|WPF| Checkbox Style.Trigger我没有写取消的Trigger，为什么点取消后他能恢复默认

javamy012 2012-10-08 08:35:04



<Window x:Class="SRQC11_5_2.MainWindow"

         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

         Title="MainWindow" Height="350" Width="525">

     <Window.Resources>

         <Style TargetType="CheckBox">

             <Style.Triggers>

                 <Trigger Property="IsChecked" Value="true">

                     <Trigger.Setters>

                         <Setter Property="FontSize" Value="20"></Setter>

                         <Setter Property="Foreground" Value="Orange"></Setter>

                     </Trigger.Setters>

                 </Trigger>

             </Style.Triggers>

         </Style>

     </Window.Resources>

     <StackPanel>

         <CheckBox Content="悄悄的我走了" Margin="5"></CheckBox>

         <CheckBox Content="正如我悄悄的来" Margin="5"></CheckBox>

         <CheckBox Content="我挥一挥衣袖" Margin="5"></CheckBox>

         <CheckBox Content="不带走一片去彩" Margin="5"></CheckBox>

     </StackPanel>

 </Window>

这什么我没有写<Trigger Property="IsChecked" Value="false">的Trigger，为什么点取消后他能恢复默认

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iyomumx 2012-10-08

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事件触发和属性触发不一样的……

javamy012 2012-10-08

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如果按上面说的：当IsChecked值不为True时，相应Trigger的Setter失效
那为什么我这个鼠标移开后按钮不会还原呢？



<Window x:Class="SRQC11_5_5.MainWindow"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        Title="MainWindow" Height="350" Width="525">

    <Window.Resources>

        <Style TargetType="Button">

            <Style.Triggers>

                <EventTrigger RoutedEvent="MouseEnter">

                    <BeginStoryboard>

                        <Storyboard>

                            <DoubleAnimation To="150" Duration="0:0:0:1" Storyboard.TargetProperty="Width"></DoubleAnimation>

                            <DoubleAnimation To="150" Duration="0:0:0:1" Storyboard.TargetProperty="Height"></DoubleAnimation>

                        </Storyboard>

                    </BeginStoryboard>

                </EventTrigger>

            </Style.Triggers>

        </Style>

    </Window.Resources>

    <Canvas>

        <Button Width="40" Height="40" Content="40"/>

    </Canvas>

</Window>