C#，WPF DataGrid显示空行

<Window x:Class="WpfApp.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="450" Width="800">
    <Grid>
        <DataGrid ItemsSource="{Binding Data}" CanUserAddRows="True" AutoGenerateColumns="False">
            <DataGrid.Columns>
                <!-- 定义列 -->
                <DataGridTextColumn Header="Name" Binding="{Binding Name}" />
                <DataGridTextColumn Header="Age" Binding="{Binding Age}" />
            </DataGrid.Columns>
            <DataGrid.RowStyle>
                <Style TargetType="DataGridRow">
                    <Style.Triggers>
                        <!-- 根据数据是否为空来设置行的可见性 -->
                        <DataTrigger Binding="{Binding Name}" Value="{x:Null}">
                            <Setter Property="Visibility" Value="Collapsed" />
                        </DataTrigger>
                    </Style.Triggers>
                </Style>
            </DataGrid.RowStyle>
        </DataGrid>
    </Grid>
</Window>