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using System;
using System.Security.Permissions;
using System.Windows.Threading;
namespace MediaAssistant.Controls.SplashScreen
{
/// <summary>
///
/// </summary>
public static class DispatcherHelper
{
/// <summary>
/// Simulate Application.DoEvents function of <see cref=" System.Windows.Forms.Application"/> class.
/// </summary>
[SecurityPermission ( SecurityAction.Demand, Flags = SecurityPermissionFlag.UnmanagedCode )]
public static void DoEvents ( )
{
var frame = new DispatcherFrame ( );
Dispatcher.CurrentDispatcher.BeginInvoke ( DispatcherPriority.Background,
new DispatcherOperationCallback ( ExitFrames ), frame );
try
{
Dispatcher.PushFrame ( frame );
}
catch ( InvalidOperationException )
{
}
}
/// <summary>
///
/// </summary>
/// <param name="f"></param>
/// <returns></returns>
private static object ExitFrames ( object frame )
{
( ( DispatcherFrame ) frame ).Continue = false;
return null;
}
}
}
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