QT用API获得文件的版本信息

#include<windows.h>

#include<winver.h>

///引入Version.lib库

QString InfomationCollect::GetFileVertion( QString fullName ) { DWORD dwLen = 0; char* lpData=NULL; BOOL bSuccess = FALSE; QString fileInfomation; //获得文件基础信息 //-------------------------------------------------------- dwLen = GetFileVersionInfoSize(fullName.toStdWString().c_str(), 0); if (0 == dwLen) { //qDebug()<<"Get file verstion error! "; return ""; } lpData =new char [dwLen+1];

bSuccess = GetFileVersionInfo(fullName.toStdWString().c_str(), 0, dwLen, lpData); if (!bSuccess) { //qDebug()<<"Get file verstion error! "; delete lpData; return ""; }

LPVOID lpBuffer = NULL; UINT uLen = 0;

//获得语言和代码页(language and code page) //--------------------------------------------------- bSuccess = VerQueryValue(lpData, (TEXT("//VarFileInfo//Translation")), &lpBuffer, &uLen); QString strTranslation,str1,str2; unsigned short int *p =(unsigned short int *)lpBuffer; str1.setNum(*p,16); str1="000" + str1; strTranslation+= str1.mid(str1.size()-4,4); str2.setNum(*(++p),16); str2="000" + str2; strTranslation+= str2.mid(str2.size()-4,4); //获得文件版本信息 //----------------------------------------------------- QString code = "//StringFileInfo//"+ strTranslation +"//FileVersion"; bSuccess = VerQueryValue(lpData, (code.toStdWString().c_str()), &lpBuffer, &uLen); if (!bSuccess) { //qDebug()<<"Get file verstion error! "; delete lpData; return ""; } fileInfomation += QString::fromUtf16((const unsigned short int *)lpBuffer); //获得文件的描述 //--------------------------------------------------------- /*code = "//StringFileInfo//"+ strTranslation +"//FileDescription"; bSuccess = VerQueryValue(lpData, (code.toStdWString().c_str()), &lpBuffer, &uLen); if (!bSuccess) { qDebug()<<"Get file verstion error! "; delete lpData; return ""; } fileInfomation +="^"; fileInfomation += QString::fromUtf16((const unsigned short int *)lpBuffer);*/ delete [] lpData;//此处不需要释放 return fileInfomation; }

//==================================================

//VC版本

char* szFileName = “C://EnochShen.exe”; DWORD dwSize = GetFileVersionInfoSize(szFileName,NULL); LPVOID pBlock = malloc(dwSize); GetFileVersionInfo(szFileName,0,dwSize,pBlock);

char* pVerValue = NULL; UINT nSize = 0; VerQueryValue(pBlock,TEXT(“//VarFileInfo//Translation”), (LPVOID*)&pVerValue,&nSize);

CString strSubBlock,strTranslation,strTemp; strTemp.Format(“000%x”,*((unsigned short int *)pVerValue)); strTranslation = strTemp.Right(4); strTemp.Format(“000%x”,*((unsigned short int *)&pVerValue[2])); strTranslation += strTemp.Right(4); //080404b0为中文，040904E4为英文

//文件描述 strSubBlock.Format(“//StringFileInfo//%s//FileDescription”,strTranslation); VerQueryValue(pBlock,strSubBlock.GetBufferSetLength(256),(LPVOID*)&pVerValue,&nSize); strSubBlock.ReleaseBuffer(); strTemp.Format(“文件描述: %s”,pVerValue); AfxMessageBox(strTemp);

//内部名称 strSubBlock.Format(“//StringFileInfo//%s//InternalName”,strTranslation); VerQueryValue(pBlock,strSubBlock.GetBufferSetLength(256),(LPVOID*)&pVerValue,&nSize); strSubBlock.ReleaseBuffer(); strTemp.Format(“文件描述: %s”,pVerValue); AfxMessageBox(strTemp);

//合法版权 strSubBlock.Format(“//StringFileInfo//%s//LegalTradeMarks”,strTranslation); VerQueryValue(pBlock,strSubBlock.GetBufferSetLength(256),(LPVOID*)&pVerValue,&nSize); strSubBlock.ReleaseBuffer(); strTemp.Format(“合法版权: %s”,pVerValue); AfxMessageBox(strTemp);

//原始文件名 strSubBlock.Format(“//StringFileInfo//%s//OriginalFileName”,strTranslation); VerQueryValue(pBlock,strSubBlock.GetBufferSetLength(256),(LPVOID*)&pVerValue,&nSize); strSubBlock.ReleaseBuffer(); strTemp.Format(“原始文件名: %s”,pVerValue); AfxMessageBox(strTemp);

//产品名称 strSubBlock.Format(“//StringFileInfo//%s//ProductName”,strTranslation); VerQueryValue(pBlock,strSubBlock.GetBufferSetLength(256),(LPVOID*)&pVerValue,&nSize); strSubBlock.ReleaseBuffer(); strTemp.Format(“产品名称: %s”,pVerValue); AfxMessageBox(strTemp);

//产品版本 strSubBlock.Format(“//StringFileInfo//%s//ProductVersion”,strTranslation); VerQueryValue(pBlock,strSubBlock.GetBufferSetLength(256),(LPVOID*)&pVerValue,&nSize); strSubBlock.ReleaseBuffer(); strTemp.Format(“产品版本: %s”,pVerValue); AfxMessageBox(strTemp);

free(pBlock);