Form.Box 方法

 VIRTUAL METHOD Box(
	nXCoord1,
	nYCoord1,
	nXCoord2,
	nYCoord2
) AS USUAL CLIPPER

[ClipperCallingConventionAttribute(new string[] { ... })]
public virtual __Usual Box(
	__Usual nXCoord1 = default,
	__Usual nYCoord1 = default,
	__Usual nXCoord2 = default,
	__Usual nYCoord2 = default
)