用户对问题“ComboBox DataTemplate中的WPF CheckBox在DataGrid中不起作用”的回答

ComboBox DataTemplate中的WPF CheckBox在DataGrid中不起作用

<ComboBox ItemsSource="{Binding WrapUpHelper.WrapUps}">
                <ComboBox.ItemTemplate>
                    <DataTemplate>
                        <StackPanel Orientation="Vertical">
                            <StackPanel Orientation="Horizontal">
                                <CheckBox IsChecked="{Binding IsSelected}"
                                          Width="20" />
                                <TextBlock Text="{Binding FriendlyDescription}" />
                            </StackPanel>
                            <ListBox ItemsSource="{Binding WrapUps}"
                                     Visibility="{Binding Path=IsSelected, Converter={StaticResource BooleanToVisibilityConverter}}"
                                     BorderThickness="0"
                                     Background="Transparent">
                                <ListBox.ItemTemplate>
                                    <DataTemplate>
                                        <StackPanel Orientation="Horizontal">
                                            <CheckBox IsChecked="{Binding IsSelected}"
                                                      Width="20" />
                                            <TextBlock Text="{Binding FriendlyDescription}" />
                                        </StackPanel>
                                    </DataTemplate>
                                </ListBox.ItemTemplate>
                            </ListBox>
                        </StackPanel>
                    </DataTemplate>
                </ComboBox.ItemTemplate>
            </ComboBox>

<DataGridTemplateColumn Header="Wrap up" Width="100">
                    <DataGridTemplateColumn.CellTemplate>
                        <DataTemplate>
                            <ComboBox ItemsSource="{Binding WrapUpHelper.WrapUps}">
                                <ComboBox.ItemTemplate>
                                    <DataTemplate>
                                        <StackPanel Orientation="Vertical">
                                            <StackPanel Orientation="Horizontal">
                                                <CheckBox IsChecked="{Binding IsSelected}"
                                                          Width="20" />
                                                <TextBlock Text="{Binding FriendlyDescription}" />
                                            </StackPanel>
                                            <ListBox ItemsSource="{Binding WrapUps}"
                                                     Visibility="{Binding Path=IsSelected, Converter={StaticResource BooleanToVisibilityConverter}}"
                                                     BorderThickness="0"
                                                      Background="Transparent">
                                                <ListBox.ItemTemplate>
                                                    <DataTemplate>
                                                        <StackPanel Orientation="Horizontal">
                                                            <CheckBox IsChecked="{Binding IsSelected}" Width="20" />
                                                            <TextBlock Text="{Binding FriendlyDescription}" />
                                                        </StackPanel>
                                                    </DataTemplate>
                                                </ListBox.ItemTemplate>
                                            </ListBox>
                                        </StackPanel>