Async binding
<Window x:Class="WpfApplication1.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="BindingWithFallback" Height="300" Width="300">
<StackPanel>
<TextBox Text="{Binding Path=MyProperty, Mode=OneWay, FallbackValue=(waiting), IsAsync=True}" IsReadOnly="True" />
</StackPanel>
</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;
namespace WpfApplication1{
class MyClass {
public string MyProperty { get { System.Threading.Thread.Sleep(2000); return "BBB"; } }
}
public partial class Window1 : System.Windows.Window {
public Window1() {
InitializeComponent();
DataContext = new MyClass();
}
}
}
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