public UltraListViewDragColumnHeaderUIElement( UltraListViewColumnHeaderAreaUIElement parent, UltraListViewColumnBase column )
'宣言 Public Function New( _ ByVal parent As UltraListViewColumnHeaderAreaUIElement, _ ByVal column As UltraListViewColumnBase _ )
UltraListViewDragColumnHeaderUIElement クラス UltraListViewDragColumnHeaderUIElement メンバ
