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sgCStringPath StringPath; StringPath="C:\\TestText.txt"; sgPrintInfo("","Pfad valide? %i",StringPath.GetBIsValid()); sgCFile* pFile=NULL; sgNewP(pFile,new sgCFile(StringPath,FILEOPENTYPE_READ,FILETYPE_TEXT)); pFile->Open(false); char* pcString=NULL; pcString=(char* )pFile->GetP(1); sgCString String(1); String.Set(pcString,0,1); sgPrintInfo("","Pfad-Inhalt: %s",String); sgDeleteA(pcString); pFile->Close(); sgDeleteP(pFile); |
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sgCFile::sgCFile( const sgCStringPath& StringPath, const sgEFileOpenType& FileOpenType, const sgEFileType& FileType ) :m_StringPath(StringPath), m_FileOpenType(FileOpenType), m_FileType(FileType), m_pFStream(NULL) { sgNewP(m_pFStream,new fstream()); } sgCFile::~sgCFile(void) { if(m_pFStream) { if(m_pFStream->is_open()) { m_pFStream->close(); } sgDeleteP(m_pFStream); } else { sgPrintError("sgCFile::~sgCFile",SG_WAS_NOT_INITIALIZED_BY,"sgCFile::sgCFile"); } } void* sgCFile::GetP(const unsigned int uiSize) { void* pReturn=NULL; if(m_FileOpenType==FILEOPENTYPE_READ) { if(!m_pFStream->eof()) { sgNewA((char*& )pReturn,uiSize); m_pFStream->read((char* )pReturn,uiSize); if(m_pFStream->fail()) { sgPrintError("sgCFile::GetP",SG_COULD_NOT_READ,"m_StringPath"); if(m_pFStream->rdstate()&ios::failbit) { sgPrintInfo("sgCFile::GetP","A possibly recoverable formatting or conversion error."); } if(m_pFStream->rdstate()&ios::badbit) { sgPrintInfo("sgCFile::GetP","A severe I/O error or unknown state."); } m_pFStream->clear(); } } else { sgPrintError("sgCFile::GetP",SG_END_OF_FILE,"m_StringPath"); } } else { sgPrintError("sgCFile::GetP",SG_COULD_NOT_READ,"m_StringPath"); } return pReturn; } void sgCFile ::SetP(const void* p,const unsigned int uiSize) { if(p) { if(m_FileOpenType==FILEOPENTYPE_WRITE) { if(!m_pFStream->eof()) { m_pFStream->write((const char* )p,uiSize); if(m_pFStream->fail()) { sgPrintError("sgCFile::SetP",SG_COULD_NOT_WRITE,"m_StringPath"); m_pFStream->clear(); } } else { sgPrintError("sgCFile::SetP",SG_END_OF_FILE,"m_StringPath"); } } else { sgPrintError("sgCFile::SetP",SG_COULD_NOT_WRITE,"m_StringPath"); } } else { sgPrintError("sgCFile::SetP",SG_IS_NULL,"p"); } } void sgCFile::Open(bool bCreate) { if(bCreate) { switch(m_FileOpenType) { case FILEOPENTYPE_READ: if(m_FileType==FILETYPE_TEXT) { m_pFStream->open(m_StringPath,ios::in); } else { m_pFStream->open(m_StringPath,ios::in|ios::binary); } if(m_pFStream->fail()) { sgPrintError("sgCFile::Open",SG_COULD_NOT_OPEN,"m_StringPath"); m_pFStream->clear(); } break; case FILEOPENTYPE_WRITE: if(m_FileType==FILETYPE_TEXT) { m_pFStream->open(m_StringPath,ios::out); } else { m_pFStream->open(m_StringPath,ios::out|ios::binary); } if(m_pFStream->fail()) { sgPrintError("sgCFile::Open",SG_COULD_NOT_OPEN,"m_StringPath"); m_pFStream->clear(); } break; } } else { //test if the File exists: fstream* pFStream=NULL; sgNewP(pFStream,new fstream()); pFStream->open(m_StringPath,ios::in); if(pFStream->good()) { pFStream->close(); switch(m_FileType) { case FILEOPENTYPE_READ: if(m_FileType==FILETYPE_TEXT) { m_pFStream->open(m_StringPath,ios::in); } else { m_pFStream->open(m_StringPath,ios::in||ios::binary); } if(m_pFStream->fail()) { sgPrintError("sgCFile::Open",SG_COULD_NOT_OPEN,"m_StringPath"); m_pFStream->clear(); } break; case FILEOPENTYPE_WRITE: if(m_FileType==FILETYPE_TEXT) { m_pFStream->open(m_StringPath,ios::out); } else { m_pFStream->open(m_StringPath,ios::out||ios::binary); } if(m_pFStream->fail()) { sgPrintError("sgCFile::Open",SG_COULD_NOT_OPEN,"m_StringPath"); m_pFStream->clear(); } break; } } else { sgPrintError("sgCFile::Open",SG_FILE_NOT_FOUND,"m_StringPath"); } sgDeleteP(pFStream); } } void sgCFile::Close(void) { if(m_pFStream) { if(m_pFStream->is_open()) { m_pFStream->close(); if(m_pFStream->fail()) { sgPrintError("sgCFile::Close",SG_COULD_NOT_CLOSE); m_pFStream->clear(); } } else { sgPrintError("sgCFile::Close",SG_WAS_NOT_INITIALIZED_BY,"sgCFile::Open"); } } else { sgPrintError("sgCFile::Close",SG_WAS_NOT_INITIALIZED_BY,"sgCFile::sgCFile"); } } |