www.pudn.com > clking_src.rar > GuiFile.cpp

//-----------------------------------------------------------------------// 
// This is a part of the GuiLib MFC Extention.							 //	 
// Modified by  :  Francisco Campos										 // 
// (C) 2002 Francisco Campos  All rights reserved     // 
// This code is provided "as is", with absolutely no warranty expressed  // 
// or implied. Any use is at your own risk.								 //		 
// You must obtain the author's consent before you can include this code // 
// in a software library.												 // 
// If the source code in  this file is used in any application			 // 
// then acknowledgement must be made to the author of this program		 //	 
// fcampos@tutopia.com													 // 
//-----------------------------------------------------------------------// 
 
#include "stdafx.h" 
#include "GuiFile.h" 
#include  
 
#ifdef _DEBUG 
#undef THIS_FILE 
static char THIS_FILE[]=__FILE__; 
#define new DEBUG_NEW 
#endif 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CGuiFile::CGuiFile() 
{ 
} 
 
CGuiFile::~CGuiFile() 
{ 
//	Close(); 
} 
 
 
BOOL  CGuiFile::Open(char *szFile,char* mode) 
{ 
	fp=fopen(szFile,mode); 
	return IsOpen(); 
} 
 
void CGuiFile::Close() 
{ 
	if (IsOpen()) 
	{ 
		fclose(fp); 
		fp=NULL; 
	} 
} 
 
BOOL  CGuiFile::Seek(long offset, TypeSeek tps ) 
{ 
	int result = fseek( fp, offset, tps); 
    if( result ) 
        return FALSE; 
    else 
		return TRUE; 
} 
       
char* CGuiFile::Read(int Size) 
{ 
	char* cad=(char*) malloc(sizeof(char)*Size); 
	memset(cad,0x00,Size); 
	int numread = fread( cad, sizeof( char ), Size,fp); 
	return cad; 
} 
 
BOOL  CGuiFile::Eof() 
{ 
	if (feof(fp)) 
		return TRUE; 
	return FALSE; 
} 
 
char* CGuiFile::ReadLine() 
{ 
	int c; 
	int pos; 
	int Entro; 
	char *cadena; 
	cadena=(char*) malloc(sizeof(char)* 1000); 
	memset(cadena,0x00,1000); 
	pos=0; 
	Entro=0; 
	while (!feof(fp)) 
	{ 
		c=fgetc(fp); 
		if (c == 10 || c == 13 || c == -1) 
		  break; 
		else 
		{ 
			if (pos > (int)_msize( cadena )) 
			{ 
				size_t size=_msize( cadena ); 
				char* aux= (char*)malloc(sizeof(char)* size); 
				strcpy(aux,cadena); 
				if( (cadena =(char*)realloc( cadena, size + (100 * sizeof( char )) ))  
			        ==  NULL ) 
				{ 
					*(aux+pos)='\0'; 
					return aux; 
				} 
				memset(cadena+size,0x00,size+100); 
			} 
 
			*(cadena+(pos++))=(char)c; 
			Entro=1; 
		} 
	} 
	if (Entro==1) 
		*(cadena+pos)='\n'; 
	else 
		*(cadena+pos)='\0'; 
	return cadena; 
} 
 
BOOL  CGuiFile::IsOpen() 
{ 
	if (fp == NULL) 
		return FALSE; 
	return TRUE; 
} 
 
BOOL  CGuiFile::WriteLine(char *cadena) 
{ 
	int numwritten =fwrite(cadena,sizeof(char),strlen(cadena),fp); 
	if (numwritten != (int)strlen(cadena)) 
		return FALSE; 
	return TRUE; 
}