C / C++ / MFC

HDC hdc = NULL;
HRESULT result = m_lpDDSBack->GetDC(&hdc);  //m_lpDDSBack is my backbuffer surface
    wchar_t text[256] = "thank god";
    int x = 100;
    int y = 200;

    size_t length = wcslen(text);
CPTDDUtils::MyDrawText(hdc, x, y, text, length);

m_lpDDSBack->ReleaseDC(hdc);

void  CPTDDUtils::MyDrawText(HDC hdc, int x, int y, LPCTSTR lpString, int stringSize)
{
	/*HFONT*/ HGDIOBJ  hFont, hOldFont; 

	// Retrieve a handle to the variable stock font. 
	hFont = GetStockObject(ANSI_VAR_FONT); 

	// Select the variable stock font into the specified device context.
	if (hOldFont = SelectObject(hdc, hFont)) 
	{ 
		TextOut(hdc, x, y,lpString , stringSize); 

		// Restore the original font.	
		SelectObject(hdc, hOldFont); 
	}
}

Hanan888 wrote:

wchar_t wchar_t text[256] = "thank god";

wchar_t text[] = "thank god";

Hanan888 wrote:

size_t length = wcslen(text);

size_t length = sizeof(text)/sizeof(text[0]) - 1;

• static_cast
  
• dynamic_cast
  

piul wrote:

(in this side of the world),

piul wrote:

Can a copy constructor be used by a method inside the object that wants to be copied??

piul wrote:

void Cobj::MyFunc()
{
//Can I use the copy constructor here to make a copy of this object???
Cobj NewObj(????) ;
// What do you put in the parameters?? the pointer 'this' can't be used because it's a pointer
// not a 'const Cobj &'
}

CWnd *pWnd = AfxGetApp()->m_pMainWnd;
if( pWnd->GetStyle() & WS_MAXIMIZEBOX )
  pWnd->ModifyStyle( WS_MAXIMIZEBOX, 0 );
else
  pWnd->ModifyStyle( 0, WS_MAXIMIZEBOX );

pWnd->RedrawWindow(NULL, NULL, RDW_FRAME | RDW_INVALIDATE | RDW_UPDATENOW );