Stili e modelli di NavigationWindowNavigationWindow Styles and Templates

In questo argomento vengono descritti gli stili e modelli per il NavigationWindow controllo.This topic describes the styles and templates for the NavigationWindow control. È possibile modificare il valore predefinito ControlTemplate per fornire al controllo un aspetto univoco.You can modify the default ControlTemplate to give the control a unique appearance. Per altre informazioni, vedere Personalizzazione dell'aspetto di un controllo esistente mediante la creazione di un oggetto ControlTemplate.For more information, see Customizing the Appearance of an Existing Control by Creating a ControlTemplate.

La tabella seguente elenca le parti denominate la NavigationWindow controllo.The following table lists the named parts for the NavigationWindow control.

PartePart TipoType DescrizioneDescription
PART_NavWinCPPART_NavWinCP ContentPresenter L'area per il contenuto.The area for the content.

Nella tabella seguente sono elencati gli stati visivi per la NavigationWindow controllo.The following table lists the visual states for the NavigationWindow control.

Nome VisualStateVisualState Name Nome VisualStateGroupVisualStateGroup Name DescrizioneDescription
ValidoValid ValidationStatesValidationStates Il controllo Usa il Validation classe e HasError proprietà associata è false.The control uses the Validation class and the HasError attached property is false.
InvalidFocusedInvalidFocused ValidationStatesValidationStates Il HasError proprietà associata è true ha il controllo ha lo stato attivo.The HasError attached property is true has the control has focus.
InvalidUnfocusedInvalidUnfocused ValidationStatesValidationStates Il HasError proprietà associata è true ha il controllo non è attivo.The HasError attached property is true has the control does not have focus.

Anche se in questo esempio contiene tutti gli elementi definiti nel ControlTemplate di un NavigationWindow per impostazione predefinita, i valori specifici devono essere considerati come esempi.Although this example contains all of the elements that are defined in the ControlTemplate of a NavigationWindow by default, the specific values should be thought of as examples.

<Style x:Key="NavWinButtonStyle"
       TargetType="{x:Type Button}">
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="Command"
          Value="NavigationCommands.BrowseBack" />
  <Setter Property="Focusable"
          Value="false" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type Button}">
        <Grid>
          <VisualStateManager.VisualStateGroups>
            <VisualStateGroup x:Name="CommonStates">
              <VisualState x:Name="Normal" />
              <VisualState x:Name="MouseOver">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetName="Ellipse"
                                                Storyboard.TargetProperty="(Shape.Fill).
                    (GradientBrush.GradientStops)[1].(GradientStop.Color)">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlMouseOverColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Pressed">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetName="Ellipse"
                                                Storyboard.TargetProperty="(Shape.Fill).
                    (GradientBrush.GradientStops)[1].(GradientStop.Color)">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource ControlPressedColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>
              </VisualState>
              <VisualState x:Name="Disabled">
                <Storyboard>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetName="Ellipse"
                                                Storyboard.TargetProperty="(Shape.Fill).
                    (GradientBrush.GradientStops)[1].(GradientStop.Color)">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledControlDarkColor}" />
                  </ColorAnimationUsingKeyFrames>
                  <ColorAnimationUsingKeyFrames Storyboard.TargetName="Arrow"
                                                Storyboard.TargetProperty="(Shape.Fill).
                    (SolidColorBrush.Color)">
                    <EasingColorKeyFrame KeyTime="0"
                                         Value="{StaticResource DisabledForegroundColor}" />
                  </ColorAnimationUsingKeyFrames>
                </Storyboard>

              </VisualState>
            </VisualStateGroup>
          </VisualStateManager.VisualStateGroups>
          <Ellipse x:Name="Ellipse"
                   StrokeThickness="1"
                   Width="24"
                   Height="24">
            <Ellipse.Stroke>
              <SolidColorBrush Color="{DynamicResource NavButtonFrameColor}" />
            </Ellipse.Stroke>
            <Ellipse.Fill>
              <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>

