ICODEBROKER

■ Binding 태그 확장 : RelativeSource 속성에서 RelativeSource 태그 확장을 사용해 상위 엘리먼트 속성 바인딩하기

------------------------------------------------------------------------------------------------------------------------

<ListBox x:Class="TestProject.MultiListBox" ...>

    <ListBox.ItemTemplate>

        <DataTemplate>

            <StackPanel Margin="1" Orientation="Horizontal">

                <CheckBox Name="itemCheckBox"

                    VerticalAlignment="Center"

                    Width="20"

                    IsChecked="{Binding IsChecked}" />

                <Image Name="itemImage"

                    VerticalAlignment="Center"

                    Margin="0 0 5 0"

                    Width="16"

                    Height="16"

                    Stretch="None"

                    Source="{Binding Icon}" />

                <TextBlock Name="itemTextBlock"

                    VerticalAlignment="Center"

                    Margin="0"

                    Width="{Binding RelativeSource={RelativeSource AncestorType=ScrollContentPresenter, Mode=FindAncestor}, Path=ActualWidth}"

                    Text="{Binding Text}" />

            </StackPanel>

            <DataTemplate.Triggers>

                <DataTrigger Binding="{Binding Icon}" Value="{x:Null}">

                    <Setter TargetName="itemImage" Property="Visibility" Value="Collapsed" />

                </DataTrigger>

            </DataTemplate.Triggers>

        </DataTemplate>

    </ListBox.ItemTemplate>

</ListBox>

------------------------------------------------------------------------------------------------------------------------