingManager>();
 
+        if( ( this.Model != null ) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null )
+            && this.Model.Root.Manager.Equals( parentDockingManager ) )
+        {
+          if( !e.Handled && ( _model != null ) && ( _model.SelectedContent != null ) )
+          {
+            _model.SelectedContent.IsActive = true;
+          }
+        }
+      }       
     }
 
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorablePaneGroupControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -42,7 +43,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     protected override void OnFixChildrenDockLengths()
     {
-      #region Setup DockWidth/Height for children
       if( _model.Orientation == Orientation.Horizontal )
       {
         for( int i = 0; i < _model.Children.Count; i++ )
@@ -65,7 +65,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
           }
         }
       }
-      #endregion
     }
 
     #endregion

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAnchorableTabItem.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -28,6 +29,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     private bool _isMouseDown = false;
     private static LayoutAnchorableTabItem _draggingItem = null;
+    private static bool _cancelMouseLeave = false;
 
     #endregion
 
@@ -146,6 +148,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
         _isMouseDown = false;
         _draggingItem = null;
       }
+      else
+      {
+        _cancelMouseLeave = false;
+      }
     }
 
     protected override void OnMouseLeftButtonUp( System.Windows.Input.MouseButtonEventArgs e )
@@ -163,10 +169,13 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
       if( _isMouseDown && e.LeftButton == MouseButtonState.Pressed )
       {
-        _draggingItem = this;
+        // drag the item if the mouse leave is not canceled.
+        // Mouse leave should be canceled when selecting a new tab to prevent automatic undock when Panel size is Auto.
+        _draggingItem = !_cancelMouseLeave ? this : null;
       }
 
       _isMouseDown = false;
+      _cancelMouseLeave = false;
     }
 
     protected override void OnMouseEnter( MouseEventArgs e )
@@ -214,6 +223,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       _draggingItem = null;
     }
+    internal static void CancelMouseLeave()
+    {
+      _cancelMouseLeave = true;
+    }
 
   #endregion
 }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutAutoHideWindowControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -37,7 +38,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
     private LayoutAnchorable _model;
     private HwndSource _internalHwndSource = null;
     private IntPtr parentWindowHandle;
-    private bool _internalHost_ContentRendered = false;
     private ContentPresenter _internalHostPresenter = new ContentPresenter();
     private Grid _internalGrid = null;
     private AnchorSide _side;
@@ -156,8 +156,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
         Height = 0,
       } );
 
-      _internalHost_ContentRendered = false;
-      _internalHwndSource.ContentRendered += _internalHwndSource_ContentRendered;
       _internalHwndSource.RootVisual = _internalHostPresenter;
       AddLogicalChild( _internalHostPresenter );
       Win32Helper.BringWindowToTop( _internalHwndSource.Handle );
@@ -168,7 +166,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       if( _internalHwndSource != null )
       {
-        _internalHwndSource.ContentRendered -= _internalHwndSource_ContentRendered;
         _internalHwndSource.Dispose();
         _internalHwndSource = null;
       }
@@ -278,11 +275,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     #region Private Methods
 
-    private void _internalHwndSource_ContentRendered( object sender, EventArgs e )
-    {
-      _internalHost_ContentRendered = true;
-    }
-
     private void _model_PropertyChanged( object sender, System.ComponentModel.PropertyChangedEventArgs e )
     {
       if( e.PropertyName == "IsAutoHidden" )
@@ -313,10 +305,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
       if( _side == AnchorSide.Right )
       {
-        _internalGrid.ColumnDefinitions.Add( new ColumnDefinition() { Width = new GridLength( _manager.GridSplitterWidth ) } );
+        _internalGrid.ColumnDefinitions.Add( new ColumnDefinition() { Width = new GridLength( double.IsNaN( _manager.GridSplitterWidth ) ? 6d : _manager.GridSplitterWidth ) } );
         _internalGrid.ColumnDefinitions.Add( new ColumnDefinition()
         {
-          Width = _model.AutoHideWidth == 0.0 ? new GridLength( _model.AutoHideMinWidth ) : new GridLength( _model.AutoHideWidth, GridUnitType.Pixel )
+          Width = _model.AutoHideWidth == 0.0 ? new GridLength( double.IsNaN( _model.AutoHideMinWidth ) ? 100d : _model.AutoHideMinWidth ) : new GridLength( double.IsNaN( _model.AutoHideWidth ) ? 0d : _model.AutoHideWidth, GridUnitType.Pixel )
         } );
 
         Grid.SetColumn( _resizer, 0 );
@@ -331,9 +323,9 @@ namespace Xceed.Wpf.AvalonDock.Controls
       {
         _internalGrid.ColumnDefinitions.Add( new ColumnDefinition()
         {
-          Width = _model.AutoHideWidth == 0.0 ? new GridLength( _model.AutoHideMinWidth ) : new GridLength( _model.AutoHideWidth, GridUnitType.Pixel ),
+          Width = _model.AutoHideWidth == 0.0 ? new GridLength( double.IsNaN( _model.AutoHideMinWidth ) ? 100d : _model.AutoHideMinWidth ) : new GridLength( double.IsNaN( _model.AutoHideWidth ) ? 0d : _model.AutoHideWidth, GridUnitType.Pixel ),
         } );
-        _internalGrid.ColumnDefinitions.Add( new ColumnDefinition() { Width = new GridLength( _manager.GridSplitterWidth ) } );
+        _internalGrid.ColumnDefinitions.Add( new ColumnDefinition() { Width = new GridLength( double.IsNaN( _manager.GridSplitterWidth ) ? 6d : _manager.GridSplitterWidth ) } );
 
         Grid.SetColumn( _internalHost, 0 );
         Grid.SetColumn( _resizer, 1 );
@@ -347,9 +339,9 @@ namespace Xceed.Wpf.AvalonDock.Controls
       {
         _internalGrid.RowDefinitions.Add( new RowDefinition()
         {
-          Height = _model.AutoHideHeight == 0.0 ? new GridLength( _model.AutoHideMinHeight ) : new GridLength( _model.AutoHideHeight, GridUnitType.Pixel ),
+          Height = _model.AutoHideHeight == 0.0 ? new GridLength( double.IsNaN( _model.AutoHideMinHeight ) ? 100d : _model.AutoHideMinHeight ) : new GridLength( double.IsNaN( _model.AutoHideHeight ) ? 0d : _model.AutoHideHeight, GridUnitType.Pixel ),
         } );
-        _internalGrid.RowDefinitions.Add( new RowDefinition() { Height = new GridLength( _manager.GridSplitterHeight ) } );
+        _internalGrid.RowDefinitions.Add( new RowDefinition() { Height = new GridLength( double.IsNaN( _manager.GridSplitterHeight ) ? 6d : _manager.GridSplitterHeight ) } );
 
         Grid.SetRow( _internalHost, 0 );
         Grid.SetRow( _resizer, 1 );
@@ -362,10 +354,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
       else if( _side == AnchorSide.Bottom )
       {
-        _internalGrid.RowDefinitions.Add( new RowDefinition() { Height = new GridLength( _manager.GridSplitterHeight ) } );
+        _internalGrid.RowDefinitions.Add( new RowDefinition() { Height = new GridLength( double.IsNaN( _manager.GridSplitterHeight ) ? 6d : _manager.GridSplitterHeight ) } );
         _internalGrid.RowDefinitions.Add( new RowDefinition()
         {
-          Height = _model.AutoHideHeight == 0.0 ? new GridLength( _model.AutoHideMinHeight ) : new GridLength( _model.AutoHideHeight, GridUnitType.Pixel ),
+          Height = _model.AutoHideHeight == 0.0 ? new GridLength( double.IsNaN( _model.AutoHideMinHeight ) ? 100d : _model.AutoHideMinHeight ) : new GridLength( double.IsNaN( _model.AutoHideHeight ) ? 0d : _model.AutoHideHeight, GridUnitType.Pixel ),
         } );
 
