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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;
using System.Windows.Media;
using Xceed.Wpf.AvalonDock.Layout;
namespace Xceed.Wpf.AvalonDock.Controls
{
internal class AnchorablePaneDropTarget : DropTarget<LayoutAnchorablePaneControl>
{
internal AnchorablePaneDropTarget(LayoutAnchorablePaneControl paneControl, Rect detectionRect, DropTargetType type)
: base(paneControl, detectionRect, type)
{
_targetPane = paneControl;
}
internal AnchorablePaneDropTarget(LayoutAnchorablePaneControl paneControl, Rect detectionRect, DropTargetType type, int tabIndex)
: base(paneControl, detectionRect, type)
{
_targetPane = paneControl;
_tabIndex = tabIndex;
}
LayoutAnchorablePaneControl _targetPane;
int _tabIndex = -1;
protected override void Drop(LayoutAnchorableFloatingWindow floatingWindow)
{
ILayoutAnchorablePane targetModel = _targetPane.Model as ILayoutAnchorablePane;
LayoutAnchorable anchorableActive = floatingWindow.Descendents().OfType<LayoutAnchorable>().FirstOrDefault();
switch (Type)
{
case DropTargetType.AnchorablePaneDockBottom:
#region DropTargetType.AnchorablePaneDockBottom
{
var parentModel = targetModel.Parent as ILayoutGroup;
var parentModelOrientable = targetModel.Parent as ILayoutOrientableGroup;
int insertToIndex = parentModel.IndexOfChild(targetModel);
if (parentModelOrientable.Orientation != System.Windows.Controls.Orientation.Vertical &&
parentModel.ChildrenCount == 1)
parentModelOrientable.Orientation = System.Windows.Controls.Orientation.Vertical;
if (parentModelOrientable.Orientation == System.Windows.Controls.Orientation.Vertical)
{
var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
if (layoutAnchorablePaneGroup != null &&
(layoutAnchorablePaneGroup.Children.Count == 1 ||
layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Vertical))
{
var anchorablesToMove = layoutAnchorablePaneGroup.Children.ToArray();
for (int i = 0; i < anchorablesToMove.Length; i++)
parentModel.InsertChildAt(insertToIndex + 1 + i, anchorablesToMove[i]);
}
else
parentModel.InsertChildAt(insertToIndex + 1, floatingWindow.RootPanel);
}
else
{
var targetModelAsPositionableElement = targetModel as ILayoutPositionableElement;
var newOrientedPanel = new LayoutAnchorablePaneGroup()
{
Orientation = System.Windows.Controls.Orientation.Vertical,
DockWidth = targetModelAsPositionableElement.DockWidth,
DockHeight = targetModelAsPositionableElement.DockHeight,
};
parentModel.InsertChildAt(insertToIndex, newOrientedPanel);
newOrientedPanel.Children.Add(targetModel);
newOrientedPanel.Children.Add(floatingWindow.RootPanel);
}
}
break;
#endregion
case DropTargetType.AnchorablePaneDockTop:
#region DropTargetType.AnchorablePaneDockTop
{
var parentModel = targetModel.Parent as ILayoutGroup;
var parentModelOrientable = targetModel.Parent as ILayoutOrientableGroup;
int insertToIndex = parentModel.IndexOfChild(targetModel);
if (parentModelOrientable.Orientation != System.Windows.Controls.Orientation.Vertical &&
parentModel.ChildrenCount == 1)
parentModelOrientable.Orientation = System.Windows.Controls.Orientation.Vertical;
if (parentModelOrientable.Orientation == System.Windows.Controls.Orientation.Vertical)
{
var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
if (layoutAnchorablePaneGroup != null &&
(layoutAnchorablePaneGroup.Children.Count == 1 ||
layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Vertical))
{
var anchorablesToMove = layoutAnchorablePaneGroup.Children.ToArray();
for (int i = 0; i < anchorablesToMove.Length; i++)
parentModel.InsertChildAt(insertToIndex + i, anchorablesToMove[i]);
}
else
parentModel.InsertChildAt(insertToIndex, floatingWindow.RootPanel);
}
else
{
var targetModelAsPositionableElement = targetModel as ILayoutPositionableElement;
var newOrientedPanel = new LayoutAnchorablePaneGroup()
{
Orientation = System.Windows.Controls.Orientation.Vertical,
DockWidth = targetModelAsPositionableElement.DockWidth,
DockHeight = targetModelAsPositionableElement.DockHeight,
};
parentModel.InsertChildAt(insertToIndex, newOrientedPanel);
//the floating window must be added after the target modal as it could be raise a CollectGarbage call
newOrientedPanel.Children.Add(targetModel);
newOrientedPanel.Children.Insert(0, floatingWindow.RootPanel);
}
}
break;
#endregion
case DropTargetType.AnchorablePaneDockLeft:
#region DropTargetType.AnchorablePaneDockLeft
{
var parentModel = targetModel.Parent as ILayoutGroup;
var parentModelOrientable = targetModel.Parent as ILayoutOrientableGroup;
int insertToIndex = parentModel.IndexOfChild(targetModel);
if (parentModelOrientable.Orientation != System.Windows.Controls.Orientation.Horizontal &&
parentModel.ChildrenCount == 1)
parentModelOrientable.Orientation = System.Windows.Controls.Orientation.Horizontal;
if (parentModelOrientable.Orientation == System.Windows.Controls.Orientation.Horizontal)
{
var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
if (layoutAnchorablePaneGroup != null &&
(layoutAnchorablePaneGroup.Children.Count == 1 ||
layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Horizontal))
{
var anchorablesToMove = layoutAnchorablePaneGroup.Children.ToArray();
for (int i = 0; i < anchorablesToMove.Length; i++)
parentModel.InsertChildAt(insertToIndex + i, anchorablesToMove[i]);
}
else
