Bagikan melalui

Gaya dan Templat Bilah Gulir

Topik ini menjelaskan gaya dan templat untuk kontrol ScrollBar. Anda dapat mengubah ControlTemplate default untuk memberi kontrol tampilan yang unik. Untuk informasi selengkapnya, lihat Membuat templat untuk kontrol.

Bagian Bilah Gulir

Tabel berikut ini mencantumkan bagian-bagian yang diberi nama untuk kontrol ScrollBar.

Bagian Tipe Deskripsi
PART_Track Track Kontainer untuk elemen yang menunjukkan posisi ScrollBar.

Status Bilah Gulir

Tabel berikut mencantumkan status visual untuk kontrol ScrollBar.

Nama dari VisualState Nama dari VisualStateGroup Deskripsi
Biasa Negara-negara Umum Kondisi bawaan.
Gerakkan cursor ke atas (MouseOver) Negara-negara Umum Penunjuk mouse diposisikan di atas kontrol.
Penyandang Disabilitas Negara-negara Umum Kontrol dinonaktifkan.
Sah StatusValidasi Kontrol menggunakan kelas Validation dan properti terpasang Validation.HasError adalah false.
Fokus Tidak Valid StatusValidasi Properti terlampir Validation.HasError adalah true, dan kontrol memiliki fokus.
Tidak valid atau tidak terfokus StatusValidasi Properti terlampir Validation.HasError adalah true dan kontrol tersebut tidak memiliki fokus.

Contoh Penggunaan ControlTemplate Bilah Gulir

Contoh berikut menunjukkan cara menentukan ControlTemplate untuk kontrol ScrollBar.

<Style x:Key="ScrollBarLineButton"
       TargetType="{x:Type RepeatButton}">
  <Setter Property="SnapsToDevicePixels"
          Value="True" />
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="Focusable"
          Value="false" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type RepeatButton}">
        <Border x:Name="Border"
                Margin="1"
                CornerRadius="2"
                BorderThickness="1">
          <Border.BorderBrush>
            <LinearGradientBrush StartPoint="0,0"
                                 EndPoint="0,1">
              <LinearGradientBrush.GradientStops>
                <GradientStopCollection>
                  <GradientStop Color="{DynamicResource BorderMediumColor}"
                                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}"/>
                  <GradientStop Color="{DynamicResource ControlMediumColor}"
                                Offset="1.0" />
                </GradientStopCollection>
              </LinearGradientBrush.GradientStops>
            </LinearGradientBrush>
          </Border.Background>
          <VisualStateManager.VisualStateGroups>
            <VisualStateGroup x:Name="CommonStates">
              <VisualState x:Name="Normal" />
              <VisualState x:Name="MouseOver" />
              <VisualState x:Name="Pressed">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetName="Border"
                                                Storyboard.TargetProperty="(Panel.Background).
                    (GradientBrush.GradientStops)[1].(GradientStop.Color)">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlPressedColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Disabled">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetName="Arrow"
                                                Storyboard.TargetProperty="(Shape.Fill).
                    (SolidColorBrush.Color)">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledForegroundColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
            </VisualStateGroup>
          </VisualStateManager.VisualStateGroups>
          <Path x:Name="Arrow"
                HorizontalAlignment="Center"
                VerticalAlignment="Center"
                Data="{Binding Content, 
            RelativeSource={RelativeSource TemplatedParent}}" >
              <Path.Fill>
                  <SolidColorBrush Color="{DynamicResource GlyphColor}"/>
              </Path.Fill>
          </Path>
        </Border>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<Style x:Key="ScrollBarPageButton"
       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="ScrollBarThumb"
       TargetType="{x:Type Thumb}">
  <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 Thumb}">
        <Border CornerRadius="2"
                Background="{TemplateBinding Background}"
                BorderBrush="{TemplateBinding BorderBrush}"
                BorderThickness="1" />
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<ControlTemplate x:Key="VerticalScrollBar"
                 TargetType="{x:Type ScrollBar}">
  <Grid>
    <Grid.RowDefinitions>
      <RowDefinition MaxHeight="18" />
      <RowDefinition Height="0.00001*" />
      <RowDefinition MaxHeight="18" />
    </Grid.RowDefinitions>
    <Border Grid.RowSpan="3"
            CornerRadius="2"
            Background="#F0F0F0" />
    <RepeatButton Grid.Row="0"
                  Style="{StaticResource ScrollBarLineButton}"
                  Height="18"
                  Command="ScrollBar.LineUpCommand"
                  Content="M 0 4 L 8 4 L 4 0 Z" />
    <Track x:Name="PART_Track"
           Grid.Row="1"
           IsDirectionReversed="true">
      <Track.DecreaseRepeatButton>
        <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                      Command="ScrollBar.PageUpCommand" />
      </Track.DecreaseRepeatButton>
      <Track.Thumb>
        <Thumb Style="{StaticResource ScrollBarThumb}"
               Margin="1,0,1,0">
          <Thumb.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>

