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關鍵功能點git
Demo演示:github
使用 VS 2019 的 .NET Core 3.1 WPF 項目模板,建立名爲 「MobileAppUsageDashboardCore」 的項目,NuGet 引入 MaterialDesign 的兩個庫 MaterialDesignThemes 和 MaterialDesignColors,整個項目工程文件以下:express
<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop"> <PropertyGroup> <OutputType>WinExe</OutputType> <TargetFramework>netcoreapp3.1</TargetFramework> <UseWPF>true</UseWPF> </PropertyGroup> <ItemGroup> <PackageReference Include="MaterialDesignColors" Version="1.2.2" /> <PackageReference Include="MaterialDesignThemes" Version="3.0.1" /> </ItemGroup> </Project>
前面發過很多抽屜式菜單的Demo文章,套路都是一個豎直菜單隱藏在界面左邊邊界以外,左邊邊界留一個菜單按鈕,點擊該按鈕呼出豎直菜單,即達到抽屜式菜單效果。app
本文介紹的抽屜式菜單也不外如是,VS設計界面見上圖,使用的MD控件的DrawerHost.LeftDrawerContent組件,換一種方式實現,下面是抽屜菜單佈局代碼:ide
<materialDesign:DrawerHost.LeftDrawerContent> <StackPanel Orientation="Vertical"> <StackPanel Margin="10" VerticalAlignment="Top" Orientation="Horizontal"> <TextBlock VerticalAlignment="Center" Margin="0,0,10,0">Dashboard</TextBlock> <Button Style="{StaticResource MaterialDesignFlatButton}" Command="{x:Static materialDesign:DrawerHost.CloseDrawerCommand}" > <materialDesign:PackIcon Kind="HamburgerMenuBack"></materialDesign:PackIcon> </Button> </StackPanel> <StackPanel Orientation="Vertical"> <Button Style="{StaticResource MaterialDesignFlatButton}" Click="todayBtnClicked">今天</Button> <Button Style="{StaticResource MaterialDesignFlatButton}" Click="weekBtnClicked">本週</Button> <Button Style="{StaticResource MaterialDesignFlatButton}" Click="monthBtnClicked">本月</Button> </StackPanel> </StackPanel> </materialDesign:DrawerHost.LeftDrawerContent>
跟隨菜單隱藏的還有一個菜單關閉按鈕,見上面代碼中的第一個按鈕,點擊按鈕觸發 「DrawerHost.CloseDrawerCommand」 命令可關閉抽屜式菜單。佈局
下面的是窗體邊界以內的菜單按鈕,點擊則展開抽屜式菜單,觸發的命令是「DrawerHost.OpenDrawerCommand」:動畫
<Button Style="{StaticResource MaterialDesignFlatButton}" Command="{x:Static materialDesign:DrawerHost.OpenDrawerCommand}" HorizontalAlignment="Left" VerticalAlignment="Top" > <materialDesign:PackIcon Kind="HamburgerMenu"></materialDesign:PackIcon> </Button>
使用MD控件庫實現圓形進度條,效果以下:spa
圓形進度條代碼以下,使用的仍是 ProgressBar 控件,樣式使用了MD控件庫的「MaterialDesignCircularProgressBar」 樣式,組件加載時(Loaded事件),使用了雙精度動畫:.net
<ProgressBar Height="100" Width="100" Value="40" Foreground="#FF68E843" x:Name="firstProgress" > <ProgressBar.Style> <Style TargetType="ProgressBar" BasedOn="{StaticResource MaterialDesignCircularProgressBar}"> <Style.Triggers> <EventTrigger RoutedEvent="Loaded"> <BeginStoryboard> <Storyboard> <DoubleAnimation Storyboard.TargetProperty="Value" From="0" To="40" Duration="0:0:0.5"></DoubleAnimation> </Storyboard> </BeginStoryboard> </EventTrigger> </Style.Triggers> </Style> </ProgressBar.Style> </ProgressBar>
整個Demo也不難,除了上面兩個小功能單獨簡單說說外,其餘的就是通常的佈局代碼了,主界面XAML代碼以下:
<Window x:Class="MobileAppUsageDashboardCore.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" mc:Ignorable="d" TextElement.Foreground="{DynamicResource MaterialDesignBody}" TextElement.FontWeight="Regular" TextElement.FontSize="13" TextOptions.TextFormattingMode="Ideal" TextOptions.TextRenderingMode="Auto" Background="{DynamicResource MaterialDesignPaper}" FontFamily="{DynamicResource MaterialDesignFont}" Title="應用程序使用統計信息" Height="450" Width="800" WindowStartupLocation="CenterScreen" AllowsTransparency="True" WindowStyle="None" MouseLeftButtonDown="dragME"> <materialDesign:DrawerHost