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Categories / C# / WPF

 

Ensure That You Are Running on the UI Thread

<Window x:Class="WpfApplication1.Window1"     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"     Title="WPF" Height="100" Width="300">     <StackPanel>         <Button Click="ButtonTrue_Click">UI Thread</Button>         <Button Click="ButtonFalse_Click">Non-UI Thread</Button>     </StackPanel> </Window> //File:Window.xaml.cs using System.Windows; namespace WpfApplication1 {     public partial class Window1 : Window     {         public Window1()         {             InitializeComponent();         }         private void ButtonTrue_Click(object sender, RoutedEventArgs e)         {             this.Dispatcher.VerifyAccess();         }         private void ButtonFalse_Click(object sender, RoutedEventArgs e)         {             VerifyAccessDelegate del = new VerifyAccessDelegate(VerifyAccess);             del.BeginInvoke(null, null);         }         private delegate void VerifyAccessDelegate();         private void VerifyAccess()         {             this.Dispatcher.VerifyAccess();         }     } }