         Grid.SetRow( _resizer, 0 );
@@ -500,7 +492,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
         else
           _model.AutoHideWidth -= delta;
 
-        _internalGrid.ColumnDefinitions[ 1 ].Width = new GridLength( _model.AutoHideWidth, GridUnitType.Pixel );
+        _internalGrid.ColumnDefinitions[ 1 ].Width = new GridLength( double.IsNaN( _model.AutoHideWidth ) ? 0d : _model.AutoHideWidth, GridUnitType.Pixel );
       }
       else if( _side == AnchorSide.Left )
       {
@@ -509,7 +501,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
         else
           _model.AutoHideWidth += delta;
 
-        _internalGrid.ColumnDefinitions[ 0 ].Width = new GridLength( _model.AutoHideWidth, GridUnitType.Pixel );
+        _internalGrid.ColumnDefinitions[ 0 ].Width = new GridLength( double.IsNaN( _model.AutoHideWidth ) ? 0d : _model.AutoHideWidth, GridUnitType.Pixel );
       }
       else if( _side == AnchorSide.Top )
       {
@@ -518,7 +510,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
         else
           _model.AutoHideHeight += delta;
 
-        _internalGrid.RowDefinitions[ 0 ].Height = new GridLength( _model.AutoHideHeight, GridUnitType.Pixel );
+        _internalGrid.RowDefinitions[ 0 ].Height = new GridLength( double.IsNaN( _model.AutoHideHeight ) ? 0d : _model.AutoHideHeight, GridUnitType.Pixel );
       }
       else if( _side == AnchorSide.Bottom )
       {
@@ -527,7 +519,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
         else
           _model.AutoHideHeight -= delta;
 
-        _internalGrid.RowDefinitions[ 1 ].Height = new GridLength( _model.AutoHideHeight, GridUnitType.Pixel );
+        _internalGrid.RowDefinitions[ 1 ].Height = new GridLength( double.IsNaN( _model.AutoHideHeight ) ? 0d : _model.AutoHideHeight, GridUnitType.Pixel );
       }
 
       HideResizerOverlayWindow();

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutCachePaneControl.cs

@@ -0,0 +1,104 @@
+/*************************************************************************************
+   
+   Toolkit for WPF
+
+   Copyright (C) 2007-2020 Xceed Software Inc.
+
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
+
+   For more features, controls, and fast professional support,
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
+
+   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
+
+  ***********************************************************************************/
+
+
+using System.Collections.Generic;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Linq;
+using Xceed.Wpf.AvalonDock.Layout;
+
+namespace Xceed.Wpf.AvalonDock.Controls
+{
+  public class LayoutCachePaneControl : TabControl
+  {
+    #region Constructors
+
+    static LayoutCachePaneControl()
+    {
+    }
+
+    #endregion
+
+    #region Properties
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    #endregion
+
+    #region Overrides
+
+    protected override void OnSelectionChanged( SelectionChangedEventArgs e )
+    {
+      if( this.SelectedIndex < 0 )
+        e.Handled = true;
+
+      base.OnSelectionChanged( e );
+    }
+    #endregion
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+  }
+}

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutDocumentControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -19,6 +20,9 @@ using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
 using Xceed.Wpf.AvalonDock.Layout;
+using System.Collections;
+using System;
+using System.Windows.Media;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
@@ -148,23 +152,75 @@ namespace Xceed.Wpf.AvalonDock.Controls
     #region Overrides
 
     protected override void OnPreviewGotKeyboardFocus( KeyboardFocusChangedEventArgs e )
+    {
+      var setIsActive = !( (e.NewFocus != null) && (e.OldFocus != null) && (e.OldFocus is LayoutFloatingWindowControl) );
+      if( setIsActive )
       {
         this.SetIsActive();
+      }
       base.OnPreviewGotKeyboardFocus( e );
     }
 
-    protected override void OnMouseLeftButtonDown( MouseButtonEventArgs e )
+    protected override void OnPreviewMouseLeftButtonDown( MouseButtonEventArgs e )
+    {
+      if( e.OriginalSource is Visual )
+      {
+        var parentDockingManager = ( ( Visual )e.OriginalSource ).FindVisualAncestor<DockingManager>();
+
+        if( ( this.Model != null ) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null )
+            && this.Model.Root.Manager.Equals( parentDockingManager ) )
         {
           this.SetIsActive();
-      base.OnMouseLeftButtonDown( e );
+        }
+      }
+
+      base.OnPreviewMouseLeftButtonDown( e );
     }
 
-    protected override void OnMouseRightButtonDown( MouseButtonEventArgs e )
+    protected override void OnPreviewMouseRightButtonDown( MouseButtonEventArgs e )
+    {
+      if( e.OriginalSource is Visual )
+      {
+        var parentDockingManager = ( ( Visual )e.OriginalSource ).FindVisualAncestor<DockingManager>();
+
+        if( ( this.Model != null ) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null )
+            && this.Model.Root.Manager.Equals( parentDockingManager ) )
         {
           this.SetIsActive();
-      base.OnMouseLeftButtonDown( e );
         }
+      }
+
+      base.OnPreviewMouseRightButtonDown( e );
+    }
+
 
+    #endregion
+
+    #region Internal Methods
+
+    internal void SetResourcesFromObject( FrameworkElement current )
+    {
+      while( current != null )
+      {
+        if( current.Resources.Count > 0 )
+        {
+          var entries = new DictionaryEntry[ current.Resources.Count ];
+          current.Resources.CopyTo( entries, 0 );
+          entries.ForEach( x =>
+          {
+            try
+            {
+              if( this.Resources[ x.Key ] == null )
+              {
+                this.Resources.Add( x.Key, x.Value );
+              }
+            }
+            catch( Exception ) { }
+          } );
+        }
+        current = current.Parent as FrameworkElement;
+      }
+    }
 
     #endregion
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutDocumentFloatingWindowControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -19,6 +20,7 @@ using Xceed.Wpf.AvalonDock.Layout;
 using System.Windows;
 using System.Windows.Controls.Primitives;
 using Microsoft.Windows.Shell;
+using System.Linq;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
@@ -45,7 +47,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
     }
 
     internal LayoutDocumentFloatingWindowControl( LayoutDocumentFloatingWindow model )
-        : base( model, false )
+        : this( model, false )
     {
     }
 
@@ -57,6 +59,9 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       get
       {
+        if( ( _model == null ) || ( _model.Root == null ) || ( _model.Root.Manager == null ) )
+          return null;
+
         return _model.Root.Manager.GetLayoutItemFromModel( _model.RootDocument );
       }
     }
@@ -121,18 +126,41 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     protected override void OnClosed( EventArgs e )
     {
-      var root = Model.Root;
-      root.Manager.RemoveFloatingWindow( this );
-      root.CollectGarbage();
-
       base.OnClosed( e );
 
-      if( !CloseInitiatedByUser )
+      _model.RootDocumentChanged -= new EventHandler( _model_RootDocumentChanged );
+    }
+
+    protected override bool CanClose( object parameter = null )
     {
-        root.FloatingWindows.Remove( _model );
+      if( this.Model == null )
+        return false;
+
+      var root = this.Model.Root;
+      if( root == null )
+        return false;
+
+      var manager = root.Manager;
+      if( manager == null )
+        return false;
+
+      foreach( var document in this.Model.Descendents().OfType<LayoutDocument>().ToArray() )
+      {
+        if( !document.CanClose )
+        {
+          return false;
         }
 
