MFC读写配置ini文件

// ConsoleApplication1.cpp: 定义控制台应用程序的入口点。
//#include "stdafx.h"
#include <iostream>
#include <windows.h>//using namespace std;int main()
{ //std::string strName, strTemp;
//int nAge;
//strName = "张三";
//nAge = 12;
//::WritePrivateProfileString(TEXT("StudentInfo"), TEXT("Name"), TEXT("张三"), TEXT(".\\student.ini")); // write
WritePrivateProfileString(TEXT("LiMing"), TEXT("Sex"), TEXT("Man"), TEXT(".\\student.ini"));// 路径realse
WritePrivateProfileString(TEXT("LiMing"), TEXT("Age"), TEXT(""), TEXT(".\\student.ini"));
WritePrivateProfileString(TEXT("Fangfang"), TEXT("Sex"), TEXT("Woman"), TEXT(".\\student.ini"));
WritePrivateProfileString(TEXT("Fangfang"), TEXT("Age"), TEXT(""), TEXT(".\\student.ini")); // read LPTSTR LiMingSex = new TCHAR[] ;
int LiMingAge = ;
LPTSTR FangfangSex = new TCHAR[];;
int FangfangAge = ;
GetPrivateProfileString(TEXT("LiMing"), TEXT("Sex"), TEXT(""), LiMingSex, ,TEXT(".\\student.ini"));
LiMingAge = GetPrivateProfileInt(TEXT("LiMing"), TEXT("Age"), , TEXT(".\\student.ini")); char LM[] = {};
strncpy_s(LM, (char *)LiMingSex,); system("pause");
return ;
}

[Section1]Key11=value11Key12=value12[Section2]Key21=value21Key22=value22...[SectionN]KeyN1=valueN1KeyN2=valueN2

BOOL WritePrivateProfileString( LPCTSTRlpAppName, LPCTSTRlpKeyName, LPCTSTRlpString, LPCTSTRlpFileName );//其中各参数的意义:LPCTSTR lpAppName; //是INI文件中的一个字段名.LPCTSTR lpKeyName;//是lpAppName下的一个键名,通俗讲就是变量名.LPCTSTR lpString; //是键值, 也就是变量的值,不过必须为LPCTSTR型或CString型的.LPCTSTR lpFileName;//是完整的INI文件名.

WritePrivateProfileString("StudentInfo1","身份证","",".\\ConfigFile\\ConfigInit.ini");

[StudentInfo]Name = 李四Age = 身份证 = [StudentInfo1]Name = 李四Age = 身份证 =

DWORD GetPrivateProfileString( LPCTSTRlpAppName, LPCTSTRlpKeyName, LPCTSTRlpDefault, LPTSTRlpReturnedString, DWORDnSize, LPCTSTRlpFileName );//其中各参数的意义://前二个参数与 WritePrivateProfileString中的意义一样.lpAppName; //是INI文件中的一个字段名.lpKeyName;// 是lpAppName下的一个键名,通俗讲就是变量名.lpDefault;// : 如果INI文件中没有前两个参数指定的字段名或键名,则将此值赋给变量.lpReturnedString;// : 接收INI文件中的值的CString对象,即目的缓存器.nSize;// : 目的缓存器的大小.lpFileName;// : 是完整的INI文件名.

UINT GetPrivateProfileInt( LPCTSTRlpAppName, LPCTSTRlpKeyName, INTnDefault, LPCTSTRlpFileName );//其中各参数的意义://前二个参数与 WritePrivateProfileString中的意义一样.LPCTSTR lpAppName; //是INI文件中的一个字段名.LPCTSTR lpKeyName;//是lpAppName下的一个键名,通俗讲就是变量名.INT nDefault; //如果INI文件中没有前两个参数指定的字段名或键名,则将此值赋给变量.LPCTSTR lpFileName;//是完整的INI文件名.

调用GetPrivateProfileInt("StudentInfo2","Age", ,".\\ConfigFile\\ConfigInit.ini");

