NavigationWindow Stilleri ve Şablonları

Bu konuda, denetimin stilleri ve şablonları NavigationWindow açıklanmaktadır. Denetime benzersiz bir görünüm vermek için varsayılanı ControlTemplate değiştirebilirsiniz. Daha fazla bilgi için bkz . Denetim için şablon oluşturma.

Aşağıdaki tabloda, denetimin adlandırılmış bölümleri NavigationWindow listelenir.

Bölüm Türü Tanım
PART_NavWinCP ContentPresenter İçeriğin alanı.

Aşağıdaki tabloda denetimin görsel durumları listelenmiştir NavigationWindow .

VisualState Adı VisualStateGroup Adı Tanım
Geçerli ValidationStates Denetim sınıfını Validation kullanır ve Validation.HasError ekli özelliği ise şeklindedir false.
InvalidFocused ValidationStates Validation.HasError Ekli özelliğin true odağı denetimindedir.
InvalidUnfocused ValidationStates Validation.HasError Ekli özellik, true denetimin odağı yok.

Bu örnekte varsayılan olarak içinde tanımlanan tüm öğeler bulunsa da ControlTemplateNavigationWindow , belirli değerler örnek olarak düşünülmelidir.

<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>

Yukarıdaki örnekte aşağıdaki kaynaklardan biri veya daha fazlası kullanılır.

<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>

Örneğin tamamı için bkz . ControlTemplates Örneği ile Stil Oluşturma.

Ayrıca bkz.