-      _model.RootDocumentChanged -= new EventHandler( _model_RootDocumentChanged );
+        var documentLayoutItem = manager.GetLayoutItemFromModel( document ) as LayoutDocumentItem;
+        if( documentLayoutItem == null ||
+            documentLayoutItem.CloseCommand == null ||
+            !documentLayoutItem.CloseCommand.CanExecute( parameter ) )
+        {
+          return false;
+        }
+      }
+
+      return true;
     }
 
     #endregion

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutDocumentItem.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutDocumentPaneControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -20,10 +21,11 @@ using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Data;
 using Xceed.Wpf.AvalonDock.Layout;
+using System.Windows.Media;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
-  public class LayoutDocumentPaneControl : TabControl, ILayoutControl//, ILogicalChildrenContainer
+  public class LayoutDocumentPaneControl : LayoutCachePaneControl, ILayoutControl//, ILogicalChildrenContainer
   {
     #region Members
 
@@ -55,6 +57,8 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     #region Properties
 
+    #region Model
+
     public ILayoutElement Model
     {
       get
@@ -65,6 +69,8 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     #endregion
 
+    #endregion
+
     #region Overrides
 
     protected override System.Collections.IEnumerator LogicalChildren
@@ -87,17 +93,38 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       base.OnMouseLeftButtonDown( e );
 
-      if( !e.Handled && _model.SelectedContent != null )
+      if( e.OriginalSource is Visual )
+      {
+        var parentDockingManager = ( ( Visual )e.OriginalSource ).FindVisualAncestor<DockingManager>();
+
+        if( ( this.Model != null ) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null )
+            && this.Model.Root.Manager.Equals( parentDockingManager ) )
+        {
+          if( !e.Handled && ( _model != null ) && ( _model.SelectedContent != null ) )
+          {
             _model.SelectedContent.IsActive = true;
           }
+        }
+      }       
+    }
 
     protected override void OnMouseRightButtonDown( System.Windows.Input.MouseButtonEventArgs e )
     {
       base.OnMouseRightButtonDown( e );
 
-      if( !e.Handled && _model.SelectedContent != null )
+      if( e.OriginalSource is Visual )
-        _model.SelectedContent.IsActive = true;
+      {
+        var parentDockingManager = ( ( Visual )e.OriginalSource ).FindVisualAncestor<DockingManager>();
 
+        if( ( this.Model != null ) && ( this.Model.Root != null ) && ( this.Model.Root.Manager != null )
+            && this.Model.Root.Manager.Equals( parentDockingManager ) )
+        {
+          if( !e.Handled && ( _model != null ) && ( _model.SelectedContent != null ) )
+          {
+            _model.SelectedContent.IsActive = true;
+          }
+        }
+      }
     }
 
 
@@ -106,11 +133,14 @@ namespace Xceed.Wpf.AvalonDock.Controls
     #region Private Methods
 
     private void OnLayoutUpdated( object sender, EventArgs e )
+    {
+      if( this.IsLoaded )
       {
         var modelWithAtcualSize = _model as ILayoutPositionableElementWithActualSize;
         modelWithAtcualSize.ActualWidth = ActualWidth;
         modelWithAtcualSize.ActualHeight = ActualHeight;
       }
+    }
 
     #endregion
   }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutDocumentPaneGroupControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -42,7 +43,6 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     protected override void OnFixChildrenDockLengths()
     {
-      #region Setup DockWidth/Height for children
       if( _model.Orientation == Orientation.Horizontal )
       {
         for( int i = 0; i < _model.Children.Count; i++ )
@@ -65,7 +65,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
           }
         }
       }
-      #endregion
+      // #endregion
     }
 
     #endregion

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutDocumentTabItem.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutFloatingWindowControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -26,6 +27,7 @@ using System.Windows.Media;
 using Xceed.Wpf.AvalonDock.Layout;
 using System.Windows.Documents;
 using Xceed.Wpf.AvalonDock.Themes;
+using Standard;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
@@ -58,6 +60,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       this.Loaded += new RoutedEventHandler( OnLoaded );
       this.Unloaded += new RoutedEventHandler( OnUnloaded );
+      this.IsVisibleChanged += this.LayoutFloatingWindowControl_IsVisibleChanged;
       _model = model;
     }
 
@@ -220,13 +223,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
     {
       if( !_isInternalChange )
       {
-        if( WindowState == WindowState.Maximized )
+        if( this.WindowState == WindowState.Maximized )
         {
-          UpdateMaximizedState( true );
+          this.UpdateMaximizedState( true );
         }
         else
         {
-          WindowState = IsMaximized ? WindowState.Maximized : WindowState.Normal;
+          if( this.IsMaximized )
+          {
+            this.WindowState = WindowState.Maximized;
+          }
         }
       }
 
@@ -239,13 +245,37 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     #region Overrides
 
+    protected override void OnClosing( System.ComponentModel.CancelEventArgs e )
+    {
+      if( this.CloseInitiatedByUser && !this.KeepContentVisibleOnClose )
+      {
+        // model.CanClose is false, can we hide ?
+        if( !this.CanClose() )
+        {
+          // Cancel the closing because we are hiding or nothing to do on (Alt + F4).
+          e.Cancel = true;
+          if( this.CanHide() )
+          {
+            // Just hiding.
+            this.DoHide();
+          }
+        }
+      }
+
+      base.OnClosing( e );
+    }
+
     protected override void OnClosed( EventArgs e )
     {
-      if( Content != null )
+      var root = this.Model.Root;
+      if( root != null )
       {
-        var host = Content as FloatingWindowContentHost;
+        root.Manager.RemoveFloatingWindow( this );
-        host.Dispose();
+        root.CollectGarbage();
+      }
 
+      if( this.Content != null )
+      {
         if( _hwndSrc != null )
         {
           _hwndSrc.RemoveHook( _hwndSrcHook );
@@ -255,6 +285,13 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
 
       base.OnClosed( e );
+
+      if( !this.CloseInitiatedByUser && ( root != null ) )
+      {
+        root.FloatingWindows.Remove( this.Model as LayoutFloatingWindow );
+      }
+
+      this.BringFocusOnDockingManager();  
     }
 
     protected override void OnInitialized( EventArgs e )
@@ -271,6 +308,30 @@ namespace Xceed.Wpf.AvalonDock.Controls
       base.OnInitialized( e );
     }
 
+    protected override void OnPreviewKeyDown( KeyEventArgs e )
+    {
+      if( Keyboard.IsKeyDown( Key.LeftCtrl ) || Keyboard.IsKeyDown( Key.RightCtrl ) )
+      {
+        if( e.IsDown && e.Key == Key.Tab )
+        {
+          if( ( this.Model != null ) && ( this.Model.Root != null ) )
+          {
+            var manager = this.Model.Root.Manager;
+            if( manager != null )
+            {
+              if( !manager.IsNavigatorWindowActive )
+              {
+                manager.ShowNavigatorWindow();
+                e.Handled = true;
+              }
+            }
+          }
+        }
+      }
+
+      base.OnPreviewKeyDown( e );
+    }
+
 
