//Copyright (c) 2007-2012, Adolfo Marinucci
//All rights reserved.
//Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
//following conditions are met:
//* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
//* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
//disclaimer in the documentation and/or other materials provided with the distribution.
//* Neither the name of Adolfo Marinucci nor the names of its contributors may be used to endorse or promote products
//derived from this software without specific prior written permission.
//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
//INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
//IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
//EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
//STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
//EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Media;
using System.Diagnostics;
using AvalonDock.Layout;
namespace AvalonDock.Controls
{
internal class DocumentPaneDropTarget : DropTarget<LayoutDocumentPaneControl>
{
internal DocumentPaneDropTarget(LayoutDocumentPaneControl paneControl, Rect detectionRect, DropTargetType type)
: base(paneControl, detectionRect, type)
{
_targetPane = paneControl;
}
internal DocumentPaneDropTarget(LayoutDocumentPaneControl paneControl, Rect detectionRect, DropTargetType type, int tabIndex)
: base(paneControl, detectionRect, type)
{
_targetPane = paneControl;
_tabIndex = tabIndex;
}
LayoutDocumentPaneControl _targetPane;
int _tabIndex = -1;
protected override void Drop(LayoutDocumentFloatingWindow floatingWindow)
{
ILayoutDocumentPane targetModel = _targetPane.Model as ILayoutDocumentPane;
switch (Type)
{
case DropTargetType.DocumentPaneDockBottom:
#region DropTargetType.DocumentPaneDockBottom
{
var newLayoutDocumentPane = new LayoutDocumentPane(floatingWindow.RootDocument);
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Vertical};
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
newParentModel.Children.Add(newLayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Vertical)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Vertical;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex + 1, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Vertical;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(targetModel);
newChildGroup.Children.Add(newLayoutDocumentPane);
}
}
}
break;
#endregion
case DropTargetType.DocumentPaneDockTop:
#region DropTargetType.DocumentPaneDockTop
{
var newLayoutDocumentPane = new LayoutDocumentPane(floatingWindow.RootDocument);
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Vertical };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
newParentModel.Children.Insert(0, newLayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Vertical)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Vertical;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Vertical;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(newLayoutDocumentPane);
newChildGroup.Children.Add(targetModel);
}
}
}
break;
#endregion
case DropTargetType.DocumentPaneDockLeft:
#region DropTargetType.DocumentPaneDockLeft
{
var newLayoutDocumentPane = new LayoutDocumentPane(floatingWindow.RootDocument);
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Horizontal };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(targetModel);
newParentModel.Children.Insert(0, newLayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Horizontal)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Horizontal;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Horizontal;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(newLayoutDocumentPane);
newChildGroup.Children.Add(targetModel);
}
}
}
break;
#endregion
case DropTargetType.DocumentPaneDockRight:
#region DropTargetType.DocumentPaneDockRight
{
var newLayoutDocumentPane = new LayoutDocumentPane(floatingWindow.RootDocument);
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Horizontal };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
newParentModel.Children.Add(newLayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Horizontal)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Horizontal;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex + 1, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Horizontal;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(targetModel);
newChildGroup.Children.Add(newLayoutDocumentPane);
}
}
}
break;
#endregion
case DropTargetType.DocumentPaneDockInside:
#region DropTargetType.DocumentPaneDockInside
{
var paneModel = targetModel as LayoutDocumentPane;
var sourceModel = floatingWindow.RootDocument;
int i = _tabIndex == -1 ? 0 : _tabIndex;
sourceModel.IsActive = false;
paneModel.Children.Insert(i, sourceModel);
sourceModel.IsActive = true;
}
break;
#endregion
}
base.Drop(floatingWindow);
}
protected override void Drop(LayoutAnchorableFloatingWindow floatingWindow)
{
ILayoutDocumentPane targetModel = _targetPane.Model as ILayoutDocumentPane;
switch (Type)
{
case DropTargetType.DocumentPaneDockBottom:
#region DropTargetType.DocumentPaneDockBottom
{
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
var newLayoutDocumentPane = new LayoutDocumentPane();
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Vertical };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
newParentModel.Children.Add(newLayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Vertical)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Vertical;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex + 1, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Vertical;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(targetModel);