            </Ellipse.Fill>
          </Ellipse>
          <Path x:Name="Arrow"
                Margin="0,0,3,0"
                HorizontalAlignment="Center"
                VerticalAlignment="Center"
                Data="M 6 0 L 0 6 L 6 12 Z">
            <Path.Fill>
              <SolidColorBrush Color="{DynamicResource GlyphColor}" />
            </Path.Fill>
          </Path>
        </Grid>
        <ControlTemplate.Triggers>
          <Trigger Property="Command"
                   Value="{x:Static NavigationCommands.BrowseForward}">
            <Setter TargetName="Arrow"
                    Property="Data"
                    Value="M 0 0 L 6 6 L 0 12 z" />
            <Setter TargetName="Arrow"
                    Property="Margin"
                    Value="3,0,0,0" />
          </Trigger>
        </ControlTemplate.Triggers>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<!-- NavWin Menu Style -->
<Style x:Key="NavWinMenu"
       TargetType="{x:Type Menu}">
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="KeyboardNavigation.TabNavigation"
          Value="None" />
  <Setter Property="IsMainMenu"
          Value="false" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type Menu}">
        <DockPanel IsItemsHost="true" />
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<!-- NavWin Menu Header Style -->
<Style x:Key="NavWinHeaderMenuItem"
       TargetType="{x:Type MenuItem}">
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type MenuItem}">
        <Grid>
          <Popup x:Name="PART_Popup"
                 Placement="Bottom"
                 VerticalOffset="2"
                 IsOpen="{TemplateBinding IsSubmenuOpen}"
                 AllowsTransparency="True"
                 Focusable="False"
                 PopupAnimation="Fade">
            <Border x:Name="SubMenuBorder"
                    Background="{DynamicResource MenuPopupBrush}"
                    BorderThickness="1">
              <Border.BorderBrush>
                <SolidColorBrush Color="{DynamicResource BorderMediumColor}" />
              </Border.BorderBrush>
              <StackPanel IsItemsHost="true"
                          Margin="2"
                          KeyboardNavigation.TabNavigation="Cycle"
                          KeyboardNavigation.DirectionalNavigation="Cycle" />
            </Border>
          </Popup>

          <Grid x:Name="Panel"
                Width="24"
                Background="Transparent"
                HorizontalAlignment="Right"
                VerticalAlignment="Stretch"
                d:IsHidden="True">

            <Border Visibility="Hidden"
                    x:Name="HighlightBorder"
                    BorderThickness="1"
                    CornerRadius="2">
              <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}" />
                      <GradientStop Color="{DynamicResource ControlMouseOverColor}"
                                    Offset="1.0" />
                    </GradientStopCollection>
                  </LinearGradientBrush.GradientStops>
                </LinearGradientBrush>

              </Border.Background>
            </Border>
            <Path x:Name="Arrow"
                  SnapsToDevicePixels="false"
                  HorizontalAlignment="Right"
                  VerticalAlignment="Center"
                  Margin="0,2,4,0"
                  StrokeLineJoin="Round"
                  Data="M 0 0 L 4 4 L 8 0 Z">
              <Path.Fill>
                <SolidColorBrush Color="{DynamicResource GlyphColor}" />
              </Path.Fill>
            </Path>
          </Grid>
        </Grid>
        <ControlTemplate.Triggers>
          <Trigger Property="IsHighlighted"
                   Value="true">
            <Setter TargetName="HighlightBorder"
                    Property="Visibility"
                    Value="Visible" />
          </Trigger>
          <Trigger Property="IsSubmenuOpen"
                   Value="true">
            <Setter TargetName="HighlightBorder"
                    Property="BorderBrush">
              <Setter.Value>
                <LinearGradientBrush StartPoint="0,0"
                                     EndPoint="0,1">
                  <GradientBrush.GradientStops>
                    <GradientStopCollection>
                      <GradientStop Color="{DynamicResource BorderDarkColor}"
                                    Offset="0.0" />
                      <GradientStop Color="{DynamicResource BorderMediumColor}"
                                    Offset="1.0" />
                    </GradientStopCollection>
                  </GradientBrush.GradientStops>
                </LinearGradientBrush>