     #endregion
 
@@ -313,6 +374,20 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
     }
 
+    protected virtual bool CanClose( object parameter = null )
+    {
+      return false;
+    }
+
+    protected virtual bool CanHide( object parameter = null )
+    {
+      return false;
+    }
+
+    protected virtual void DoHide()
+    {
+    }
+
     internal void AttachDrag( bool onActivated = true )
     {
       if( onActivated )
@@ -334,6 +409,34 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
       switch( msg )
       {
+        case Win32Helper.NCCALCSIZE:
+          if( wParam != IntPtr.Zero )
+          {
+            handled = true;
+            var client = (RECT)Marshal.PtrToStructure( lParam, typeof( RECT ) );
+            client.Bottom -= 1;
+            Marshal.StructureToPtr( client, lParam, false );
+          }
+          break;
+
+        //case Win32Helper.WM_NCHITTEST:
+        //  {
+        //    handled = true;
+        //    //var htLocation = DefWindowProc( hwnd, msg, wParam, lParam ).ToInt32();
+        //    //switch( htLocation )
+        //    //{
+        //    //  case (int)HitTestResult.HTBOTTOM:
+        //    //  case (int)HitTestResult.HTBOTTOMLEFT:
+        //    //  case (int)HitTestResult.HTBOTTOMRIGHT:
+        //    //  case (int)HitTestResult.HTLEFT:
+        //    //  case (int)HitTestResult.HTRIGHT:
+        //    //  case (int)HitTestResult.HTTOP:
+        //    //  case (int)HitTestResult.HTTOPLEFT:
+        //    //  case (int)HitTestResult.HTTOPRIGHT:
+        //    //    htLocation = (int)HitTestResult.HTBORDER;
+        //  }
+        //  break;
+
         case Win32Helper.WM_ACTIVATE:
           if( ( (int)wParam & 0xFFFF ) == Win32Helper.WA_INACTIVE )
           {
@@ -401,6 +504,26 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
     }
 
+    internal void BringFocusOnDockingManager()
+    {
+      // Prevent focus lost on MainWindow when closing floatingWindows.
+      if( this.Owner != null )
+      {
+        this.Owner.Focus();
+      }
+      else
+      {
+        if( (this.Model != null) && ( this.Model.Root != null) && ( this.Model.Root.Manager != null ) )
+        {                
+          var firstUIElement = this.Model.Root.Manager.FindVisualChildren<UIElement>().Where( control => control.Focusable ).FirstOrDefault();
+          if( firstUIElement != null )
+          {
+            firstUIElement.Focus();
+          }
+        }
+      }
+    }
+
     #endregion
 
     #region Private Methods
@@ -412,11 +535,18 @@ namespace Xceed.Wpf.AvalonDock.Controls
       {
         if( lfwc.IsLoaded && lfwc.IsContentImmutable )
           return lfwc.Content;
-        return new FloatingWindowContentHost( sender as LayoutFloatingWindowControl ) { Content = content as UIElement };
+        return content;
       }
       return null;
     }
 
+    private void LayoutFloatingWindowControl_IsVisibleChanged( object sender, DependencyPropertyChangedEventArgs e )
+    {
+      if( (bool)e.NewValue )
+      {
+      }
+    }
+
     private void OnLoaded( object sender, RoutedEventArgs e )
     {
       this.Loaded -= new RoutedEventHandler( OnLoaded );
@@ -454,7 +584,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
         var clientArea = Win32Helper.GetClientRect( windowHandle );
         var windowArea = Win32Helper.GetWindowRect( windowHandle );
 
-        Left = mousePosition.X - windowArea.Width / 2.0;
+        Left = mousePosition.X - ( windowArea.Width - clientArea.Width ) / 2.0;
         Top = mousePosition.Y - ( windowArea.Height - clientArea.Height ) / 2.0;
         _attachDrag = false;
 
