internal override void Dismiss (ToolStripDropDownCloseReason reason)
{
this.Close (reason);
base.Dismiss (reason);
// ContextMenuStrip won't have a parent
if (this.OwnerItem == null)
return;
// Ensure Submenu loes keyboard capture when closing.
ToolStrip parent_strip = this.OwnerItem.Parent;
ToolStripManager.SetActiveToolStrip (null, false);
}