Camelot: wxOil/customlist.cpp File Reference

Function Documentation

HBITMAP CreateScreenCompatibleBitmap	(	INT32	width,
		INT32	height
	)

Definition at line 367 of file customlist.cpp.

00368 {
00369     HDC hProbeDC = ::CreateCompatibleDC(NULL); // device context used to probe the current screen mode
00370     ERROR3IF(hProbeDC == NULL, "Couldn't create probe DC");
00371     const BITMAP bitmapData = 
00372     { 
00373         0,
00374         width,
00375         height,
00376         width * GetDeviceCaps(hProbeDC, BITSPIXEL) * GetDeviceCaps(hProbeDC, PLANES) / 8 ,
00377         GetDeviceCaps(hProbeDC, PLANES),
00378         GetDeviceCaps(hProbeDC, BITSPIXEL),
00379         0L
00380     };
00381     DeleteDC(hProbeDC);
00382     return CreateBitmapIndirect(&bitmapData);
00383 }

void EnableDescendants	(	HWND	hWnd,
		BOOL	enable
	)

Definition at line 474 of file customlist.cpp.

00475 {
00476     // walk through HWNDs to avoid creating temporary CWnd objects
00477     // unless we need to call this function recursively
00478     for (HWND hWndChild = ::GetTopWindow(hWnd); hWndChild != NULL;
00479         hWndChild = ::GetNextWindow(hWndChild, GW_HWNDNEXT))
00480     {
00481         CWnd* pWnd = CWnd::FromHandlePermanent(hWndChild);
00482         if (pWnd != NULL)
00483         {
00484             pWnd->EnableWindow(enable);
00485             pWnd->RedrawWindow();
00486         }
00487         if (::GetTopWindow(hWndChild) != NULL)
00488         {
00489             // send to child windows after parent
00490             EnableDescendants(hWndChild,enable);
00491         }
00492     }
00493 }

BOOL SetBitmapBkgToSystem

(

HBITMAP

hBitmap

)

Definition at line 517 of file customlist.cpp.

00518 {
00519     BITMAP bitmap;
00520     HDC hBitmapDC = CreateCompatibleDC(NULL);
00521     if (!GetObject(hBitmap, sizeof(bitmap), &bitmap) || !hBitmapDC)
00522     {
00523         ERROR2RAW("Non-fatal GDI error");
00524         return(FALSE);
00525     }
00526     SelectObject(hBitmapDC, hBitmap);
00527     // We make the assumption that the pixel in the lower right corner has the background colour 
00528     DWORD currentBkColour = (DWORD) GetPixel(hBitmapDC, bitmap.bmWidth - 1, bitmap.bmHeight -1); 
00529     DWORD sysBkColour = GetSysColor(COLOR_3DFACE);
00530     for (INT32 i = 0; i < bitmap.bmWidth; i++)
00531     {
00532         for (INT32 j = 0; j < bitmap.bmHeight; j++)
00533         {
00534             if ((DWORD) GetPixel(hBitmapDC, i, j) == currentBkColour)
00535                 SetPixelV(hBitmapDC, i, j, (COLORREF) sysBkColour);
00536         }
00537     }
00538     DeleteDC(hBitmapDC);
00539     return TRUE;
00540 }

Generated on Sat Nov 10 03:49:29 2007 for Camelot by

1.4.4


Functions
HBITMAP	CreateScreenCompatibleBitmap (INT32 width, INT32 height)
void	EnableDescendants (HWND hWnd, BOOL enable)
BOOL	SetBitmapBkgToSystem (HBITMAP hBitmap)

customlist.cpp File Reference

(r1785/r1082)

Functions

Function Documentation