wpf - 为什么我点击按钮后左眼不再眨眼
问题描述
我制作了一个以黄色笑脸为内容的按钮。当鼠标进入右眼时应该眨眼。当布尔属性更改值时，左眼应该眨眼。当我点击这个按钮时，双眼应该眨眼。使用第二个布尔属性，颜色应该从黄色变为红色，微笑的嘴应该变成悲伤的嘴。鼠标输入眨眼工作正常。在我单击按钮之前，布尔属性更改触发器也可以正常工作。当我点击按钮时，两只眼睛都眨了眨眼。但在此之后，布尔属性更改触发器不再起作用！！！！
是什么让我错了？我已经处理这个问题超过一天了。
<Button x:Name="buttonStartStop" Command="StartStop_Command" Grid.Column="1" Width="60" Margin="0, 4, 0, 0">
<Button.Resources>
<Color x:Key="yellow">#FFFF00</Color>
<SolidColorBrush x:Key="yellowSCB" Color="{StaticResource yellow}" />
<Color x:Key="red">#FF5050</Color>
<SolidColorBrush x:Key="redSCB" Color="{StaticResource red}" />
<Color x:Key="black">#202020</Color>
<SolidColorBrush x:Key="blackSCB" Color="{StaticResource black}" />
<Duration x:Key="dur">0:0:0.2</Duration>
<system:Double x:Key="smileySize">100.0</system:Double>
<system:Double x:Key="smileyEyeSize">20.0</system:Double>
<Storyboard x:Key="winkRight">
<DoubleAnimation Duration="{StaticResource dur}" To="34" Storyboard.TargetName="eyeRight" Storyboard.TargetProperty="(Canvas.Top)" />
<DoubleAnimation Duration="{StaticResource dur}" To="2" Storyboard.TargetName="eyeRight" Storyboard.TargetProperty="Height" />
<DoubleAnimation BeginTime="0:0:0.3" Duration="{StaticResource dur}" To="25" Storyboard.TargetName="eyeRight" Storyboard.TargetProperty="(Canvas.Top)" />
<DoubleAnimation BeginTime="0:0:0.3" Duration="{StaticResource dur}" To="{StaticResource smileyEyeSize}" Storyboard.TargetName="eyeRight" Storyboard.TargetProperty="Height" />
</Storyboard>
<Storyboard x:Key="winkLeftB">
<DoubleAnimation Duration="{StaticResource dur}" To="34" Storyboard.TargetName="eyeLeft" Storyboard.TargetProperty="(Canvas.Top)" />
<DoubleAnimation Duration="{StaticResource dur}" To="2" Storyboard.TargetName="eyeLeft" Storyboard.TargetProperty="Height" />
<DoubleAnimation BeginTime="0:0:0.3" Duration="{StaticResource dur}" To="25" Storyboard.TargetName="eyeLeft" Storyboard.TargetProperty="(Canvas.Top)" />
<DoubleAnimation BeginTime="0:0:0.3" Duration="{StaticResource dur}" To="{StaticResource smileyEyeSize}" Storyboard.TargetName="eyeLeft" Storyboard.TargetProperty="Height" />
</Storyboard>
<Storyboard x:Key="winkLeft">
<DoubleAnimation Duration="{StaticResource dur}" To="34" Storyboard.TargetProperty="(Canvas.Top)" />
<DoubleAnimation Duration="{StaticResource dur}" To="2" Storyboard.TargetProperty="Height" />
<DoubleAnimation BeginTime="0:0:0.3" Duration="{StaticResource dur}" To="25" Storyboard.TargetProperty="(Canvas.Top)" />
<DoubleAnimation BeginTime="0:0:0.3" Duration="{StaticResource dur}" To="{StaticResource smileyEyeSize}" Storyboard.TargetProperty="Height" />
</Storyboard>
</Button.Resources>
<Button.Style>
<Style TargetType="{x:Type Button}">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate>
<Border x:Name="background" Background="#AAAAAA" BorderBrush="White" BorderThickness="1" CornerRadius="4">
<Viewbox Margin="1">
<Canvas Width="{StaticResource smileySize}" Height="{StaticResource smileySize}">
<Ellipse x:Name="smiley" Width="{StaticResource smileySize}" Height="{StaticResource smileySize}" Fill="{StaticResource yellowSCB}" >
<Ellipse.Style>
<Style TargetType="{x:Type Ellipse}">
<Style.Triggers>
<DataTrigger Binding="{Binding Path=HeadlineValues.Explode}" Value="True">
<DataTrigger.EnterActions>
<BeginStoryboard>
<Storyboard>
<ColorAnimation Duration="{StaticResource dur}" To="{StaticResource red}" Storyboard.TargetProperty="(Fill).(Color)" />
</Storyboard>
</BeginStoryboard>
</DataTrigger.EnterActions>
<DataTrigger.ExitActions>
<BeginStoryboard>
<Storyboard>
<ColorAnimation Duration="{StaticResource dur}" To="{StaticResource yellow}" Storyboard.TargetProperty="(Fill).(Color)" />
</Storyboard>
</BeginStoryboard>
</DataTrigger.ExitActions>
</DataTrigger>
</Style.Triggers>
</Style>
</Ellipse.Style>
<Ellipse.Effect>
<DropShadowEffect BlurRadius="10" ShadowDepth="0" Color="{Binding Path=Fill.Color, RelativeSource={RelativeSource AncestorType=Ellipse}}" />
