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[英]Storyboard label style how to apply background when datatrigger false?
[英]How to Apply Storyboard as Style
我想像这样将Storyboard
应用于我的Rectangle
Fill
:
<Rectangle Name="MyRectangle"
Width="100"
Height="100">
<Rectangle.Fill>
<SolidColorBrush x:Name="MySolidColorBrush" Color="Blue" />
</Rectangle.Fill>
<Rectangle.Triggers>
<EventTrigger RoutedEvent="Rectangle.MouseEnter">
<BeginStoryboard>
<Storyboard>
<ColorAnimation
Storyboard.TargetName="MySolidColorBrush"
Storyboard.TargetProperty="Color"
From="Blue" To="Red" Duration="0:0:1" />
</Storyboard>
</BeginStoryboard>
</EventTrigger>
</Rectangle.Triggers>
</Rectangle>
但我想在Style
插入Storyboard
,我试过这个:
<Style xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:s="clr-namespace:System;assembly=mscorlib"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
TargetType="{x:Type Rectangle}">
<Style.Triggers>
<EventTrigger RoutedEvent="Shape.Loaded">
<BeginStoryboard>
<Storyboard>
<ColorAnimation
Storyboard.TargetName="MySolidColorBrush"
Storyboard.TargetProperty="Color"
From="Blue" To="Red" Duration="0:0:1" />
</Storyboard>
</BeginStoryboard>
</EventTrigger>
</Style.Triggers>
<Setter Property="Shape.Fill" Value="Blue" x:Name="MySolidColorBrush"/>
</Style>
使用此代码:
var rect = new Rectangle();
using (FileStream stream = new FileStream("myStyle.xaml", FileMode.Open))
rect.Style = XamlReader.Load(stream) as Style;
但它不起作用并引发异常。 我必须如何改变我的风格?
在您的故事板中更改此设置
Storyboard.TargetProperty="Color"
到
Storyboard.TargetProperty="Fill.Color"
并删除
Storyboard.TargetName="MySolidColorBrush"
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