我发现了一种使单个单元格看起来没有被选中的方法,尽管我不确定它是否是最好的方法。
编辑 DataGrid 的 CellStyle,找到名为 FocusVisual 的 Rectangle。这是用于指示选定单元格的矩形。将其 Fill & Stroke 设置为透明,我还将其 StrokeThickness 设置为 0。不要完全删除 Rectangle,因为其他东西都希望它在那里。xaml 看起来像这样:
<Style x:Key="NonSelectableDataGridCellStyle" TargetType="data:DataGridCell">
<Setter Property="Background" Value="Transparent"/>
<Setter Property="HorizontalContentAlignment" Value="Stretch"/>
<Setter Property="VerticalContentAlignment" Value="Stretch"/>
<Setter Property="IsTabStop" Value="False"/>
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="data:DataGridCell">
<Grid x:Name="Root" Background="{TemplateBinding Background}">
<Grid.ColumnDefinitions>
<ColumnDefinition/>
<ColumnDefinition Width="Auto"/>
</Grid.ColumnDefinitions>
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CurrentStates">
<VisualState x:Name="Regular"/>
<VisualState x:Name="Current">
<Storyboard>
<DoubleAnimation Duration="0"
Storyboard.TargetName="FocusVisual"
Storyboard.TargetProperty="Opacity" To="1"/>
</Storyboard>
</VisualState>
</VisualStateGroup>
<VisualStateGroup x:Name="ValidationStates">
<VisualState x:Name="Valid"/>
<VisualState x:Name="Invalid">
<Storyboard>
<DoubleAnimation Duration="0" Storyboard.TargetName="InvalidVisualElement" Storyboard.TargetProperty="Opacity" To="1"/>
<ColorAnimation Duration="0" Storyboard.TargetName="FocusVisual" Storyboard.TargetProperty="(Fill).Color" To="#FFFFFFFF"/>
</Storyboard>
</VisualState>
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<Rectangle x:Name="FocusVisual"
Fill="Transparent"
Stroke="Transparent"
StrokeThickness="0"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch"
IsHitTestVisible="false"
Opacity="0"
/>
<ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" Content="{TemplateBinding Content}" ContentTemplate="{TemplateBinding ContentTemplate}"/>
<Rectangle x:Name="InvalidVisualElement" Stroke="#FFDC000C" StrokeThickness="1" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" IsHitTestVisible="False" Opacity="0"/>
<Rectangle x:Name="RightGridLine" VerticalAlignment="Stretch" Width="1" Grid.Column="1"/>
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
然后将 CellStyle 添加到 DataGrid
<data:DataGrid x:Name="uiDataGrid"
CellStyle="{StaticResource NonSelectableDataGridCellStyle}"
>
...
</data:DataGrid>