Silverlight學習筆記基本控制項（七）

ToggleButton:

 

<UserControl x:Class="ToggleButtonDemo.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">

    <Grid x:Name="LayoutRoot" Background="White">
     <StackPanel Orientation="Vertical" x:Name="SPanel">
            <TextBlock HorizontalAlignment="Left" Text="請注意ToggleButton的三個狀態" FontSize="14"></TextBlock>
            <TextBlock  HorizontalAlignment="Left" x:Name="txtResult"></TextBlock>
            <ToggleButton HorizontalAlignment="Left" IsThreeState="True"  Width="80" Click="ToggleButton_Click" x:Name="toggleBtn">
                <ToggleButton.Content>
                    <Rectangle Width="40" Height="20">
                        <Rectangle.Fill>
                            <LinearGradientBrush StartPoint="0,0" EndPoint="1,1">
                                <GradientStop Color="Red" Offset=".3"></GradientStop>
                                <GradientStop Color="White" Offset=".3"></GradientStop>
                            </LinearGradientBrush>
                        </Rectangle.Fill>
                    </Rectangle>
                </ToggleButton.Content>
            </ToggleButton>
        </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 ToggleButtonDemo
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();
        }

        private void ToggleButton_Click(object sender, RoutedEventArgs e)
        {
            switch(toggleBtn.IsChecked){
                case null:
                    toggleBtn.Content = "預設狀態";
                    break;
                case true:
                    toggleBtn.Content = "選中狀態";
                    break;
                case false:
                    toggleBtn.Content = "未選中狀態";
                    break;
           }
        }
    }
}