<UserControl x:Class="HelloSilverlight.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="300" d:DesignWidth="400" xmlns:sdk="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk"><Grid x:Name="LayoutRoot" Background="Beige" ShowGridLines="True"><Grid.RowDefinitions><RowDefinition Height="40"/><RowDefinition Height="220"/><RowDefinition Height="40"/></Grid.RowDefinitions><Grid.ColumnDefinitions><ColumnDefinition Width="75" /><ColumnDefinition Width="325"/></Grid.ColumnDefinitions><TextBlock  Text="姓名:" Grid.Row="0" Grid.Column="0"></TextBlock><TextBlock  Text="日期:" Grid.Row="1" Grid.Column="0"></TextBlock><TextBlock x:Name="message1" Text="消息:" Grid.Row="2" Grid.Column="0"Grid.ColumnSpan="2"></TextBlock><TextBox x:Name="name1" Text="你的名字" Grid.Row="0" Grid.Column="1"Width="150" HorizontalAlignment="Left"></TextBox><StackPanel Grid.Column="1" Grid.Row="1" Orientation="Vertical"><sdk:Calendar x:Name="cal1" SelectionMode="SingleDate" HorizontalAlignment="Left"></sdk:Calendar><Button Click="Button_Click" x:Name="OKbutton" Width="75" Height="25"HorizontalAlignment="Left" Content="显示"></Button></StackPanel></Grid>
</UserControl>

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 HelloSilverlight
{public partial class MainPage : UserControl{public MainPage(){InitializeComponent();}#region 显示事件private void Button_Click(object sender, RoutedEventArgs e){string dateString;if (cal1.SelectedDate == null){dateString = "请选择一个日期!";}else{dateString = cal1.SelectedDate.ToString();}message1.Text = "你好! " + name1.Text + "\n" +"选择的日期是: " + dateString;} #endregion}
}