错误 4 error LNK2019: 无法解析的外部符号 "public: void __thiscall CCommunication::SetMessageReceiver(class CWnd *)" (?SetMessageReceiver@CCommunication@@QAEXPAVCWnd@@@Z),该符号在函数 "protected: void __thiscall CSerialComDemoDlg::OnBnClickedButtonOpenComPort(void)" (?OnBnClickedButtonOpenComPort@CSerialComDemoDlg@@IAEXXZ) 中被引用 F:\VC2010\SerialComDemo\SerialComDemo\SerialComDemoDlg.obj
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