PaintRgn

［聲明］

Declare Function PaintRgn Lib "gdi32" (ByVal hdc As Long, ByVal hRgn As Long) As Long

［説明］

用當前刷子背景色填充指定區域

［參數表］

hdc ------------ Long，設備場景句柄

hRgn ----------- Long，將填充的區域句柄

［返回值］

Long，執行成功為非零值，失敗為0