@@ -499,202 +629,5 @@ namespace Xceed.Wpf.AvalonDock.Controls
     }
 
     #endregion
-
-    #region Internal Classes
-
-    protected internal class FloatingWindowContentHost : HwndHost
-    {
-      #region Members
-
-      private LayoutFloatingWindowControl _owner;
-      private HwndSource _wpfContentHost = null;
-      private Border _rootPresenter = null;
-      private DockingManager _manager = null;
-
-      #endregion
-
-      #region Constructors
-
-      public FloatingWindowContentHost( LayoutFloatingWindowControl owner )
-      {
-        _owner = owner;
-        var manager = _owner.Model.Root.Manager;
-
-        var binding = new Binding( "SizeToContent" ) { Source = _owner };
-        BindingOperations.SetBinding( this, FloatingWindowContentHost.SizeToContentProperty, binding );
-      }
-
-      #endregion
-
-      #region Properties
-
-      #region RootVisual
-
-      public Visual RootVisual
-      {
-        get
-        {
-          return _rootPresenter;
-        }
-      }
-
-      #endregion
-
-      #region Content
-
-      /// <summary>
-      /// Content Dependency Property
-      /// </summary>
-      public static readonly DependencyProperty ContentProperty = DependencyProperty.Register( "Content", typeof( UIElement ), typeof( FloatingWindowContentHost ),
-              new FrameworkPropertyMetadata( ( UIElement )null, new PropertyChangedCallback( OnContentChanged ) ) );
-
-      /// <summary>
-      /// Gets or sets the Content property.  This dependency property 
-      /// indicates ....
-      /// </summary>
-      public UIElement Content
-      {
-        get
-        {
-          return ( UIElement )GetValue( ContentProperty );
-        }
-        set
-        {
-          SetValue( ContentProperty, value );
-        }
-      }
-
-      /// <summary>
-      /// Handles changes to the Content property.
-      /// </summary>
-      private static void OnContentChanged( DependencyObject d, DependencyPropertyChangedEventArgs e )
-      {
-        ( ( FloatingWindowContentHost )d ).OnContentChanged( (UIElement)e.OldValue, (UIElement)e.NewValue );
-      }
-
-      /// <summary>
-      /// Provides derived classes an opportunity to handle changes to the Content property.
-      /// </summary>
-      protected virtual void OnContentChanged( UIElement oldValue, UIElement newValue )
-      {
-        if( _rootPresenter != null )
-          _rootPresenter.Child = Content;
-
-        var oldContent = oldValue as FrameworkElement;
-        if( oldContent != null )
-        {
-          oldContent.SizeChanged -= this.Content_SizeChanged;
-        }
-
-        var newContent = newValue as FrameworkElement;
-        if( newContent != null )
-        {
-          newContent.SizeChanged += this.Content_SizeChanged;
-        }
-      }
-
-      #endregion
-
-      #region SizeToContent
-
-      /// <summary>
-      /// SizeToContent Dependency Property
-      /// </summary>
-      public static readonly DependencyProperty SizeToContentProperty = DependencyProperty.Register( "SizeToContent", typeof( SizeToContent ), typeof( FloatingWindowContentHost ),
-              new FrameworkPropertyMetadata( SizeToContent.Manual, new PropertyChangedCallback( OnSizeToContentChanged ) ) );
-
-      /// <summary>
-      /// Gets or sets the SizeToContent property. 
-      /// </summary>
-      public SizeToContent SizeToContent
-      {
-        get
-        {
-          return (SizeToContent)GetValue( SizeToContentProperty );
-        }
-        set
-        {
-          SetValue( SizeToContentProperty, value );
-        }
-      }
-
-      /// <summary>
-      /// Handles changes to the SizeToContent property.
-      /// </summary>
-      private static void OnSizeToContentChanged( DependencyObject d, DependencyPropertyChangedEventArgs e )
-      {
-        ( (FloatingWindowContentHost)d ).OnSizeToContentChanged( (SizeToContent)e.OldValue, (SizeToContent)e.NewValue );
-      }
-
-      /// <summary>
-      /// Provides derived classes an opportunity to handle changes to the SizeToContent property.
-      /// </summary>
-      protected virtual void OnSizeToContentChanged( SizeToContent oldValue, SizeToContent newValue )
-      {
-        if( _wpfContentHost != null )
-        {
-          _wpfContentHost.SizeToContent = newValue;
-        }
-      }
-
-      #endregion
-
-      #endregion
-
-      #region Overrides
-
-      protected override System.Runtime.InteropServices.HandleRef BuildWindowCore( System.Runtime.InteropServices.HandleRef hwndParent )
-      {
-        _wpfContentHost = new HwndSource( new HwndSourceParameters()
-        {
-          ParentWindow = hwndParent.Handle,
-          WindowStyle = Win32Helper.WS_CHILD | Win32Helper.WS_VISIBLE | Win32Helper.WS_CLIPSIBLINGS | Win32Helper.WS_CLIPCHILDREN,
-          Width = 1,
-          Height = 1
-        } );
-
-        _rootPresenter = new Border() { Child = new AdornerDecorator() { Child = Content }, Focusable = true };
-        _rootPresenter.SetBinding( Border.BackgroundProperty, new Binding( "Background" ) { Source = _owner } );
-        _wpfContentHost.RootVisual = _rootPresenter;
-
-        _manager = _owner.Model.Root.Manager;
-        _manager.InternalAddLogicalChild( _rootPresenter );
-
-        return new HandleRef( this, _wpfContentHost.Handle );
-      }
-
-      protected override void DestroyWindowCore( HandleRef hwnd )
-      {
-        _manager.InternalRemoveLogicalChild( _rootPresenter );
-        if( _wpfContentHost != null )
-        {
-          _wpfContentHost.Dispose();
-          _wpfContentHost = null;
-        }
-      }
-
-      protected override Size MeasureOverride( Size constraint )
-      {
-        if( Content == null )
-          return base.MeasureOverride( constraint );
-
-        Content.Measure( constraint );
-        return Content.DesiredSize;
-      }
-
-      #endregion
-
-      #region Event Handlers
-
-      private void Content_SizeChanged( object sender, SizeChangedEventArgs e )
-      {
-        this.InvalidateMeasure();
-        this.InvalidateArrange();
-      }
-
-      #endregion
-    }
-
-    #endregion
   }
 }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutGridControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -95,6 +96,8 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
       _model.ChildrenTreeChanged += ( s, args ) =>
           {
+            if( args.Change != ChildrenTreeChange.DirectChildrenChanged )
+              return;
             if( _asyncRefreshCalled.HasValue &&
                       _asyncRefreshCalled.Value == args.Change )
               return;
@@ -271,7 +274,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
             ColumnDefinitions.Add( new ColumnDefinition()
             {
-              Width = childModel.IsVisible && nextChildModelVisibleExist ? new GridLength( manager.GridSplitterWidth ) : new GridLength( 0.0, GridUnitType.Pixel )
+              Width = childModel.IsVisible && nextChildModelVisibleExist ? new GridLength( double.IsNaN( manager.GridSplitterWidth ) ? 6d : manager.GridSplitterWidth ) : new GridLength( 0.0, GridUnitType.Pixel )
             } );
             Grid.SetColumn( InternalChildren[ iChild ], iColumn );
           }
@@ -313,7 +316,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
             RowDefinitions.Add( new RowDefinition()
             {
-              Height = childModel.IsVisible && nextChildModelVisibleExist ? new GridLength( manager.GridSplitterHeight ) : new GridLength( 0.0, GridUnitType.Pixel )
+              Height = childModel.IsVisible && nextChildModelVisibleExist ? new GridLength( double.IsNaN( manager.GridSplitterHeight ) ? 6d : manager.GridSplitterHeight ) : new GridLength( 0.0, GridUnitType.Pixel )
             } );
             //if (RowDefinitions.Last().Height.Value == 0.0)
             //    System.Diagnostics.Debugger.Break();
@@ -391,7 +394,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
           trToWnd.Transform( new Point() );
 
       double delta;
-      if( Orientation == System.Windows.Controls.Orientation.Horizontal )
+      if( Orientation == Orientation.Horizontal )
         delta = Canvas.GetLeft( _resizerGhost ) - _initialStartPoint.X;
       else
         delta = Canvas.GetTop( _resizerGhost ) - _initialStartPoint.Y;
@@ -402,49 +405,70 @@ namespace Xceed.Wpf.AvalonDock.Controls
       var nextChild = GetNextVisibleChild( indexOfResizer );
 
       var prevChildActualSize = prevChild.TransformActualSizeToAncestor();
-      var nextChildActualSize = nextChild.TransformActualSizeToAncestor();
+      var nextChildActualSize = (nextChild != null) ? nextChild.TransformActualSizeToAncestor() : new Size();
+      var totalActualSize = new Size(prevChildActualSize.Width + nextChildActualSize.Width, prevChildActualSize.Height + nextChildActualSize.Height );
 
       var prevChildModel = ( ILayoutPositionableElement )( prevChild as ILayoutControl ).Model;
-      var nextChildModel = ( ILayoutPositionableElement )( nextChild as ILayoutControl ).Model;
+      var nextChildModel = (nextChild != null) ? ( ILayoutPositionableElement )( nextChild as ILayoutControl ).Model : null;
+      var totalStarSize = new Size( prevChildModel.DockWidth.IsStar && nextChildModel.DockWidth.IsStar ? prevChildModel.DockWidth.Value + nextChildModel.DockWidth.Value : 1d,
+                                    prevChildModel.DockHeight.IsStar && nextChildModel.DockHeight.IsStar ? prevChildModel.DockHeight.Value + nextChildModel.DockHeight.Value : 1d );
 
-      if( Orientation == System.Windows.Controls.Orientation.Horizontal )
+      if( Orientation == Orientation.Horizontal )
       {
         if( prevChildModel.DockWidth.IsStar )
         {
-          prevChildModel.DockWidth = new GridLength( prevChildModel.DockWidth.Value * ( prevChildActualSize.Width + delta ) / prevChildActualSize.Width, GridUnitType.Star );
+          prevChildModel.DockWidth = new GridLength( ((prevChildActualSize.Width + delta) / totalActualSize.Width) * totalStarSize.Width, GridUnitType.Star );
         }
         else
         {
-          prevChildModel.DockWidth = new GridLength( prevChildModel.DockWidth.Value + delta, GridUnitType.Pixel );
+          var width = ( prevChildModel.DockWidth.IsAuto ) ? prevChildActualSize.Width : prevChildModel.DockWidth.Value;
+          width += delta;
+          var widthToSet = Math.Max( width, prevChildModel.DockMinWidth );
+          prevChildModel.DockWidth = new GridLength( widthToSet, GridUnitType.Pixel );
         }
 
