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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.Linq;
using System.Windows;
using System.Windows.Media;
using Xceed.Wpf.AvalonDock.Layout;
namespace Xceed.Wpf.AvalonDock.Controls
{
internal class DockingManagerDropTarget : DropTarget<DockingManager>
{
#region Members
private DockingManager _manager;
#endregion
#region Constructors
internal DockingManagerDropTarget( DockingManager manager, Rect detectionRect, DropTargetType type )
: base( manager, detectionRect, type )
{
_manager = manager;
}
#endregion
#region Overrides
protected override void Drop( LayoutAnchorableFloatingWindow floatingWindow )
{
switch( Type )
{
case DropTargetType.DockingManagerDockLeft:
#region DropTargetType.DockingManagerDockLeft
{
if( _manager.Layout.RootPanel.Orientation != System.Windows.Controls.Orientation.Horizontal &&
_manager.Layout.RootPanel.Children.Count == 1 )
_manager.Layout.RootPanel.Orientation = System.Windows.Controls.Orientation.Horizontal;
if( _manager.Layout.RootPanel.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++ )
_manager.Layout.RootPanel.Children.Insert( i, childrenToTransfer[ i ] );
}
else
_manager.Layout.RootPanel.Children.Insert( 0, floatingWindow.RootPanel );
}
else
{
var newOrientedPanel = new LayoutPanel()
{
Orientation = System.Windows.Controls.Orientation.Horizontal
};
newOrientedPanel.Children.Add( floatingWindow.RootPanel );
newOrientedPanel.Children.Add( _manager.Layout.RootPanel );
_manager.Layout.RootPanel = newOrientedPanel;
}
}
break;
#endregion
case DropTargetType.DockingManagerDockRight:
#region DropTargetType.DockingManagerDockRight
{
if( _manager.Layout.RootPanel.Orientation != System.Windows.Controls.Orientation.Horizontal &&
_manager.Layout.RootPanel.Children.Count == 1 )
_manager.Layout.RootPanel.Orientation = System.Windows.Controls.Orientation.Horizontal;
if( _manager.Layout.RootPanel.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++ )
_manager.Layout.RootPanel.Children.Add( childrenToTransfer[ i ] );
}
else
_manager.Layout.RootPanel.Children.Add( floatingWindow.RootPanel );
}
else
{
var newOrientedPanel = new LayoutPanel()
{
Orientation = System.Windows.Controls.Orientation.Horizontal
};
newOrientedPanel.Children.Add( floatingWindow.RootPanel );
newOrientedPanel.Children.Insert( 0, _manager.Layout.RootPanel );
_manager.Layout.RootPanel = newOrientedPanel;
}
}
break;
#endregion
case DropTargetType.DockingManagerDockTop:
#region DropTargetType.DockingManagerDockTop
{
if( _manager.Layout.RootPanel.Orientation != System.Windows.Controls.Orientation.Vertical &&
_manager.Layout.RootPanel.Children.Count == 1 )
_manager.Layout.RootPanel.Orientation = System.Windows.Controls.Orientation.Vertical;
if( _manager.Layout.RootPanel.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++ )
_manager.Layout.RootPanel.Children.Insert( i, childrenToTransfer[ i ] );
}
else
_manager.Layout.RootPanel.Children.Insert( 0, floatingWindow.RootPanel );
}
else
{
var newOrientedPanel = new LayoutPanel()
{
Orientation = System.Windows.Controls.Orientation.Vertical
};
newOrientedPanel.Children.Add( floatingWindow.RootPanel );
newOrientedPanel.Children.Add( _manager.Layout.RootPanel );
_manager.Layout.RootPanel = newOrientedPanel;
}
}
break;
#endregion
case DropTargetType.DockingManagerDockBottom:
#region DropTargetType.DockingManagerDockBottom