              </Setter.Value>
            </Setter>
            <Setter Property="Background"
                    TargetName="HighlightBorder">
              <Setter.Value>

                <LinearGradientBrush EndPoint="0,1"
                                     StartPoint="0,0">
                  <GradientStop Color="{DynamicResource ControlLightColor}"
                                Offset="0" />
                  <GradientStop Color="{DynamicResource ControlPressedColor}"
                                Offset="0.984" />
                </LinearGradientBrush>
              </Setter.Value>
            </Setter>
          </Trigger>
        </ControlTemplate.Triggers>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<!-- NavWin Menu Item Style -->

<Style x:Key="NavWinSubmenuItem"
       TargetType="{x:Type MenuItem}">
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="Header"
          Value="{Binding (JournalEntry.Name)}" />
  <Setter Property="Command"
          Value="NavigationCommands.NavigateJournal" />
  <Setter Property="CommandTarget"
          Value="{Binding TemplatedParent, RelativeSource={RelativeSource AncestorType={x:Type Menu}}}" />
  <Setter Property="CommandParameter"
          Value="{Binding RelativeSource={RelativeSource Self}}" />
  <Setter Property="JournalEntryUnifiedViewConverter.JournalEntryPosition"
          Value="{Binding (JournalEntryUnifiedViewConverter.JournalEntryPosition)}" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type MenuItem}">
        <Border Name="Border"
                BorderThickness="1">
          <Grid x:Name="Panel"
                Background="Transparent"
                SnapsToDevicePixels="true"
                Height="35"
                Width="250">
            <Path x:Name="Glyph"
                  SnapsToDevicePixels="false"
                  Margin="7,5"
                  Width="10"
                  Height="10"
                  HorizontalAlignment="Left"
                  StrokeStartLineCap="Triangle"
                  StrokeEndLineCap="Triangle"
                  StrokeThickness="2">
              <Path.Stroke>
                <SolidColorBrush Color="{DynamicResource GlyphColor}" />
              </Path.Stroke>
            </Path>
            <ContentPresenter ContentSource="Header"
                              Margin="24,5,50,5" />
          </Grid>
        </Border>
        <ControlTemplate.Triggers>
          <Trigger Value="Current"
                   Property="JournalEntryUnifiedViewConverter.JournalEntryPosition">
            <Setter TargetName="Glyph"
                    Property="Data"
                    Value="M 0,5 L 2.5,8 L 7,3 " />
          </Trigger>
          <Trigger Property="IsHighlighted"
                   Value="true">
            <Setter Property="Background"
                    TargetName="Border">
              <Setter.Value>
                <LinearGradientBrush EndPoint="0.5,1"
                                     StartPoint="0.5,0">
                  <GradientStop Color="Transparent"
                                Offset="0" />
                  <GradientStop Color="{DynamicResource ControlMouseOverColor}"
                                Offset="1" />
                </LinearGradientBrush>
              </Setter.Value>
            </Setter>
            <Setter Property="BorderBrush"
                    TargetName="Border">
              <Setter.Value>
                <LinearGradientBrush EndPoint="0.5,1"
                                     StartPoint="0.5,0">
                  <GradientStop Color="{DynamicResource BorderMediumColor}"
                                Offset="0" />
                  <GradientStop Color="Transparent"
                                Offset="1" />
                </LinearGradientBrush>
              </Setter.Value>
            </Setter>
          </Trigger>
          <MultiTrigger>
            <MultiTrigger.Conditions>
              <Condition Property="IsHighlighted"
                         Value="true" />
              <Condition Value="Forward"
                         Property="JournalEntryUnifiedViewConverter.JournalEntryPosition" />
            </MultiTrigger.Conditions>
            <Setter TargetName="Glyph"
                    Property="Data"
                    Value="M 3 1 L 7 5 L 3 9 z" />
            <Setter TargetName="Glyph"
                    Property="Fill">
              <Setter.Value>
                <SolidColorBrush Color="{StaticResource GlyphColor}" />
              </Setter.Value>
            </Setter>
            <Setter TargetName="Glyph"
                    Property="Stroke"
                    Value="{x:Null}" />
          </MultiTrigger>
          <MultiTrigger>
            <MultiTrigger.Conditions>
              <Condition Property="IsHighlighted"
                         Value="true" />
              <Condition Value="Back"
                         Property="JournalEntryUnifiedViewConverter.JournalEntryPosition" />
            </MultiTrigger.Conditions>
            <Setter TargetName="Glyph"
                    Property="Data"
                    Value="M 7 1 L 3 5 L 7 9 z" />
            <Setter TargetName="Glyph"
                    Property="Fill">
              <Setter.Value>
                <SolidColorBrush Color="{StaticResource GlyphColor}" />
              </Setter.Value>
            </Setter>
            <Setter TargetName="Glyph"
                    Property="Stroke"
                    Value="{x:Null}" />
          </MultiTrigger>
        </ControlTemplate.Triggers>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

