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Shrlalgo.RvKits/WPFluent/Controls/TreeView/TreeViewItem.xaml
ShrlAlgo 4d35cadb56 更新
2025-07-11 09:20:23 +08:00

342 lines
19 KiB
XML

<ResourceDictionary
x:Class="WPFluent.Controls.Dictionary.TreeViewItem"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:controls="clr-namespace:WPFluent.Controls"
xmlns:system="clr-namespace:System;assembly=mscorlib"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
<system:Double x:Key="TreeViewItemChevronSize">10</system:Double>
<system:Double x:Key="TreeViewItemFontSize">14</system:Double>
<Style TargetType="{x:Type ToggleButton}" x:Key="ExpandCollapseToggleButtonStyle">
<!-- Universal WPF UI focus -->
<Setter Property="FocusVisualStyle" Value="{DynamicResource DefaultControlFocusVisualStyle}" />
<!-- Universal WPF UI focus -->
<Setter Property="Focusable" Value="False" />
<Setter Property="OverridesDefaultStyle" Value="True" />
<Setter Property="SnapsToDevicePixels" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="ToggleButton">
<Grid
Background="Transparent"
Height="15"
RenderTransformOrigin="0.5, 0.5"
Width="15"
x:Name="ChevronContainer">
<Grid.RenderTransform>
<RotateTransform Angle="0" />
</Grid.RenderTransform>
<controls:SymbolIcon
FontSize="{StaticResource TreeViewItemChevronSize}"
Symbol="ChevronRight28"
VerticalAlignment="Center"
x:Name="ChevronIcon" />
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsChecked" Value="True">
<Trigger.EnterActions>
<BeginStoryboard>
<Storyboard>
<DoubleAnimation
Duration="0:0:0.16"
Storyboard.TargetName="ChevronContainer"
Storyboard.TargetProperty="(Grid.RenderTransform).(RotateTransform.Angle)"
To="90" />
</Storyboard>
</BeginStoryboard>
</Trigger.EnterActions>
<Trigger.ExitActions>
<BeginStoryboard>
<Storyboard>
<DoubleAnimation
Duration="0:0:0.16"
Storyboard.TargetName="ChevronContainer"
Storyboard.TargetProperty="(Grid.RenderTransform).(RotateTransform.Angle)"
To="0" />
</Storyboard>
</BeginStoryboard>
</Trigger.ExitActions>
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
<Style TargetType="{x:Type TreeViewItem}" x:Key="DefaultTreeViewItemStyle">
<!-- Universal WPF UI focus -->
<Setter Property="FocusVisualStyle" Value="{DynamicResource DefaultControlFocusVisualStyle}" />
<!-- Universal WPF UI focus -->
<Setter Property="Foreground" Value="{DynamicResource TextFillColorPrimaryBrush}" />
<Setter Property="Background" Value="{DynamicResource SubtleFillColorTransparentBrush}" />
<Setter Property="Padding" Value="4" />
<Setter Property="FontSize" Value="{StaticResource TreeViewItemFontSize}" />
<Setter Property="Border.CornerRadius" Value="{DynamicResource ControlCornerRadius}" />
<Setter Property="IsTabStop" Value="True" />
<Setter Property="OverridesDefaultStyle" Value="True" />
<Setter Property="SnapsToDevicePixels" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type TreeViewItem}">
<Grid Background="{TemplateBinding Background}">
<Grid.RowDefinitions>
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
</Grid.RowDefinitions>
<Border
CornerRadius="{TemplateBinding Border.CornerRadius}"
Grid.Row="0"
x:Name="Border">
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition MinWidth="19" Width="Auto" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="*" />
</Grid.ColumnDefinitions>
<Rectangle
Fill="{DynamicResource SystemFillColorAttentionBrush}"
Grid.Column="0"
Height="16"
HorizontalAlignment="Left"
Margin="0,0,0,0"
RadiusX="2"
RadiusY="2"