#include <Windows.h>
#include <tchar.h>
#include <strsafe.h>
#pragma comment(lib, "strsafe.lib")#define INI_FILE_NAME _T("ini_test.ini")TCHAR gIniFileFullPath[MAX_PATH] = {_T('\0')};int main()
{
DWORD dwRet = ;
BOOL bRet = FALSE; // 获取 ini 文件全路径
dwRet = ::GetModuleFileName(NULL, gIniFileFullPath, MAX_PATH);
if (0UL == dwRet)
{
_ftprintf(stderr, _T("Error: Error occurs in calling GetModuleFileName, ")
_T("error code is %lu.\n"),
::GetLastError());
return -;
}
if (MAX_PATH == dwRet && ERROR_INSUFFICIENT_BUFFER == ::GetLastError())
{
_ftprintf(stderr, _T("Error: The buffer is too small to hold the module name.\n"));
return -;
} _tprintf(_T("The full path for the current module is: \n\t%s\n"), gIniFileFullPath); DWORD dwLoopIdx = dwRet - ;
while (gIniFileFullPath[dwLoopIdx] != _T('\\'))
{
--dwLoopIdx;
}
::StringCchCopy(gIniFileFullPath + (dwLoopIdx + ), MAX_PATH - (dwLoopIdx + ), INI_FILE_NAME);
_tprintf(_T("The full path for %s is: \n\t%s\n"), INI_FILE_NAME, gIniFileFullPath); // ---------------------------------------------- WritePrivateProfileSection
// 注: 如果 gIniFileFullPath 表示的 .ini 文件不存在, 会先创建一个.
TCHAR szInsertedKeyValuePair[] = {_T('\0')};#if defined(_UNICODE) || defined(UNICODE)
wchar_t* dest = NULL;
wchar_t* src = NULL;
size_t count = ; dest = szInsertedKeyValuePair;
src = L"Key11=defaultValue11";
count = wcslen(L"Key11=defaultValue11");
wmemcpy(dest, src, count); dest += count;
src = L"\0";
count = ;
wmemcpy(dest, src, count); dest += count;
src = L"Key12=defaultValue12";
count = wcslen(L"Key12=defaultValue12");
wmemcpy(dest, src, count); dest += count;
src = L"\0";
count = ;
wmemcpy(dest, src, count); dest += count;
src = L"Key13=defaultValue13";
count = wcslen(L"Key13=defaultValue13");
wmemcpy(dest, src, count); dest += count;
src = L"\0";
count = ;
wmemcpy(dest, src, count);
#else
char* dest = NULL;
char* src = NULL;
size_t count = ; dest = szInsertedKeyValuePair;
src = "Key11=defaultValue11";
count = strlen("Key11=defaultValue11");
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "\0";
count = ;
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "Key12=defaultValue12";
count = strlen("Key12=defaultValue12");
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "\0";
count = ;
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "Key13=defaultValue13";
count = strlen("Key13=defaultValue13");
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "\0";
count = ;
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count);
#endif // defined(_UNICODE) || defined(UNICODE) bRet = ::WritePrivateProfileSection(_T("Section1"), szInsertedKeyValuePair, gIniFileFullPath);
if (FALSE == bRet)
{
_ftprintf(stderr, _T("Error: Error occurs in calling WritePrivateProfileSection, ")
_T("error code is %lu.\n"),
::GetLastError());
return -;
}
// ---------------------------------------------- WritePrivateProfileSection // ----------------------------------------------- WritePrivateProfileString
TCHAR szStr4Int[] = {_T('\0')};
_itot(-, szStr4Int, );
bRet = ::WritePrivateProfileString(_T("Section1"), _T("Key12"), szStr4Int, gIniFileFullPath);
if (FALSE == bRet)
{
_ftprintf(stderr, _T("Error: Error occurs in calling WritePrivateProfileString, ")
_T("error code is %lu.\n"),
::GetLastError());
return -;
} bRet = ::WritePrivateProfileString(_T("Section1"), _T("Key13"), _T("Value13"), gIniFileFullPath);
if (FALSE == bRet)
{
_ftprintf(stderr, _T("Error: Error occurs in calling WritePrivateProfileString, ")
_T("error code is %lu.\n"),
::GetLastError());
return -;
}
// ----------------------------------------------- WritePrivateProfileString // ------------------------------------------- GetPrivateProfileSectionNames
TCHAR szReturnBuffer[] = {_T('\0')};
dwRet = ::GetPrivateProfileSectionNames(szReturnBuffer, , gIniFileFullPath);
if ( - == dwRet)
{
_ftprintf(stderr, _T("Error: szReturnBuffer is not large enough to ")
_T("contain all the section names associated with ")
_T("the specified initialization file.\n"));
return -;
}
// ------------------------------------------- GetPrivateProfileSectionNames // ------------------------------------------------ GetPrivateProfileSection
// 在 Section1 末尾追加 Key14=defaultValue14
dwRet = ::GetPrivateProfileSection(_T("Section1"), szReturnBuffer, , gIniFileFullPath);
if ( - == dwRet)
{
_ftprintf(stderr, _T("Error: szReturnBuffer is not large enough to ")
_T("contain all the key name and value pairs ")
_T("associated with Section1.\n"));
return -;
}#if defined(_UNICODE) || defined(UNICODE)
dest = szReturnBuffer + dwRet;
src = L"Key14=DefaultValue14";
count = wcslen(L"Key14=DefaultValue14");
wmemcpy(dest, src, count); dest += count;
src = L"\0";
