Windows常用数据类型转换

/************************************************************************//* 该类主要实现常用数据类型之间的转换， *//************************************************************************/#ifndef _TYPE_CONVERT_#define _TYPE_CONVERT_#include <string>#include <Windows.h>using namespace std;//多字节转宽字节staticbool MultiCharToWideChar(wstring& DesStr, string SourStr){long SourStrLength = MultiByteToWideChar(CP_ACP, 0, SourStr.c_str(), -1, NULL, 0);WCHAR * wcStrTemp = new WCHAR[SourStrLength];if(!wcStrTemp){delete []wcStrTemp;return false;}MultiByteToWideChar(CP_ACP, 0, SourStr.c_str(), -1, wcStrTemp, SourStrLength);DesStr = (wstring)wcStrTemp;//wchar*转换为wstring//DesStr.assign(wcStrTemp);//同上delete [] wcStrTemp;return true;}//宽字节转多字节staticbool WideCharToMulitChar(string& DesStr, wstring SourStr){long SourstrLength = WideCharToMultiByte(CP_ACP, 0, SourStr.c_str(), -1, NULL, 0, NULL, NULL);char * cStrTemp = new char[SourstrLength];if(!cStrTemp){delete []cStrTemp;return false;}WideCharToMultiByte(CP_ACP, 0, SourStr.c_str(), -1, cStrTemp, SourstrLength, NULL, NULL);DesStr = (string)cStrTemp;//char*转换为stringdelete [] cStrTemp;return true;}//将string转换为LPCTSTR类型static void StrToLPCTSTR(LPCTSTR& lpctstrDest, string SourStr){lpctstrDest = (LPCTSTR)(LPTSTR)SourStr.c_str();}static void WtrToLPCTSTR(LPCTSTR& lpctstrDest, wstring SourStr){lpctstrDest = (LPCTSTR)(LPTSTR)SourStr.c_str();}//整数装换为stringstatic void IntegerToStr(char* strDest, long lInterger){//itoa(lInterger, strDest, 10);//将strDest转换为字符串,十进制//itoa(lInterger, strDest, 2);//按二进制方式转换 ltoa(lInterger, strDest, 10);//长整型long}static void StringToConstCharPointer(){string strTemp;//strTemp.c_str();wstring wtrTemp;//wtrTemp.c_str();}//const char* To char*static void ConstcharPointerTocharPointer(char* strDestination ,const char* strSource){strDestination = new char[strlen(strSource )+1];strcpy(strDestination, strSource );}static void ConstWcharPointerToWcharPointer(WCHAR *strDestination, const WCHAR *strSource){strDestination = new WCHAR[wcslen(strSource )+1];wcscpy(strDestination, strSource);}//#include <cstringt.h>//MFC-only string objects#include <atlstr.h>//Non-MFC string objectsstatic void IntToCString(CString &strDest, int Integer){strDest.Format(TEXT("%d"), Integer);}static void StringToCString(CString &strDest, string strSour){strDest.Format(TEXT("%s"), strSour.c_str());}static void CharPointerToCString(CString &strDest, char *cSour){strDest.Format(TEXT("%s"), cSour);}static void CStringToDouble(double iDest, CString &strSour){iDest = _wtof(strSour.GetString()); //atoi _atoi64或atol}static void CStringToString(wstring strDest, CString &strSour){strDest = strSour.GetBuffer(0);strSour.ReleaseBuffer();}static void DoubleToString(double dSour, string strDest){char TempBuf[32];sprintf(TempBuf,"%.6f",dSour);//精度控制转换为6位strDest = TempBuf;}static void DoubleToCString(double dDest, CString strSour){strSour.Format(TEXT("%.4f"),dDest); }/*atof, _atof_l, _wtof, _wtof_lConvert string to floatatoi, _atoi_l, _wtoi, _wtoi_lConvert string to int_atoi64, _atoi64_l, _wtoi64, _wtoi64_lConvert string to __int64atol, _atol_l, _wtol, _wtol_lConvert string to long_itoa, _i64toa, _ui64toa, _itow, _i64tow,_ui64tow, _itoa_s, _i64toa_s, _ui64toa_s,_itow_s, _i64tow_s, _ui64tow_sConvert int or __int64 to string_ltoa, _ltow, _ltoa_s, _ltow_sConvert long to stringstrtod, _strtod_l, wcstod, _wcstod_lConvert string to doublestrtol, wcstol, _strtol_l, _wcstol_lConvert string to long integerstrtoul, _strtoul_l, wcstoul, _wcstoul_lConvert string to unsigned long integer_ultoa, _ultow, _ultoa_s, _ultow_sConvert unsigned long to stringatof, _atof_l, _wtof, _wtof_lConvert wide-character string to a doubleatoi, _atoi_l, _wtoi, _wtoi_lConvert wide-character string to int_atoi64, _atoi64_l, _wtoi64, _wtoi64_lConvert wide-character string to __int64atol, _atol_l, _wtol, _wtol_l*//*关于const char*, char const* and char *const 等的区别,助记方法：把一个声明从右向左读,比如：char * const cp;//cp is a const pointer to charconst char * cp;10 //cp is a pointer to const char;规则：从右到左读：// * 读成 pointer to// ** 读成 (a) pointer to (a) pointer to// * const 读成 const pointer tochar ** cpp; //cpp is a pointer to ( a pointer to char )const char ** cpp; // cpp is a pointer to ( a pointer to const char )char * const * cpp; //cpp is a pointer to const pointer to charconst char * const * cpp; //cpp is pointer to const pointer to const charchar ** const cpp; //cpp is const pointer to pointer to charchar * const * const cpp;//cpp is const pointer to const pointer to charconst char * const * const cpp; //cpp is const pointer to const pointer to const char //×××××××××××××××××××××××××××××××××××××××××××× //关键：只要记住：（1）把声明从右到左读（2）* 读成 pointer to *//*LPARAM lParam;WORD loValue = LOWORD（lParam）;///取低16位WORD hiValue = HIWORD（lParam）;///取高16位 对于16位的数据（WORD）我们可以用同样的方法分解成高低两个8位数据（BYTE）,例如:WORD wValue;BYTE loValue = LOBYTE（wValue）;///取低8位BYTE hiValue = HIBYTE（wValue）;///取高8位*/#endif