TabControl ControlTemplate Example
Controls in Windows Presentation Foundation (WPF) have a ControlTemplate that contains the visual tree of that control. You can change the structure and appearance of a control by modifying the ControlTemplate of that control. There is no way to replace only part of the visual tree of a control; to change the visual tree of a control you must set the Template property of the control to its new and complete ControlTemplate.
This topic shows the ControlTemplate of the WPF TabControl control.
This topic contains the following sections.
- Prerequisites
- TabControl ControlTemplate Example
- Related Topics
Prerequisites
To run the examples in this topic, you should understand how to write WPF applications. For more information, see Getting Started with Windows Presentation Foundation. You should also understand how styles are used in WPF. For more information, see Styling and Templating.
TabControl ControlTemplate Example
Although this example contains all of the elements that are defined in the ControlTemplate of a TabControl by default, the specific values should be thought of as examples.
<Style TargetType="{x:Type TabControl}">
<Setter Property="OverridesDefaultStyle" Value="True" />
<Setter Property="SnapsToDevicePixels" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type TabControl}">
<Grid KeyboardNavigation.TabNavigation="Local">
<Grid.RowDefinitions>
<RowDefinition Height="Auto"/>
<RowDefinition Height="*"/>
</Grid.RowDefinitions>
<TabPanel
Name="HeaderPanel"
Grid.Row="0"
Panel.ZIndex="1"
Margin="0,0,4,-1"
IsItemsHost="True"
KeyboardNavigation.TabIndex="1"
Background="Transparent" />
<Border
Name="Border"
Grid.Row="1"
Background="{StaticResource WindowBackgroundBrush}"
BorderBrush="{StaticResource SolidBorderBrush}"
BorderThickness="1"
CornerRadius="2"
KeyboardNavigation.TabNavigation="Local"
KeyboardNavigation.DirectionalNavigation="Contained"
KeyboardNavigation.TabIndex="2" >
<ContentPresenter
Name="PART_SelectedContentHost"
Margin="4"
ContentSource="SelectedContent" />
</Border>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsEnabled" Value="False">
<Setter Property="Foreground" Value="{StaticResource DisabledForegroundBrush}" />
<Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource DisabledBorderBrush}" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
The preceding example uses the following resources.
<SolidColorBrush x:Key="WindowBackgroundBrush" Color="#FFF" />
...
<SolidColorBrush x:Key="SolidBorderBrush" Color="#888" />
...
<SolidColorBrush x:Key="DisabledForegroundBrush" Color="#888" />
...
<SolidColorBrush x:Key="DisabledBorderBrush" Color="#AAA" />
For the complete sample, see Styling with ControlTemplates Sample.
See Also
Concepts
Guidelines for Designing Stylable Controls
TabItem ControlTemplate Example