silverlight - How to use CheckBox checked event

CheckBox Checked event in silverlight

CheckBox is a silverlight control. checkbox control allow users to select (check) or deselect (unchecked) a check box by clicking itself. checkbox control inherits from ToggleButton and can have three states checked, unchecked and indeterminate.

checkbox Checked event is occurs when a ToogleButton (checkbox) is checked. we can write an event handle for checkbox Checked event to perform any action when a checkbox control is checked. in this example code we changed the checkbox content when the checkbox is checked (selected).

the following silverlight c# example code demonstrate us how can we use checkbox Checked event in a silverlight application.

MainPage.xaml


<UserControl x:Class="SilverlightApps.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d"
    d:DesignHeight="600" 
    d:DesignWidth="800" 
    xmlns:sdk="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk">

    <Grid x:Name="LayoutRoot" Background="White">
        <sdk:Label 
            HorizontalAlignment="Left" 
            Margin="12,21,0,0" 
            Name="label1" 
            VerticalAlignment="Top" 
            Width="750"
            Content="Silverlight - how to use CheckBox Checked event"
            FontSize="25"
            FontStyle="Italic"
            Foreground="MidnightBlue"
            />
        
        <CheckBox 
            Content="CheckBox" 
            HorizontalAlignment="Left" 
            Margin="239,152,0,431" 
            Name="checkBox1" 
            VerticalAlignment="Center" 
            Checked="checkBox1_Checked"
            />
    </Grid>
</UserControl>

MainPage.xaml.cs


using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace SilverlightApps
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();
        }

        private void checkBox1_Checked(object sender, RoutedEventArgs e)
        {
            checkBox1.Content = "CheckBox Checked.";
        }
    }
}

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