+        if( nextChildModel != null )
+        {
           if( nextChildModel.DockWidth.IsStar )
           {
-          nextChildModel.DockWidth = new GridLength( nextChildModel.DockWidth.Value * ( nextChildActualSize.Width - delta ) / nextChildActualSize.Width, GridUnitType.Star );
+            nextChildModel.DockWidth = new GridLength( ((nextChildActualSize.Width - delta) / totalActualSize.Width) * totalStarSize.Width, GridUnitType.Star );
           }
           else
           {
-          nextChildModel.DockWidth = new GridLength( nextChildModel.DockWidth.Value - delta, GridUnitType.Pixel );
+            var width = ( nextChildModel.DockWidth.IsAuto ) ? nextChildActualSize.Width : nextChildModel.DockWidth.Value;
+            width -= delta;
+            var widthToSet = Math.Max( width, nextChildModel.DockMinWidth );
+            nextChildModel.DockWidth = new GridLength( widthToSet, GridUnitType.Pixel );
+          }
         }
       }
       else
       {
         if( prevChildModel.DockHeight.IsStar )
         {
-          prevChildModel.DockHeight = new GridLength( prevChildModel.DockHeight.Value * ( prevChildActualSize.Height + delta ) / prevChildActualSize.Height, GridUnitType.Star );
+          prevChildModel.DockHeight = new GridLength( ((prevChildActualSize.Height + delta) / totalActualSize.Height) * totalStarSize.Height, GridUnitType.Star );
         }
         else
         {
-          prevChildModel.DockHeight = new GridLength( prevChildModel.DockHeight.Value + delta, GridUnitType.Pixel );
+          var height = ( prevChildModel.DockHeight.IsAuto ) ? prevChildActualSize.Height : prevChildModel.DockHeight.Value;
+          height += delta;
+          var heightToSet = Math.Max( height, prevChildModel.DockMinHeight );
+          prevChildModel.DockHeight = new GridLength( heightToSet, GridUnitType.Pixel );
         }
 
+        if( nextChildModel != null )
+        {
           if( nextChildModel.DockHeight.IsStar )
           {
-          nextChildModel.DockHeight = new GridLength( nextChildModel.DockHeight.Value * ( nextChildActualSize.Height - delta ) / nextChildActualSize.Height, GridUnitType.Star );
+            nextChildModel.DockHeight = new GridLength( ((nextChildActualSize.Height - delta) / totalActualSize.Height) * totalStarSize.Height, GridUnitType.Star );
           }
           else
           {
-          nextChildModel.DockHeight = new GridLength( nextChildModel.DockHeight.Value - delta, GridUnitType.Pixel );
+            var height = ( nextChildModel.DockHeight.IsAuto ) ? nextChildActualSize.Height : nextChildModel.DockHeight.Value;
+            height -= delta;
+            var heightToSet = Math.Max( height, nextChildModel.DockMinHeight );
+            nextChildModel.DockHeight = new GridLength( heightToSet, GridUnitType.Pixel );
+          }
         }
       }
 
@@ -487,10 +511,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
       var nextChild = GetNextVisibleChild( indexOfResizer );
 
       var prevChildActualSize = prevChild.TransformActualSizeToAncestor();
-      var nextChildActualSize = nextChild.TransformActualSizeToAncestor();
+      var nextChildActualSize = (nextChild != null) ? nextChild.TransformActualSizeToAncestor() : new Size();
 
       var prevChildModel = ( ILayoutPositionableElement )( prevChild as ILayoutControl ).Model;
-      var nextChildModel = ( ILayoutPositionableElement )( nextChild as ILayoutControl ).Model;
+      var nextChildModel = (nextChild != null) ? ( ILayoutPositionableElement )( nextChild as ILayoutControl ).Model : null;
 
       Point ptTopLeftScreen = prevChild.PointToScreenDPIWithoutFlowDirection( new Point() );
 
@@ -498,8 +522,10 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
       if( Orientation == System.Windows.Controls.Orientation.Horizontal )
       {
+        var nextChildDockMinWidth = (nextChildModel != null) ? nextChildModel.DockMinWidth : 0d;
+
         actualSize = new Size(
-            prevChildActualSize.Width - prevChildModel.DockMinWidth + splitter.ActualWidth + nextChildActualSize.Width - nextChildModel.DockMinWidth,
+            prevChildActualSize.Width - prevChildModel.DockMinWidth + splitter.ActualWidth + nextChildActualSize.Width - nextChildDockMinWidth,
             nextChildActualSize.Height );
 
         _resizerGhost.Width = splitter.ActualWidth;
@@ -508,9 +534,11 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
       else
       {
+        var nextChildDockMinHeight = ( nextChildModel != null ) ? nextChildModel.DockMinHeight : 0d;
+
         actualSize = new Size(
             prevChildActualSize.Width,
-            prevChildActualSize.Height - prevChildModel.DockMinHeight + splitter.ActualHeight + nextChildActualSize.Height - nextChildModel.DockMinHeight );
+            prevChildActualSize.Height - prevChildModel.DockMinHeight + splitter.ActualHeight + nextChildActualSize.Height - nextChildDockMinHeight );
 
         _resizerGhost.Height = splitter.ActualHeight;
         _resizerGhost.Width = actualSize.Width;

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutGridResizerControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutItem.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -94,10 +95,16 @@ namespace Xceed.Wpf.AvalonDock.Controls
           _view = new ContentPresenter();
 
           _view.SetBinding( ContentPresenter.ContentProperty, new Binding( "Content" ) { Source = LayoutElement } );
+          if( ( LayoutElement != null ) && ( LayoutElement.Root != null ) )
+          {
             _view.SetBinding( ContentPresenter.ContentTemplateProperty, new Binding( "LayoutItemTemplate" ) { Source = LayoutElement.Root.Manager } );
             _view.SetBinding( ContentPresenter.ContentTemplateSelectorProperty, new Binding( "LayoutItemTemplateSelector" ) { Source = LayoutElement.Root.Manager } );
+            if( LayoutElement.Root.Manager != null )
+            {
               LayoutElement.Root.Manager.InternalAddLogicalChild( _view );
             }
+          }
+        }
 
         return _view;
       }
@@ -332,6 +339,20 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     #endregion
 
+
+
+
+
+
+
+
+
+
+
+
+
+
+
     #region CanClose
 
     /// <summary>
@@ -1139,25 +1160,25 @@ namespace Xceed.Wpf.AvalonDock.Controls
     protected virtual void SetDefaultBindings()
     {
       if( CloseCommand == null )
-        CloseCommand = _defaultCloseCommand;
+        this.SetCurrentValue( LayoutItem.CloseCommandProperty, _defaultCloseCommand );
       if( FloatCommand == null )
-        FloatCommand = _defaultFloatCommand;
+        this.SetCurrentValue( LayoutItem.FloatCommandProperty, _defaultFloatCommand );
       if( DockAsDocumentCommand == null )
-        DockAsDocumentCommand = _defaultDockAsDocumentCommand;
+        this.SetCurrentValue( LayoutItem.DockAsDocumentCommandProperty, _defaultDockAsDocumentCommand );
       if( CloseAllButThisCommand == null )
-        CloseAllButThisCommand = _defaultCloseAllButThisCommand;
+        this.SetCurrentValue( LayoutItem.CloseAllButThisCommandProperty, _defaultCloseAllButThisCommand );
       if( CloseAllCommand == null )
-        CloseAllCommand = _defaultCloseAllCommand;
+        this.SetCurrentValue( LayoutItem.CloseAllCommandProperty, _defaultCloseAllCommand );
       if( ActivateCommand == null )
-        ActivateCommand = _defaultActivateCommand;
+        this.SetCurrentValue( LayoutItem.ActivateCommandProperty, _defaultActivateCommand );
       if( NewVerticalTabGroupCommand == null )
-        NewVerticalTabGroupCommand = _defaultNewVerticalTabGroupCommand;
+        this.SetCurrentValue( LayoutItem.NewVerticalTabGroupCommandProperty, _defaultNewVerticalTabGroupCommand );
       if( NewHorizontalTabGroupCommand == null )
-        NewHorizontalTabGroupCommand = _defaultNewHorizontalTabGroupCommand;
+        this.SetCurrentValue( LayoutItem.NewHorizontalTabGroupCommandProperty, _defaultNewHorizontalTabGroupCommand );
       if( MoveToNextTabGroupCommand == null )
-        MoveToNextTabGroupCommand = _defaultMoveToNextTabGroupCommand;
+        this.SetCurrentValue( LayoutItem.MoveToNextTabGroupCommandProperty, _defaultMoveToNextTabGroupCommand );
       if( MoveToPreviousTabGroupCommand == null )
-        MoveToPreviousTabGroupCommand = _defaultMoveToPreviousTabGroupCommand;
+        this.SetCurrentValue( LayoutItem.MoveToPreviousTabGroupCommandProperty, _defaultMoveToPreviousTabGroupCommand );
 
