Debug Data Bindings Using an Empty IValueConverter : IValueConverter « Windows Presentation Foundation « C# / CSharp Tutorial

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C# / CSharp Tutorial » Windows Presentation Foundation » IValueConverter 
24.146.4.Debug Data Bindings Using an Empty IValueConverter
<Window x:Class="WpfApplication1.Window1"
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  xmlns:local="clr-namespace:WpfApplication1" Title="Debug Data Bindings Using an IValueConverter"  Width="200"  Height="200">
  <Window.Resources>
    <local:DummyConverter x:Key="DummyConverter" />
  </Window.Resources>
  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition Height="0.5*" />
      <RowDefinition Height="0.5*"/>
    </Grid.RowDefinitions>
    <CheckBox x:Name="chkShouldItBeOpen" IsChecked="False" Content="Open" Margin="10"/>
    <Expander IsExpanded="{Binding ElementName=chkShouldItBeOpen, Path=IsChecked,Converter={StaticResource DummyConverter}}"
      Grid.Row="1" Background="Black"  Foreground="White" Margin="10" VerticalAlignment="Center" 
      HorizontalAlignment="Center" Header="Expander!">
      <TextBlock Text="Open!" Foreground="White"/>
    </Expander>
  </Grid>
</Window>

//File:Window.xaml.cs
using System.Windows;
using System;
using System.Globalization;
using System.Windows.Data;
namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
    }

    public class DummyConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return value;
        }

        public object ConvertBack(object value,Type targetType,object parameter,CultureInfo culture)
        {
            return value;
        }
    }
}
WPF Debug Data Bindings Using An Empty I Value Converter
24.146.IValueConverter
24.146.1.IMultiValueConverter and IValueConverterIMultiValueConverter and IValueConverter
24.146.2.Decimal ScrollBar Window with extending IValueConverterDecimal ScrollBar Window with extending IValueConverter
24.146.3.Extend IValueConverter to create your own converterExtend IValueConverter to create your own converter
24.146.4.Debug Data Bindings Using an Empty IValueConverterDebug Data Bindings Using an Empty IValueConverter
24.146.5.Use LengthConverterUse LengthConverter
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