C / C++ / MFC

//NWinApp.h
class CNWinApp  : public CWinApp
{
public:
    BOOL InitInstance();
};

//NWinApp.cpp
#include <afxwin.h>
#include "NWinApp.h"

CNWinApp app;

BOOL CNWinApp::InitInstance()
{
    CFrameWnd *pnframe=new CFrameWnd;
    m_pMainWnd=pnframe;
    pnframe->Create(0,"Buster");
    pnframe->ShowWindow(SW_SHOW);
    return TRUE;
}
</afxwin.h>

CMyGuiDlg *pGuiDlg= new CMyGuiDlg;
m_pMainWnd=pGuiDlg;
pGuiDlg->DoModal();
return TRUE;

<br />
HBRUSH<br />
CMainWindow::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)<br />
{<br />
	HBRUSH hbr = CFrameWnd::OnCtlColor(pDC, pWnd, nCtlColor);<br />
	if (pWnd->GetDlgCtrlID() == 2500 )   {<br />
		// Set the background mode for text to transparent<br />
		hbr = CreateSolidBrush(RGB(255, 255, 255));<br />
		pDC->SetBkColor( RGB( 255, 255, 255 ) );<br />
		// pDC->SetBkMode(TRANSPARENT);<br />
		return hbr;<br />
		<br />
	}<br />
	return hbr;<br />
}<br />

#include "stdafx.h"

#ifdef _DEBUG
   #define DEBUG_CLIENTBLOCK   new( _CLIENT_BLOCK, __FILE__, __LINE__)
#else
   #define DEBUG_CLIENTBLOCK
#endif // _DEBUG

#if defined(_DEBUG) && defined(WIN32)
#define _CRTDBG_MAP_ALLOC
#include <stdlib.h>
#include <crtdbg.h>
#endif

#include <windows.h>
#include <conio.h>


#ifdef _DEBUG
#define new DEBUG_CLIENTBLOCK
#endif



int _tmain(int argc, _TCHAR* argv[])
{
	_CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
	HINSTANCE m_kutuphane = LoadLibrary(L"DebugDLL.dll");

	typedef __declspec(dllimport) void __stdcall MyDllFunction();
        
    char	getDllFunctionName[]="?dllFunction@@YAXXZ";
    
    
    MyDllFunction*  mf = NULL;
    
    
    
    mf = (MyDllFunction *) GetProcAddress(m_kutuphane,getDllFunctionName);
    
    
    mf();

    new char[5000];

    while (!_kbhit());

    return 0;
}
</conio.h></windows.h></crtdbg.h></stdlib.h>

// Check for memory leaks

#if defined(_DEBUG) && defined(WIN32)
#define _CRTDBG_MAP_ALLOC
#include <stdlib.h>
#include <crtdbg.h>
#endif

BOOL APIENTRY DllMain( HMODULE hModule,
                       DWORD  ul_reason_for_call,
                       LPVOID lpReserved
					 )
{

	//_crtBreakAlloc = 1397;
_CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
    return TRUE;

	new char[10000];
}

__declspec( dllexport ) void dllFunction() 

{
	std::cout << "dll: Hello!" << std::endl;
	//Memory leakage
	new char[10000];
	
}</crtdbg.h></stdlib.h>