Re: How to read Unicode(Big-Endian) text file(s) in Non-MFC

"meme" <>
Wed, 20 Feb 2008 21:46:13 +0530
"Ulrich Eckhardt" <> wrote in message

 wchar_t *data = new wchar_t[flen + 1];

Don't do this. In C++, use

 std::vector<wchar_t> data(flen+1);

void readUTF8(FILE *file)
 long flen;
 flen = _filelength(_fileno(file));

 char *data = new char[flen];
 wchar_t *dataW = new wchar_t[flen];

 fseek(file, 3, SEEK_SET);
 fread(data, sizeof(char), flen-3, file);
 file = NULL;

 data[flen-3] = '\0';
 //convert utf-8 to Unicode (utf-16)
 MultiByteToWideChar(CP_UTF8 , 0, data, -1, dataW, flen-3);

 SetWindowText(hwndEdit, dataW);

 delete []data;
 delete []dataW;

#include <vector>
void readUTF8(FILE *file)
 long flen;
 flen = _filelength(_fileno(file));

 std::vector<char> data(flen);
 std::vector<wchar_t> dataW(flen);

 fseek(file, 3, SEEK_SET);
 fread(&data[0], sizeof(char), flen-3, file);
 file = NULL;

 data[flen-3] = '\0';
 //convert utf-8 to Unicode (utf-16)
 MultiByteToWideChar(CP_UTF8 , 0, (char*)&data[0], -1,(wchar_t*)&dataW[0],

 SetWindowText(hwndEdit, (wchar_t*)&dataW[0]);
Q1: Why are you prefering #2 ? What are the advantages ?
(I'm asking because.... I have no idea about STl's.... but I want to learn
:) )

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