<!-- Merges Back and Forward Navigation Stacks -->

<JournalEntryUnifiedViewConverter x:Key="JournalEntryUnifiedViewConverter" />

<!-- SimpleStyles: NavigationWindow -->

<Style x:Key="{x:Type NavigationWindow}"
       TargetType="{x:Type NavigationWindow}">
  <Setter Property="SnapsToDevicePixels"
          Value="true" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type NavigationWindow}">
        <DockPanel>
          <DockPanel.Background>
            <SolidColorBrush Color="{DynamicResource WindowColor}" />
          </DockPanel.Background>
          <Border DockPanel.Dock="Top"
                  Height="30"
                  BorderThickness="1">
            <Border.BorderBrush>
              <SolidColorBrush Color="{DynamicResource BorderMediumColor}" />
            </Border.BorderBrush>
            <Grid>
              <Grid.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>

              </Grid.Background>
              <Grid.ColumnDefinitions>
                <ColumnDefinition Width="Auto" />
                <ColumnDefinition Width="Auto" />
                <ColumnDefinition Width="16" />
                <ColumnDefinition Width="*" />
              </Grid.ColumnDefinitions>

              <Menu x:Name="NavMenu"
                    Grid.ColumnSpan="3"
                    Height="20"
                    Margin="1,0,0,0"
                    VerticalAlignment="Center"
                    Style="{StaticResource NavWinMenu}">
                <MenuItem Style="{StaticResource NavWinHeaderMenuItem}"
                          ItemContainerStyle="{StaticResource NavWinSubmenuItem}"
                          IsSubmenuOpen="{Binding (MenuItem.IsSubmenuOpen), 
                  Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}">
                  <MenuItem.ItemsSource>
                    <MultiBinding Converter="{StaticResource JournalEntryUnifiedViewConverter}">
                      <Binding RelativeSource="{RelativeSource TemplatedParent}"
                               Path="BackStack" />
                      <Binding RelativeSource="{RelativeSource TemplatedParent}"
                               Path="ForwardStack" />
                    </MultiBinding>
                  </MenuItem.ItemsSource>
                </MenuItem>
              </Menu>

              <Path Grid.Column="0"
                    SnapsToDevicePixels="false"
                    IsHitTestVisible="false"
                    Margin="2,1.5,0,1.5"
                    Grid.ColumnSpan="3"
                    StrokeThickness="1"
                    HorizontalAlignment="Left"
                    VerticalAlignment="Center"
                    Data="M22.5767,21.035 Q27,19.37 
                      31.424,21.035 A12.5,12.5,0,0,0,53.5,13
                      A12.5,12.5,0,0,0,37.765,0.926
                      Q27,4.93 16.235,0.926
                      A12.5,12.5,0,0,0,0.5,13 
                      A12.5,12.5,0,0,0,22.5767,21.035 z">
                <Path.Stroke>
                  <SolidColorBrush Color="{DynamicResource BorderMediumColor}" />
                </Path.Stroke>
                <Path.Fill>

