All the controls missing in WPF. Over 1 million downloads.
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/*************************************************************************************
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
***********************************************************************************/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Data;
using Xceed.Wpf.AvalonDock.Layout;
using System.Windows;
using System.Windows.Controls.Primitives;
using System.Windows.Media;
using Microsoft.Windows.Shell;
namespace Xceed.Wpf.AvalonDock.Controls
{
public class LayoutDocumentFloatingWindowControl : LayoutFloatingWindowControl
{
static LayoutDocumentFloatingWindowControl()
{
DefaultStyleKeyProperty.OverrideMetadata(typeof(LayoutDocumentFloatingWindowControl), new FrameworkPropertyMetadata(typeof(LayoutDocumentFloatingWindowControl)));
}
internal LayoutDocumentFloatingWindowControl(LayoutDocumentFloatingWindow model)
:base(model)
{
_model = model;
}
LayoutDocumentFloatingWindow _model;
public override ILayoutElement Model
{
get { return _model; }
}
public LayoutItem RootDocumentLayoutItem
{
get { return _model.Root.Manager.GetLayoutItemFromModel(_model.RootDocument); }
}
protected override void OnInitialized(EventArgs e)
{
base.OnInitialized(e);
if (_model.RootDocument == null)
{
InternalClose();
}
else
{
var manager = _model.Root.Manager;
Content = manager.CreateUIElementForModel(_model.RootDocument);
_model.RootDocumentChanged += new EventHandler(_model_RootDocumentChanged);
}
}
void _model_RootDocumentChanged(object sender, EventArgs e)
{
if (_model.RootDocument == null)
{
InternalClose();
}
}
protected override IntPtr FilterMessage(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
switch (msg)
{
case Win32Helper.WM_NCLBUTTONDOWN: //Left button down on title -> start dragging over docking manager
if (wParam.ToInt32() == Win32Helper.HT_CAPTION)
{
if (_model.RootDocument != null)
_model.RootDocument.IsActive = true;
}
break;
case Win32Helper.WM_NCRBUTTONUP:
if (wParam.ToInt32() == Win32Helper.HT_CAPTION)
{
if (OpenContextMenu())
handled = true;
if (_model.Root.Manager.ShowSystemMenu)
WindowChrome.GetWindowChrome(this).ShowSystemMenu = !handled;
else
WindowChrome.GetWindowChrome(this).ShowSystemMenu = false;
}
break;
}
return base.FilterMessage(hwnd, msg, wParam, lParam, ref handled);
}
bool OpenContextMenu()
{
var ctxMenu = _model.Root.Manager.DocumentContextMenu;
if (ctxMenu != null && RootDocumentLayoutItem != null)
{
ctxMenu.PlacementTarget = null;
ctxMenu.Placement = PlacementMode.MousePoint;
ctxMenu.DataContext = RootDocumentLayoutItem;
ctxMenu.IsOpen = true;
return true;
}
return false;
}
protected override void OnClosed(EventArgs e)
{
var root = Model.Root;
root.Manager.RemoveFloatingWindow(this);
root.CollectGarbage();
base.OnClosed(e);
if (!CloseInitiatedByUser)
{
root.FloatingWindows.Remove(_model);
}
_model.RootDocumentChanged -= new EventHandler(_model_RootDocumentChanged);
}
}
}