C++ (Cpp) winOverrideIcon示例

示例#1

文件： winwin32rootlesswindow.c 项目： LeadHyperion/RaspberryPiXServer

void
winMWExtWMUpdateIcon(Window id)
{
    WindowPtr pWin;
    HICON hIcon, hiconOld;

    dixLookupResourceByType((pointer) &pWin, id, RT_WINDOW, NullClient,
                            DixUnknownAccess);
    hIcon = winOverrideIcon((unsigned long) pWin);

    if (!hIcon)
        hIcon = winXIconToHICON(pWin, GetSystemMetrics(SM_CXICON));

    if (hIcon) {
        win32RootlessWindowPtr pRLWinPriv
            = (win32RootlessWindowPtr) RootlessFrameForWindow(pWin, FALSE);

        if (pRLWinPriv->hWnd) {

            hiconOld = (HICON) SendMessage(pRLWinPriv->hWnd,
                                           WM_SETICON, ICON_BIG,
                                           (LPARAM) hIcon);
            winDestroyIcon(hiconOld);
        }
        hIcon = NULL;
    }
}

示例#2

文件： winwin32rootlesswindow.c 项目： BackupTheBerlios/dri-ex-svn

void
winMWExtWMUpdateIcon (Window id)
{
  WindowPtr		pWin;
  HICON			hIcon, hiconOld;

  pWin = LookupIDByType (id, RT_WINDOW);
  hIcon = (HICON)winOverrideIcon ((unsigned long)pWin);

  if (!hIcon)
    hIcon = winXIconToHICON (pWin, GetSystemMetrics(SM_CXICON));

  if (hIcon)
    {
      win32RootlessWindowPtr pRLWinPriv
	= (win32RootlessWindowPtr) RootlessFrameForWindow (pWin, FALSE);

      if (pRLWinPriv->hWnd)
	{
	  hiconOld = (HICON) SetClassLong (pRLWinPriv->hWnd,
					   GCL_HICON,
					   (int) hIcon);
	  
          winDestroyIcon(hiconOld);
	}
    }
}