如何将样式应用于组合框模板
我有一个用户控件，它是多选组合框（即comoboxitems是复选框）。我的应用程序中的每个常规组合框都有一个通用样式。除了我创建的控件外，该样式对于每个组合框都适用。当我注释掉组合框模板时，我可以看到组合框样式。问题在于合并了combobox.template部分，并具有应用程序样式。
<!-- ComboBox -->
<Style x:Key="ComboBoxEditableTextBox" TargetType="{x:Type TextBox}">
<Setter Property="Background" Value="{StaticResource Brush.Control.Background}" />
<!-- <Setter Property="CaretBrush" Value="White"/> -->
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground}" />
<Setter Property="OverridesDefaultStyle" Value="True" />
<Setter Property="AllowDrop" Value="True" />
<Setter Property="MinWidth" Value="0" />
<Setter Property="MinHeight" Value="0" />
<Setter Property="FocusVisualStyle" Value="{StaticResource Controls.FocusVisual}" />
<Setter Property="Stylus.IsFlicksEnabled" Value="False" />
<Setter Property="BorderThickness" Value="0" />
<Setter Property="Margin" Value="0" />
<Setter Property="Padding" Value="0" />
<Setter Property="ToolTipService.ShowOnDisabled" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type TextBox}">
<ScrollViewer x:Name="PART_ContentHost"
Background="Transparent"
BorderThickness="{TemplateBinding BorderThickness}"
Focusable="false"
Foreground="{TemplateBinding Foreground}"
HorizontalScrollBarVisibility="Hidden"
VerticalScrollBarVisibility="Hidden" />
<ControlTemplate.Triggers>
<Trigger Property="IsKeyboardFocusWithin" Value="True">
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Highlighted}" />
</Trigger>
<Trigger Property="IsReadOnly" Value="True">
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Disabled}" />
</Trigger>
<Trigger Property="IsEnabled" Value="False">
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Disabled}" />
<Setter Property="Background" Value="{StaticResource Brush.Control.Background.Disabled}" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
<Style x:Key="Controls.ComboBox" TargetType="{x:Type ComboBox}">
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground}" />
<Setter Property="Background" Value="{StaticResource Brush.Control.Background}" />
<Setter Property="BorderBrush" Value="{StaticResource Brush.Control.Border}" />
<Setter Property="BorderThickness" Value="1" />
<Setter Property="Padding" Value="1" />
<Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Auto" />
<Setter Property="ScrollViewer.VerticalScrollBarVisibility" Value="Auto" />
<Setter Property="ScrollViewer.CanContentScroll" Value="true" />
<Setter Property="Stylus.IsFlicksEnabled" Value="False" />
<Setter Property="VerticalContentAlignment" Value="Center" />
<Setter Property="Validation.ErrorTemplate" Value="{x:Null}" />
<Setter Property="FocusVisualStyle" Value="{StaticResource Controls.FocusVisual}" />
<Setter Property="FontFamily" Value="MS Sans Serif" />
<Setter Property="FontWeight" Value="Normal" />
<Setter Property="FontSize" Value="10pt" />
<Setter Property="IsTabStop" Value="True" />
<Setter Property="Code:ExtendedProperties.CornerRadius" Value="3" />
<Setter Property="ToolTipService.ShowOnDisabled" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type ComboBox}">
<Grid x:Name="grid" SnapsToDevicePixels="True">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Border x:Name="Bd"
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}"
CornerRadius="3,0,0,3"
Padding="1"
MinHeight="20">
<Border x:Name="SelectedItemBorder" Margin="{TemplateBinding Padding}" />
</Border>
<ContentPresenter x:Name="contentPresenter" Margin="3"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
Content="{TemplateBinding SelectionBoxItem}"
ContentStringFormat="{TemplateBinding SelectionBoxItemStringFormat}"
ContentTemplate="{TemplateBinding SelectionBoxItemTemplate}"
ContentTemplateSelector="{TemplateBinding ItemTemplateSelector}"
SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
Visibility="Visible">
</ContentPresenter>
<TextBox x:Name="PART_EditableTextBox"
Margin="3"
HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
FontFamily="{TemplateBinding FontFamily}"
FontSize="{TemplateBinding FontSize}"
FontWeight="{TemplateBinding FontWeight}"
ContextMenu="{TemplateBinding ComboBox.ContextMenu}"
IsReadOnly="{Binding IsReadOnly,
RelativeSource={RelativeSource TemplatedParent}}"
Style="{StaticResource ComboBoxEditableTextBox}"
Visibility="Collapsed" />
<!--<Path x:Name="DiffHighlighter" Visibility="Hidden" Data="M18.137,15.136 L18.137,3 C18.137,1.3431458 16.793854,0 15.137,0 L3,0 z" HorizontalAlignment="Right" Height="8.512" VerticalAlignment="Top" Width="8.513">
<Path.Fill>
<SolidColorBrush Color="{StaticResource quaBlueLightColor}" PresentationOptions:Freeze="true" />
</Path.Fill>
</Path>-->