{
if( _manager.Layout.RootPanel.Orientation != System.Windows.Controls.Orientation.Vertical &&
_manager.Layout.RootPanel.Children.Count == 1 )
_manager.Layout.RootPanel.Orientation = System.Windows.Controls.Orientation.Vertical;
if( _manager.Layout.RootPanel.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++ )
_manager.Layout.RootPanel.Children.Add( childrenToTransfer[ i ] );
}
else
_manager.Layout.RootPanel.Children.Add( floatingWindow.RootPanel );
}
else
{
var newOrientedPanel = new LayoutPanel()
{
Orientation = System.Windows.Controls.Orientation.Vertical
};
newOrientedPanel.Children.Add( floatingWindow.RootPanel );
newOrientedPanel.Children.Insert( 0, _manager.Layout.RootPanel );
_manager.Layout.RootPanel = newOrientedPanel;
}
}
break;
#endregion
}
base.Drop( floatingWindow );
}
public override System.Windows.Media.Geometry GetPreviewPath( OverlayWindow overlayWindow, LayoutFloatingWindow floatingWindowModel )
{
var anchorableFloatingWindowModel = floatingWindowModel as LayoutAnchorableFloatingWindow;
var layoutAnchorablePane = anchorableFloatingWindowModel.RootPanel as ILayoutPositionableElement;
var layoutAnchorablePaneWithActualSize = anchorableFloatingWindowModel.RootPanel as ILayoutPositionableElementWithActualSize;
var targetScreenRect = TargetElement.GetScreenArea();
switch( Type )
{
case DropTargetType.DockingManagerDockLeft:
{
var desideredWidth = layoutAnchorablePane.DockWidth.IsAbsolute ? layoutAnchorablePane.DockWidth.Value : layoutAnchorablePaneWithActualSize.ActualWidth;
var previewBoxRect = new Rect(
targetScreenRect.Left - overlayWindow.Left,
targetScreenRect.Top - overlayWindow.Top,
Math.Min( desideredWidth, targetScreenRect.Width / 2.0 ),
targetScreenRect.Height );
return new RectangleGeometry( previewBoxRect );
}
case DropTargetType.DockingManagerDockTop:
{
var desideredHeight = layoutAnchorablePane.DockHeight.IsAbsolute ? layoutAnchorablePane.DockHeight.Value : layoutAnchorablePaneWithActualSize.ActualHeight;
var previewBoxRect = new Rect(
targetScreenRect.Left - overlayWindow.Left,
targetScreenRect.Top - overlayWindow.Top,
targetScreenRect.Width,
Math.Min( desideredHeight, targetScreenRect.Height / 2.0 ) );
return new RectangleGeometry( previewBoxRect );
}
case DropTargetType.DockingManagerDockRight:
{
var desideredWidth = layoutAnchorablePane.DockWidth.IsAbsolute ? layoutAnchorablePane.DockWidth.Value : layoutAnchorablePaneWithActualSize.ActualWidth;
var previewBoxRect = new Rect(
targetScreenRect.Right - overlayWindow.Left - Math.Min( desideredWidth, targetScreenRect.Width / 2.0 ),
targetScreenRect.Top - overlayWindow.Top,
Math.Min( desideredWidth, targetScreenRect.Width / 2.0 ),
targetScreenRect.Height );
return new RectangleGeometry( previewBoxRect );
}
case DropTargetType.DockingManagerDockBottom:
{
var desideredHeight = layoutAnchorablePane.DockHeight.IsAbsolute ? layoutAnchorablePane.DockHeight.Value : layoutAnchorablePaneWithActualSize.ActualHeight;
var previewBoxRect = new Rect(
targetScreenRect.Left - overlayWindow.Left,
targetScreenRect.Bottom - overlayWindow.Top - Math.Min( desideredHeight, targetScreenRect.Height / 2.0 ),
targetScreenRect.Width,
Math.Min( desideredHeight, targetScreenRect.Height / 2.0 ) );
return new RectangleGeometry( previewBoxRect );
}
}
throw new InvalidOperationException();
}
#endregion
}
}
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