AddinManager/AddInManager/Wpf/Styles/ModernStyles.xaml

<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:AddInManager.Wpf">

    <!--  颜色定义  -->
    <SolidColorBrush x:Key="PrimaryBrush" Color="#0078D4" />
    <SolidColorBrush x:Key="PrimaryHoverBrush" Color="#106EBE" />
    <SolidColorBrush x:Key="PrimaryPressedBrush" Color="#005A9E" />
    <SolidColorBrush x:Key="DangerBrush" Color="#D83B01" />
    <SolidColorBrush x:Key="DangerHoverBrush" Color="#A4262C" />
    <SolidColorBrush x:Key="DangerPressedBrush" Color="#8B1E25" />
    <SolidColorBrush x:Key="SecondaryBrush" Color="#605E5C" />
    <SolidColorBrush x:Key="SecondaryHoverBrush" Color="#484644" />
    <SolidColorBrush x:Key="SecondaryPressedBrush" Color="#323130" />
    <SolidColorBrush x:Key="BorderBrush" Color="#D1D1D1" />
    <SolidColorBrush x:Key="LightBorderBrush" Color="#E1DFDD" />
    <SolidColorBrush x:Key="BackgroundBrush" Color="#F5F5F5" />
    <SolidColorBrush x:Key="LightBackgroundBrush" Color="#F8F8F8" />
    <SolidColorBrush x:Key="TextBrush" Color="#323130" />
    <SolidColorBrush x:Key="SecondaryTextBrush" Color="#605E5C" />
    <SolidColorBrush x:Key="DisabledBrush" Color="#CCCCCC" />
    <SolidColorBrush x:Key="DisabledTextBrush" Color="#888888" />
    <Style TargetType="TextBlock">
        <Setter Property="VerticalAlignment" Value="Center" />
    </Style>

    <Style TargetType="Button">
        <Setter Property="BorderThickness" Value="0" />
        <Setter Property="FontSize" Value="12" />
        <Setter Property="Padding" Value="12,4" />
        <Setter Property="Cursor" Value="Hand" />
        <Setter Property="HorizontalContentAlignment" Value="Center" />
        <Setter Property="VerticalContentAlignment" Value="Center" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Border
                        x:Name="border"
                        Padding="{TemplateBinding Padding}"
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}"
                        CornerRadius="4">
                        <ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" />
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Style.Triggers>
            <Trigger Property="IsEnabled" Value="False">
                <Setter Property="Background" Value="{StaticResource DisabledBrush}" />
                <Setter Property="Foreground" Value="{StaticResource DisabledTextBrush}" />
            </Trigger>
        </Style.Triggers>
    </Style>
    <Style
        x:Key="ActionButton"
        BasedOn="{StaticResource {x:Type Button}}"
        TargetType="Button">
        <!--  1. 设置基础样式 (默认为次要按钮的外观)  -->
        <Setter Property="Background" Value="White" />
        <Setter Property="Foreground" Value="{StaticResource TextBrush}" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="BorderBrush" Value="{StaticResource BorderBrush}" />
        <Setter Property="Padding" Value="12,4" />

        <Style.Triggers>
            <!--  2. 基础状态触发器 (默认/次要按钮)  -->
            <Trigger Property="IsMouseOver" Value="True">
                <Setter Property="Background" Value="#F3F2F1" />
                <Setter Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
            </Trigger>
            <Trigger Property="IsPressed" Value="True">
                <Setter Property="Background" Value="#EDEBE9" />
            </Trigger>

            <!--  ===============================================================  -->
            <!--  3. 基于 Tag 属性改变外观的核心 DataTriggers  -->
            <!--  ===============================================================  -->

            <!--  当 Tag="Primary" 时，应用主要按钮颜色  -->
            <DataTrigger Binding="{Binding Path=Tag, RelativeSource={RelativeSource Self}}" Value="Primary">
                <Setter Property="Background" Value="{StaticResource PrimaryBrush}" />
                <Setter Property="Foreground" Value="White" />
                <Setter Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
            </DataTrigger>

