wxWidgets Compile Option: UNICODE=1 SHARED=1 VENDOR=xxx MONOLITHIC=1 Visual Studio x64/Release Project Properties: C/C++ > General > Additional Include Directories: "C:\wxWidgets-2.9.4\lib\vc_x64_dll\mswu"; "C:\wxWidgets-2.9.4\include"; C/C++ > Preprocessor > Preprocessor Definitions: WXUSINGDLL; _UNICODE Linker > General > Additional Library Directories: "C:\wxWidgets-2.9.4\lib\vc_x64_dll" Linker > Input > Additional Dependencies: "wxmsw29u.lib" Hints: Include path 記得要設定到對的path, 因為 setup.h 在很多個目錄都可能會出現,在我的環境裡我要使用的是 " C:\wxWidgets-2.9.4\lib\vc_x64_dll\mswu\wx\setup.h ",如果設錯的會,compiler 會抱怨找不到 wxbase294.lib ... 但這個檔案應該是錯誤的,他真的不存在,選到正確的 path 後就不會該 error 了 如果沒有設定正確的 Additional Dependencies 會出現 unresolved external symbol 如下的 compile error.... error LNK2019: unresolved external symbol "__declspec(dllimport) pub...