gridcontrol datatemplate trigger

<TextBlock Name="textBlock" HorizontalAlignment="Left" Text="{Binding Value}"></TextBlock> 绑定的cell里面的值
                        <DataTemplate.Triggers>
                            <MultiDataTrigger>
                                <MultiDataTrigger.Conditions>
                                    <Condition Binding="{Binding Path=Column.FieldName}" Value="test"/> //去该列的列头名称
                                    <Condition Binding="{Binding Path=Value,Converter={StaticResource summaryColorConvert}}" Value="True"/>
                                </MultiDataTrigger.Conditions>
                                <MultiDataTrigger.Setters>
                                    <Setter Property="Foreground" Value="Red" TargetName="textBlock"/>
                                </MultiDataTrigger.Setters>
                            </MultiDataTrigger>
                            <MultiDataTrigger>
                                <MultiDataTrigger.Conditions>
                                    <Condition Binding="{Binding Path=Column.FieldName}" Value="test1"/>
                                    <Condition Binding="{Binding Path=Value,Converter={StaticResource summaryColorConvert}}" Value="False"/>
                                </MultiDataTrigger.Conditions>
                                <MultiDataTrigger.Setters>
                                    <Setter Property="Foreground" Value="Green" TargetName="textBlock"/>
                                </MultiDataTrigger.Setters>
                            </MultiDataTrigger>
                            <MultiDataTrigger>
                                <MultiDataTrigger.Conditions>
                                    <Condition Binding="{Binding Path=Column.FieldName}" Value="test2"/>
                                    <Condition Binding="{Binding Path=Value,Converter={StaticResource summaryColorConvert}}" Value="True"/>
                                </MultiDataTrigger.Conditions>
                                <MultiDataTrigger.Setters>
                                    <Setter Property="Foreground" Value="Red" TargetName="textBlock"/>
                                </MultiDataTrigger.Setters>
                            </MultiDataTrigger>
                            <MultiDataTrigger>
                                <MultiDataTrigger.Conditions>
                                    <Condition Binding="{Binding Path=Column.FieldName}" Value="test4"/>
                                    <Condition Binding="{Binding Path=Value,Converter={StaticResource summaryColorConvert}}" Value="False"/>
                                </MultiDataTrigger.Conditions>
                                <MultiDataTrigger.Setters>
                                    <Setter Property="Foreground" Value="Green" TargetName="textBlock"/>
                                </MultiDataTrigger.Setters>
                            </MultiDataTrigger>
                        </DataTemplate.Triggers>

<DataTemplate.Triggers>
                                <DataTrigger Binding="{Binding Value}" Value="nouse">
                                    <Setter Property="Visibility" Value="Hidden" TargetName="dropDownButton"/>
                                </DataTrigger>
                            </DataTemplate.Triggers>

当该列的值cell值为nouse时 隐藏该列的dropDownButton