            <!--  当 Tag="Danger" 时，应用危险按钮颜色  -->
            <DataTrigger Binding="{Binding Path=Tag, RelativeSource={RelativeSource Self}}" Value="Danger">
                <Setter Property="Background" Value="{StaticResource DangerBrush}" />
                <Setter Property="Foreground" Value="White" />
                <Setter Property="BorderBrush" Value="{StaticResource DangerBrush}" />
            </DataTrigger>

            <!--  ===============================================================  -->
            <!--  4. 复合触发器，处理不同 Tag 下的悬停和按下状态  -->
            <!--  ===============================================================  -->

            <!--  当 Tag="Primary" 并且 IsMouseOver="True"  -->
            <MultiDataTrigger>
                <MultiDataTrigger.Conditions>
                    <Condition Binding="{Binding Path=Tag, RelativeSource={RelativeSource Self}}" Value="Primary" />
                    <Condition Binding="{Binding Path=IsMouseOver, RelativeSource={RelativeSource Self}}" Value="True" />
                </MultiDataTrigger.Conditions>
                <Setter Property="Background" Value="{StaticResource PrimaryHoverBrush}" />
            </MultiDataTrigger>

            <!--  当 Tag="Primary" 并且 IsPressed="True"  -->
            <MultiDataTrigger>
                <MultiDataTrigger.Conditions>
                    <Condition Binding="{Binding Path=Tag, RelativeSource={RelativeSource Self}}" Value="Primary" />
                    <Condition Binding="{Binding Path=IsPressed, RelativeSource={RelativeSource Self}}" Value="True" />
                </MultiDataTrigger.Conditions>
                <Setter Property="Background" Value="{StaticResource PrimaryPressedBrush}" />
            </MultiDataTrigger>

            <!--  当 Tag="Danger" 并且 IsMouseOver="True"  -->
            <MultiDataTrigger>
                <MultiDataTrigger.Conditions>
                    <Condition Binding="{Binding Path=Tag, RelativeSource={RelativeSource Self}}" Value="Danger" />
                    <Condition Binding="{Binding Path=IsMouseOver, RelativeSource={RelativeSource Self}}" Value="True" />
                </MultiDataTrigger.Conditions>
                <Setter Property="Background" Value="{StaticResource DangerHoverBrush}" />
            </MultiDataTrigger>

            <!--  当 Tag="Danger" 并且 IsPressed="True"  -->
            <MultiDataTrigger>
                <MultiDataTrigger.Conditions>
                    <Condition Binding="{Binding Path=Tag, RelativeSource={RelativeSource Self}}" Value="Danger" />
                    <Condition Binding="{Binding Path=IsPressed, RelativeSource={RelativeSource Self}}" Value="True" />
                </MultiDataTrigger.Conditions>
                <Setter Property="Background" Value="{StaticResource DangerPressedBrush}" />
            </MultiDataTrigger>
        </Style.Triggers>
    </Style>
    <!--  浏览按钮样式  -->
    <Style
        x:Key="BrowseButton"
        BasedOn="{StaticResource {x:Type Button}}"
        TargetType="Button">
        <Setter Property="Background" Value="{StaticResource SecondaryBrush}" />
        <Setter Property="Foreground" Value="White" />
        <!--<Setter Property="Padding" Value="12,6" />-->
        <Setter Property="FontSize" Value="11" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Border
                        Padding="{TemplateBinding Padding}"
                        Background="{TemplateBinding Background}"
                        CornerRadius="0,4,4,0">
                        <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" />
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Style.Triggers>
            <Trigger Property="IsMouseOver" Value="True">
                <Setter Property="Background" Value="{StaticResource SecondaryHoverBrush}" />
            </Trigger>
            <Trigger Property="IsPressed" Value="True">
                <Setter Property="Background" Value="{StaticResource SecondaryPressedBrush}" />
            </Trigger>
        </Style.Triggers>
    </Style>

