how to use ComboBox 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">
<Rectangle
Name="rectangle1"
Fill="AliceBlue"
HorizontalAlignment="Left"
Height="82"
Margin="20,12,0,0"
Stroke="Black"
VerticalAlignment="Top"
Width="600"
StrokeThickness="0"
/>
<TextBlock
Height="82"
HorizontalAlignment="Left"
Margin="20,9,0,0"
Name="textBlock1"
Text="how to use ComboBox SelectionChanged event in silverlight"
VerticalAlignment="Top"
TextWrapping="Wrap"
FontSize="20"
FontStyle="Italic"
Foreground="MidnightBlue"
Width="600"
FontFamily="Comic Sans MS"
Padding="25,10,0,0"
/>
<ComboBox
Height="23"
HorizontalAlignment="Left"
Margin="31,130,0,0"
Name="comboBox1"
VerticalAlignment="Top"
Width="188"
SelectionChanged="comboBox1_SelectionChanged"
>
<ComboBoxItem Content="Arabian Coffee"/>
<ComboBoxItem Content="Armadillo Fruit"/>
<ComboBoxItem Content="Australian Finger Lime"/>
<ComboBoxItem Content="Bahia Sunsapote"/>
<ComboBoxItem Content="Batoko Plum"/>
</ComboBox>
<TextBlock
Name="textBlock2"
HorizontalAlignment="Left"
Height="23"
Margin="265,130,0,0"
TextWrapping="Wrap"
Text="Select A ComboBox Item"
VerticalAlignment="Top"
Width="326"
FontSize="15"
Foreground="DeepPink"
/>
</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 comboBox1_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ComboBoxItem cbi = (sender as ComboBox).SelectedItem as ComboBoxItem;
textBlock2.Text = "you selected: ";
textBlock2.Text += cbi.Content.ToString();
}
}
}


