Slider Styles and Templates

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This topic describes the styles and templates for the Slider control. You can modify the default ControlTemplate to give the control a unique appearance. For more information, see Customizing the Appearance of an Existing Control by Creating a ControlTemplate.

Slider Parts

The following table lists the named parts for the Slider control.

Part

Type

Description

PART_Track

Track

The container for the element that indicates the position of the Slider.

PART_SelectionRange

FrameworkElement

The element that displays a selection range along the Slider. The selection range is visible only if the IsSelectionRangeEnabled property is true.

Slider States

The following table lists the visual states for the Slider control.

VisualState Name

VisualStateGroup Name

Description

Normal

CommonStates

The default state.

MouseOver

CommonStates

The mouse pointer is positioned over the control.

Disabled

CommonStates

The control is disabled.

Focused

FocusStates

The control has focus.

Unfocused

FocusStates

The control does not have focus.

Valid

ValidationStates

The control uses the Validation class and the Validation.HasError attached property is false.

InvalidFocused

ValidationStates

The Validation.HasError attached property is true has the control has focus.

InvalidUnfocused

ValidationStates

The Validation.HasError attached property is true has the control does not have focus.

Slider ControlTemplate Example

The following example shows how to define a ControlTemplate for the Slider control.

<Style x:Key="SliderButtonStyle"
       TargetType="{x:Type RepeatButton}">
  <Setter Property="SnapsToDevicePixels"
          Value="true" />
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="IsTabStop"
          Value="false" />
  <Setter Property="Focusable"
          Value="false" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type RepeatButton}">
        <Border Background="Transparent" />
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<Style x:Key="SliderThumbStyle"
       TargetType="{x:Type Thumb}">
  <Setter Property="SnapsToDevicePixels"
          Value="true" />
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="Height"
          Value="14" />
  <Setter Property="Width"
          Value="14" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type Thumb}">
        <Ellipse x:Name="Ellipse"
                 StrokeThickness="1">
          <Ellipse.Stroke>
            <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>
          </Ellipse.Stroke>
          <Ellipse.Fill>
            <LinearGradientBrush EndPoint="0.5,1"
                                 StartPoint="0.5,0">
              <GradientStop Color="{DynamicResource ControlMediumColor}"
                            Offset="1" />
              <GradientStop Color="{DynamicResource ControlLightColor}" />
            </LinearGradientBrush>
          </Ellipse.Fill>
          <VisualStateManager.VisualStateGroups>
            <VisualStateGroup x:Name="CommonStates">
              <VisualState x:Name="Normal" />
              <VisualState x:Name="MouseOver">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).
                    (GradientBrush.GradientStops)[0].(GradientStop.Color)"
                                                Storyboard.TargetName="Ellipse">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlMouseOverColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Pressed">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).
                    (GradientBrush.GradientStops)[0].(GradientStop.Color)"
                                                Storyboard.TargetName="Ellipse">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlPressedColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Disabled">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetProperty="(Shape.Fill).
                    (GradientBrush.GradientStops)[0].(GradientStop.Color)"
                                                Storyboard.TargetName="Ellipse">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledControlDarkColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
            </VisualStateGroup>
          </VisualStateManager.VisualStateGroups>
        </Ellipse>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<!--Template when the orientation of the Slider is Horizontal.-->
<ControlTemplate x:Key="HorizontalSlider"
                 TargetType="{x:Type Slider}">
  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition Height="Auto" />
      <RowDefinition Height="Auto"
                     MinHeight="{TemplateBinding MinHeight}" />
      <RowDefinition Height="Auto" />
    </Grid.RowDefinitions>
    <TickBar x:Name="TopTick"
             SnapsToDevicePixels="True"
             Placement="Top"
             Height="4"
             Visibility="Collapsed">
      <TickBar.Fill>
        <SolidColorBrush Color="{DynamicResource GlyphColor}" />
      </TickBar.Fill>
    </TickBar>
    <Border x:Name="TrackBackground"
            Margin="0"
            CornerRadius="2"
            Height="4"
            Grid.Row="1"
            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 StartPoint="0,0"
                             EndPoint="0,1">
          <LinearGradientBrush.GradientStops>
            <GradientStopCollection>
              <GradientStop Color="{DynamicResource ControlLightColor}"
                            Offset="0.0" />
              <GradientStop Color="{DynamicResource SliderTrackDarkColor}"
                            Offset="1.0" />
            </GradientStopCollection>
          </LinearGradientBrush.GradientStops>
        </LinearGradientBrush>
      </Border.Background>
    </Border>
    <Track Grid.Row="1"
           x:Name="PART_Track">
      <Track.DecreaseRepeatButton>
        <RepeatButton Style="{StaticResource SliderButtonStyle}"
                      Command="Slider.DecreaseLarge" />
      </Track.DecreaseRepeatButton>
      <Track.Thumb>
        <Thumb Style="{StaticResource SliderThumbStyle}" />
      </Track.Thumb>
      <Track.IncreaseRepeatButton>
        <RepeatButton Style="{StaticResource SliderButtonStyle}"
                      Command="Slider.IncreaseLarge" />
      </Track.IncreaseRepeatButton>
    </Track>
    <TickBar x:Name="BottomTick"
             SnapsToDevicePixels="True"
             Grid.Row="2"
             Fill="{TemplateBinding Foreground}"
             Placement="Bottom"
             Height="4"
             Visibility="Collapsed" />
  </Grid>
  <ControlTemplate.Triggers>
    <Trigger Property="TickPlacement"
             Value="TopLeft">
      <Setter TargetName="TopTick"
              Property="Visibility"
              Value="Visible" />
    </Trigger>
    <Trigger Property="TickPlacement"
             Value="BottomRight">
      <Setter TargetName="BottomTick"
              Property="Visibility"
              Value="Visible" />
    </Trigger>
    <Trigger Property="TickPlacement"
             Value="Both">
      <Setter TargetName="TopTick"
              Property="Visibility"
              Value="Visible" />
      <Setter TargetName="BottomTick"
              Property="Visibility"
              Value="Visible" />
    </Trigger>
  </ControlTemplate.Triggers>
</ControlTemplate>

