C++实现“隐藏实现，开放接口”的方案

//=============================================================== #ifdef EXPORT //导出库

#define _API_ __declspec(dllexport) #else //导入库

#define _API_ __declspec(dllimport) #endif //EXPORT

#ifdef EXPORT_STATIC //导出静态库 #define EBAPI int

#else //导出动态库 #define EBAPI extern "C" _API_ int

#endif //EXPORT_STATIC

//---------------------------------------------------------------

//function: // CreateDoc 创建Document对象

//Access: // public

//Parameter: // [in] IDocument * & pDocument -

//Returns: // EBAPI -

//Remarks: // ...

//author: luowf[/luoweifu] //---------------------------------------------------------------

EBAPI CreateDoc(IDocument*& pDocument);

//---------------------------------------------------------------

//function: // DestroyDoc 销毁一个Document对象

//Access: // public

//Parameter: // [in] IDocument * pDocument -

//Returns: // EBAPI -

//Remarks: // ...

//author: luowf[/luoweifu] //---------------------------------------------------------------

EBAPI DestroyDoc(IDocument* pDocument);