[英]how to show context menu when i click on left mouse button c#
我試過這段代碼,但沒有用,請幫忙
if(e.Buttons == MouseButton.left){
contextMenu Menu_one = new contextMenu();
var menu_item_copy = new MenuItem("Copy", menu_item_copy_click)
Menu_one.Menuitem.add(menu_item_copy );
button_one.contextMenu = Menu_one;
}
private void button_one_MouseClick(object sender, MouseEventArgs e)
{
if (e.Button is MouseButtons.Left)
{
button_one.ContextMenu = new ContextMenu();
button_one.ContextMenu.MenuItems.Add("Copy", menu_item_copy_click);
button_one.ContextMenu.Show(button_one, new Point(e.X, e.Y));
}
}
private void menu_item_copy_click(object sender, EventArgs e)
{
// Do something here
}
if(e.Buttons == MouseButton.left){
contextMenu Menu_one = new contextMenu();
var menu_item_copy = new MenuItem("Copy", menu_item_copy_click)
Menu_one.Menuitem.add(menu_item_copy );
button_one.contextMenu = Menu_one;
Menu_one.Show();
}
這是您忘記的行:Menu_one.Show();
button_one.ContextMenu.Show(button_one, new Point(e.X, e.Y), LeftRightAlignment.Right);
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