VOWinFormApp.BeforeDispatch 方法

 VIRTUAL METHOD BeforeDispatch(
	hWnd,
	uMsg,
	wParam,
	lParam
) AS USUAL CLIPPER

[ClipperCallingConventionAttribute(new string[] { ... })]
public virtual __Usual BeforeDispatch(
	__Usual hWnd = default,
	__Usual uMsg = default,
	__Usual wParam = default,
	__Usual lParam = default
)