StatusBarKeyItem 构造函数

 CONSTRUCTOR(
	symName,
	nWidth,
	kStyle,
	oIcon
) CLIPPER

[ClipperCallingConventionAttribute(new string[] { ... })]
public StatusBarKeyItem(
	__Usual symName = default,
	__Usual nWidth = default,
	__Usual kStyle = default,
	__Usual oIcon = default
)