<UserControlxmlns="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"    x:Class="ControlTemplate.ShowMenu"    d:DesignWidth="200" d:DesignHeight="480">

<Grid x:Name="LayoutRoot"><Grid.Resources><Storyboard x:Name="hide"><DoubleAnimation Duration="00:00:01" From="0" To="-190" 

                                 Storyboard.TargetName="tt" Storyboard.TargetProperty="X"/>

            </Storyboard><Storyboard x:Name="show"><DoubleAnimation Duration="00:00:01" From="-190" To="0" 

                                 Storyboard.TargetName="tt" Storyboard.TargetProperty="X"/></Storyboard></Grid.Resources><Grid.ColumnDefinitions><ColumnDefinition/><ColumnDefinition Width="10"/></Grid.ColumnDefinitions>

<StackPanel Grid.Column="0"><TextBlock Text="模拟" HorizontalAlignment="Center" Margin="0,10,0,0"/><TextBlock Text="预警" HorizontalAlignment="Center" Margin="0,10,0,0"/><TextBlock Text="预报" HorizontalAlignment="Center" Margin="0,10,0,0"/><TextBlock Text="统计" HorizontalAlignment="Center" Margin="0,10,0,0"/></StackPanel>

<Rectangle Grid.Column="1" Fill="BlueViolet" MouseLeftButtonDown="Rectangle_MouseLeftButtonDown"/>

<Grid.RenderTransform><TranslateTransform x:Name="tt" X="0"/></Grid.RenderTransform></Grid></UserControl>

using System;using System.Windows;using System.Windows.Controls;using System.Windows.Documents;using System.Windows.Ink;using System.Windows.Input;using System.Windows.Media;using System.Windows.Media.Animation;using System.Windows.Shapes;

namespace ControlTemplate{    public partial class ShowMenu : UserControl    {        private bool isShow = true;        public ShowMenu()        {            // 为初始化变量所必需            InitializeComponent();        }

        private void Rectangle_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)        {            if (isShow)            {                hide.Begin();            }            else            {                show.Begin();            }            isShow = !isShow;        }    }}