    <!--  工具栏按钮样式  -->
    <Style
        x:Key="ToolbarButton"
        BasedOn="{StaticResource {x:Type Button}}"
        TargetType="Button">
        <Setter Property="Background" Value="Transparent" />
        <Setter Property="Foreground" Value="{StaticResource SecondaryTextBrush}" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="BorderBrush" Value="{StaticResource BorderBrush}" />
        <Setter Property="FontSize" Value="10" />
        <Setter Property="Width" Value="20" />
        <Setter Property="Height" Value="20" />
        <Setter Property="Padding" Value="0" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Button">
                    <Border
                        Padding="{TemplateBinding Padding}"
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}"
                        CornerRadius="3">
                        <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" />
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Style.Triggers>
            <Trigger Property="IsMouseOver" Value="True">
                <Setter Property="Background" Value="{StaticResource LightBackgroundBrush}" />
                <Setter Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                <Setter Property="Foreground" Value="{StaticResource PrimaryBrush}" />
            </Trigger>
            <Trigger Property="IsPressed" Value="True">
                <Setter Property="Background" Value="{StaticResource PrimaryBrush}" />
                <Setter Property="Foreground" Value="White" />
            </Trigger>
        </Style.Triggers>
    </Style>


    <Style TargetType="TextBox">
        <Setter Property="Padding" Value="4" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="BorderBrush" Value="{StaticResource BorderBrush}" />
        <Setter Property="Background" Value="White" />
        <Setter Property="FontSize" Value="12" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="TextBox">
                    <Border
                        x:Name="border"
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}"
                        CornerRadius="4">
                        <ScrollViewer x:Name="PART_ContentHost" Margin="{TemplateBinding Padding}" />
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsFocused" Value="True">
                            <Setter Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                        </Trigger>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="BorderBrush" Value="{StaticResource PrimaryHoverBrush}" />
                        </Trigger>
                        <!--  这就是替代 ReadOnlyTextBox 的触发器  -->
                        <Trigger Property="IsReadOnly" Value="True">
                            <Setter Property="Background" Value="{StaticResource LightBackgroundBrush}" />
                            <Setter Property="BorderBrush" Value="{StaticResource LightBorderBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  2. 搜索文本框样式 (内置图标、水印和清除按钮)  -->
    <Style
        x:Key="SearchTextBox"
        BasedOn="{StaticResource {x:Type TextBox}}"
        TargetType="TextBox">
        <Setter Property="Tag" Value="搜索命令..." />
        <!--  用于水印的默认文本  -->
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="TextBox">
                    <Border
                        x:Name="border"
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}"
                        CornerRadius="4"
                        SnapsToDevicePixels="True">
                        <Grid>
                            <Grid.ColumnDefinitions>
                                <ColumnDefinition Width="Auto" />
                                <ColumnDefinition Width="*" />
                                <ColumnDefinition Width="Auto" />
                            </Grid.ColumnDefinitions>
                            <!--  搜索图标  -->
                            <TextBlock
                                Margin="8,0,0,0"
                                HorizontalAlignment="Left"
                                VerticalAlignment="Center"
                                FontFamily="Segoe MDL2 Assets"
                                FontSize="12"
                                Foreground="{StaticResource SecondaryTextBrush}"
                                IsHitTestVisible="False"
                                Text="&#xE721;" />

                            <!--  这是TextBox实际输入内容的地方  -->
                            <ScrollViewer
                                x:Name="PART_ContentHost"
                                Grid.Column="1"
                                Focusable="false"
                                HorizontalScrollBarVisibility="Hidden"
                                VerticalScrollBarVisibility="Hidden" />

