我在这里问了一个问题,但后来我意识到我的问题不是代码,而是我用于按钮的样式。由于这个问题与最初提出的问题完全不同,我认为如果我再次提出“正确”的问题,对其他用户会更有利。我来啦:
我在我的按钮中使用下面的模板。当我设置 button.IsEnabled=false 时它可以正常工作,但如果我设置 button.IsEnabled=true 它不会启用。你能指出我做错了什么吗?谢谢
<Style x:Key="BlackButtonStyle" TargetType="{x:Type Button}">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type Button}">
<ControlTemplate.Resources>
<Storyboard x:Key="MouseOverActivating">
<ColorAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="rectangle" Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="00:00:00" Value="#FF2F2F2F"/>
<SplineColorKeyFrame KeyTime="00:00:00.1270000" Value="#FF2391FF"/>
</ColorAnimationUsingKeyFrames>
</Storyboard>
<Storyboard x:Key="MouseOverDeactivating">
<ColorAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)" Storyboard.TargetName="rectangle">
<SplineColorKeyFrame KeyTime="00:00:00" Value="#FF2391FF"/>
<SplineColorKeyFrame KeyTime="00:00:00.2200000" Value="#FF2F2F2F"/>
</ColorAnimationUsingKeyFrames>
</Storyboard>
<Storyboard x:Key="PressActivating">
<ColorAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetName="rectangle" Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="00:00:00" Value="#FF2391FF"/>
<SplineColorKeyFrame KeyTime="00:00:00.1370000" Value="#FF48D6FF"/>
</ColorAnimationUsingKeyFrames>
</Storyboard>
<Storyboard x:Key="PressedDeactivating" FillBehavior="Stop" >
<ColorAnimationUsingKeyFrames BeginTime="00:00:00" Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)" Storyboard.TargetName="rectangle">
<SplineColorKeyFrame KeyTime="00:00:00" Value="#FF48D6FF"/>
<SplineColorKeyFrame KeyTime="00:00:00.2370000" Value="#FF2391FF"/>
</ColorAnimationUsingKeyFrames>
</Storyboard>
<Storyboard x:Key="DisableActivating">
<ColorAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="rectangle" Storyboard.TargetProperty="(Shape.Fill).(GradientBrush.GradientStops)[1].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="00:00:00" Value="#FFA7A7A7"/>
</ColorAnimationUsingKeyFrames>
</Storyboard>
</ControlTemplate.Resources>
<Grid>
<Rectangle Stroke="Transparent" RadiusX="5" RadiusY="5" x:Name="rectangle">
<Rectangle.Fill>
<LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
<GradientStop Color="#FF000000" Offset="0"/>
<GradientStop Color="#FF2F2F2F" Offset="1"/>
</LinearGradientBrush>
</Rectangle.Fill>
</Rectangle>
<ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" RecognizesAccessKey="True" OpacityMask="{x:Null}"/>
<Rectangle Stroke="Transparent" RadiusX="5" RadiusY="5" x:Name="WhiteGlow">
<Rectangle.Fill>
<LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
<GradientStop Color="#5BFFFFFF" Offset="0"/>
<GradientStop Color="#00FFFFFF" Offset="0.5"/>
</LinearGradientBrush>
</Rectangle.Fill>
</Rectangle>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsCancel" Value="False"/>
<EventTrigger RoutedEvent="FrameworkElement.Loaded"/>
<Trigger Property="IsFocused" Value="True">
<Trigger.ExitActions>
<BeginStoryboard Storyboard="{StaticResource MouseOverActivating}" x:Name="MouseOverActivating_BeginStoryboard2"/>
</Trigger.ExitActions>
<Trigger.EnterActions>
<BeginStoryboard Storyboard="{StaticResource MouseOverActivating}" x:Name="MouseOverActivating_BeginStoryboard1"/>
</Trigger.EnterActions>
</Trigger>
<Trigger Property="IsDefaulted" Value="True"/>
<Trigger Property="IsMouseOver" Value="True">
<Trigger.ExitActions>
<BeginStoryboard Storyboard="{StaticResource MouseOverDeactivating}" x:Name="MouseOverDeactivating_BeginStoryboard"/>
</Trigger.ExitActions>
<Trigger.EnterActions>
<BeginStoryboard Storyboard="{StaticResource MouseOverActivating}" x:Name="MouseOverActivating_BeginStoryboard"/>
</Trigger.EnterActions>
</Trigger>
<Trigger Property="IsPressed" Value="True">
<Trigger.EnterActions>
<BeginStoryboard x:Name="PressActivating_BeginStoryboard" Storyboard="{StaticResource PressActivating}"/>
</Trigger.EnterActions>
<Trigger.ExitActions>
<BeginStoryboard x:Name="PressedDeactivating_BeginStoryboard" Storyboard="{StaticResource PressedDeactivating}"/>
</Trigger.ExitActions>
</Trigger>
<Trigger Property="IsEnabled" Value="False">
<Trigger.EnterActions>
<BeginStoryboard Storyboard="{StaticResource DisableActivating}" x:Name="DisableActivating_BeginStoryboard"/>
</Trigger.EnterActions>
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>