ComboBoxEx 构造函数

 CONSTRUCTOR(
	oOwner,
	xID,
	oPoint,
	oDimension,
	kComboType,
	kStyle
) CLIPPER

[ClipperCallingConventionAttribute(new string[] { ... })]
public ComboBoxEx(
	__Usual oOwner = default,
	__Usual xID = default,
	__Usual oPoint = default,
	__Usual oDimension = default,
	__Usual kComboType = default,
	__Usual kStyle = default
)