                            <!--  水印文本  -->
                            <TextBlock
                                x:Name="Watermark"
                                Grid.Column="1"
                                Margin="{TemplateBinding Padding}"
                                VerticalAlignment="Center"
                                Foreground="{StaticResource SecondaryTextBrush}"
                                IsHitTestVisible="False"
                                Text="{TemplateBinding Tag}">
                                <TextBlock.Style>
                                    <Style TargetType="TextBlock">
                                        <Setter Property="Visibility" Value="Collapsed" />
                                        <Style.Triggers>
                                            <DataTrigger Binding="{Binding Text, RelativeSource={RelativeSource TemplatedParent}}" Value="">
                                                <Setter Property="Visibility" Value="Visible" />
                                            </DataTrigger>
                                        </Style.Triggers>
                                    </Style>
                                </TextBlock.Style>
                            </TextBlock>

                            <!--  清除按钮  -->
                            <Button
                                x:Name="PART_ClearButton"
                                Grid.Column="2"
                                Width="16"
                                Height="16"
                                Margin="0,0,6,0"
                                HorizontalAlignment="Right"
                                VerticalAlignment="Center"
                                Content="✕"
                                Cursor="Hand"
                                FontSize="10">
                                <Button.Style>
                                    <Style TargetType="Button">
                                        <Setter Property="Background" Value="Transparent" />
                                        <Setter Property="Foreground" Value="{StaticResource SecondaryTextBrush}" />
                                        <Setter Property="BorderThickness" Value="0" />
                                        <Setter Property="Visibility" Value="Collapsed" />
                                        <Setter Property="Template">
                                            <Setter.Value>
                                                <ControlTemplate TargetType="Button">
                                                    <Border
                                                        Padding="2"
                                                        Background="{TemplateBinding Background}"
                                                        CornerRadius="8">
                                                        <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" />
                                                    </Border>
                                                </ControlTemplate>
                                            </Setter.Value>
                                        </Setter>
                                        <Style.Triggers>
                                            <DataTrigger Binding="{Binding Text, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType=TextBox}}" Value="">
                                                <Setter Property="Visibility" Value="Collapsed" />
                                            </DataTrigger>
                                            <Trigger Property="IsMouseOver" Value="True">
                                                <Setter Property="Background" Value="{StaticResource LightBackgroundBrush}" />
                                                <Setter Property="Foreground" Value="{StaticResource TextBrush}" />
                                            </Trigger>
                                        </Style.Triggers>
                                    </Style>
                                </Button.Style>
                            </Button>
                        </Grid>
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="border" Property="BorderBrush" Value="{StaticResource PrimaryHoverBrush}" />
                        </Trigger>
                        <Trigger Property="IsFocused" Value="True">
                            <Setter TargetName="border" Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                            <Setter TargetName="border" Property="BorderThickness" Value="1" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  文件路径文本框样式  -->
    <Style
        x:Key="FilePathTextBox"
        BasedOn="{StaticResource {x:Type TextBox}}"
        TargetType="TextBox">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="TextBox">
                    <Border
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}"
                        CornerRadius="4,0,0,4">
                        <ScrollViewer x:Name="PART_ContentHost" Margin="{TemplateBinding Padding}" />
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsFocused" Value="True">
                            <Setter Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                            <Setter Property="BorderThickness" Value="2" />
                        </Trigger>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter Property="BorderBrush" Value="{StaticResource PrimaryHoverBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
    <!--  ==================================================================  -->
    <!--  扁平化 TabControl 样式 (替换旧样式)  -->
    <!--  ==================================================================  -->

    <!--  TabControl 样式  -->
    <!--  这个模板创建了一个清晰的结构：顶部是标签头，下面是带上边框的内容区域  -->
    <Style TargetType="TabControl">
        <Setter Property="Background" Value="Transparent" />
        <Setter Property="BorderThickness" Value="0" />
        <Setter Property="Padding" Value="0" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="TabControl">
                    <Grid KeyboardNavigation.TabNavigation="Local">
                        <Grid.RowDefinitions>
                            <RowDefinition Height="Auto" />
                            <RowDefinition Height="*" />
                        </Grid.RowDefinitions>

                        <!--  1. 顶部的标签头区域  -->
                        <TabPanel
                            Grid.Row="0"
                            Margin="0,0,0,-1"
                            Background="Transparent"
                            IsItemsHost="true"
                            KeyboardNavigation.TabIndex="1"
                            ZIndex="1" />

