左键单击显示ContextMenu仅使用XAML

        ContextMenuOpening="Button_ContextMenuOpening">
   <Button.ContextMenu>
       <ContextMenu>
           <MenuItem Header="Option 1" Click="MenuItem_Click"/>
           <MenuItem Header="Option 2" Click="MenuItem_Click"/>
        </ContextMenu>
    </Button.ContextMenu>
</Button>

private void Button_ContextMenuOpening(object sender, ContextMenuEventArgs e)
{
    // 在此处添加自定义逻辑，例如根据条件启用或禁用菜单项
}

private void MenuItem_Click(object sender, RoutedEventArgs e)
{
    var menuItem = sender as MenuItem;
    MessageBox.Show($"您点击了 {menuItem.Header}");
}