how to use ListBox SelectionChanged event in silverlight
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">
<TextBlock
Height="82"
HorizontalAlignment="Left"
Margin="20,12,0,0"
Name="textBlock1"
Text="Silverlight - how to use ListBox SelectionChanged event"
VerticalAlignment="Top"
TextWrapping="Wrap"
FontSize="25"
FontStyle="Italic"
Foreground="MidnightBlue"
Width="625"
/>
<ListBox
Name="listBox1"
HorizontalAlignment="Left"
Height="132" Margin="20,127,0,0"
VerticalAlignment="Top"
Width="154"
SelectionMode="Single"
SelectionChanged="ListBox1_SelectionChanged"
>
<ListBoxItem Content="India"></ListBoxItem>
<ListBoxItem Content="Barbados"></ListBoxItem>
<ListBoxItem Content="Costa Rica"></ListBoxItem>
<ListBoxItem Content="Guatemala"></ListBoxItem>
<ListBoxItem Content="Kenya"></ListBoxItem>
</ListBox>
<sdk:Label
Name="label1"
HorizontalAlignment="Left"
Height="28" Margin="203,127,0,0"
VerticalAlignment="Top"
Width="264"
Content="Select An Item"
FontWeight="Bold"
Foreground="DeepPink"
FontSize="12"
/>
</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 ListBox1_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ListBoxItem lbi = ((sender as ListBox).SelectedItem as ListBoxItem);
label1.Content = "You selected: ";
label1.Content += lbi.Content.ToString();
}
}
}


