我正在使用wxwidgets 3.1.2进行c ++项目，并且Visual Studio Community 2019的版本是16.2.5。我在项目中添加了the NoteBook project，现在由于出现了七个错误
Severity Code Description Project File Line Suppression State
Error LNK2019 unresolved external symbol "public: void __thiscall wxXmlResource::AddHandler(class wxXmlResourceHandler *)" (?AddHandler@wxXmlResource@@QAEXPAVwxXmlResourceHandler@@@Z) referenced in function "public: __thiscall Notebook::Notebook(class wxWindow *,int,class wxPoint const &,class wxSize const &,long,class wxString const &)" (??0Notebook@@QAE@PAVwxWindow@@HABVwxPoint@@ABVwxSize@@JABVwxString@@@Z) MyApp D:\cpp\MyApp\MyApp\Notebook.obj 1
Error LNK2019 unresolved external symbol "public: class wxBitmap __thiscall wxXmlResource::LoadBitmap(class wxString const &)" (?LoadBitmap@wxXmlResource@@QAE?AVwxBitmap@@ABVwxString@@@Z) referenced in function "public: virtual void __thiscall clTabInfo::Colours::InitDarkColours(void)" (?InitDarkColours@Colours@clTabInfo@@UAEXXZ) MyApp D:\cpp\MyApp\MyApp\Notebook.obj 1
Error LNK2019 unresolved external symbol "public: static class wxXmlResource * __cdecl wxXmlResource::Get(void)" (?Get@wxXmlResource@@SAPAV1@XZ) referenced in function "public: virtual void __thiscall clTabInfo::Colours::InitDarkColours(void)" (?InitDarkColours@Colours@clTabInfo@@UAEXXZ) MyApp D:\cpp\MyApp\MyApp\Notebook.obj 1
Error LNK2001 unresolved external symbol "public: static class wxXmlResource * __cdecl wxXmlResource::Get(void)" (?Get@wxXmlResource@@SAPAV1@XZ) MyApp D:\cpp\MyApp\MyApp\notebook_bitmaps.obj 1
Error LNK2019 unresolved external symbol "public: __thiscall wxBitmapXmlHandler::wxBitmapXmlHandler(void)" (??0wxBitmapXmlHandler@@QAE@XZ) referenced in function "public: __thiscall Notebook::Notebook(class wxWindow *,int,class wxPoint const &,class wxSize const &,long,class wxString const &)" (??0Notebook@@QAE@PAVwxWindow@@HABVwxPoint@@ABVwxSize@@JABVwxString@@@Z) MyApp D:\cpp\MyApp\MyApp\Notebook.obj 1
Error LNK2019 unresolved external symbol "public: bool __thiscall wxXmlResource::Load(class wxString const &)" (?Load@wxXmlResource@@QAE_NABVwxString@@@Z) referenced in function "void __cdecl Notebook_Init_Bitmaps(void)" (?Notebook_Init_Bitmaps@@YAXXZ) MyApp D:\cpp\MyApp\MyApp\notebook_bitmaps.obj 1
Error LNK1120 5 unresolved externals MyApp D:\cpp\MyApp\MyApp\vc_mswud\MyApp.exe 1
当我在这里查看有问题的代码时，我发现它实际上在NoteBook.cpp中 如果能解决这个问题，我将不胜感激。