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[英]Most simple FrameworkElement to handle HorizontalAlignment and VerticalAlignment?
[英]Is this the most straightforward way to handle this functionality?
我创建了一个按钮,它在不同状态下改变它的外观,当按钮被点击时我这样做的方式(作为一个例子):
<vsm:VisualState x:Name="Pressed">
<Storyboard>
<ColorAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="border" Storyboard.TargetProperty="(UIElement.Background).(SolidColorBrush.Color)">
<SplineColorKeyFrame KeyTime="00:00:00" Value="Green"/>
</ColorAnimationUsingKeyFrames>
<DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="border" Storyboard.TargetProperty="(UIElement.RenderTransform). (TransformGroup.Children)[0].(ScaleTransform.ScaleX)">
<SplineDoubleKeyFrame KeyTime="00:00:00" Value="0.94"/>
</DoubleAnimationUsingKeyFrames>
<DoubleAnimationUsingKeyFrames BeginTime="00:00:00" Duration="00:00:00.0010000" Storyboard.TargetName="border" Storyboard.TargetProperty="(UIElement.RenderTransform). (TransformGroup.Children)[0].(ScaleTransform.ScaleY)">
<SplineDoubleKeyFrame KeyTime="00:00:00" Value="0.94"/>
</DoubleAnimationUsingKeyFrames>
</Storyboard>
</vsm:VisualState>
有没有办法用更少的代码来完成这个? 我只想让比例和颜色在按下时立即变为绿色,有没有办法在不使用关键帧的情况下做到这一点?
谢谢你的帮助!
这可以写成:
<ColorAnimation Duration="0" To="Green" Storyboard.TargetName="border" Storyboard.TargetProperty="(UIElement.Background).(SolidColorBrush.Color)" />
<DoubleAnimation Duration="0" To="0.94" Storyboard.TargetName="border" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleX)" />
<DoubleAnimation Duration="0" To="0.94" Storyboard.TargetName="border" Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)" />
通用动画更容易理解和使用,帧动画可以用在通用动画中的情况很少。
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