Re: Fullscreen app?

Hi Billy,

u go to Fullscreen with DirectX, if u will do it by GDI
u must test this Code, here is the Device propertys
directly changed. Use it Careful :-)

best regards
 Karsten Schulz
--
(www.kahnsoft.de)

#define FULLSCREEN640X480 0x000000ff
#define FULLSCREEN800X600 0x0000ff00
#define FULLSCREEN1024X768 0x00ff0000
#define FULLSCREEN1280X1024 0xff000000
#define FULLSCREEN1600X1200 0xf0000000

  DEVMODE m_original,m_mydev,m_tstdev;

//Eine neue Aufl?sung Erzeugen die alten ScreenDeviceDaten suchen und retten
bool CMessWindow::SetScreenMode(DWORD mode)
{
  WORD width,height;CRect rc;

  if(m_lastmode == mode)
 return false;

  if(!mode) //width == 0 restauriere das original device
  {
 SetRedraw(false);

 SetPriorityClass(GetCurrentProcess(),NORMAL_PRIORITY_CLASS);

 if(m_original.dmPelsWidth != 0)
      ChangeDisplaySettings(&m_original,0);

  //ALT+TAB freigeben
    UnregisterHotKey(m_hWnd, 100);

  if( m_pParent )
  {
   ModifyStyle(WS_POPUP,WS_CHILD|WS_DLGFRAME,true);
   SetParent(m_pParent);
  }
  else
      ModifyStyle(WS_POPUP,WS_DLGFRAME,true);

     if( m_pParent )
   m_pParent->SendMessage(WM_SIZING,-1,(LPARAM)&rc); //DynamicTab OnSize
Handler reagiert auf -1!!!

    ShowHideTaskBar(true);

 memset(&m_original,NULL,sizeof(m_original));
 memset(&m_mydev,NULL,sizeof(m_mydev));
 memset(&m_tstdev,NULL,sizeof(m_tstdev));

 m_lastmode = mode;//NULL
    SetRedraw(true);
 OnSize(0,0,0);
    return true;
  }

  if( mode == FULLSCREEN640X480)
   width=640,height=480;
  else
    if( mode == FULLSCREEN800X600)
     width=800,height=600;
 else
      if( mode == FULLSCREEN1024X768)
       width=1024,height=768;
   else
        if( mode == FULLSCREEN1280X1024)
       width=1280,height=1024;
  else
   if( mode == FULLSCREEN1600X1200)
        width=1600,height=1200;
   else
         return false;

  WORD w,b,h,z,serch=0;
  HDC hdc = ::GetDC(0);
  w=GetDeviceCaps(hdc,HORZRES);
  h=GetDeviceCaps(hdc,VERTRES);
  b=GetDeviceCaps(hdc,BITSPIXEL);
  z=GetDeviceCaps(hdc,VREFRESH);
  ::ReleaseDC(0,hdc);

  do //suche und finde das ist/soll grafikdevice modeinfo
  {
   if( !EnumDisplaySettings(0,serch++,&m_tstdev) )
    break;

   //erstemal ? dann default speichern
   if(m_original.dmPelsWidth == 0)
   {
     if( m_tstdev.dmPelsWidth == w &&
         m_tstdev.dmPelsHeight == h &&
         m_tstdev.dmBitsPerPel == b )
      memcpy((char *)&m_original,(char *)&m_tstdev,sizeof(DEVMODE));

   m_original.dmDisplayFrequency = z; //Freq separat ?bernehmen
   }

   if( m_tstdev.dmPelsWidth == width &&
    m_tstdev.dmPelsHeight == height &&
       m_tstdev.dmBitsPerPel == b)//es wird nicht die h?chste sondern die
erstbeste Freq ?bernommen
       memcpy((char *)&m_mydev,(char *)&m_tstdev,sizeof(DEVMODE));

  }while(1);

  SetRedraw(false);
  ShowHideTaskBar(false);
  ModifyStyle(WS_CAPTION|WS_POPUPWINDOW|WS_BORDER|WS_CHILD,WS_POPUP,true);
  SetParent(0);

  bool stat = (DISP_CHANGE_SUCCESSFUL == ChangeDisplaySettings(&m_mydev,0));

  //ALT+TAB sperren
  RegisterHotKey(m_hWnd,100,MOD_ALT, VK_TAB);
  CRect
Myrc(0,0,GetSystemMetrics(SM_CXSCREEN),GetSystemMetrics(SM_CYSCREEN));
  MoveWindow(Myrc,true);
  SetPriorityClass(GetCurrentProcess(),REALTIME_PRIORITY_CLASS);

  m_lastmode = mode;

  SetRedraw(true);

  return stat;
}

...

"Billy Zhang" <htinns@noemail.noemail> schrieb im Newsbeitrag
news:86E7AB27-9596-4253-821D-6E3A4ACCD99E@microsoft.com...