count = ;
wmemcpy(dest, src, count);
#else
dest = szReturnBuffer + dwRet;
src = "Key14=DefaultValue14";
count = strlen("Key14=DefaultValue14");
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "\0";
count = ;
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count);
#endif // defined(_UNICODE) || defined(UNICODE) bRet = ::WritePrivateProfileSection(_T("Section1"), szReturnBuffer, gIniFileFullPath);
if (FALSE == bRet)
{
_ftprintf(stderr, _T("Error: Error occurs in calling WritePrivateProfileSection, ")
_T("error code is %lu.\n"),
::GetLastError());
return -;
}
// ------------------------------------------------ GetPrivateProfileSection // ---------------------------------------------- WritePrivateProfileSection
// 在 .ini 文件末尾追加 Section2
ZeroMemory(static_cast<void*>(szInsertedKeyValuePair), sizeof(szInsertedKeyValuePair));#if defined(_UNICODE) || defined(UNICODE)
dest = szInsertedKeyValuePair;
src = L"Key21=defaultValue21";
count = wcslen(L"Key21=defaultValue21");
wmemcpy(dest, src, count); dest += count;
src = L"\0";
count = ;
wmemcpy(dest, src, count); dest += count;
src = L"Key22=defaultValue22";
count = wcslen(L"Key22=defaultValue22");
wmemcpy(dest, src, count); dest += count;
src = L"\0";
count = ;
wmemcpy(dest, src, count);
#else
dest = szInsertedKeyValuePair;
src = "Key21=defaultValue21";
count = strlen("Key21=defaultValue21");
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "\0";
count = ;
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "Key22=defaultValue22";
count = strlen("Key22=defaultValue22");
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count); dest += count;
src = "\0";
count = ;
memcpy(static_cast<void*>(dest), static_cast<void*>(src), count);
#endif // defined(_UNICODE) || defined(UNICODE) bRet = ::WritePrivateProfileSection(_T("Section2"), szInsertedKeyValuePair, gIniFileFullPath);
if (FALSE == bRet)
{
_ftprintf(stderr, _T("Error: Error occurs in calling WritePrivateProfileSection, ")
_T("error code is %lu.\n"),
::GetLastError());
return -;
}
// ---------------------------------------------- WritePrivateProfileSection // ---------------------------------------------------- GetPrivateProfileInt
// 注: MSDN 中, 该函数原型的返回值数据类型为 UINT, 但, 并非是说它只能返回
// 无符号整型值. 通过该函数, .ini 文件中的负数是可以正确取得的.
int nIntValue4Key12 = ::GetPrivateProfileInt(_T("Section1"), _T("Key12"), -, gIniFileFullPath);
_tprintf(_T("\nnIntValue4Key12 = %i\n"), nIntValue4Key12);
// ---------------------------------------------------- GetPrivateProfileInt // ------------------------------------------------- GetPrivateProfileString
// Read value for Key11
dwRet = ::GetPrivateProfileString(_T("Section1"),
_T("Key11"),
_T("Key11 key cannot be found in the initialization file."),
szReturnBuffer,
MAX_PATH,
gIniFileFullPath);
if (MAX_PATH - == dwRet)
{
_ftprintf(stderr, _T("Error: Neither lpAppName nor lpKeyName is NULL ")
_T("and the supplied destination buffer is too small ")
_T("to hold the requested string.\n"));
return -;
}
if (MAX_PATH - == dwRet)
{
_ftprintf(stderr, _T("Error: Either lpAppName or lpKeyName is NULL and ")
_T("the supplied destination buffer is too small to ")
_T("hold all the strings.\n"));
return -;
}
_tprintf(_T("\nValue for Key11 is %s.\n"), szReturnBuffer); // Read value for Key12
dwRet = ::GetPrivateProfileString(_T("Section1"),
_T("Key12"),
_T("Key12 key cannot be found in the initialization file."),
szReturnBuffer,
MAX_PATH,
gIniFileFullPath);
if (MAX_PATH - == dwRet)
{
_ftprintf(stderr, _T("Error: Neither lpAppName nor lpKeyName is NULL ")
_T("and the supplied destination buffer is too small ")
_T("to hold the requested string.\n"));
return -;
}
if (MAX_PATH - == dwRet)
{
_ftprintf(stderr, _T("Error: Either lpAppName or lpKeyName is NULL and ")
_T("the supplied destination buffer is too small to ")
_T("hold all the strings.\n"));
return -;
}
_tprintf(_T("Value for Key12 is %s.\n"), szReturnBuffer); // Read value for Key13
dwRet = ::GetPrivateProfileString(_T("Section1"),
_T("Key13"),
_T("Key13 key cannot be found in the initialization file."),
szReturnBuffer,
MAX_PATH,
gIniFileFullPath);
if (MAX_PATH - == dwRet)
{
_ftprintf(stderr, _T("Error: Neither lpAppName nor lpKeyName is NULL ")
_T("and the supplied destination buffer is too small ")
_T("to hold the requested string.\n"));
return -;
}
if (MAX_PATH - == dwRet)
{
_ftprintf(stderr, _T("Error: Either lpAppName or lpKeyName is NULL and ")
_T("the supplied destination buffer is too small to ")
_T("hold all the strings.\n"));
return -;
}
_tprintf(_T("Value for Key13 is %s.\n\n"), szReturnBuffer);
// ------------------------------------------------- GetPrivateProfileString return ;