Dispatcher.BeginInvoke with DispatcherPriority.Normal
<Window x:Class="DispatcherExamples.UseVerifyAccess"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="DispatcherExamples" Height="300" Width="300"
>
<Grid>
<StackPanel>
<Button Content="Call from UI Thread" x:Name="fromUiButton" />
<TextBlock x:Name="result" TextWrapping="Wrap" />
</StackPanel>
</Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Threading;
using System.Windows.Threading;
namespace DispatcherExamples
{
public partial class UseVerifyAccess : System.Windows.Window
{
public UseVerifyAccess()
{
InitializeComponent();
fromUiButton.Click += new RoutedEventHandler(fromUiButton_Click);
}
void fromUiButton_Click(object sender, RoutedEventArgs e)
{
string resultText;
try
{
resultText = "Success";
}
catch (Exception x)
{
resultText = x.ToString();
}
Dispatcher.BeginInvoke(DispatcherPriority.Normal, (ThreadStart)delegate
{
result.Text = resultText;
});
}
}
}
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