</Ellipse.Effect>
</Ellipse>
<Ellipse x:Name="eyeLeft" Width="{StaticResource smileyEyeSize}" Height="{StaticResource smileyEyeSize}" Fill="{StaticResource blackSCB}" Canvas.Left="20" Canvas.Top="25">
<Ellipse.Style>
<Style TargetType="{x:Type Ellipse}">
<Style.Triggers>
<DataTrigger Binding="{Binding Path=HeadlineValues.FieldClick}" Value="True">
<DataTrigger.EnterActions>
<BeginStoryboard Storyboard="{StaticResource winkLeft}" />
</DataTrigger.EnterActions>
</DataTrigger>
<DataTrigger Binding="{Binding Path=HeadlineValues.FieldClick}" Value="True">
<DataTrigger.ExitActions>
<BeginStoryboard Storyboard="{StaticResource winkLeft}" />
</DataTrigger.ExitActions>
</DataTrigger>
</Style.Triggers>
</Style>
</Ellipse.Style>
</Ellipse>
<Ellipse x:Name="eyeRight" Width="{StaticResource smileyEyeSize}" Height="{StaticResource smileyEyeSize}" Fill="{StaticResource blackSCB}" Canvas.Left="60" Canvas.Top="25" />
<Path Stroke="{StaticResource blackSCB}" StrokeThickness="10" StrokeStartLineCap="Round" StrokeEndLineCap="Round">
<Path.Style>
<Style TargetType="{x:Type Path}">
<Setter Property="Data">
<Setter.Value>
<PathGeometry FillRule="Nonzero">
<PathFigure StartPoint="20, 65" IsClosed="False" IsFilled="False">
<BezierSegment Point1="20, 65" Point2="50, 100" Point3="80, 65" />
</PathFigure>
</PathGeometry>
</Setter.Value>
</Setter>
<Style.Triggers>
<DataTrigger Binding="{Binding Path=HeadlineValues.Explode}" Value="True">
<DataTrigger.EnterActions>
<BeginStoryboard>
<Storyboard>
<PointAnimation Duration="{StaticResource dur}" To="30, 75" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.StartPoint)" />
<PointAnimation Duration="{StaticResource dur}" To="30, 75" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.Segments)[0].(BezierSegment.Point1)" />
<PointAnimation Duration="{StaticResource dur}" To="50, 55" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.Segments)[0].(BezierSegment.Point2)" />
<PointAnimation Duration="{StaticResource dur}" To="70, 75" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.Segments)[0].(BezierSegment.Point3)" />
</Storyboard>
</BeginStoryboard>
</DataTrigger.EnterActions>
<DataTrigger.ExitActions>
<BeginStoryboard>
<Storyboard>
<PointAnimation Duration="{StaticResource dur}" To="20, 65" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.StartPoint)" />
<PointAnimation Duration="{StaticResource dur}" To="20, 65" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.Segments)[0].(BezierSegment.Point1)" />
<PointAnimation Duration="{StaticResource dur}" To="50, 100" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.Segments)[0].(BezierSegment.Point2)" />
<PointAnimation Duration="{StaticResource dur}" To="80, 65" Storyboard.TargetProperty="Data.(PathGeometry.Figures)[0].(PathFigure.Segments)[0].(BezierSegment.Point3)" />
</Storyboard>
</BeginStoryboard>
</DataTrigger.ExitActions>
</DataTrigger>
</Style.Triggers>
</Style>
</Path.Style>
</Path>
</Canvas>
</Viewbox>
</Border>
<ControlTemplate.Triggers>
<EventTrigger RoutedEvent="MouseEnter">
<BeginStoryboard Storyboard="{StaticResource winkRight}" />
<BeginStoryboard>
<Storyboard>
<ColorAnimation Duration="{StaticResource dur}" To="#BBBBBB" Storyboard.TargetName="background" Storyboard.TargetProperty="Background.Color" />
</Storyboard>
</BeginStoryboard>
</EventTrigger>
<EventTrigger RoutedEvent="MouseLeave">
<BeginStoryboard>
<Storyboard>
<ColorAnimation Duration="{StaticResource dur}" To="#AAAAAA" Storyboard.TargetName="background" Storyboard.TargetProperty="Background.Color" />
</Storyboard>
</BeginStoryboard>
</EventTrigger>
<EventTrigger RoutedEvent="Button.Click">
<BeginStoryboard Storyboard="{StaticResource winkRight}" />
<BeginStoryboard Storyboard="{StaticResource winkLeftB}" />
</EventTrigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</Button.Style>
</Button>
解决方案
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