C / C++ / MFC

<br />
#include <stdlib.h><br />
#include <iostream><br />
<br />
class MyClass<br />
   {<br />
   public:<br />
      MyClass() {printf ("Constructor\n");}<br />
      ~MyClass() {printf ("Destructor\n");}<br />
   };<br />
<br />
MyClass myVariable;<br />
<br />
void __cdecl AtExitFunction (void)<br />
{<br />
printf ("AtExit\n");<br />
}<br />
<br />
void main ()<br />
{<br />
atexit (AtExitFunction);<br />
}<br />

Constructor
AtExit
Destructor

// mynew.h header
class leak_sentinel
{
  static unsigned& count(){static unsigned count_=0;return count_;}
public:
  leak_sentinel(){++count();}
  ~leak_sentinel()
  {
    if(--count()==0){
      // no more sentinels around, do the leak checking.
    }
  }
};
 
static leak_sentinel lks; // install a leak_sentinel (one for .cpp)
 
// rest of your code

#ifndef __MEMORYMANAGER_H__
#define __MEMORYMANAGER_H__
 
class MemoryManager
{
public:
	MemoryManager()
	{
		if (m_uCount++ == 0)
		{
			// Do your memory pool initializations here
		}
	}
 
	~MemoryManager()
	{
		if (--m_uCount == 0)
		{
			// Do your memory-leak reporting here
		}
	}
private:
	static UINT m_uCount;
};
 
static MemoryManager s_mm;
 
#endif 

#include "stdafx.h"
#include "MemoryManager.h"
 
UINT MemoryManager::m_uCount = 0;

UInt32 ui32GotMsg;
MSG message;

// translate messages
while (true)
{
	ui32GotMsg = ::PeekMessage( &message, NULL, 0U, 0U, PM_REMOVE | PM_NOYIELD);
	if (ui32GotMsg != 0)
	{
		// Translate and dispatch les messages
		::TranslateMessage( &message );
		::DispatchMessage( &message );
	}
	else
	{
		SetWindowText( szPercent );
	}
}

void BigFunction()
{
      for(i=0; i<ui32NbLoop; i++)
      {
            // Make lot of calculation
            ....

            // Call to the function which Set the Application Title and Translate some messages.
            SetWindowsTile();
      }
}

void SetWindowsTile()
{
     // Translate message
     while (true)
     {
 	ui32GotMsg = ::PeekMessage( &message, NULL, 0U, 0U, PM_REMOVE | PM_NOYIELD);
	if (ui32GotMsg != 0)
	{
		// Translate and dispatch les messages
		::TranslateMessage( &message );
		::DispatchMessage( &message );
	}
	else
	{
		break; // Or Return;
	}      
     }
}

The following class libraries may help:

• Database Template Library
• ODBC++
• freeodbc++