ContentPresenter.ContentTemplate Propriété
Définition
Important
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Obtient ou définit le modèle utilisé pour afficher le contenu du contrôle.
public:
property System::Windows::DataTemplate ^ ContentTemplate { System::Windows::DataTemplate ^ get(); void set(System::Windows::DataTemplate ^ value); };
public System.Windows.DataTemplate ContentTemplate { get; set; }
member this.ContentTemplate : System.Windows.DataTemplate with get, set
Public Property ContentTemplate As DataTemplate
Valeur de propriété
DataTemplate qui définit la visualisation du contenu. La valeur par défaut est null
.
Exemples
L’exemple suivant montre un style pour le ComboBox contrôle :
<Style x:Key="{x:Type ComboBox}"
TargetType="{x:Type ComboBox}">
<Setter Property="SnapsToDevicePixels"
Value="true" />
<Setter Property="OverridesDefaultStyle"
Value="true" />
<Setter Property="ScrollViewer.HorizontalScrollBarVisibility"
Value="Auto" />
<Setter Property="ScrollViewer.VerticalScrollBarVisibility"
Value="Auto" />
<Setter Property="ScrollViewer.CanContentScroll"
Value="true" />
<Setter Property="MinWidth"
Value="120" />
<Setter Property="MinHeight"
Value="20" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type ComboBox}">
<Grid>
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CommonStates">
<VisualState x:Name="Normal" />
<VisualState x:Name="MouseOver" />
<VisualState x:Name="Disabled">
<Storyboard>
<ColorAnimationUsingKeyFrames Storyboard.TargetName="PART_EditableTextBox"
Storyboard.TargetProperty="(TextElement.Foreground).
(SolidColorBrush.Color)">
<EasingColorKeyFrame KeyTime="0"
Value="{StaticResource DisabledForegroundColor}" />
</ColorAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
</VisualStateGroup>
<VisualStateGroup x:Name="EditStates">
<VisualState x:Name="Editable">
<Storyboard>
<ObjectAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.Visibility)"
Storyboard.TargetName="PART_EditableTextBox">
<DiscreteObjectKeyFrame KeyTime="0"
Value="{x:Static Visibility.Visible}" />
</ObjectAnimationUsingKeyFrames>
<ObjectAnimationUsingKeyFrames
Storyboard.TargetProperty="(UIElement.Visibility)"
Storyboard.TargetName="ContentSite">
<DiscreteObjectKeyFrame KeyTime="0"
Value="{x:Static Visibility.Hidden}" />
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Uneditable" />
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<ToggleButton x:Name="ToggleButton"
Template="{StaticResource ComboBoxToggleButton}"
Grid.Column="2"
Focusable="false"
ClickMode="Press"
IsChecked="{Binding IsDropDownOpen, Mode=TwoWay,
RelativeSource={RelativeSource TemplatedParent}}"/>
<ContentPresenter x:Name="ContentSite"
IsHitTestVisible="False"
Content="{TemplateBinding SelectionBoxItem}"
ContentTemplate="{TemplateBinding SelectionBoxItemTemplate}"
ContentTemplateSelector="{TemplateBinding ItemTemplateSelector}"
Margin="3,3,23,3"
VerticalAlignment="Stretch"
HorizontalAlignment="Left">
</ContentPresenter>
<TextBox x:Name="PART_EditableTextBox"
Style="{x:Null}"
Template="{StaticResource ComboBoxTextBox}"
HorizontalAlignment="Left"
VerticalAlignment="Bottom"
Margin="3,3,23,3"
Focusable="True"
Background="Transparent"
Visibility="Hidden"
IsReadOnly="{TemplateBinding IsReadOnly}" />
<Popup x:Name="Popup"
Placement="Bottom"
IsOpen="{TemplateBinding IsDropDownOpen}"
AllowsTransparency="True"
Focusable="False"
PopupAnimation="Slide">
<Grid x:Name="DropDown"
SnapsToDevicePixels="True"
MinWidth="{TemplateBinding ActualWidth}"
MaxHeight="{TemplateBinding MaxDropDownHeight}">
<Border x:Name="DropDownBorder"
BorderThickness="1">
<Border.BorderBrush>
<SolidColorBrush Color="{DynamicResource BorderMediumColor}" />
</Border.BorderBrush>
<Border.Background>
<SolidColorBrush Color="{DynamicResource ControlLightColor}" />
</Border.Background>
</Border>
<ScrollViewer Margin="4,6,4,6"
SnapsToDevicePixels="True">
<StackPanel IsItemsHost="True"
KeyboardNavigation.DirectionalNavigation="Contained" />
</ScrollViewer>
</Grid>
</Popup>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="HasItems"
Value="false">
<Setter TargetName="DropDownBorder"
Property="MinHeight"
Value="95" />
</Trigger>
<Trigger Property="IsGrouping"
Value="true">
<Setter Property="ScrollViewer.CanContentScroll"
Value="false" />
</Trigger>
<Trigger SourceName="Popup"
Property="AllowsTransparency"
Value="true">
<Setter TargetName="DropDownBorder"
Property="CornerRadius"
Value="4" />
<Setter TargetName="DropDownBorder"
Property="Margin"
Value="0,2,0,0" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
Remarques
Utilisation du texte XAML
Pour plus d’informations XAML, consultez Extension de balisage TemplateBinding.
Informations sur les propriétés de dépendance
Champ Identificateur | ContentTemplateProperty |
Propriétés de métadonnées définies sur true |
AffectsMeasure |