VerticalAlignment="Center"
Visibility="Collapsed"
Width="3"
x:Name="ActiveRectangle" />
<ToggleButton
ClickMode="Press"
Grid.Column="0"
IsChecked="{Binding IsExpanded, RelativeSource={RelativeSource TemplatedParent}}"
Margin="8,0"
Style="{StaticResource ExpandCollapseToggleButtonStyle}"
x:Name="Expander" />
<ContentPresenter
ContentSource="Header"
Grid.Column="1"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
Margin="{TemplateBinding Padding}"
TextElement.FontSize="{TemplateBinding FontSize}"
x:Name="PART_Header" />
</Grid>
</Border>
<Grid Grid.Row="1">
<Grid.ColumnDefinitions>
<ColumnDefinition MinWidth="19" Width="Auto" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="*" />
</Grid.ColumnDefinitions>
<ItemsPresenter
Grid.Column="1"
Grid.ColumnSpan="2"
Visibility="Collapsed"
x:Name="ItemsHost" />
</Grid>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="HasItems" Value="False">
<Setter Property="Visibility" TargetName="Expander" Value="Hidden" />
</Trigger>
<Trigger Property="IsExpanded" Value="True">
<Setter Property="Visibility" TargetName="ItemsHost" Value="Visible" />
</Trigger>
<Trigger Property="IsMouseOver" Value="True">
<Setter Property="Background" TargetName="Border" Value="{DynamicResource SubtleFillColorSecondaryBrush}" />
</Trigger>
<Trigger Property="IsSelected" Value="True">
<Setter Property="Background" TargetName="Border" Value="{DynamicResource SubtleFillColorSecondaryBrush}" />
<Setter Property="Visibility" TargetName="ActiveRectangle" Value="Visible" />
</Trigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="HasHeader" Value="False" />
<Condition Property="Width" Value="Auto" />
</MultiTrigger.Conditions>
<Setter Property="MinWidth" TargetName="PART_Header" Value="75" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="HasHeader" Value="False" />
<Condition Property="Height" Value="Auto" />
</MultiTrigger.Conditions>
<Setter Property="MinHeight" TargetName="PART_Header" Value="19" />
</MultiTrigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
<EventSetter Event="RequestBringIntoView" Handler="OnRequestBringIntoView" />
<Style.Triggers>
<Trigger Property="VirtualizingPanel.IsVirtualizing" Value="True">
<Setter Property="ItemsPanel">
<Setter.Value>
<ItemsPanelTemplate>
<VirtualizingStackPanel />
</ItemsPanelTemplate>
</Setter.Value>
</Setter>
</Trigger>
</Style.Triggers>
</Style>
<Style TargetType="{x:Type controls:TreeViewItem}" x:Key="DefaultUiTreeViewItemStyle">
<Setter Property="Foreground" Value="{DynamicResource TextFillColorPrimaryBrush}" />
<Setter Property="Background" Value="{DynamicResource SubtleFillColorTransparentBrush}" />
<Setter Property="Padding" Value="4" />
<Setter Property="FocusVisualStyle" Value="{StaticResource TreeViewItemFocusVisual}" />
<Setter Property="OverridesDefaultStyle" Value="True" />
<Setter Property="SnapsToDevicePixels" Value="True" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type controls:TreeViewItem}">
<Grid Background="{TemplateBinding Background}">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="*" />
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition Height="Auto" />
<RowDefinition />
</Grid.RowDefinitions>
<ToggleButton
ClickMode="Press"
Grid.Column="0"
Grid.Row="0"
IsChecked="{Binding IsExpanded, RelativeSource={RelativeSource TemplatedParent}}"
Style="{StaticResource ExpandCollapseToggleButtonStyle}"
x:Name="Expander" />
<Border
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}"
