'宣言 Public Overloads Shared Sub DropDown( _ ByVal owner As Control, _ ByVal dropdownControl As Control, _ ByVal editControl As Control, _ ByVal closeUpHandler As EventHandler, _ ByVal exclusionArea As Rectangle, _ ByVal dropDownSize As Size, _ ByVal location As Point, _ ByVal alignRight As Boolean _ )
public static void DropDown( Control owner, Control dropdownControl, Control editControl, EventHandler closeUpHandler, Rectangle exclusionArea, Size dropDownSize, Point location, bool alignRight )