XAML 样式 - 如何在重写触发设置器时使用 BasedOn
我正在使用 XAML 样式使用我自己的图像创建自定义单选按钮。该样式使用触发器根据焦点、按下等来更改按钮的外观。样式如下:
<Style x:Key="SmallButtonAsRadioButton" TargetType="RadioButton">
<Setter Property="FocusVisualStyle" Value="{x:Null}" />
<Setter Property="SnapsToDevicePixels" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="RadioButton">
<Grid x:Name="Container">
<Image x:Name="img" Source="/Resources/Elements/Buttons/10.png" Margin="6" />
<ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsKeyboardFocused" Value="True">
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/11.png" />
<Setter TargetName="img" Property="Margin" Value="0" />
</Trigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsKeyboardFocused" Value="True" />
<Condition Property="IsChecked" Value="True" />
</MultiTrigger.Conditions>
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/12.png" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsKeyboardFocused" Value="False" />
<Condition Property="IsChecked" Value="True" />
</MultiTrigger.Conditions>
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/12a.png" />
<Setter TargetName="img" Property="Margin" Value="6" />
</MultiTrigger>
<Trigger Property="IsPressed" Value="True">
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/12.png" />
<Setter TargetName="img" Property="Margin" Value="0" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
我需要基于此创建一个使用不同图像的新样式。显然,我想重用这种样式,但我不确定如何覆盖这些图像设置器。比如:
<Style x:Key="SmallButtonAsRadioButtonBlue" BasedOn="{StaticResource SmallButtonAsRadioButton}" TargetType="RadioButton">
<Setter - (Override image...
<Setter - (Override image...
任何见解都会受到赞赏。
I'm using a XAML style to create a custom radio button using my own images. The style uses triggers to change the look of the button based on focus, pressed, etc. Here's the style:
<Style x:Key="SmallButtonAsRadioButton" TargetType="RadioButton">
<Setter Property="FocusVisualStyle" Value="{x:Null}" />
<Setter Property="SnapsToDevicePixels" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="RadioButton">
<Grid x:Name="Container">
<Image x:Name="img" Source="/Resources/Elements/Buttons/10.png" Margin="6" />
<ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsKeyboardFocused" Value="True">
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/11.png" />
<Setter TargetName="img" Property="Margin" Value="0" />
</Trigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsKeyboardFocused" Value="True" />
<Condition Property="IsChecked" Value="True" />
</MultiTrigger.Conditions>
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/12.png" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsKeyboardFocused" Value="False" />
<Condition Property="IsChecked" Value="True" />
</MultiTrigger.Conditions>
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/12a.png" />
<Setter TargetName="img" Property="Margin" Value="6" />
</MultiTrigger>
<Trigger Property="IsPressed" Value="True">
<Setter TargetName="img" Property="Source" Value="/Resources/Elements/Buttons/12.png" />
<Setter TargetName="img" Property="Margin" Value="0" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
I need to create a new style based on this that uses different images. Obviously, I'd like to reuse this style, but I'm not sure how to override these image setters. Something like:
<Style x:Key="SmallButtonAsRadioButtonBlue" BasedOn="{StaticResource SmallButtonAsRadioButton}" TargetType="RadioButton">
<Setter - (Override image...
<Setter - (Override image...
Any insight is appreciated.
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您可以做的是从您自己的自定义控件中的单选按钮派生,并将图像作为属性。那么您就不必覆盖样式(您只需定义一次),并且每次您想要使用不同的图像时,您都可以在 xaml 中设置它们。 (或者一种样式 - 无需再次重做控件模板,只需使用 setter)
what you could do is derive from radio button in your own custom control with the images as properties. then you would not have to override the style (you could just define it once) and every time you wanted to use different images you could set them in the xaml. (or a style - without redoing the control template again, just by using setters)