wpf - WPF ListView 从标题的顶部和侧面删除边框

Question

我正在尝试创建一个无边框的 ListView/GridView。我的屏幕背景是灰色的，但标题上方以及最左侧标题的左侧和最右侧标题的右侧有一个思考边框。我已经尝试过模板标题容器样式，它不会删除它们。有什么办法可以驾驭它们吗？

        <LinearGradientBrush x:Key="GridViewColumnHeaderBackground" EndPoint="0,1" StartPoint="0,0">
            <GradientStop Color="Transparent" Offset="0"/>
            <GradientStop Color="Transparent" Offset="0.4091"/>
            <GradientStop Color="Transparent" Offset="1"/>
        </LinearGradientBrush>
        <LinearGradientBrush x:Key="GridViewColumnHeaderBorderBackground" EndPoint="0,1" StartPoint="0,0">
            <GradientStop Color="Transparent" Offset="0"/>
            <GradientStop Color="Transparent" Offset="1"/>
        </LinearGradientBrush>
        <LinearGradientBrush x:Key="GridViewColumnHeaderHoverBackground" EndPoint="0,1" StartPoint="0,0">
            <GradientStop Color="Transparent" Offset="0"/>
            <GradientStop Color="Transparent" Offset="1"/>
        </LinearGradientBrush>
        <LinearGradientBrush x:Key="GridViewColumnHeaderPressBackground" EndPoint="0,1" StartPoint="0,0">
            <GradientStop Color="Transparent" Offset="0"/>
            <GradientStop Color="Transparent" Offset="1"/>
        </LinearGradientBrush>

        <Style x:Key="GridViewColumnHeaderGripper" TargetType="{x:Type Thumb}">
            <Setter Property="Visibility" Value="Collapsed" />
            <Setter Property="Canvas.Right" Value="-9"/>
            <Setter Property="Width" Value="18"/>
            <Setter Property="Height" Value="{Binding ActualHeight, RelativeSource={RelativeSource TemplatedParent}}"/>
            <Setter Property="Padding" Value="0"/>
            <Setter Property="Background" Value="Transparent"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type Thumb}">
                        <Border Background="Transparent" Padding="{TemplateBinding Padding}">
                            <Rectangle Fill="{TemplateBinding Background}" HorizontalAlignment="Center" Width="0"/>
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
        <Style x:Key="GridViewColumnHeaderOver" TargetType="{x:Type GridViewColumnHeader}">
            <Setter Property="Background" Value="Transparent" />
            <Setter Property="Margin" Value="0, 0, 0, 0" />
            <Setter Property="BorderThickness" Value="0"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type GridViewColumnHeader}">
                        <Grid SnapsToDevicePixels="true">
                            <Border x:Name="HeaderBorder" BorderBrush="Transparent" BorderThickness="0" Background="{TemplateBinding Background}">
                                <Grid>
                                    <Grid.RowDefinitions>
                                        <RowDefinition MaxHeight="7"/>
                                        <RowDefinition/>
                                    </Grid.RowDefinitions>
                                    <Rectangle x:Name="UpperHighlight" Fill="Transparent" Visibility="Collapsed"/>
                                    <Border Padding="{TemplateBinding Padding}" Grid.RowSpan="2">
                                        <ContentPresenter x:Name="HeaderContent" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="0,0,0,0" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
                                    </Border>
                                </Grid>
                            </Border>
                            <Border x:Name="HeaderHoverBorder" BorderThickness="0,0,0,0" Margin="0,0,0,0"/>
                            <Border x:Name="HeaderPressBorder" BorderThickness="0,0,0,0" Margin="0,0,0,0"/>
                            <Canvas>
                                <Thumb x:Name="PART_HeaderGripper" Style="{StaticResource GridViewColumnHeaderGripper}"/>
                            </Canvas>
                        </Grid>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsMouseOver" Value="true">
                                <Setter Property="Background" TargetName="HeaderBorder" Value="{StaticResource GridViewColumnHeaderHoverBackground}"/>
                                <Setter Property="BorderBrush" TargetName="HeaderHoverBorder" Value="#FF88CBEB"/>
                                <Setter Property="Visibility" TargetName="UpperHighlight" Value="Visible"/>
                                <Setter Property="Background" TargetName="PART_HeaderGripper" Value="Transparent"/>
                            </Trigger>
                            <Trigger Property="IsPressed" Value="true">
                                <Setter Property="Background" TargetName="HeaderBorder" Value="{StaticResource GridViewColumnHeaderPressBackground}"/>
                                <Setter Property="BorderBrush" TargetName="HeaderHoverBorder" Value="#FF95DAF9"/>
                                <Setter Property="BorderBrush" TargetName="HeaderPressBorder" Value="#FF7A9EB1"/>
                                <Setter Property="Visibility" TargetName="UpperHighlight" Value="Visible"/>
                                <Setter Property="Fill" TargetName="UpperHighlight" Value="#FFBCE4F9"/>
                                <Setter Property="Visibility" TargetName="PART_HeaderGripper" Value="Hidden"/>
                                <Setter Property="Margin" TargetName="HeaderContent" Value="0,0,0,0"/>
                            </Trigger>
                            <Trigger Property="Height" Value="Auto">
                                <Setter Property="MinHeight" Value="20"/>
                            </Trigger>
                            <Trigger Property="IsEnabled" Value="false">
                                <Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.GrayTextBrushKey}}"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

                <ListView ItemsSource="{Binding Stuff}" Margin="0" BorderBrush="Gray" BorderThickness="0" Padding="0">
                <ListView.View>
                    <GridView ColumnHeaderContainerStyle="{StaticResource GridViewColumnHeaderOver}">
                        <GridViewColumn>
                            <GridViewColumnHeader IsEnabled="False" Content="Sector" Background="Gray" Foreground="White" FontSize="30" BorderThickness="0" BorderBrush="Gray" Margin="0"/>

                            <GridViewColumn.CellTemplate>
                                <DataTemplate>
                                    <Border Margin="0"
                                            Background="Gray"
                                            HorizontalAlignment="Stretch">
                                        <TextBlock FontSize="30"
                                                   Text="{Binding Sector}"
                                                   Foreground="White"
                                                   VerticalAlignment="Center"
                                                   HorizontalAlignment="Center" />
                                    </Border>
                                </DataTemplate>
                            </GridViewColumn.CellTemplate>
                        </GridViewColumn>

                        <GridViewColumn>
                            <GridViewColumnHeader IsEnabled="False" Content="Revenue" Background="Gray" Foreground="White" FontSize="30" BorderThickness="0" BorderBrush="Gray"/>
                            <GridViewColumn.CellTemplate>
                                <DataTemplate>
                                    <Border Margin="0"
                                            Background="Gray"
                                            HorizontalAlignment="Stretch">
                                        <TextBlock FontSize="30"
                                                   Text="{Binding Sector}"
                                                   Foreground="White"
                                                   VerticalAlignment="Center"
                                                   HorizontalAlignment="Center" />
                                    </Border>
                                </DataTemplate>
                            </GridViewColumn.CellTemplate>
                        </GridViewColumn>
                    </GridView>
                </ListView.View>
            </ListView>

标签： wpflistviewheadercontrolsborder