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Knappformat och mallar

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Detta avsnitt beskriver stilar och mallar för Button-kontroll. Du kan ändra standard ControlTemplate för att ge kontrollen ett unikt utseende. Mer information finns i Skapa en mall för en kontroll.

KNAPPDELAR

Kontrollen Button har inga namngivna delar.

Knapptillstånd

I följande tabell visas de visuella tillstånden för Button-kontrollen.

VisualState-namn VisualStateGroup-namn Beskrivning
Normal CommonStates Standardtillståndet.
Peköver CommonStates Muspekaren är placerad över kontrollen.
Tryckt VanligaStater Kontrollknappen trycks in.
Handikappad CommonStates Kontrollen är inaktiverad.
Fokuserad FocusStates Kontrollen har fokus.
Ofokuserad FocusStates Kontrollen har inte fokus.
Giltig Verifieringsstatusar Kontrollen använder klassen Validation och den bifogade egenskapen Validation.HasError är false.
OgiltigFokuserad Valideringstillstånd Den Validation.HasError kopplade egenskapen är true och kontrollen har fokus.
OgiltigObfokuserad Valideringsstatusar Den kopplade egenskapen Validation.HasError är true och kontrollelementet har inte fokus.

Knappkontrollmallexempel

I följande exempel visas hur du definierar en ControlTemplate för Button-kontrollen.

<!-- FocusVisual -->

<Style x:Key="ButtonFocusVisual">
  <Setter Property="Control.Template">
    <Setter.Value>
      <ControlTemplate>
        <Border>
          <Rectangle Margin="2"
                     StrokeThickness="1"
                     Stroke="#60000000"
                     StrokeDashArray="1 2" />
        </Border>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<!-- Button -->
<Style TargetType="Button">
  <Setter Property="SnapsToDevicePixels"
          Value="true" />
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="FocusVisualStyle"
          Value="{StaticResource ButtonFocusVisual}" />
  <Setter Property="MinHeight"
          Value="23" />
  <Setter Property="MinWidth"
          Value="75" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="Button">
        <Border TextBlock.Foreground="{TemplateBinding Foreground}"
                x:Name="Border"
                CornerRadius="2"
                BorderThickness="1">
          <Border.BorderBrush>
            <LinearGradientBrush StartPoint="0,0"
                                 EndPoint="0,1">
              <LinearGradientBrush.GradientStops>
                <GradientStopCollection>
                  <GradientStop Color="{DynamicResource BorderLightColor}"
                                Offset="0.0" />
                  <GradientStop Color="{DynamicResource BorderDarkColor}"
                                Offset="1.0" />
                </GradientStopCollection>
              </LinearGradientBrush.GradientStops>
            </LinearGradientBrush>

          </Border.BorderBrush>
          <Border.Background>
            <LinearGradientBrush EndPoint="0.5,1"
                                 StartPoint="0.5,0">
              <GradientStop Color="{DynamicResource ControlLightColor}"
                            Offset="0" />
              <GradientStop Color="{DynamicResource ControlMediumColor}"
                            Offset="1" />
            </LinearGradientBrush>
          </Border.Background>
          <VisualStateManager.VisualStateGroups>
            <VisualStateGroup x:Name="CommonStates">
              <VisualStateGroup.Transitions>
                <VisualTransition GeneratedDuration="0:0:0.5" />
                <VisualTransition GeneratedDuration="0"
                                  To="Pressed" />
              </VisualStateGroup.Transitions>
              <VisualState x:Name="Normal" />
              <VisualState x:Name="MouseOver">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Panel.Background).
                      (GradientBrush.GradientStops)[1].(GradientStop.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlMouseOverColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Pressed">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Panel.Background).
                      (GradientBrush.GradientStops)[1].(GradientStop.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlPressedColor}" />
                  </ColorAnimationUsingKeyFrames>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Border.BorderBrush).
                      (GradientBrush.GradientStops)[0].(GradientStop.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource PressedBorderDarkColor}" />
                  </ColorAnimationUsingKeyFrames>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Border.BorderBrush).
                      (GradientBrush.GradientStops)[1].(GradientStop.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource PressedBorderLightColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Disabled">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Panel.Background).
                      (GradientBrush.GradientStops)[1].(GradientStop.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledControlDarkColor}" />
                  </ColorAnimationUsingKeyFrames>
                  <ColorAnimationUsingKeyFrames
                      Storyboard.TargetProperty="(TextBlock.Foreground).(SolidColorBrush.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledForegroundColor}" />
                  </ColorAnimationUsingKeyFrames>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Border.BorderBrush).
                      (GradientBrush.GradientStops)[1].(GradientStop.Color)"
                                                Storyboard.TargetName="Border">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledBorderDarkColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
            </VisualStateGroup>
          </VisualStateManager.VisualStateGroups>
          <ContentPresenter Margin="2"
                            HorizontalAlignment="Center"
                            VerticalAlignment="Center"
                            RecognizesAccessKey="True" />
        </Border>
        <ControlTemplate.Triggers>
          <Trigger Property="IsDefault"
                   Value="true">

            <Setter TargetName="Border"
                    Property="BorderBrush">
              <Setter.Value>
                <LinearGradientBrush StartPoint="0,0"
                                     EndPoint="0,1">
                  <GradientBrush.GradientStops>
                    <GradientStopCollection>
                      <GradientStop Color="{DynamicResource DefaultBorderBrushLightBrush}"
                                    Offset="0.0" />
                      <GradientStop Color="{DynamicResource DefaultBorderBrushDarkColor}"
                                    Offset="1.0" />
                    </GradientStopCollection>
                  </GradientBrush.GradientStops>
                </LinearGradientBrush>

              </Setter.Value>
            </Setter>
          </Trigger>
        </ControlTemplate.Triggers>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

I föregående exempel används en eller flera av följande resurser.

<!--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>

Det fullständiga exemplet finns i Styling med ControlTemplates Sample.

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