WPF 自定義單選框CheckBox邊框的大小，設定打鉤隨邊框大小而自動伸縮功能，利用IsChecked選中後可是打鉤。
阿新 • • 發佈：2018-12-15
原始碼
<Style x:Key="CheckBoxStyle" TargetType="{x:Type CheckBox}"> <Setter Property="SnapsToDevicePixels" Value="true" /> <Setter Property="OverridesDefaultStyle" Value="False" /> <Setter Property="FocusVisualStyle" Value="{DynamicResource CheckBoxFocusVisual}" /> <Setter Property="Height" Value="52"/> <Setter Property="IsChecked" Value="False"/> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="CheckBox"> <Grid> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto"/> <ColumnDefinition Width="*"/> </Grid.ColumnDefinitions> <Grid Height="{TemplateBinding Height}" Width="{TemplateBinding Height}"> <Rectangle x:Name="CheckBoxRectangle" Fill="White" Opacity="0.3" RadiusY="5" RadiusX="5"/> <Rectangle x:Name="CheckBoxRectangleOut" Stroke="#FFABADB3" StrokeThickness="1" RadiusY="5" RadiusX="5"/> <Grid x:Name="CheckedMark" Height="{TemplateBinding Height}" Width="{TemplateBinding Height}" Visibility="Collapsed" > <Viewbox> <Grid> <Path SnapsToDevicePixels="True" StrokeThickness="3" Data="M1,9 L10,17" Stroke="#3553ad"/> <Path SnapsToDevicePixels="True" StrokeThickness="3" Data="M8,17 L20,4" Stroke="#3553ad"/> </Grid> </Viewbox> </Grid> </Grid> <ContentPresenter Grid.Column="1" VerticalAlignment="Center" Margin="8,0,0,0"/> </Grid> <ControlTemplate.Triggers> <Trigger Property="IsChecked" Value="True"> <Setter TargetName="CheckedMark" Property="Visibility" Value="Visible"></Setter> </Trigger> </ControlTemplate.Triggers> </ControlTemplate> </Setter.Value> </Setter> </Style>
效果圖：