x:Name="mainDrawer"> <materialDesign:DrawerHost.LeftDrawerContent> <StackPanel Orientation="Vertical"> <StackPanel Margin="10" VerticalAlignment="Top" Orientation="Horizontal"> <TextBlock VerticalAlignment="Center" Margin="0,0,10,0">Dashboard</TextBlock> <Button Style="{StaticResource MaterialDesignFlatButton}" Command="{x:Static materialDesign:DrawerHost.CloseDrawerCommand}" > <materialDesign:PackIcon Kind="HamburgerMenuBack"></materialDesign:PackIcon> </Button> </StackPanel> <StackPanel Orientation="Vertical"> <Button Style="{StaticResource MaterialDesignFlatButton}" Click="todayBtnClicked">今天</Button> <Button Style="{StaticResource MaterialDesignFlatButton}" Click="weekBtnClicked">本週</Button> <Button Style="{StaticResource MaterialDesignFlatButton}" Click="monthBtnClicked">本月</Button> </StackPanel> </StackPanel> </materialDesign:DrawerHost.LeftDrawerContent> <materialDesign:Card HorizontalAlignment="Stretch" VerticalAlignment="Stretch"> <materialDesign:Card.Background> <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0"> <GradientStop Color="Black" Offset="1"/> <GradientStop Color="#FF474747"/> </LinearGradientBrush> </materialDesign:Card.Background> <Grid> <Grid.ColumnDefinitions> <ColumnDefinition Width="2*"></ColumnDefinition> <ColumnDefinition Width="*"></ColumnDefinition> <ColumnDefinition Width="*"></ColumnDefinition> </Grid.ColumnDefinitions> <StackPanel Grid.Column="0" Orientation="Vertical" Margin="10"> <StackPanel Orientation="Horizontal"> <Button Style="{StaticResource MaterialDesignFlatButton}" Command="{x:Static materialDesign:DrawerHost.OpenDrawerCommand}" HorizontalAlignment="Left" VerticalAlignment="Top" > <materialDesign:PackIcon Kind="HamburgerMenu"></materialDesign:PackIcon> </Button> <TextBlock VerticalAlignment="Center" Text="移動應用使用儀表板"></TextBlock> </StackPanel> <StackPanel Orientation="Horizontal"> <TextBlock Text="時間段" VerticalAlignment="Center"></TextBlock> <StackPanel Orientation="Horizontal" Margin="4"> <RadioButton x:Name="todayRadio" Style="{StaticResource MaterialDesignTabRadioButton}" Margin="4" IsChecked="True" Content="今天"></RadioButton> <RadioButton x:Name="weekRadio" Style="{StaticResource MaterialDesignTabRadioButton}" Margin="4" IsChecked="False" Content="本週"></RadioButton> <RadioButton x:Name="monthRadio" Style="{StaticResource MaterialDesignTabRadioButton}" Margin="4" IsChecked="False" Content="本月"></RadioButton> </StackPanel> </StackPanel> <UniformGrid Columns="3" Margin="0,10,0,0"> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Grid> <Grid.RowDefinitions> <RowDefinition Height="2*"></RowDefinition> <RowDefinition Height="*"></RowDefinition> </Grid.RowDefinitions> <ProgressBar Height="100" Width="100" Value="40" Foreground="#FF68E843" x:Name="firstProgress" > <ProgressBar.Style> <Style TargetType="ProgressBar" BasedOn="{StaticResource MaterialDesignCircularProgressBar}"> <Style.Triggers> <EventTrigger RoutedEvent="Loaded"> <BeginStoryboard> <Storyboard> <DoubleAnimation Storyboard.TargetProperty="Value" From="0" To="40" Duration="0:0:0.5"></DoubleAnimation> </Storyboard> </BeginStoryboard> </EventTrigger> </Style.Triggers> </Style> </ProgressBar.Style> </ProgressBar> <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="2 小時 / 5 小時"></TextBlock> <TextBlock Grid.Row="1" Text="百度" HorizontalAlignment="Center" Margin="0,5,0,0"></TextBlock> </Grid> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Grid> <Grid.RowDefinitions> <RowDefinition