在 WPF 中以编程方式显示菜单
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Show menu programmatically in WPF
提问by Dmitry
How can I open menu (System.Windows.Controls.Menu) programmatically in WPF?
如何在 WPF 中以编程方式打开菜单 (System.Windows.Controls.Menu)？
回答by Andreas Grech
Get hold of the menu item, and do this :
获取菜单项，然后执行以下操作：
_menuItem.IsSubmenuOpen = true;
回答by Dmitry
Check out this example on how to open a context menu.
查看此示例了解如何打开上下文菜单。
http://www.uxpassion.com/2009/01/how-to-enable-and-show-context-menu-on-left-click-in-wpf/
http://www.uxpassion.com/2009/01/how-to-enable-and-show-context-menu-on-left-click-in-wpf/
In summary
总之
You can just call:
你可以打电话：
YourContextMenu.IsOpen = true;
This will display the context menu, just make sure its associated with a FrameworkElement on which it is displaying)
这将显示上下文菜单，只需确保它与显示它的 FrameworkElement 相关联）
回答by Joe Sonderegger
private void button_Click(object sender, RoutedEventArgs e)
{
var button= sender as FrameworkElement;
if (button != null)
{
button.ContextMenu.IsOpen = true;
}
}
回答by pablosan
void CmsBox_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
box = sender as WpfBox;
ContextMenu cms = new ContextMenu();
e.Handled = true;
...
}