parentModel.InsertChildAt(insertToIndex, floatingWindow.RootPanel);
}
else
{
var targetModelAsPositionableElement = targetModel as ILayoutPositionableElement;
var newOrientedPanel = new LayoutAnchorablePaneGroup()
{
Orientation = System.Windows.Controls.Orientation.Horizontal,
DockWidth = targetModelAsPositionableElement.DockWidth,
DockHeight = targetModelAsPositionableElement.DockHeight,
};
parentModel.InsertChildAt(insertToIndex, newOrientedPanel);
//the floating window must be added after the target modal as it could be raise a CollectGarbage call
newOrientedPanel.Children.Add(targetModel);
newOrientedPanel.Children.Insert(0, floatingWindow.RootPanel);
}
}
break;
#endregion
case DropTargetType.AnchorablePaneDockRight:
#region DropTargetType.AnchorablePaneDockRight
{
var parentModel = targetModel.Parent as ILayoutGroup;
var parentModelOrientable = targetModel.Parent as ILayoutOrientableGroup;
int insertToIndex = parentModel.IndexOfChild(targetModel);
if (parentModelOrientable.Orientation != System.Windows.Controls.Orientation.Horizontal &&
parentModel.ChildrenCount == 1)
parentModelOrientable.Orientation = System.Windows.Controls.Orientation.Horizontal;
if (parentModelOrientable.Orientation == System.Windows.Controls.Orientation.Horizontal)
{
var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
if (layoutAnchorablePaneGroup != null &&
(layoutAnchorablePaneGroup.Children.Count == 1 ||
layoutAnchorablePaneGroup.Orientation == System.Windows.Controls.Orientation.Horizontal))
{
var anchorablesToMove = layoutAnchorablePaneGroup.Children.ToArray();
for (int i = 0; i < anchorablesToMove.Length; i++)
parentModel.InsertChildAt(insertToIndex + 1 + i, anchorablesToMove[i]);
}
else
parentModel.InsertChildAt(insertToIndex + 1, floatingWindow.RootPanel);
}
else
{
var targetModelAsPositionableElement = targetModel as ILayoutPositionableElement;
var newOrientedPanel = new LayoutAnchorablePaneGroup()
{
Orientation = System.Windows.Controls.Orientation.Horizontal,
DockWidth = targetModelAsPositionableElement.DockWidth,
DockHeight = targetModelAsPositionableElement.DockHeight,
};
parentModel.InsertChildAt(insertToIndex, newOrientedPanel);
newOrientedPanel.Children.Add(targetModel);
newOrientedPanel.Children.Add(floatingWindow.RootPanel);
}
}
break;
#endregion
case DropTargetType.AnchorablePaneDockInside:
#region DropTargetType.AnchorablePaneDockInside
{
var paneModel = targetModel as LayoutAnchorablePane;
var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
int i = _tabIndex == -1 ? 0 : _tabIndex;
foreach (var anchorableToImport in
layoutAnchorablePaneGroup.Descendents().OfType<LayoutAnchorable>().ToArray())
{
paneModel.Children.Insert(i, anchorableToImport);
i++;
}
}
break;
#endregion
}
anchorableActive.IsActive = true;
base.Drop(floatingWindow);
}
public override System.Windows.Media.Geometry GetPreviewPath(OverlayWindow overlayWindow, LayoutFloatingWindow floatingWindowModel)
{
//var anchorablePaneDropTarget = target as AnchorablePaneDropTarget;
var anchorableFloatingWindowModel = floatingWindowModel as LayoutAnchorableFloatingWindow;
var layoutAnchorablePane = anchorableFloatingWindowModel.RootPanel as ILayoutPositionableElement;
var layoutAnchorablePaneWithActualSize = anchorableFloatingWindowModel.RootPanel as ILayoutPositionableElementWithActualSize;
switch (Type)
{
case DropTargetType.AnchorablePaneDockBottom:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
targetScreenRect.Offset(0.0, targetScreenRect.Height / 2.0);
targetScreenRect.Height /= 2.0;
return new RectangleGeometry(targetScreenRect);
}
case DropTargetType.AnchorablePaneDockTop:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
targetScreenRect.Height /= 2.0;
return new RectangleGeometry(targetScreenRect);
}
case DropTargetType.AnchorablePaneDockLeft:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
targetScreenRect.Width /= 2.0;
return new RectangleGeometry(targetScreenRect);
}
case DropTargetType.AnchorablePaneDockRight:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
targetScreenRect.Offset(targetScreenRect.Width / 2.0, 0.0);
targetScreenRect.Width /= 2.0;
return new RectangleGeometry(targetScreenRect);
}
case DropTargetType.AnchorablePaneDockInside:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
if (_tabIndex == -1)
{
return new RectangleGeometry(targetScreenRect);
}
else
{
var translatedDetectionRect = new Rect(DetectionRects[0].TopLeft, DetectionRects[0].BottomRight);
translatedDetectionRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
var pathFigure = new PathFigure();
pathFigure.StartPoint = targetScreenRect.TopLeft;
pathFigure.Segments.Add(new LineSegment() { Point = new Point(targetScreenRect.Left, translatedDetectionRect.Top) });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.TopLeft });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.BottomLeft });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.BottomRight });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.TopRight });
pathFigure.Segments.Add(new LineSegment() { Point = new Point(targetScreenRect.Right, translatedDetectionRect.Top) });
pathFigure.Segments.Add(new LineSegment() { Point = targetScreenRect.TopRight });
pathFigure.IsClosed = true;
pathFigure.IsFilled = true;
pathFigure.Freeze();
return new PathGeometry(new PathFigure[] { pathFigure });
}
}
}
return null;
}
}
}