Height="2*"></RowDefinition> <RowDefinition Height="*"></RowDefinition> </Grid.RowDefinitions> <ProgressBar Height="100" Width="100" Value="70" Foreground="#FFE84343" x:Name="secondProgress" Margin="14,-1,13,1" > <ProgressBar.Style> <Style TargetType="ProgressBar" BasedOn="{StaticResource MaterialDesignCircularProgressBar}"> <Style.Triggers> <EventTrigger RoutedEvent="Loaded"> <BeginStoryboard> <Storyboard> <DoubleAnimation Storyboard.TargetProperty="Value" From="0" To="70" Duration="0:0:0.5"></DoubleAnimation> </Storyboard> </BeginStoryboard> </EventTrigger> </Style.Triggers> </Style> </ProgressBar.Style> </ProgressBar> <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="2 小時 / 3 小時"></TextBlock> <TextBlock Grid.Row="1" Text="阿里巴巴" HorizontalAlignment="Center" Margin="0,5,0,0"></TextBlock> </Grid> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Grid> <Grid.RowDefinitions> <RowDefinition Height="2*"></RowDefinition> <RowDefinition Height="*"></RowDefinition> </Grid.RowDefinitions> <ProgressBar Height="100" Width="100" Value="30" Foreground="#FFE8E843" x:Name="thirdProgress" > <ProgressBar.Style> <Style TargetType="ProgressBar" BasedOn="{StaticResource MaterialDesignCircularProgressBar}"> <Style.Triggers> <EventTrigger RoutedEvent="Loaded"> <BeginStoryboard> <Storyboard> <DoubleAnimation Storyboard.TargetProperty="Value" From="0" To="30" Duration="0:0:0.5"></DoubleAnimation> </Storyboard> </BeginStoryboard> </EventTrigger> </Style.Triggers> </Style> </ProgressBar.Style> </ProgressBar> <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="1 小時 / 4 小時"></TextBlock> <TextBlock Grid.Row="1" Text="騰訊" HorizontalAlignment="Center" Margin="0,5,0,0"></TextBlock> </Grid> </materialDesign:TransitioningContent> </UniformGrid> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn,Duration=0:0:1}"> <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Margin="0,80,0,0"> <TextBlock Text="訂閱到 " VerticalAlignment="Center"></TextBlock> <materialDesign:PackIcon Kind="DotNet" Foreground="#DDFF1212" Width="100" Height="100"></materialDesign:PackIcon> <TextBlock Style="{StaticResource MaterialDesignBody1TextBlock}" Text="www.dotnet9.com" VerticalAlignment="Center"></TextBlock> </StackPanel> </materialDesign:TransitioningContent> </StackPanel> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=SlideInFromTop}" Grid.Column="1" HorizontalAlignment="Stretch" VerticalAlignment="Stretch"> <materialDesign:Card VerticalAlignment="Stretch"> <materialDesign:Card.Background> <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0"> <GradientStop Color="#FF09A6A6" Offset="0"/> <GradientStop Color="#FF044D4D" Offset="1"/> </LinearGradientBrush> </materialDesign:Card.Background> <Grid > <Grid.RowDefinitions> <RowDefinition></RowDefinition> <RowDefinition></RowDefinition> </Grid.RowDefinitions> <Grid Grid.Row="0" Margin="5,15,5,5"> <Grid.ColumnDefinitions> <ColumnDefinition Width="*"></ColumnDefinition> <ColumnDefinition Width="*"></ColumnDefinition> </Grid.ColumnDefinitions> <StackPanel Grid.Column="0"> <TextBlock Text="充電" HorizontalAlignment="Center"></TextBlock> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn, Duration=0:0:2}"> <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Margin="0,10,0,0"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="4" HorizontalAlignment="Center"></TextBlock> <TextBlock