<!--Template when the orientation of the Slider is Vertical.-->
<ControlTemplate x:Key="VerticalSlider"
                 TargetType="{x:Type Slider}">
  <Grid>
    <Grid.ColumnDefinitions>
      <ColumnDefinition Width="Auto" />
      <ColumnDefinition Width="Auto"
                        MinWidth="{TemplateBinding MinWidth}" />
      <ColumnDefinition Width="Auto" />
    </Grid.ColumnDefinitions>
    <TickBar x:Name="TopTick"
             SnapsToDevicePixels="True"
             Placement="Left"
             Width="4"
             Visibility="Collapsed">
      <TickBar.Fill>
        <SolidColorBrush Color="{DynamicResource GlyphColor}" />
      </TickBar.Fill>
    </TickBar>

    <Border x:Name="TrackBackground"
            Margin="0"
            CornerRadius="2"
            Width="4"
            Grid.Column="1"
            BorderThickness="1">
      <Border.BorderBrush>
        <LinearGradientBrush StartPoint="0,0"
                             EndPoint="1,0">
          <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="1,0"
                             StartPoint="0.25,0">
          <GradientStop Color="{DynamicResource ControlLightColor}"
                        Offset="0" />
          <GradientStop Color="{DynamicResource SliderTrackDarkColor}"
                        Offset="1" />
        </LinearGradientBrush>
      </Border.Background>
    </Border>
    <Track Grid.Column="1"
           x:Name="PART_Track">
      <Track.DecreaseRepeatButton>
        <RepeatButton Style="{StaticResource SliderButtonStyle}"
                      Command="Slider.DecreaseLarge" />
      </Track.DecreaseRepeatButton>
      <Track.Thumb>
        <Thumb Style="{StaticResource SliderThumbStyle}" />
      </Track.Thumb>
      <Track.IncreaseRepeatButton>
        <RepeatButton Style="{StaticResource SliderButtonStyle}"
                      Command="Slider.IncreaseLarge" />
      </Track.IncreaseRepeatButton>
    </Track>
    <TickBar x:Name="BottomTick"
             SnapsToDevicePixels="True"
             Grid.Column="2"
             Fill="{TemplateBinding Foreground}"
             Placement="Right"
             Width="4"
             Visibility="Collapsed" />
  </Grid>
  <ControlTemplate.Triggers>
    <Trigger Property="TickPlacement"
             Value="TopLeft">
      <Setter TargetName="TopTick"
              Property="Visibility"
              Value="Visible" />
    </Trigger>
    <Trigger Property="TickPlacement"
             Value="BottomRight">
      <Setter TargetName="BottomTick"
              Property="Visibility"
              Value="Visible" />
    </Trigger>
    <Trigger Property="TickPlacement"
             Value="Both">
      <Setter TargetName="TopTick"
              Property="Visibility"
              Value="Visible" />
      <Setter TargetName="BottomTick"
              Property="Visibility"
              Value="Visible" />
    </Trigger>
  </ControlTemplate.Triggers>
</ControlTemplate>

<Style TargetType="{x:Type Slider}">
  <Setter Property="SnapsToDevicePixels"
          Value="true" />
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Style.Triggers>
    <Trigger Property="Orientation"
             Value="Horizontal">
      <Setter Property="MinWidth"
              Value="104" />
      <Setter Property="MinHeight"
              Value="21" />
      <Setter Property="Template"
              Value="{StaticResource HorizontalSlider}" />
    </Trigger>
    <Trigger Property="Orientation"
             Value="Vertical">
      <Setter Property="MinWidth"
              Value="21" />
      <Setter Property="MinHeight"
              Value="104" />
      <Setter Property="Template"
              Value="{StaticResource VerticalSlider}" />
    </Trigger>
  </Style.Triggers>
</Style>

The preceding example 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>

For the complete sample, see Styling with ControlTemplates Sample.

See Also

Reference

Style

ControlTemplate

Concepts

Styling and Templating

Customizing the Appearance of an Existing Control by Creating a ControlTemplate

Other Resources

Control Styles and Templates

Control Customization