 
       IsSelected = LayoutElement.IsSelected;

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/LayoutPanelControl.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -63,34 +64,34 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 ( childContainerModel.IsOfType<LayoutDocumentPane, LayoutDocumentPaneGroup>() ||
                  childContainerModel.ContainsChildOfType<LayoutDocumentPane, LayoutDocumentPaneGroup>() ) )
             {
-              childPositionableModel.DockWidth = new GridLength( 1.0, GridUnitType.Star );
+             // childPositionableModel.DockWidth = new GridLength( 1.0, GridUnitType.Star );
             }
-            else if( childPositionableModel != null && childPositionableModel.DockWidth.IsStar )
+            else if( (childPositionableModel != null) && childPositionableModel.DockWidth.IsStar )
             {
               var childPositionableModelWidthActualSize = childPositionableModel as ILayoutPositionableElementWithActualSize;
+              if( childPositionableModelWidthActualSize.ActualWidth == 0d )
+                continue;
 
               var widthToSet = Math.Max( childPositionableModelWidthActualSize.ActualWidth, childPositionableModel.DockMinWidth );
 
               widthToSet = Math.Min( widthToSet, ActualWidth / 2.0 );
               widthToSet = Math.Max( widthToSet, childPositionableModel.DockMinWidth );
 
-              childPositionableModel.DockWidth = new GridLength(
+              childPositionableModel.DockWidth = new GridLength( double.IsNaN( widthToSet ) ? ActualWidth / 2.0 : widthToSet, GridUnitType.Pixel );
-                  widthToSet,
-                  GridUnitType.Pixel );
-            }
-          }
-        }
-        else
-        {
-          for( int i = 0; i < _model.Children.Count; i++ )
-          {
-            var childPositionableModel = _model.Children[ i ] as ILayoutPositionableElement;
-            if( !childPositionableModel.DockWidth.IsStar )
-            {
-              childPositionableModel.DockWidth = new GridLength( 1.0, GridUnitType.Star );
             }
           }
         }
+        //else
+        //{
+        //  for( int i = 0; i < _model.Children.Count; i++ )
+        //  {
+        //    var childPositionableModel = _model.Children[ i ] as ILayoutPositionableElement;
+        //    if( !childPositionableModel.DockWidth.IsStar )
+        //    {
+        //      childPositionableModel.DockWidth = new GridLength( 1.0, GridUnitType.Star );
+        //    }
+        //  }
+        //}
       }
       else
       {
@@ -105,31 +106,33 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 ( childContainerModel.IsOfType<LayoutDocumentPane, LayoutDocumentPaneGroup>() ||
                  childContainerModel.ContainsChildOfType<LayoutDocumentPane, LayoutDocumentPaneGroup>() ) )
             {
-              childPositionableModel.DockHeight = new GridLength( 1.0, GridUnitType.Star );
+              //childPositionableModel.DockHeight = new GridLength( 1.0, GridUnitType.Star );
             }
-            else if( childPositionableModel != null && childPositionableModel.DockHeight.IsStar )
+            else if( (childPositionableModel != null) && childPositionableModel.DockHeight.IsStar )
             {
               var childPositionableModelWidthActualSize = childPositionableModel as ILayoutPositionableElementWithActualSize;
+              if( childPositionableModelWidthActualSize.ActualHeight == 0d )
+                continue;
 
               var heightToSet = Math.Max( childPositionableModelWidthActualSize.ActualHeight, childPositionableModel.DockMinHeight );
               heightToSet = Math.Min( heightToSet, ActualHeight / 2.0 );
               heightToSet = Math.Max( heightToSet, childPositionableModel.DockMinHeight );
 
-              childPositionableModel.DockHeight = new GridLength( heightToSet, GridUnitType.Pixel );
+              childPositionableModel.DockHeight = new GridLength( double.IsNaN( heightToSet ) ? ActualHeight / 2.0 : heightToSet, GridUnitType.Pixel );
-            }
-          }
-        }
-        else
-        {
-          for( int i = 0; i < _model.Children.Count; i++ )
-          {
-            var childPositionableModel = _model.Children[ i ] as ILayoutPositionableElement;
-            if( !childPositionableModel.DockHeight.IsStar )
-            {
-              childPositionableModel.DockHeight = new GridLength( 1.0, GridUnitType.Star );
             }
           }
         }
+        //else
+        //{
+        //  for( int i = 0; i < _model.Children.Count; i++ )
+        //  {
+        //    var childPositionableModel = _model.Children[ i ] as ILayoutPositionableElement;
+        //    if( !childPositionableModel.DockHeight.IsStar )
+        //    {
+        //      childPositionableModel.DockHeight = new GridLength( 1.0, GridUnitType.Star );
+        //    }
+        //  }
+        //}
       }
       #endregion
     }

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/MenuItemEx.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/NavigatorWindow.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 
@@ -20,6 +21,9 @@ using System.Windows;
 using Xceed.Wpf.AvalonDock.Layout;
 using Xceed.Wpf.AvalonDock.Themes;
 using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Threading;
+using System;
 
 namespace Xceed.Wpf.AvalonDock.Controls
 {
@@ -249,16 +253,24 @@ namespace Xceed.Wpf.AvalonDock.Controls
       bool shouldHandle = false;
 