                        <!--  2. 下方的内容区域，顶部有一条分割线  -->
                        <Border
                            Grid.Row="1"
                            Background="White"
                            BorderBrush="{StaticResource BorderBrush}"
                            BorderThickness="0,1,0,0"
                            KeyboardNavigation.DirectionalNavigation="Contained"
                            KeyboardNavigation.TabIndex="2"
                            KeyboardNavigation.TabNavigation="Local">
                            <ContentPresenter
                                x:Name="PART_SelectedContentHost"
                                Margin="{TemplateBinding Padding}"
                                ContentSource="SelectedContent"
                                SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
                        </Border>
                    </Grid>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  TabItem 样式  -->
    <!--  这是实现扁平化风格的核心。它使用 BorderThickness 来创建下划线效果  -->
    <Style TargetType="TabItem">
        <Setter Property="Padding" Value="12,8" />
        <Setter Property="Margin" Value="0,0,5,0" />
        <Setter Property="Foreground" Value="{StaticResource SecondaryTextBrush}" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="TabItem">
                    <!--  我们使用一个Border作为标签的基础，它的下边框将作为指示器  -->
                    <Border
                        x:Name="Border"
                        Margin="{TemplateBinding Margin}"
                        Padding="{TemplateBinding Padding}"
                        Background="Transparent"
                        BorderBrush="Transparent"
                        BorderThickness="0,0,0,2">
                        <ContentPresenter
                            x:Name="ContentSite"
                            HorizontalAlignment="Center"
                            VerticalAlignment="Center"
                            ContentSource="Header" />
                    </Border>
                    <ControlTemplate.Triggers>
                        <!--  当标签被选中时  -->
                        <Trigger Property="IsSelected" Value="True">
                            <Setter Property="Foreground" Value="{StaticResource PrimaryBrush}" />
                            <!--<Setter Property="FontWeight" Value="SemiBold" />-->
                            <!--  显示彩色的下划线  -->
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                        </Trigger>
                        <!--  当鼠标悬停在一个未选中的标签上时  -->
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="IsSelected" Value="False" />
                                <Condition Property="IsMouseOver" Value="True" />
                            </MultiTrigger.Conditions>
                            <Setter Property="Foreground" Value="{StaticResource TextBrush}" />
                            <!--  显示一条灰色的下划线作为悬停反馈  -->
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource BorderBrush}" />
                        </MultiTrigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  TreeView 样式  -->
    <Style TargetType="TreeView">
        <Setter Property="Background" Value="White" />
        <Setter Property="BorderBrush" Value="{StaticResource BorderBrush}" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="Padding" Value="4" />
    </Style>
    <!--  TreeViewItem 的展开/折叠按钮 (ToggleButton) 样式  -->
    <Style x:Key="ExpandCollapseToggleStyle" TargetType="ToggleButton">
        <Setter Property="Focusable" Value="False" />
        <Setter Property="HorizontalContentAlignment" Value="Center" />
        <Setter Property="VerticalContentAlignment" Value="Center" />
        <Setter Property="Width" Value="16" />
        <Setter Property="Height" Value="16" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="ToggleButton">
                    <Grid
                        x:Name="container"
                        Width="{TemplateBinding Width}"
                        Height="{TemplateBinding Height}"
                        HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
                        VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                        Background="Transparent"
                        RenderTransformOrigin="0.5,0.5">
                        <Grid.RenderTransform>
                            <RotateTransform Angle="0" />
                        </Grid.RenderTransform>
                        <!--  将 Path 包装在 Viewbox 中以实现居中和缩放  -->
                        <Viewbox Width="8" Height="8">
                            <Path
                                x:Name="arrow"
                                Data="M 0,0 L 4,4 L 0,8"
                                Fill="Transparent"
                                Stroke="{Binding Path=Foreground, RelativeSource={RelativeSource AncestorType=ToggleButton}}"
                                StrokeThickness="1.5" />
                        </Viewbox>
                    </Grid>
                    <ControlTemplate.Triggers>
                        <!--  展开时旋转箭头  -->
                        <Trigger Property="IsChecked" Value="True">
                            <Setter TargetName="container" Property="RenderTransform">
                                <Setter.Value>
                                    <RotateTransform Angle="90" />
                                </Setter.Value>
                            </Setter>
                            <Setter TargetName="arrow" Property="Stroke" Value="{StaticResource SecondaryTextBrush}" />
                        </Trigger>
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="arrow" Property="Stroke" Value="{StaticResource TextBrush}" />
                        </Trigger>
                        <!--  禁用时的样式  -->
                        <Trigger Property="IsEnabled" Value="False">
                            <Setter TargetName="arrow" Property="Stroke" Value="{StaticResource DisabledTextBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
    <!--  用于计算子项缩进的辅助转换器  -->
    <local:LeftMarginMultiplier x:Key="LeftMarginMultiplier" />
    <!--  TreeViewItem 的主样式  -->
    <Style TargetType="{x:Type TreeViewItem}">
        <Setter Property="Background" Value="Transparent" />
        <Setter Property="Padding" Value="2,3" />
        <Setter Property="HorizontalContentAlignment" Value="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}" />
        <Setter Property="VerticalContentAlignment" Value="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType={x:Type ItemsControl}}}" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type TreeViewItem}">
                    <StackPanel>
                        <Border
                            x:Name="Bd"
                            Padding="{TemplateBinding Padding}"
                            Background="{TemplateBinding Background}"
                            BorderBrush="{TemplateBinding BorderBrush}"
                            BorderThickness="{TemplateBinding BorderThickness}"
                            CornerRadius="4">
                            <Grid Margin="{Binding Converter={StaticResource LeftMarginMultiplier}, ConverterParameter=19, RelativeSource={RelativeSource TemplatedParent}}">
                                <Grid.ColumnDefinitions>
                                    <ColumnDefinition Width="Auto" />
                                    <ColumnDefinition Width="*" />
                                </Grid.ColumnDefinitions>