<ToggleButton x:Name="transparentToggleButton"
IsChecked="{Binding IsDropDownOpen,
Mode=TwoWay,
RelativeSource={RelativeSource TemplatedParent}}"
Style="{StaticResource TransparentComboBoxButtonStyle}" />
<ToggleButton x:Name="dropDownToggleButton"
Grid.Column="1"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
BorderBrush="{TemplateBinding BorderBrush}"
IsChecked="{Binding IsDropDownOpen,
Mode=TwoWay,
RelativeSource={RelativeSource TemplatedParent}}"
RenderTransformOrigin="0.5,0.5"
Style="{StaticResource Controls.ComboBox.Button}"
Width="{Binding ActualHeight, ElementName=grid}"
Height="{Binding ActualHeight, ElementName=grid}">
<ToggleButton.RenderTransform>
<TranslateTransform X="-1" />
<!--<ScaleTransform CenterX="0.5"
CenterY="0.5"
ScaleX="1.1"
ScaleY="1.1" />-->
</ToggleButton.RenderTransform>
</ToggleButton>
<Popup x:Name="PART_Popup"
Grid.ColumnSpan="2"
AllowsTransparency="True"
Focusable="False"
IsOpen="{Binding IsDropDownOpen,
RelativeSource={RelativeSource TemplatedParent}}"
Placement="Bottom">
<!--PopupAnimation="{StaticResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}"-->
<Border MinWidth="{Binding ActualWidth,
ElementName=grid}"
MaxHeight="{TemplateBinding MaxDropDownHeight}"
Background="Transparent"
Padding="0 2 0 0">
<Border x:Name="DropDownBorder" BorderThickness="0">
<ScrollViewer x:Name="DropDownScrollViewer"
Code:ExtendedProperties.CornerRadius="{Binding Path=(Code:ExtendedProperties.CornerRadius),
RelativeSource={RelativeSource TemplatedParent}}"
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}">
<Grid Margin="3">
<Canvas Width="0"
Height="0"
HorizontalAlignment="Left"
VerticalAlignment="Top">
<Rectangle x:Name="OpaqueRect"
Width="{Binding ActualWidth,
ElementName=DropDownBorder}"
Height="{Binding ActualHeight,
ElementName=DropDownBorder}"
Fill="{Binding Background,
ElementName=DropDownBorder}" />
</Canvas>
<ItemsPresenter x:Name="ItemsPresenter"
KeyboardNavigation.DirectionalNavigation="Contained"
SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
</Grid>
</ScrollViewer>
</Border>
</Border>
</Popup>
</Grid>
<ControlTemplate.Triggers>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsSelectionBoxHighlighted" Value="True" />
<Condition Property="IsDropDownOpen" Value="False" />
</MultiTrigger.Conditions>
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Highlighted}" />
</MultiTrigger>
<Trigger Property="IsSelectionBoxHighlighted" Value="True">
<Setter TargetName="SelectedItemBorder" Property="Background" Value="{StaticResource Brush.Control.Background.Highlighted}" />
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.HighlightedContrast}" />
</Trigger>
<Trigger Property="HasItems" Value="False">
<Setter TargetName="DropDownBorder" Property="MinHeight" Value="95" />
</Trigger>
<!--<Trigger Property="IsReadOnly" Value="True">
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Disabled}" />
<Setter TargetName="dropDownToggleButton" Property="Visibility" Value="Collapsed" />
<Setter TargetName="transparentToggleButton" Property="Visibility" Value="Collapsed" />
<Setter TargetName="SelectedItemBorder" Property="Visibility" Value="Collapsed" />
<Setter TargetName="Bd" Property="CornerRadius" Value="3" />
<Setter Property="IsHitTestVisible" Value="False" />
<Setter Property="IsTabStop" Value="False" />
</Trigger>-->
<Trigger Property="IsEditable" Value="True">
<Setter TargetName="SelectedItemBorder" Property="Visibility" Value="Collapsed" />
<Setter TargetName="contentPresenter" Property="Visibility" Value="Collapsed" />
<Setter TargetName="transparentToggleButton" Property="Visibility" Value="Collapsed" />
<Setter TargetName="PART_EditableTextBox" Property="Visibility" Value="Visible" />
</Trigger>
<Trigger Property="IsEditable" Value="False">
<Setter TargetName="SelectedItemBorder" Property="Visibility" Value="Visible" />
<Setter TargetName="contentPresenter" Property="Visibility" Value="Visible" />
<Setter TargetName="PART_EditableTextBox" Property="Visibility" Value="Collapsed" />
</Trigger>
<Trigger Property="IsGrouping" Value="True">
<Setter Property="ScrollViewer.CanContentScroll" Value="False" />
</Trigger>
<Trigger SourceName="DropDownScrollViewer" Property="ScrollViewer.CanContentScroll" Value="False">
<Setter TargetName="OpaqueRect" Property="Canvas.Top" Value="{Binding VerticalOffset, ElementName=DropDownScrollViewer}" />
<Setter TargetName="OpaqueRect" Property="Canvas.Left" Value="{Binding HorizontalOffset, ElementName=DropDownScrollViewer}" />
</Trigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsMouseOver" Value="True" />
<Condition Property="IsReadOnly" Value="False" />