newChildGroup.Children.Add(newLayoutDocumentPane);
}
}
foreach (var cntToTransfer in floatingWindow.RootPanel.Descendents().OfType<LayoutAnchorable>().ToArray())
newLayoutDocumentPane.Children.Add(cntToTransfer);
}
break;
#endregion
case DropTargetType.DocumentPaneDockTop:
#region DropTargetType.DocumentPaneDockTop
{
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
var newLayoutDocumentPane = new LayoutDocumentPane();
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Vertical };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(newLayoutDocumentPane);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Vertical)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Vertical;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Vertical;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(newLayoutDocumentPane);
newChildGroup.Children.Add(targetModel);
}
}
foreach (var cntToTransfer in floatingWindow.RootPanel.Descendents().OfType<LayoutAnchorable>().ToArray())
newLayoutDocumentPane.Children.Add(cntToTransfer);
}
break;
#endregion
case DropTargetType.DocumentPaneDockLeft:
#region DropTargetType.DocumentPaneDockLeft
{
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
var newLayoutDocumentPane = new LayoutDocumentPane();
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Horizontal };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(newLayoutDocumentPane);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Horizontal)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Horizontal;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Horizontal;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(newLayoutDocumentPane);
newChildGroup.Children.Add(targetModel);
}
}
foreach (var cntToTransfer in floatingWindow.RootPanel.Descendents().OfType<LayoutAnchorable>().ToArray())
newLayoutDocumentPane.Children.Add(cntToTransfer);
}
break;
#endregion
case DropTargetType.DocumentPaneDockRight:
#region DropTargetType.DocumentPaneDockRight
{
var parentModel = targetModel.Parent as LayoutDocumentPaneGroup;
var newLayoutDocumentPane = new LayoutDocumentPane();
if (parentModel == null)
{
var parentContainer = targetModel.Parent as ILayoutContainer;
var newParentModel = new LayoutDocumentPaneGroup() { Orientation = System.Windows.Controls.Orientation.Horizontal };
parentContainer.ReplaceChild(targetModel, newParentModel);
newParentModel.Children.Add(targetModel as LayoutDocumentPane);
newParentModel.Children.Add(newLayoutDocumentPane);
}
else
{
var manager = parentModel.Root.Manager;
if (!manager.AllowMixedOrientation || parentModel.Orientation == System.Windows.Controls.Orientation.Horizontal)
{
parentModel.Orientation = System.Windows.Controls.Orientation.Horizontal;
int targetPaneIndex = parentModel.IndexOfChild(targetModel);
parentModel.Children.Insert(targetPaneIndex + 1, newLayoutDocumentPane);
}
else
{
LayoutDocumentPaneGroup newChildGroup = new LayoutDocumentPaneGroup();
newChildGroup.Orientation = System.Windows.Controls.Orientation.Horizontal;
parentModel.ReplaceChild(targetModel, newChildGroup);
newChildGroup.Children.Add(targetModel);
newChildGroup.Children.Add(newLayoutDocumentPane);
}
}
foreach (var cntToTransfer in floatingWindow.RootPanel.Descendents().OfType<LayoutAnchorable>().ToArray())
newLayoutDocumentPane.Children.Add(cntToTransfer);
}
break;
#endregion
case DropTargetType.DocumentPaneDockInside:
#region DropTargetType.DocumentPaneDockInside
{
var paneModel = targetModel as LayoutDocumentPane;
var layoutAnchorablePaneGroup = floatingWindow.RootPanel as LayoutAnchorablePaneGroup;
int i = _tabIndex == -1 ? 0 : _tabIndex;
LayoutAnchorable anchorableToActivate = null;
foreach (var anchorableToImport in layoutAnchorablePaneGroup.Descendents().OfType<LayoutAnchorable>().ToArray())
{
paneModel.Children.Insert(i, anchorableToImport);
i++;
anchorableToActivate = anchorableToImport;
}
anchorableToActivate.IsActive = true;
}
break;
#endregion
}
base.Drop(floatingWindow);
}
public override System.Windows.Media.Geometry GetPreviewPath(OverlayWindow overlayWindow, LayoutFloatingWindow floatingWindowModel)
{
switch (Type)
{
case DropTargetType.DocumentPaneDockInside:
{
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.BottomRight;
pathFigure.Segments.Add(new LineSegment() { Point = new Point(targetScreenRect.Right, translatedDetectionRect.Bottom) });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.BottomRight });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.TopRight });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.TopLeft });
pathFigure.Segments.Add(new LineSegment() { Point = translatedDetectionRect.BottomLeft });
pathFigure.Segments.Add(new LineSegment() { Point = new Point(targetScreenRect.Left, translatedDetectionRect.Bottom) });
pathFigure.Segments.Add(new LineSegment() { Point = targetScreenRect.BottomLeft });
pathFigure.IsClosed = true;
pathFigure.IsFilled = true;
pathFigure.Freeze();
return new PathGeometry(new PathFigure[] { pathFigure });
}
}
case DropTargetType.DocumentPaneDockBottom:
{
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.DocumentPaneDockTop:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
targetScreenRect.Height /= 2.0;
return new RectangleGeometry(targetScreenRect);
}
case DropTargetType.DocumentPaneDockLeft:
{
var targetScreenRect = TargetElement.GetScreenArea();
targetScreenRect.Offset(-overlayWindow.Left, -overlayWindow.Top);
targetScreenRect.Width /= 2.0;
return new RectangleGeometry(targetScreenRect);
}
case DropTargetType.DocumentPaneDockRight:
{
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);
}
}
return null;
}
}
}