                                <!--  展开/折叠按钮  -->
                                <ToggleButton
                                    x:Name="Expander"
                                    ClickMode="Press"
                                    IsChecked="{Binding IsExpanded, RelativeSource={RelativeSource TemplatedParent}}"
                                    Style="{StaticResource ExpandCollapseToggleStyle}" />

                                <!--  内容 (Header)  -->
                                <ContentPresenter
                                    x:Name="PART_Header"
                                    Grid.Column="1"
                                    HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
                                    ContentSource="Header"
                                    SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
                            </Grid>
                        </Border>
                        <!--  子项容器  -->
                        <ItemsPresenter x:Name="ItemsHost" Visibility="Collapsed" />
                    </StackPanel>
                    <ControlTemplate.Triggers>
                        <!--  当有子项时才显示展开按钮  -->
                        <Trigger Property="HasItems" Value="false">
                            <Setter TargetName="Expander" Property="Visibility" Value="Hidden" />
                        </Trigger>
                        <!--  当被展开时，显示子项  -->
                        <Trigger Property="IsExpanded" Value="true">
                            <Setter TargetName="ItemsHost" Property="Visibility" Value="Visible" />
                        </Trigger>
                        <!--  选中时的背景高亮  -->
                        <Trigger Property="IsSelected" Value="true">
                            <Setter TargetName="Bd" Property="Background" Value="{StaticResource LightBackgroundBrush}" />
                        </Trigger>
                        <!--  多选高亮 (用于按下Ctrl键时)  -->
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="IsSelected" Value="true" />
                                <Condition Property="IsSelectionActive" Value="false" />
                            </MultiTrigger.Conditions>
                            <Setter TargetName="Bd" Property="Background" Value="{StaticResource BorderBrush}" />
                        </MultiTrigger>
                        <!--  禁用时的样式  -->
                        <Trigger Property="IsEnabled" Value="false">
                            <Setter Property="Foreground" Value="{StaticResource DisabledTextBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
    <!--  窗口容器样式  -->
    <Style x:Key="WindowContainer" TargetType="Border">
        <Setter Property="Background" Value="White" />
        <Setter Property="CornerRadius" Value="8" />
        <Setter Property="Effect">
            <Setter.Value>
                <DropShadowEffect
                    BlurRadius="8"
                    Opacity="0.1"
                    ShadowDepth="2"
                    Color="Black" />
            </Setter.Value>
        </Setter>
    </Style>

