WPF Button 透明效果

Button 透明效果

<Window x:Class="ControlTest2.ButtonGlassTest"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="ButtonGlassTest" Height="480" Width="640">
    <Window.Resources>
        <ControlTemplate x:Key="GlassButton" TargetType="{x:Type Button}">
            <ControlTemplate.Resources>
                <Storyboard x:Key="Timeline1">
                    <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="glow" Storyboard.TargetProperty="(UIElement.Opacity)">
                        <SplineDoubleKeyFrame KeyTime="00:00:00.3000000" Value="1"/>
                    </DoubleAnimationUsingKeyFrames>
                </Storyboard>
                <Storyboard x:Key="Timeline2">
                    <DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="glow" Storyboard.TargetProperty="(UIElement.Opacity)">
                        <SplineDoubleKeyFrame KeyTime="00:00:00.3000000" Value="0"/>
                    </DoubleAnimationUsingKeyFrames>
                </Storyboard>
            </ControlTemplate.Resources>
            <Border BorderBrush="#FFFFFFFF" BorderThickness="1,1,1,1" CornerRadius="4,4,4,4">
                <Border x:Name="border" Background="#7F000000" BorderBrush="#FF000000" BorderThickness="1,1,1,1" CornerRadius="4,4,4,4">
                    <Grid>
                        <Grid.RowDefinitions>
                            <RowDefinition Height="0.507*"/>
                            <RowDefinition Height="0.493*"/>
                        </Grid.RowDefinitions>
                        <Border Opacity="0" HorizontalAlignment="Stretch" x:Name="glow" Width="Auto" Grid.RowSpan="2" CornerRadius="4,4,4,4">
                            <Border.Background>
                                <RadialGradientBrush>
                                    <RadialGradientBrush.RelativeTransform>
                                        <TransformGroup>
                                            <ScaleTransform ScaleX="1.702" ScaleY="2.243"/>
                                            <SkewTransform AngleX="0" AngleY="0"/>
                                            <RotateTransform Angle="0"/>
                                            <TranslateTransform X="-0.368" Y="-0.152"/>
                                        </TransformGroup>
                                    </RadialGradientBrush.RelativeTransform>
                                    <GradientStop Color="#B28DBDFF" Offset="0"/>
                                    <GradientStop Color="#008DBDFF" Offset="1"/>
                                </RadialGradientBrush>
                            </Border.Background>
                        </Border>
                        <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" Width="Auto" Grid.RowSpan="2"/>
                        <Border HorizontalAlignment="Stretch" Margin="0,0,0,0" x:Name="shine" Width="Auto" CornerRadius="4,4,0,0">
                            <Border.Background>
                                <LinearGradientBrush EndPoint="0.494,0.889" StartPoint="0.494,0.028">
                                    <GradientStop Color="#99FFFFFF" Offset="0"/>
                                    <GradientStop Color="#33FFFFFF" Offset="1"/>
                                </LinearGradientBrush>
                            </Border.Background>
                        </Border>
                    </Grid>
                </Border>
            </Border>
            <ControlTemplate.Triggers>
                <Trigger Property="IsPressed" Value="True">
                    <Setter Property="Opacity" TargetName="shine" Value="0.4"/>
                    <Setter Property="Background" TargetName="border" Value="#CC000000"/>
                    <Setter Property="Visibility" TargetName="glow" Value="Hidden"/>
                </Trigger>
                <Trigger Property="IsMouseOver" Value="True">
                    <Trigger.EnterActions>
                        <BeginStoryboard Storyboard="{StaticResource Timeline1}"/>
                    </Trigger.EnterActions>
                    <Trigger.ExitActions>
                        <BeginStoryboard x:Name="Timeline2_BeginStoryboard" Storyboard="{StaticResource Timeline2}"/>
                    </Trigger.ExitActions>
                </Trigger>
            </ControlTemplate.Triggers>
        </ControlTemplate>
    </Window.Resources>
    <Grid>
        <Grid.Background>
            <LinearGradientBrush EndPoint="0.486,0.986" StartPoint="0.486,0">
                <GradientStop Color="#FF000000" Offset="0"/>
                <GradientStop Color="#FFD0D0D0" Offset="1"/>
                <GradientStop Color="#FF8D8D8D" Offset="0.558"/>
                <GradientStop Color="#FF8D8D8D" Offset="0.76"/>
                <GradientStop Color="#FF747474" Offset="0.615"/>
            </LinearGradientBrush>
        </Grid.Background>
        <Button HorizontalAlignment="Left" Margin="31,0,0,182" VerticalAlignment="Bottom" Width="176" Height="34" Content="Button" Foreground="#FFFFFFFF" 
                Template="{DynamicResource GlassButton}"/>
        <Image  Margin="221,89,27.001,73" Source="Aero_Grass.jpg" Stretch="Fill">
            <Image.OpacityMask>
                <RadialGradientBrush>
                    <GradientStop Color="#FF000000" Offset="0"/>
                    <GradientStop Color="#00FFFFFF" Offset="1"/>
                </RadialGradientBrush>
            </Image.OpacityMask>
        </Image>
        <Button HorizontalAlignment="Right" Margin="0,0,120,158" VerticalAlignment="Bottom" Width="179" Height="34" Content="My New Glass Button" 
                Foreground="#FFFFFFFF" Template="{DynamicResource GlassButton}"/>
        <Button Width="179" Foreground="#FFFFFFFF" Template="{DynamicResource GlassButton}" HorizontalAlignment="Right" Margin="0,192,120,218">
            <StackPanel HorizontalAlignment="Left" Width="Auto" Height="Auto" Orientation="Horizontal">
                <Image Width="20" Height="20" Source="Aero_Grass.jpg" Stretch="Fill"/>
                <TextBlock Margin="5,0,50,0" VerticalAlignment="Center" FontSize="12" Text="Internet Explorer" TextWrapping="Wrap"/>
            </StackPanel>
        </Button>
    </Grid>
</Window>

　如图：