cinifile.cpp

QQ示例源码

/*==================================================================
=  文件名:CIniFile类实现文件                                       =
=  修改日期:2002-12-28                                             = 
=  作者:阿皮                                                       =  
=   E_Mail:[e-mail]  msn:[e-mail]                                                              = 
====================================================================*/
#include "stdafx.h"
#include "CIniFile.h"
CIniFile::CIniFile():bFileExsit(FALSE)
{
}
CIniFile::~CIniFile()
{
	if(bFileExsit)
	{
		if(stfFile.Open(strInIFileName,CFile::modeCreate | CFile::modeWrite) && FileContainer.GetSize() > 0)
		{
			CString strParam;
			for(int i = 0; i< FileContainer.GetSize();i++)
			{
				strParam = FileContainer[i];
			//	stfFile.WriteString(strParam);
				stfFile.WriteString(strParam+"\n");
			}
		}
		stfFile.Close();
	}
	if(FileContainer.GetSize() > 0)
	{
		FileContainer.RemoveAll();
	}
}
/*
BOOL  CIniFile::Create(const CString & strFileName)
{
	bFileExsit = FALSE;
	strInIFileName = strFileName;
	if(!stfFile.Open(strFileName,CFile::modeRead))
	{
		return bFileExsit;
	}
	CString strFileLine;
	while(bFileExsit = stfFile.ReadString(strFileLine))
	{
		if(bFileExsit == FALSE)
			return bFileExsit;
		FileContainer.Add(strFileLine);
	}
	stfFile.Close();
	bFileExsit = TRUE;
	return bFileExsit;
}*/
BOOL  CIniFile::Create(const CString & strFileName)
{
	bFileExsit = FALSE;
	strInIFileName = strFileName;
	if(!stfFile.Open(strFileName,CFile::modeRead))
	{
		return bFileExsit;
	}
	CString strFileLine;
	while(bFileExsit = stfFile.ReadString(strFileLine))
	{
		if(bFileExsit == FALSE)
			return bFileExsit;
		strFileLine.TrimLeft ();
		if( !strFileLine.IsEmpty () )
			FileContainer.Add(strFileLine);
	}
	stfFile.Close();
	bFileExsit = TRUE;
	return bFileExsit;
}
BOOL CIniFile::GetVar(const CString & strSection,const CString & strVarName,CString &strReturnValue)
{
	if(bFileExsit == FALSE || FileContainer.GetSize() < 0)
		return bFileExsit;
	
	int iLine = SearchLine(strSection,strVarName);
	if(iLine > 0)
	{
		
		CString		strParam = FileContainer[iLine -1];
	    strReturnValue = strParam.Mid(strParam.Find("=") + 1);
		return TRUE;
	}
	return FALSE;
}
BOOL CIniFile::GetVarStr(const CString & strSection,const CString & strVarName,CString &strReturnValue)
{
	return(GetVar(strSection,strVarName,strReturnValue));
}
BOOL CIniFile::GetVarInt(const CString & strSection,const CString & strVarName,int & iValue)
{
	CString  strReturnVar;
	if(GetVar(strSection,strVarName,strReturnVar))
	{
		strReturnVar.TrimLeft();
		int iLen = strReturnVar.GetLength();
		iValue = atoi(strReturnVar.GetBuffer(iLen));
		return TRUE;
	}
	return TRUE;
}
BOOL CIniFile::SetVar(const CString & strSection,const CString & strVarName,const CString & strVar,const int iType)
{
	if(bFileExsit == FALSE )
		return bFileExsit;
	if(FileContainer.GetSize() == 0 && iType == 0)
	{
		FileContainer.Add("[" + strSection + "]");
		FileContainer.Add(strVarName + "=" + strVar);
		return TRUE;
	}

	int i = 0;
	int iFileLines = FileContainer.GetSize();
	//for(pInterator;pInterator != FileContainer.end();++pInterator)
	//{
	while(i< iFileLines)
	{
	
		CString		strValue = FileContainer.GetAt(i++);
		strValue.TrimLeft();
		if((strValue.Find("[") >=0) && (strValue.Find(strSection) >=0))
		{	
			while(i < iFileLines)
			{
			
				CString strSectionList = FileContainer[i++];
				strSectionList.TrimLeft();
				if(strSectionList.Find("//") >=0)//找到注释行
					continue;
				
				if(strSectionList.Find(strVarName)>=0)//找到
				{
				
					CString strParam = strVarName + "=" + strVar;
					
					//FileContainer.SetAt(i-1,strParam);
					FileContainer[i-1] = strParam;

					return TRUE;
				}
				if(strSectionList.Find("[",0)>=0)//在原来文件的SECTION中,没有相应的变量需要添加而且,这种情况下,下边还有别的section
				{
					//处理流程是这样的,首先把当前的数值依次向后移动,然后在当前位置加入新出现的数值
					if(iType !=0)
						return FALSE;
					CString strParam;
					FileContainer.Add(strParam);
					int iPre = FileContainer.GetSize()-1;
					while(iPre >= i)
					{
						CString strBehind = FileContainer[iPre -1];
						FileContainer[iPre] = strBehind;
						iPre --;

					}//*/
					strParam = strVarName + "=" + strVar;
					FileContainer.SetAt(i-1,strParam);
					return TRUE;
				}
				if(i == iFileLines && iType == 0)
				{
					FileContainer.Add(strVarName + "=" + strVar);
					return TRUE;
				}
			}
		}
	}
	if(iType == 0)
	{
		FileContainer.Add("[" + strSection + "]");
		FileContainer.Add(strVarName + "=" + strVar);
	}
	
	return TRUE;

}
BOOL CIniFile::SetVarStr(const CString & strSection,const CString & strVarName,const CString & strValue,const int iType)
{
	return SetVar(strSection,strVarName,strValue,iType);
}
BOOL CIniFile::SetVarInt(const CString & strSection,const CString & strVarName,const int & iValue,const int iType)
{
	CString strVar;
	strVar.Format("%d",iValue);
	return (SetVar(strSection,strVarName,strVar,iType));
}
int CIniFile::SearchLine(const CString & strSection,const CString & strVarName)
{

	if(FileContainer.GetSize() > 0)
	{
			
		int i = 0;
		int iFileLines = FileContainer.GetSize();
		while(i< iFileLines)
		{
			
			CString strValue = FileContainer[i++];
			strValue.TrimLeft();
			if(strValue.Find("[") >=0 && strValue.Find(strSection,1)>=0)
			{	
				while(i < iFileLines)
				{
				
					CString strSectionList = FileContainer[i++];
					strSectionList.TrimLeft();
					if(strSectionList.Find("//") >=0)//找到注释行
						continue;
					if(strSectionList.Find(strVarName)>=0)//找到
					{
						return i;
					}
					if(strSectionList.Find("[",0) >= 0)//另外一个段落出现,寻找失败
					{
						return -2;
					}
					
				}
			}
		}
	}
	return -1;
}