    <!--  主内容区域样式  -->
    <Style x:Key="ContentContainer" TargetType="Border">
        <Setter Property="Background" Value="White" />
        <Setter Property="BorderBrush" Value="{StaticResource BorderBrush}" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="CornerRadius" Value="6" />
    </Style>

    <!--  CheckBox 样式  -->
    <Style TargetType="CheckBox">
        <Setter Property="Foreground" Value="{StaticResource TextBrush}" />
        <Setter Property="FontSize" Value="12" />
        <Setter Property="VerticalAlignment" Value="Center" />
        <Setter Property="HorizontalContentAlignment" Value="Left" />
        <Setter Property="IsThreeState" Value="False" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="CheckBox">
                    <Grid>
                        <Grid.ColumnDefinitions>
                            <ColumnDefinition Width="Auto" />
                            <ColumnDefinition Width="*" />
                        </Grid.ColumnDefinitions>
                        <Border
                            x:Name="Border"
                            Grid.Column="0"
                            Width="18"
                            Height="18"
                            Margin="0,0,8,0"
                            Background="White"
                            BorderBrush="{StaticResource BorderBrush}"
                            BorderThickness="1"
                            CornerRadius="3">
                            <Grid>
                                <!--  选中状态的勾选标记  -->
                                <Path
                                    x:Name="CheckMark"
                                    Data="M 3,9 L 7,13 L 15,5"
                                    Fill="Transparent"
                                    Stroke="White"
                                    StrokeLineJoin="Round"
                                    StrokeThickness="2"
                                    Visibility="Collapsed" />

                                <!--  不确定状态的标记  -->
                                <Rectangle
                                    x:Name="IndeterminateMark"
                                    Width="8"
                                    Height="2"
                                    HorizontalAlignment="Center"
                                    VerticalAlignment="Center"
                                    Fill="White"
                                    Visibility="Collapsed" />
                            </Grid>
                        </Border>
                        <ContentPresenter
                            Grid.Column="1"
                            HorizontalAlignment="Left"
                            VerticalAlignment="Center"
                            ContentSource="Content" />
                    </Grid>
                    <ControlTemplate.Triggers>
                        <!--  选中状态  -->
                        <Trigger Property="IsChecked" Value="True">
                            <Setter TargetName="CheckMark" Property="Visibility" Value="Visible" />
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource PrimaryBrush}" />
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                        </Trigger>

                        <!--  不确定状态  -->
                        <Trigger Property="IsChecked" Value="{x:Null}">
                            <Setter TargetName="IndeterminateMark" Property="Visibility" Value="Visible" />
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource PrimaryBrush}" />
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryBrush}" />
                        </Trigger>

                        <!--  禁用状态  -->
                        <Trigger Property="IsEnabled" Value="False">
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource DisabledBrush}" />
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource DisabledBrush}" />
                            <Setter TargetName="CheckMark" Property="Stroke" Value="{StaticResource DisabledTextBrush}" />
                            <Setter TargetName="IndeterminateMark" Property="Fill" Value="{StaticResource DisabledTextBrush}" />
                        </Trigger>

                        <!--  鼠标悬停状态  -->
                        <Trigger Property="IsMouseOver" Value="True">
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryHoverBrush}" />
                        </Trigger>

                        <!--  鼠标悬停且选中状态  -->
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="IsMouseOver" Value="True" />
                                <Condition Property="IsChecked" Value="True" />
                            </MultiTrigger.Conditions>
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource PrimaryHoverBrush}" />
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryHoverBrush}" />
                        </MultiTrigger>

