（WPF）实现DataGrid中当某一列的值显示为密码样式

                                            <!--变量值-->
                                            <DataGridTextColumn Binding="{Binding Value,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged,
                                                NotifyOnTargetUpdated=True}" Header="变量值">
                                                <DataGridTextColumn.ElementStyle>
                                                    <Style TargetType="TextBlock">
                                                        <Setter Property="HorizontalAlignment" Value="Center"/>
                                                        <Setter Property="VerticalAlignment" Value="Center"/>
                                                        <Style.Triggers>
                                                            <DataTrigger Binding="{Binding Type,UpdateSourceTrigger=PropertyChanged}" Value="{x:Static RpaModelVariable:ValueTypeConstants.Password}">
                                                                <Setter Property="Foreground" Value="Transparent"/>
                                                                <Setter Property="TextDecorations">
                                                                    <Setter.Value>
                                                                        <TextDecorationCollection>
                                                                            <TextDecoration>
                                                                                <TextDecoration.Pen>
                                                                                    <Pen Thickness="10" Brush="Black"   EndLineCap="Round" StartLineCap="Round"     DashCap="Round"  >
                                                                                        <Pen.DashStyle>
                                                                                            <DashStyle Dashes="0.0,1.2" Offset="0.6"/>
                                                                                        </Pen.DashStyle>
                                                                                    </Pen>
                                                                                </TextDecoration.Pen>
                                                                                <TextDecoration.Location>
                                                                                    <TextDecorationLocation>Strikethrough</TextDecorationLocation>
                                                                                </TextDecoration.Location>
                                                                            </TextDecoration>
                                                                        </TextDecorationCollection>
                                                                    </Setter.Value>
                                                                </Setter>
                                                            </DataTrigger>
                                                        </Style.Triggers>
                                                    </Style>
                                                </DataGridTextColumn.ElementStyle>