private void CloseAllDropDown() { foreach (ToolStripItem item in this.DisplayedItems) { QMenuItem item2 = item as QMenuItem; if ((item2 != null) && item2.Selected) { if (item2.HasDropDownItems && item2.DropDown.Visible) { item2.HideDropDown(); } this.miUnselect.Invoke(item2, null); break; } } }