Grid.Column="1"
Grid.Row="0"
Padding="{TemplateBinding Padding}"
x:Name="Bd">
<Border.Background>
<SolidColorBrush Color="{DynamicResource SystemAccentColor}" Opacity="0.0" />
</Border.Background>
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="*" />
</Grid.ColumnDefinitions>
<ContentPresenter
Content="{TemplateBinding Icon}"
Grid.Column="0"
Margin="0,0,8,0"
TextElement.Foreground="{TemplateBinding Foreground}"
x:Name="SymbolIcon" />
<ContentPresenter
ContentSource="Header"
Grid.Column="1"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
x:Name="PART_Header" />
</Grid>
</Border>
<ItemsPresenter
Grid.Column="1"
Grid.ColumnSpan="2"
Grid.Row="1"
Visibility="Collapsed"
x:Name="ItemsHost" />
<VisualStateManager.VisualStateGroups>
<!--
<VisualStateGroup Name="CommonStates">
<VisualStateGroup.Transitions>
<VisualTransition GeneratedDuration="0:0:0.16" />
</VisualStateGroup.Transitions>
<VisualState Name="Normal" />
<VisualState Name="MouseOver">
<Storyboard>
<DoubleAnimation
Storyboard.TargetProperty="(Panel.Background).(SolidColorBrush.Opacity)"
From="0.0"
To="0.5"
Duration="0:0:.16" />
</Storyboard>
</VisualState>
<VisualState Name="Pressed" />
<VisualState Name="Disabled" />
</VisualStateGroup>
-->
<VisualStateGroup x:Name="SelectionStates">
<VisualState x:Name="Selected">
<Storyboard>
<DoubleAnimation
Duration="0:0:.16"
From="0.0"
Storyboard.TargetProperty="(Panel.Background).(SolidColorBrush.Opacity)"
To="1.0" />
</Storyboard>
</VisualState>
<VisualState x:Name="Unselected" />
<VisualState x:Name="SelectedInactive">
<Storyboard>
<DoubleAnimation
Duration="0:0:.16"
From="0.0"
Storyboard.TargetProperty="(Panel.Background).(SolidColorBrush.Opacity)"
To="1.0" />
</Storyboard>
</VisualState>
</VisualStateGroup>
<VisualStateGroup x:Name="ExpansionStates">
<VisualState x:Name="Expanded">
<Storyboard>
<ObjectAnimationUsingKeyFrames Storyboard.TargetName="ItemsHost" Storyboard.TargetProperty="(UIElement.Visibility)">
<DiscreteObjectKeyFrame KeyTime="0" Value="{x:Static Visibility.Visible}" />
</ObjectAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Collapsed" />
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="Icon" Value="{x:Null}">
<Setter Property="Visibility" TargetName="SymbolIcon" Value="Collapsed" />
<Setter Property="Margin" TargetName="SymbolIcon" Value="0" />
</Trigger>
<Trigger Property="HasItems" Value="False">
<Setter Property="Visibility" TargetName="Expander" Value="Hidden" />
</Trigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="HasHeader" Value="False" />
<Condition Property="Width" Value="Auto" />
</MultiTrigger.Conditions>
<Setter Property="MinWidth" TargetName="PART_Header" Value="75" />
</MultiTrigger>
<MultiTrigger>
<MultiTrigger.Conditions>
<Condition Property="HasHeader" Value="False" />
<Condition Property="Height" Value="Auto" />
</MultiTrigger.Conditions>
<Setter Property="MinHeight" TargetName="PART_Header" Value="19" />
</MultiTrigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
<Style.Triggers>
<Trigger Property="VirtualizingPanel.IsVirtualizing" Value="True">
<Setter Property="ItemsPanel">
<Setter.Value>
<ItemsPanelTemplate>
<VirtualizingStackPanel />
</ItemsPanelTemplate>
</Setter.Value>
</Setter>
</Trigger>
</Style.Triggers>
</Style>
<Style BasedOn="{StaticResource DefaultTreeViewItemStyle}" TargetType="{x:Type TreeViewItem}" />
<Style BasedOn="{StaticResource DefaultUiTreeViewItemStyle}" TargetType="{x:Type controls:TreeViewItem}" />
</ResourceDictionary>