Create a CheckBox and link event handler : CheckBox Event « Windows Presentation Foundation « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Windows Presentation Foundation
3. CheckBox Event

<Window x:Class="LayoutPanels.LocalizableText"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Layout" Height="365" Width="380" MinWidth="350" MinHeight="150">
  <Grid>
    <StackPanel>
      <Button Name="cmdPrev" Margin="10,10,10,3">Prev</Button>
      <Button Name="cmdNext" Margin="10,3,10,3">Next</Button>      
      <CheckBox Name="chkLongText" Margin="10,10,10,10" Checked="chkLongText_Checked" Unchecked="chkLongText_Unchecked">Show Long Text</CheckBox>
    </StackPanel>    
    <TextBox  Margin="0,10,10,10" TextWrapping="WrapWithOverflow">
     This behavior makes localization much easier.</TextBox>
    <Button Grid.Row="1" Grid.Column="0" Name="cmdClose" Margin="10,3,10,10">Close</Button>
  </Grid>
</Window>

//File:Window.xaml.cs

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace LayoutPanels
{

    public partial class LocalizableText : Window
    {

        public LocalizableText()
        {
            InitializeComponent();
        }

        private void chkLongText_Checked(object sender, RoutedEventArgs e)
        {            
            cmdPrev.Content = " <- Go to the Previous Window ";
            cmdNext.Content = " Go to the Next Window -> ";
        }

        private void chkLongText_Unchecked(object sender, RoutedEventArgs e)
        {
            cmdPrev.Content = "Prev";
            cmdNext.Content = "Next";
        }
    }
}

24.18.CheckBox Event
	24.18.1.	Create a CheckBox and link event handler
	24.18.2.	Handles CheckBox Indeterminate events when a CheckBox changes to a indeterminate state.
	24.18.3.	Handle CheckBox Unchecked events
	24.18.4.	Handle CheckBox checked events
	24.18.5.	Use Linq to get checked CheckBox
	24.18.6.	Check the CheckBox based on key pressed states