       // Press Tab to switch Selected LayoutContent.
-      if( e.Key == System.Windows.Input.Key.Tab)
+      if( ( e.Key == System.Windows.Input.Key.Tab )
+        || ( e.Key == System.Windows.Input.Key.Left )
+        || ( e.Key == System.Windows.Input.Key.Right )
+        || ( e.Key == System.Windows.Input.Key.Up )
+        || ( e.Key == System.Windows.Input.Key.Down ) )
       {
         // Selecting LayoutDocuments
         if( _isSelectingDocument )
         {
           if( this.SelectedDocument != null )
           {
-            // Jump to next LayoutDocument
             var docIndex = this.Documents.IndexOf<LayoutDocumentItem>( this.SelectedDocument );
-            if( docIndex < (this.Documents.Length - 1) )
+
+            if( e.Key == System.Windows.Input.Key.Tab )
+            {
+              // Jump to next LayoutDocument
+              if( ( docIndex < ( this.Documents.Length - 1 ) )
+                || ( this.Anchorables.Count() == 0 ) )
               {
                 this.SelectNextDocument();
                 shouldHandle = true;
@@ -272,6 +284,37 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 shouldHandle = true;
               }
             }
+            else if( e.Key == System.Windows.Input.Key.Down )
+            {
+              // Jump to next LayoutDocument
+              this.SelectNextDocument();
+              shouldHandle = true;
+            }
+            else if( e.Key == System.Windows.Input.Key.Up )
+            {
+              // Jump to previous LayoutDocument
+              this.SelectPreviousDocument();
+              shouldHandle = true;
+            }
+            else if( ( e.Key == System.Windows.Input.Key.Left ) || ( e.Key == System.Windows.Input.Key.Right ) )
+            {
+              if( this.Anchorables.Count() > 0 )
+              {
+                _isSelectingDocument = false;
+                this.InternalSetSelectedDocument( null );
+                if( docIndex < this.Anchorables.Count() )
+                {
+                  var anchorablesArray = this.Anchorables.ToArray();
+                  this.InternalSetSelectedAnchorable( anchorablesArray[ docIndex ] );
+                }
+                else
+                {
+                  this.InternalSetSelectedAnchorable( this.Anchorables.Last() );
+                }
+              }
+              shouldHandle = true;
+            }
+          }
           // There is no SelectedDocument, select the first one.
           else
           {
@@ -287,9 +330,13 @@ namespace Xceed.Wpf.AvalonDock.Controls
         {
           if( this.SelectedAnchorable != null )
           {
-            // Jump to next LayoutAnchorable
             var anchorableIndex = this.Anchorables.ToArray().IndexOf<LayoutAnchorableItem>( this.SelectedAnchorable );
-            if( anchorableIndex < (this.Anchorables.Count() - 1) )
+
+            if( e.Key == System.Windows.Input.Key.Tab )
+            {
+              // Jump to next LayoutAnchorable
+              if( ( anchorableIndex < ( this.Anchorables.Count() - 1 ) )
+                || ( this.Documents.Length == 0 ) )
               {
                 this.SelectNextAnchorable();
                 shouldHandle = true;
@@ -303,6 +350,36 @@ namespace Xceed.Wpf.AvalonDock.Controls
                 shouldHandle = true;
               }
             }
+            else if( e.Key == System.Windows.Input.Key.Down )
+            {
+              // Jump to next LayoutAnchorable
+              this.SelectNextAnchorable();
+              shouldHandle = true;
+            }
+            else if( e.Key == System.Windows.Input.Key.Up )
+            {
+              // Jump to previous LayoutDocument
+              this.SelectPreviousAnchorable();
+              shouldHandle = true;
+            }
+            else if( ( e.Key == System.Windows.Input.Key.Left ) || ( e.Key == System.Windows.Input.Key.Right ) )
+            {
+              if( this.Documents.Count() > 0 )
+              {
+                _isSelectingDocument = true;
+                this.InternalSetSelectedAnchorable( null );
+                if( anchorableIndex < this.Documents.Count() )
+                {
+                  this.InternalSetSelectedDocument( this.Documents[ anchorableIndex ] );
+                }
+                else
+                {
+                  this.InternalSetSelectedDocument( this.Documents.Last() );
+                }
+              }
+              shouldHandle = true;
+            }
+          }
           // There is no SelectedAnchorable, select the first one.
           else
           {
@@ -324,7 +401,11 @@ namespace Xceed.Wpf.AvalonDock.Controls
 
     protected override void OnPreviewKeyUp( System.Windows.Input.KeyEventArgs e )
     {
-      if( e.Key != System.Windows.Input.Key.Tab )
+      if( ( e.Key != System.Windows.Input.Key.Tab )
+        && ( e.Key != System.Windows.Input.Key.Left )
+        && ( e.Key != System.Windows.Input.Key.Right )
+        && ( e.Key != System.Windows.Input.Key.Up )
+        && ( e.Key != System.Windows.Input.Key.Down ) )
       {
         this.Close();
 
@@ -332,6 +413,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
            this.SelectedDocument.ActivateCommand.CanExecute( null ) )
         {
           this.SelectedDocument.ActivateCommand.Execute( null );
+          this.FocusContent( this.SelectedDocument );
         }
 
         if( this.SelectedDocument == null &&
@@ -339,6 +421,7 @@ namespace Xceed.Wpf.AvalonDock.Controls
             this.SelectedAnchorable.ActivateCommand.CanExecute( null ) )
         {
           this.SelectedAnchorable.ActivateCommand.Execute( null );
+          this.FocusContent( this.SelectedAnchorable );
         }
 
         e.Handled = true;
@@ -422,6 +505,20 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
     }
 
+    internal void SelectPreviousDocument()
+    {
+      if( this.SelectedDocument != null )
+      {
+        int docIndex = this.Documents.IndexOf<LayoutDocumentItem>( this.SelectedDocument );
+        docIndex--;
+        if( docIndex == -1 )
+        {
+          docIndex = this.Documents.Length - 1;
+        }
+        this.InternalSetSelectedDocument( this.Documents[ docIndex ] );
+      }
+    }
+
     internal void SelectNextAnchorable()
     {
       if( this.SelectedAnchorable != null )
@@ -437,6 +534,21 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
     }
 
+    internal void SelectPreviousAnchorable()
+    {
+      if( this.SelectedAnchorable != null )
+      {
+        var anchorablesArray = this.Anchorables.ToArray();
+        int anchorableIndex = anchorablesArray.IndexOf<LayoutAnchorableItem>( this.SelectedAnchorable );
+        anchorableIndex--;
+        if( anchorableIndex == -1 )
+        {
+          anchorableIndex = this.Anchorables.Count() - 1;
+        }
+        this.InternalSetSelectedAnchorable( anchorablesArray[ anchorableIndex ] );
+      }
+    }
+
     #endregion
 
     #region Private Methods
@@ -465,6 +577,31 @@ namespace Xceed.Wpf.AvalonDock.Controls
       }
     }
 
+    private void FocusContent( LayoutItem layoutItem )
+    {
+      if( ( layoutItem == null ) || ( layoutItem.LayoutElement == null ) )
+        return;
+
+      // Set focus inside selected LayoutItem.
+      var content = layoutItem.LayoutElement.Content as UIElement;
+      if( content != null )
+      {
+        this.Dispatcher.BeginInvoke( DispatcherPriority.Input, new Action( () =>
+        {
+          if( content.Focusable )
+          {
+            content.Focus();
+          }
+          else
+          {
+            content.MoveFocus( new TraversalRequest( FocusNavigationDirection.Next ) );
+          }
+        }
+         ) );
+
+      }
+    }
+
     private void OnLoaded( object sender, RoutedEventArgs e )
     {
       this.Loaded -= new RoutedEventHandler( OnLoaded );

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/OverlayArea.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/OverlayWindow.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/OverlayWindowDropTarget.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/OverlayWindowDropTargetType.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/ReentrantFlag.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/ComGuids.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/Debug.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
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ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/DoubleUtil.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/DpiHelper.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/ErrorCodes.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/MessageWindow.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/NativeMethods.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/ShellProvider.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/StreamHelper.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/Utilities.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/Standard/Verify.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/SystemCommands.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/SystemParameters2.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/WindowChrome.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids
 

ExtendedWPFToolkitSolution/Src/Xceed.Wpf.AvalonDock/Controls/Shell/WindowChromeWorker.cs

@@ -1,14 +1,15 @@
 /*************************************************************************************
    
-   Extended WPF Toolkit
+   Toolkit for WPF
 
-   Copyright (C) 2007-2013 Xceed Software Inc.
+   Copyright (C) 2007-2020 Xceed Software Inc.
 
-   This program is provided to you under the terms of the Microsoft Public
+   This program is provided to you under the terms of the XCEED SOFTWARE, INC.
-   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 
+   COMMUNITY LICENSE AGREEMENT (for non-commercial use) as published at 
+   https://github.com/xceedsoftware/wpftoolkit/blob/master/license.md 
 
    For more features, controls, and fast professional support,
-   pick up the Plus Edition at http://xceed.com/wpf_toolkit
+   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/
 
    Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids