internal LocalizedToolStripMenuItem InitializedMenuItem()
{
if (MenuItem == null)
{
MenuItem = LocalizedToolStripMenuItem.CreateFrom(ContainerNode);
UIMenuBuilder.BuildMenu(DropDownItemsActionHandler, MenuItem.DropDownItems);
MenuItem.Visible = UpdateMenu();
MenuItem.DropDownOpening += (_, __) => UpdateMenu();
MenuItem.Disposed += (_, __) => MenuItem = null;
}
return(MenuItem);
}
protected override void OnOpening(CancelEventArgs e)
{
base.OnOpening(e);
// Dynamically build the context menu here.
base.Items.Clear();
if (ownerControl != null && ownerControl.IsHandleCreated)
{
UIMenuBuilder.BuildMenu(ActionHandler, Items);
}
// If no items, add the dummy item again, or else no context menu strip will be opened even if the opening event is fired.
if (Items.Count == 0)
{
Items.Add(dummyItem);
e.Cancel = true;
}
}
