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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.Windows.Media;
using System.Windows;
using System.Windows.Interop;
namespace Xceed.Wpf.AvalonDock
{
static class WindowHelper
{
public static bool IsAttachedToPresentationSource( this Visual element )
{
return PresentationSource.FromVisual( element as Visual ) != null;
}
public static void SetParentToMainWindowOf( this Window window, Visual element )
{
var wndParent = Window.GetWindow( element );
if( wndParent != null )
window.Owner = wndParent;
else
{
IntPtr parentHwnd;
if( GetParentWindowHandle( element, out parentHwnd ) )
Win32Helper.SetOwner( new WindowInteropHelper( window ).Handle, parentHwnd );
}
}
public static IntPtr GetParentWindowHandle( this Window window )
{
if( window.Owner != null )
return new WindowInteropHelper( window.Owner ).Handle;
else
return Win32Helper.GetOwner( new WindowInteropHelper( window ).Handle );
}
public static bool GetParentWindowHandle( this Visual element, out IntPtr hwnd )
{
hwnd = IntPtr.Zero;
HwndSource wpfHandle = PresentationSource.FromVisual( element ) as HwndSource;
if( wpfHandle == null )
return false;
hwnd = Win32Helper.GetParent( wpfHandle.Handle );
if( hwnd == IntPtr.Zero )
hwnd = wpfHandle.Handle;
return true;
}
public static void SetParentWindowToNull( this Window window )
{
if( window.Owner != null )
window.Owner = null;
else
{
Win32Helper.SetOwner( new WindowInteropHelper( window ).Handle, IntPtr.Zero );
}
}
}
}
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