Label 样式和模板Label Styles and Templates

本主题介绍 Label 控件的样式和模板。This topic describes the styles and templates for the Label control. 您可以修改默认 ControlTemplate 以使控件具有独特的外观。You can modify the default ControlTemplate to give the control a unique appearance. 有关详细信息,请参阅通过创建 ControlTemplate 自定义现有控件的外观For more information, see Customizing the Appearance of an Existing Control by Creating a ControlTemplate.

标签部件Label Parts

Label 控件没有任何命名部分。The Label control does not have any named parts.

标签状态Label States

下表列出了 Label 控件的可视状态。The following table lists the visual states for the Label control.

VisualState 名称VisualState Name VisualStateGroup 名称VisualStateGroup Name 描述Description
有效Valid ValidationStatesValidationStates 控件使用 Validation 类,并且 HasError 附加属性是 falseThe control uses the Validation class and the HasError attached property is false.
InvalidFocusedInvalidFocused ValidationStatesValidationStates HasError 附加属性是控件具有焦点 trueThe HasError attached property is true has the control has focus.
InvalidUnfocusedInvalidUnfocused ValidationStatesValidationStates HasError 附加属性是 true 控件没有焦点。The HasError attached property is true has the control does not have focus.

标签 System.windows.controls.controltemplate> 示例Label ControlTemplate Example

下面的示例演示如何为 Label 控件定义 ControlTemplateThe following example shows how to define a ControlTemplate for the Label control.

<Style x:Key="{x:Type Label}"
       TargetType="Label">
  <Setter Property="HorizontalContentAlignment"
          Value="Left" />
  <Setter Property="VerticalContentAlignment"
          Value="Top" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="Label">
        <Border>
          <ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
                            VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                            RecognizesAccessKey="True" />
        </Border>
        <ControlTemplate.Triggers>
          <Trigger Property="IsEnabled"
                   Value="false">
            <Setter Property="Foreground">
              <Setter.Value>
                <SolidColorBrush Color="{DynamicResource DisabledForegroundColor}" />
              </Setter.Value>
            </Setter>
          </Trigger>
        </ControlTemplate.Triggers>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

ControlTemplate 使用以下一个或多个资源。The ControlTemplate uses one or more of the following resources.

<!--Control colors.-->
<Color x:Key="WindowColor">#FFE8EDF9</Color>
<Color x:Key="ContentAreaColorLight">#FFC5CBF9</Color>
<Color x:Key="ContentAreaColorDark">#FF7381F9</Color>

<Color x:Key="DisabledControlLightColor">#FFE8EDF9</Color>
<Color x:Key="DisabledControlDarkColor">#FFC5CBF9</Color>
<Color x:Key="DisabledForegroundColor">#FF888888</Color>

<Color x:Key="SelectedBackgroundColor">#FFC5CBF9</Color>
<Color x:Key="SelectedUnfocusedColor">#FFDDDDDD</Color>

<Color x:Key="ControlLightColor">White</Color>
<Color x:Key="ControlMediumColor">#FF7381F9</Color>
<Color x:Key="ControlDarkColor">#FF211AA9</Color>

<Color x:Key="ControlMouseOverColor">#FF3843C4</Color>
<Color x:Key="ControlPressedColor">#FF211AA9</Color>


<Color x:Key="GlyphColor">#FF444444</Color>
<Color x:Key="GlyphMouseOver">sc#1, 0.004391443, 0.002428215, 0.242281124</Color>

<!--Border colors-->
<Color x:Key="BorderLightColor">#FFCCCCCC</Color>
<Color x:Key="BorderMediumColor">#FF888888</Color>
<Color x:Key="BorderDarkColor">#FF444444</Color>

<Color x:Key="PressedBorderLightColor">#FF888888</Color>
<Color x:Key="PressedBorderDarkColor">#FF444444</Color>

<Color x:Key="DisabledBorderLightColor">#FFAAAAAA</Color>
<Color x:Key="DisabledBorderDarkColor">#FF888888</Color>

<Color x:Key="DefaultBorderBrushDarkColor">Black</Color>

<!--Control-specific resources.-->
<Color x:Key="HeaderTopColor">#FFC5CBF9</Color>
<Color x:Key="DatagridCurrentCellBorderColor">Black</Color>
<Color x:Key="SliderTrackDarkColor">#FFC5CBF9</Color>

<Color x:Key="NavButtonFrameColor">#FF3843C4</Color>

<LinearGradientBrush x:Key="MenuPopupBrush"
                     EndPoint="0.5,1"
                     StartPoint="0.5,0">
  <GradientStop Color="{DynamicResource ControlLightColor}"
                Offset="0" />
  <GradientStop Color="{DynamicResource ControlMediumColor}"
                Offset="0.5" />
  <GradientStop Color="{DynamicResource ControlLightColor}"
                Offset="1" />
</LinearGradientBrush>

<LinearGradientBrush x:Key="ProgressBarIndicatorAnimatedFill"
                     StartPoint="0,0"
                     EndPoint="1,0">
  <LinearGradientBrush.GradientStops>
    <GradientStopCollection>
      <GradientStop Color="#000000FF"
                    Offset="0" />
      <GradientStop Color="#600000FF"
                    Offset="0.4" />
      <GradientStop Color="#600000FF"
                    Offset="0.6" />
      <GradientStop Color="#000000FF"
                    Offset="1" />
    </GradientStopCollection>
  </LinearGradientBrush.GradientStops>
</LinearGradientBrush>

有关完整示例,请参阅使用 ControlTemplates 设置样式示例For the complete sample, see Styling with ControlTemplates Sample.

请参阅See also