                        <!--  鼠标悬停且不确定状态  -->
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="IsMouseOver" Value="True" />
                                <Condition Property="IsChecked" Value="{x:Null}" />
                            </MultiTrigger.Conditions>
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource PrimaryHoverBrush}" />
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryHoverBrush}" />
                        </MultiTrigger>

                        <!--  按下状态  -->
                        <Trigger Property="IsPressed" Value="True">
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource PrimaryPressedBrush}" />
                            <Setter TargetName="Border" Property="BorderBrush" Value="{StaticResource PrimaryPressedBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
    <!--  ==================================================================  -->
    <!--  ContextMenu, MenuItem, and Separator Styles  -->
    <!--  ==================================================================  -->

    <!--  右键菜单中的分隔符样式  -->
    <Style x:Key="ModernContextMenuSeparator" TargetType="Separator">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="Separator">
                    <Rectangle
                        Height="1"
                        Margin="30,4,4,4"
                        Fill="{StaticResource BorderBrush}" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  右键菜单 (ContextMenu) 的整体样式  -->
    <Style TargetType="{x:Type ContextMenu}">
        <Setter Property="Background" Value="White" />
        <Setter Property="BorderBrush" Value="{StaticResource BorderBrush}" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="Padding" Value="2" />
        <Setter Property="SnapsToDevicePixels" Value="True" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type ContextMenu}">
                    <Border
                        Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}"
                        CornerRadius="4">
                        <Border.Effect>
                            <DropShadowEffect
                                BlurRadius="4"
                                Opacity="0.5"
                                ShadowDepth="1"
                                Color="#CCCCCC" />
                        </Border.Effect>
                        <StackPanel IsItemsHost="True" KeyboardNavigation.DirectionalNavigation="Cycle" />
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  菜单项 (MenuItem) 的样式  -->
    <Style TargetType="{x:Type MenuItem}">
        <Setter Property="Height" Value="32" />
        <Setter Property="Padding" Value="8,0" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type MenuItem}">
                    <Border
                        x:Name="Border"
                        Margin="3"
                        Padding="0"
                        CornerRadius="3">
                        <Grid>
                            <Grid.ColumnDefinitions>
                                <!--  定义图标列，宽度固定为30  -->
                                <ColumnDefinition Width="30" SharedSizeGroup="Icon" />
                                <!--  定义标题列，自动填充剩余空间  -->
                                <ColumnDefinition Width="*" />
                                <!--  定义快捷键列，宽度自动  -->
                                <ColumnDefinition Width="Auto" SharedSizeGroup="Shortcut" />
                            </Grid.ColumnDefinitions>

                            <!--  图标内容呈现器  -->
                            <ContentPresenter
                                x:Name="Icon"
                                Margin="6,0"
                                VerticalAlignment="Center"
                                ContentSource="Icon" />

                            <!--  标题文本内容呈现器  -->
                            <ContentPresenter
                                x:Name="HeaderHost"
                                Grid.Column="1"
                                VerticalAlignment="Center"
                                ContentSource="Header" />

                        </Grid>
                    </Border>
                    <ControlTemplate.Triggers>
                        <!--  鼠标悬停时的高亮效果  -->
                        <Trigger Property="IsHighlighted" Value="True">
                            <Setter TargetName="Border" Property="Background" Value="{StaticResource LightBackgroundBrush}" />
                        </Trigger>
                        <!--  禁用时的样式  -->
                        <Trigger Property="IsEnabled" Value="False">
                            <Setter Property="Foreground" Value="{StaticResource DisabledTextBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <!--  将 ModernContextMenuSeparator 样式应用到 MenuItem 内部的 Separator  -->
        <Style.Resources>
            <Style BasedOn="{StaticResource ModernContextMenuSeparator}" TargetType="Separator" />
        </Style.Resources>
    </Style>


</ResourceDictionary>