DocumentViewer 樣式和範本

本主題會說明 DocumentViewer 控制項的樣式與範本。 您可以修改預設的 ControlTemplate,為控制項提供獨特的外觀。 如需詳細資訊,請參閱建立控制項的範本

DocumentViewer 組件

下表會列出 DocumentViewer 控制項的具名組件。

部分 類型 描述
PART_ContentHost ScrollViewer 內容和捲動區域。
PART_FindToolBarHost ContentControl 根據預設位於底部的搜尋方塊。

DocumentViewer 狀態

下表會列出 DocumentViewer 控制項的視覺狀態。

VisualState 名稱 VisualStateGroup 名稱 描述
有效 ValidationStates 該控制項會使用 Validation 類別,且 Validation.HasError 附加屬性為 false
InvalidFocused ValidationStates Validation.HasError 附加屬性為具有焦點控制項的 true
InvalidUnfocused ValidationStates Validation.HasError 附加屬性為不具有焦點控制項的 true

DocumentViewer ControlTemplate 範例

下列範例顯示如何定義 DocumentViewer 控制項的 ControlTemplate

<Style x:Key="{x:Type DocumentViewer}"
       TargetType="{x:Type DocumentViewer}">
  <Setter Property="Foreground"
          Value="{DynamicResource {x:Static SystemColors.WindowTextBrushKey}}" />
  <Setter Property="Background"
          Value="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" />
  <Setter Property="FocusVisualStyle"
          Value="{x:Null}" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type DocumentViewer}">
        <Border BorderThickness="{TemplateBinding BorderThickness}"
                BorderBrush="{TemplateBinding BorderBrush}"
                Focusable="False">
          <Grid KeyboardNavigation.TabNavigation="Local">
            <Grid.Background>
              <SolidColorBrush Color="{DynamicResource ControlLightColor}" />
            </Grid.Background>
            <Grid.RowDefinitions>
              <RowDefinition Height="Auto" />
              <RowDefinition Height="*" />
              <RowDefinition Height="Auto" />
            </Grid.RowDefinitions>
            <ToolBar ToolBarTray.IsLocked="True"
                     KeyboardNavigation.TabNavigation="Continue">
              <Button Command="ApplicationCommands.Print"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      Content="Print" />
              <Button Command="ApplicationCommands.Copy"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      Content="Copy" />
              <Separator />
              <Button Command="NavigationCommands.IncreaseZoom"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      Content="Zoom In" />
              <Button Command="NavigationCommands.DecreaseZoom"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      Content="Zoom Out" />
              <Separator />
              <Button Command="NavigationCommands.Zoom"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      CommandParameter="100.0"
                      Content="Actual Size" />
              <Button Command="DocumentViewer.FitToWidthCommand"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      Content="Fit to Width" />
              <Button Command="DocumentViewer.FitToMaxPagesAcrossCommand"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      CommandParameter="1"
                      Content="Whole Page" />
              <Button Command="DocumentViewer.FitToMaxPagesAcrossCommand"
                      CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}"
                      CommandParameter="2"
                      Content="Two Pages" />
            </ToolBar>

            <ScrollViewer Grid.Row="1"
                          CanContentScroll="true"
                          HorizontalScrollBarVisibility="Auto"
                          x:Name="PART_ContentHost"
                          IsTabStop="true">
              <ScrollViewer.Background>
                <LinearGradientBrush EndPoint="0.5,1"
                                     StartPoint="0.5,0">
                  <GradientStop Color="{DynamicResource ControlLightColor}"
                                Offset="0" />
                  <GradientStop Color="{DynamicResource ControlMediumColor}"
                                Offset="1" />
                </LinearGradientBrush>
              </ScrollViewer.Background>
            </ScrollViewer>

            <ContentControl Grid.Row="2"
                            x:Name="PART_FindToolBarHost"/>
          </Grid>
        </Border>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

上述範例使用下列一或多項資源。

<!--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>

如需完整的範例,請參閱使用 ControlTemplate 設定樣式範例

另請參閱