我要實現(xiàn)這樣一個功能<ContextMenu x:Key="ContextMenuColoum">             <MenuItem Header="復(fù)制"    Tag="{Binding 這里我要綁定父元素的Text屬性值}"   Click="MenCopy_Click" >                 <MenuItem.CommandBindings>                     <CommandBinding CanExecute="CommandBinding_CanExecute" Executed="CommandBinding_Executed" Command="Copy">                     </CommandBinding>                 </MenuItem.CommandBindings>             </MenuItem>         </ContextMenu>                  <DataTemplate x:Key="dataTemplateName">             <TextBlock Text="{Binding Name}" ContextMenu="{ StaticResource ContextMenuColoum}">             </TextBlock>         </DataTemplate>