</MultiTrigger.Conditions>
<Setter Property="BorderBrush" Value="{StaticResource Brush.Control.Border.Highlighted}" />
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Highlighted}" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition SourceName="dropDownToggleButton" Property="IsMouseOver" Value="True" />
<Condition Property="IsReadOnly" Value="False" />
<Condition Property="IsEditable" Value="True" />
</MultiTrigger.Conditions>
<Setter Property="BorderBrush" Value="{StaticResource Brush.Control.Border.Highlighted}" />
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Highlighted}" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsMouseOver" Value="True" />
<Condition Property="IsReadOnly" Value="False" />
<Condition Property="IsEditable" Value="False" />
<Condition Property="IsSelectionBoxHighlighted" Value="False" />
</MultiTrigger.Conditions>
<Setter Property="BorderBrush" Value="{StaticResource Brush.Control.Border.Highlighted}" />
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Highlighted}" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="IsMouseOver" Value="True" />
<Condition Property="IsReadOnly" Value="False" />
<Condition Property="IsEditable" Value="False" />
<Condition Property="IsSelectionBoxHighlighted" Value="True" />
</MultiTrigger.Conditions>
<Setter Property="BorderBrush" Value="{StaticResource Brush.Control.Border.Highlighted}" />
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.HighlightedContrast}" />
</MultiTrigger>
<Trigger Property="IsEnabled" Value="False">
<Setter Property="Foreground" Value="{StaticResource Brush.Control.Foreground.Disabled}" />
<Setter Property="Background" Value="{StaticResource Brush.Control.Background.Disabled}" />
<Setter Property="BorderBrush" Value="{StaticResource Brush.Control.Border.Disabled}" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
<UserControl x:Class="MultiSelectComboBox.MultiSelectComboBox"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
>
<ComboBox
x:Name="MultiSelectCombo"
Style="{StaticResource {x:Type ComboBox}}"
SnapsToDevicePixels="True"
OverridesDefaultStyle="True"
ScrollViewer.HorizontalScrollBarVisibility="Auto"
ScrollViewer.VerticalScrollBarVisibility="Auto"
ScrollViewer.CanContentScroll="True"
IsSynchronizedWithCurrentItem="True" >
<ComboBox.ItemTemplate>
<DataTemplate>
<CheckBox Content="{Binding Title}"
IsChecked="{Binding Path=IsSelected, Mode=TwoWay}"
Tag="{RelativeSource FindAncestor, AncestorType={x:Type ComboBox}}"
Click="CheckBox_Click" />
</DataTemplate>
</ComboBox.ItemTemplate>
<ComboBox.Template >
<ControlTemplate TargetType="ComboBox" >
<Grid >
<ToggleButton
x:Name="ToggleButton"
BorderBrush="{TemplateBinding BorderBrush}"
Grid.Column="2"
IsChecked="{Binding Path=IsDropDownOpen,Mode=TwoWay,RelativeSource={RelativeSource TemplatedParent}}"
Focusable="false"
ClickMode="Press"
HorizontalContentAlignment="Left" >
<ToggleButton.Template>
<ControlTemplate>
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="18"/>
</Grid.ColumnDefinitions>
<Border
x:Name="Border"
Grid.ColumnSpan="2"
CornerRadius="2"
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}" />
<Border
x:Name="BorderComp"
Grid.Column="0"
CornerRadius="2"
Margin="1"
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}" >
<TextBlock Text="{Binding Path=Text,RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=UserControl}}"
Background="{TemplateBinding Background}" Padding="3" />
</Border>
<Path
x:Name="Arrow"
Grid.Column="1"
Fill="White"
HorizontalAlignment="Center"
VerticalAlignment="Center"
Data="M 0 0 L 4 4 L 8 0 Z"/>
</Grid>
</ControlTemplate>
</ToggleButton.Template>
</ToggleButton>
<Popup
Name="Popup"
Placement="Bottom"
AllowsTransparency="True"
Focusable="False" IsOpen="{TemplateBinding IsDropDownOpen}"
PopupAnimation="Slide">
<Grid
Name="DropDown"
SnapsToDevicePixels="True"
MinWidth="{TemplateBinding ActualWidth}"
MaxHeight="{TemplateBinding MaxDropDownHeight}">
<Border
x:Name="DropDownBorder"
BorderThickness="1"
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding BorderBrush}"/>
<ScrollViewer Margin="4,6,4,6" SnapsToDevicePixels="True" DataContext="{Binding}">
<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 SourceName="Popup" Property="Popup.AllowsTransparency" Value="true">
<Setter TargetName="DropDownBorder" Property="CornerRadius" Value="4"/>
<Setter TargetName="DropDownBorder" Property="Margin" Value="0,2,0,0"/>
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</ComboBox.Template>
</ComboBox>
</UserControl>
预期结果是组合框应该采用应用程序中的样式，即全黑组合框
0 个答案:
没有答案
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