请问这个错误提示式什么意思?999.obj : error LNK2001: unresolved external symbol "protected: struct HICON__ * __thiscall C999::OnQueryDragIcon(void)" (?OnQueryDragIcon@C999@@IAEPAUHICON__@@XZ)
999.obj : error LNK2001: unresolved external symbol "protected: void __thiscall C999::OnPaint(void)" (?OnPaint@C999@@IAEXXZ)
999.obj : error LNK2001: unresolved external symbol "protected: void __thiscall C999::OnPaint(void)" (?OnPaint@C999@@IAEXXZ)
解决方案 »
免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货