                  <LinearGradientBrush EndPoint="0,1"
                                       StartPoint="0,0">
                    <GradientStop Color="{DynamicResource ControlMediumColor}"
                                  Offset="0" />

                    <GradientStop Color="{DynamicResource ControlDarkColor}"
                                  Offset="0.984" />
                  </LinearGradientBrush>
                </Path.Fill>
              </Path>
              <Button Style="{StaticResource NavWinButtonStyle}"
                      Command="NavigationCommands.BrowseBack"
                      Content="M 4 0 L 0 4 L 4 8 Z"
                      Margin="3,1.5,2,1.5"
                      Grid.Column="0" />
              <Button Style="{StaticResource NavWinButtonStyle}"
                      Command="NavigationCommands.BrowseForward"
                      Content="M 4 0 L 0 4 L 4 8 Z"
                      Margin="2,1.5,0,1.5"
                      Grid.Column="1" />
            </Grid>
          </Border>
          <Grid>
            <AdornerDecorator>
              <Border BorderThickness="1">
                <Border.BorderBrush>
                  <SolidColorBrush Color="{DynamicResource BorderMediumColor}" />
                </Border.BorderBrush>
                <ContentPresenter x:Name="PART_NavWinCP"
                                  ClipToBounds="true" />
              </Border>
            </AdornerDecorator>

            <ResizeGrip x:Name="WindowResizeGrip"
                        HorizontalAlignment="Right"
                        VerticalAlignment="Bottom"
                        Visibility="Collapsed"
                        IsTabStop="false" />
          </Grid>
        </DockPanel>
        <ControlTemplate.Triggers>
          <Trigger Property="ResizeMode"
                   Value="CanResizeWithGrip">
            <Setter TargetName="WindowResizeGrip"
                    Property="Visibility"
                    Value="Visible" />
          </Trigger>
        </ControlTemplate.Triggers>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>

L'esempio precedente usa una o più delle seguenti risorse.The preceding example uses one or more of the following resources.

<Style x:Key="{x:Type ResizeGrip}"
       TargetType="{x:Type ResizeGrip}">
  <Setter Property="OverridesDefaultStyle"
          Value="true" />
  <Setter Property="Template">
    <Setter.Value>
      <ControlTemplate TargetType="{x:Type ResizeGrip}">
        <Border Background="Transparent"
                SnapsToDevicePixels="True"
                Width="16"
                Height="16">
          <Rectangle Margin="2">
            <Rectangle.Fill>
              <DrawingBrush Viewport="0,0,4,4"
                            ViewportUnits="Absolute"
                            Viewbox="0,0,8,8"
                            ViewboxUnits="Absolute"
                            TileMode="Tile">
                <DrawingBrush.Drawing>
                  <DrawingGroup>
                    <DrawingGroup.Children>
                      <GeometryDrawing Brush="#FFE8EDF9"
                                       Geometry="M 4 4 L 4 8 L 
                                                 8 8 L 8 4 z" />
                    </DrawingGroup.Children>
                  </DrawingGroup>
                </DrawingBrush.Drawing>
              </DrawingBrush>
            </Rectangle.Fill>
          </Rectangle>
        </Border>
      </ControlTemplate>
    </Setter.Value>
  </Setter>
</Style>
<!--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>

Per l'esempio completo, vedere Esempio di applicazione di stili con ControlTemplates.For the complete sample, see Styling with ControlTemplates Sample.

Vedere ancheSee Also

Style
ControlTemplate
Stili e modelli di ControlControl Styles and Templates
Personalizzazione dei controlliControl Customization
Applicazione di stili e modelliStyling and Templating
Personalizzazione dell'aspetto di un controllo esistente mediante la creazione di un oggetto ControlTemplateCustomizing the Appearance of an Existing Control by Creating a ControlTemplate