          </Thumb.BorderBrush>
          <Thumb.Background>

            <LinearGradientBrush StartPoint="0,0"
                                 EndPoint="1,0">
              <LinearGradientBrush.GradientStops>
                <GradientStopCollection>
                  <GradientStop Color="{DynamicResource ControlLightColor}"
                                Offset="0.0" />
                  <GradientStop Color="{DynamicResource ControlMediumColor}"
                                Offset="1.0" />
                </GradientStopCollection>
              </LinearGradientBrush.GradientStops>
            </LinearGradientBrush>

          </Thumb.Background>
        </Thumb>
      </Track.Thumb>
      <Track.IncreaseRepeatButton>
        <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                      Command="ScrollBar.PageDownCommand" />
      </Track.IncreaseRepeatButton>
    </Track>
    <RepeatButton Grid.Row="2"
                  Style="{StaticResource ScrollBarLineButton}"
                  Height="18"
                  Command="ScrollBar.LineDownCommand"
                  Content="M 0 0 L 4 4 L 8 0 Z" />
  </Grid>
</ControlTemplate>

<ControlTemplate x:Key="HorizontalScrollBar"
                 TargetType="{x:Type ScrollBar}">
  <Grid>
    <Grid.ColumnDefinitions>
      <ColumnDefinition MaxWidth="18" />
      <ColumnDefinition Width="0.00001*" />
      <ColumnDefinition MaxWidth="18" />
    </Grid.ColumnDefinitions>
    <Border Grid.ColumnSpan="3"
            CornerRadius="2"
            Background="#F0F0F0" />
    <RepeatButton Grid.Column="0"
                  Style="{StaticResource ScrollBarLineButton}"
                  Width="18"
                  Command="ScrollBar.LineLeftCommand"
                  Content="M 4 0 L 4 8 L 0 4 Z" />
    <Track x:Name="PART_Track"
           Grid.Column="1"
           IsDirectionReversed="False">
      <Track.DecreaseRepeatButton>
        <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                      Command="ScrollBar.PageLeftCommand" />
      </Track.DecreaseRepeatButton>
      <Track.Thumb>
        <Thumb Style="{StaticResource ScrollBarThumb}"
               Margin="0,1,0,1">

          <Thumb.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>

          </Thumb.BorderBrush>
          <Thumb.Background>

            <LinearGradientBrush StartPoint="0,0"
                                 EndPoint="0,1">
              <LinearGradientBrush.GradientStops>
                <GradientStopCollection>
                  <GradientStop Color="{DynamicResource ControlLightColor}"
                                Offset="0.0" />
                  <GradientStop Color="{DynamicResource ControlMediumColor}"
                                Offset="1.0" />
                </GradientStopCollection>
              </LinearGradientBrush.GradientStops>
            </LinearGradientBrush>

          </Thumb.Background>
        </Thumb>
      </Track.Thumb>
      <Track.IncreaseRepeatButton>
        <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                      Command="ScrollBar.PageRightCommand" />
      </Track.IncreaseRepeatButton>
    </Track>
    <RepeatButton Grid.Column="2"
                  Style="{StaticResource ScrollBarLineButton}"
                  Width="18"
                  Command="ScrollBar.LineRightCommand"
                  Content="M 0 0 L 4 4 L 0 8 Z" />
  </Grid>
</ControlTemplate>

<Style x:Key="{x:Type ScrollBar}"
       TargetType="{x:Type ScrollBar}">
  <Setter Property="SnapsToDevicePixels"
          Value="True" />
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Style.Triggers>
    <Trigger Property="Orientation"
             Value="Horizontal">
      <Setter Property="Width"
              Value="Auto" />
      <Setter Property="Height"
              Value="18" />
      <Setter Property="Template"
              Value="{StaticResource HorizontalScrollBar}" />
    </Trigger>
    <Trigger Property="Orientation"
             Value="Vertical">
      <Setter Property="Width"
              Value="18" />
      <Setter Property="Height"
              Value="Auto" />
      <Setter Property="Template"
              Value="{StaticResource VerticalScrollBar}" />
    </Trigger>
  </Style.Triggers>
</Style>

Contoh sebelumnya menggunakan satu atau beberapa sumber daya berikut.

<!--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>

Untuk mendapatkan sampel lengkap, lihat Contoh Pengaturan Gaya dengan Template Kontrol.

Lihat juga