TextBox Focus event
<UserControl x:Class='SilverlightApplication3.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:DesignWidth='640'
d:DesignHeight='480'>
<Grid x:Name="LayoutRoot" Background="White">
<Grid.ColumnDefinitions>
<ColumnDefinition />
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition />
</Grid.RowDefinitions>
<TextBox x:Name="txtSomeText"
Grid.Column="0"
Grid.Row="0"
Height="20"
Width="200"
GotFocus="txtSomeText_GotFocus"
LostFocus="txtSomeText_LostFocus"/>
</Grid>
</UserControl>
//File: Page.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 SilverlightApplication3
{
public partial class MainPage : UserControl
{
public MainPage()
{
InitializeComponent();
txtSomeText.MouseEnter += new MouseEventHandler(txtSomeText_MouseEnter);
}
void txtSomeText_MouseEnter(object sender, MouseEventArgs e)
{
txtSomeText.Text = "Mouse entered!";
}
private void txtSomeText_GotFocus(object sender, RoutedEventArgs e)
{
txtSomeText.Text = "I've got focus!";
}
private void txtSomeText_LostFocus(object sender, RoutedEventArgs e)
{
txtSomeText.Text = "I've lost focus!";
}
}
}
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