C / C++ / MFC

«_Superman_» wrote:

Put struct s2 before struct s1,

Peter_in_2780 wrote:

This won't make any difference.

Richard MacCutchan wrote:

Try it.

#include <iostream.h>
struct a {
	int aa;
	struct b *pb;
};
struct b {
	int bb;
	struct a *pa;
};

#pragma argsused
int main(int argc, char* argv[])
{
struct a *xa = new struct a;
struct b *xb = new struct b;
xa->pb = xb;
xa->pb->bb = 5;
cout << xb->bb;
return 0;
}

struct s2; //forward Declaration 
struct s1
{    
 CString str;    
 struct s2* ss2;
};

struct s2
{ 
   int i;  
  CString name;
};

struct s1
{
CString str;
struct z2* ss2; // the correct struct name is s2 
};
struct s2
{
int i;
CString name;
}; 

Amin.Abdi wrote:

i want to export some data to excel and using excel tools within my MFC program. (like draw border and etc)
is there any guide for this?

WAVEFORMATEX pFormat;//assume that values are set correctly

pFormat.wFormatTag = WAVE_FORMAT_PCM;			//simple, uncompressed format
pFormat.nChannels = 1;					//1 = mono; 2 = stereo
pFormat.nSamplesPerSec = 8000;
pFormat.nAvgBytesPerSec = 16000;
pFormat.nBlockAlign = 1;
pFormat.wBitsPerSample = 16;
pFormat.cbSize = 0;

includeh10 wrote:

My PC has 2G memory, so memory should be OK.

try
{
    BYTE*pp=new BYTE[iSize];
}
catch (exception& e)
{
    cout << e.what();
}

«_Superman_» wrote:

try
{ BYTE*pp=new BYTE[iSize];}catch (exception& e){ cout << e.what();}