Text=" 次" VerticalAlignment="Center"></TextBlock> </StackPanel> </materialDesign:TransitioningContent> <TextBlock Text="最高溫度" HorizontalAlignment="Center" Margin="0,25,0,0"></TextBlock> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn, Duration=0:0:2}"> <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Margin="0,10,0,0"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="40" HorizontalAlignment="Center"></TextBlock> <TextBlock Text=" ℃" VerticalAlignment="Center"></TextBlock> </StackPanel> </materialDesign:TransitioningContent> <TextBlock Text="解鎖" HorizontalAlignment="Center" Margin="0,25,0,0"></TextBlock> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn,Duration=0:0:2}"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="75" HorizontalAlignment="Center" Margin="0,10,0,0"></TextBlock> </materialDesign:TransitioningContent> </StackPanel> <StackPanel Grid.Column="1"> <TextBlock Text="開機" HorizontalAlignment="Center"></TextBlock> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn, Duration=0:0:2}"> <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Margin="0,10,0,0"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="6" HorizontalAlignment="Center"></TextBlock> <TextBlock Text=" 小時" VerticalAlignment="Center"></TextBlock> </StackPanel> </materialDesign:TransitioningContent> <TextBlock Text="最後一次充電" HorizontalAlignment="Center" Margin="0,25,0,0"></TextBlock> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn, Duration=0:0:2}"> <StackPanel Orientation="Horizontal" HorizontalAlignment="Center" Margin="0,10,0,0"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="4" HorizontalAlignment="Center"></TextBlock> <TextBlock Text=" 小時之前" VerticalAlignment="Center"></TextBlock> </StackPanel> </materialDesign:TransitioningContent> <TextBlock Text="通知" HorizontalAlignment="Center" Margin="0,25,0,0"></TextBlock> <materialDesign:TransitioningContent OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn,Duration=0:0:2}"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="350" HorizontalAlignment="Center" Margin="0,10,0,0"></TextBlock> </materialDesign:TransitioningContent> </StackPanel> </Grid> <Grid Grid.Row="1" Background="#FF086666"> <Grid.RowDefinitions> <RowDefinition></RowDefinition> <RowDefinition></RowDefinition> <RowDefinition></RowDefinition> </Grid.RowDefinitions> <StackPanel Orientation="Vertical" Grid.Row="0" Margin="5,15,5,5"> <Grid> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="存儲" HorizontalAlignment="Left" VerticalAlignment="Center"></TextBlock> <TextBlock Text="19.88 GB / 40 GB" HorizontalAlignment="Right" VerticalAlignment="Center"></TextBlock> </Grid> <ProgressBar Height="10" Value="19.88" Maximum="40" Margin="0,10,0,0" Foreground="#FF1E1E1E"></ProgressBar> </StackPanel> <StackPanel Orientation="Vertical" Grid.Row="1" Margin="5,15,5,5"> <Grid> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="相冊" HorizontalAlignment="Left" VerticalAlignment="Center"></TextBlock> <TextBlock Text="3 GB" HorizontalAlignment="Right" VerticalAlignment="Center"></TextBlock> </Grid> <ProgressBar Height="10" Value="3" Maximum="40" Margin="0,10,0,0" Foreground="#FF1E1E1E"></ProgressBar> </StackPanel> <StackPanel Orientation="Vertical" Grid.Row="2" Margin="5,15,5,5"> <Grid> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="視頻" HorizontalAlignment="Left" VerticalAlignment="Center"></TextBlock> <TextBlock Text="4 GB" HorizontalAlignment="Right" VerticalAlignment="Center"></TextBlock> </Grid> <ProgressBar Height="10" Value="4" Maximum="40" Margin="0,10,0,0" Foreground="#FF1E1E1E"></ProgressBar> </StackPanel> </Grid> </Grid> </materialDesign:Card> </materialDesign:TransitioningContent> <!--<TextBlock Style="{DynamicResource MaterialDesignTitleTextBlock}">My First Material Design App</TextBlock>--> <materialDesign:TransitioningContent Grid.Column="2" HorizontalAlignment="Center" VerticalAlignment="Top" OpeningEffect="{materialDesign:TransitionEffect Kind=SlideInFromTop}"> <TextBlock Style="{StaticResource MaterialDesignCaptionTextBlock}" Text="最經常使用的應用程序" Margin="0,15,0,0"></TextBlock> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent Grid.Column="2" OpeningEffect="{materialDesign:TransitionEffect Kind=FadeIn}" Margin="0,40,0,0"> <ItemsControl> <ItemsControl.ItemsPanel> <ItemsPanelTemplate> <UniformGrid Columns="2"></UniformGrid> </ItemsPanelTemplate> </ItemsControl.ItemsPanel> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="Google Chrome"> <materialDesign:PackIcon Kind="GoogleChrome" Height="24" Width="24" ></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="YouTube"> <materialDesign:PackIcon Kind="Youtube" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="Instagram"> <materialDesign:PackIcon Kind="Instagram" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="Facebook"> <materialDesign:PackIcon Kind="Facebook" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="Twitter"> <materialDesign:PackIcon Kind="Twitter" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="YouTube Creator Studio"> <materialDesign:PackIcon Kind="YoutubeCreatorStudio" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="Adobe Reader"> <materialDesign:PackIcon Kind="Adobe" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> <materialDesign:TransitioningContent OpeningEffectsOffset="{materialDesign:IndexedItemOffsetMultiplier 0:0:0.05}" OpeningEffect="{materialDesign:TransitionEffect Kind=ExpandIn}"> <Button Style="{StaticResource MaterialDesignIconButton}" ToolTip="Camera"> <materialDesign:PackIcon Kind="Camera" Height="24" Width="24"></materialDesign:PackIcon> </Button> </materialDesign:TransitioningContent> </ItemsControl> </materialDesign:TransitioningContent> </Grid> </materialDesign:Card> </materialDesign:DrawerHost> </Window>
代碼很少,比較簡單,源碼以下:
using System; using System.Windows; using System.Windows.Input; namespace MobileAppUsageDashboardCore { /// <summary> /// Interaction logic for MainWindow.xaml /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); } private void todayBtnClicked(object sender, RoutedEventArgs e) { mainDrawer.IsLeftDrawerOpen = false; todayRadio.IsChecked = true; monthRadio.IsChecked = false; weekRadio.IsChecked = false; } private void weekBtnClicked(object sender, RoutedEventArgs e) { mainDrawer.IsLeftDrawerOpen = false; todayRadio.IsChecked = false; weekRadio.IsChecked = true; monthRadio.IsChecked = false; } private void monthBtnClicked(object sender, RoutedEventArgs e) { mainDrawer.IsLeftDrawerOpen = false; todayRadio.IsChecked = false; weekRadio.IsChecked = false; monthRadio.IsChecked = true; } private void dragME(object sender, MouseButtonEventArgs e) { try { DragMove(); } catch (Exception) { //throw; } } } }
前面演示的Demo源碼已經所有貼上。