replaceBitmap.nIDNew = (UINT) (HBITMAP) m_hBitmap;
replaceBitmap.nButtons = noButtons;
if (::SendMessage((HWND) GetHWND(), TB_REPLACEBITMAP, (WPARAM) 0, (LPARAM) &replaceBitmap) == -1)
replaceBitmap.nIDNew = (UINT) (HBITMAP) m_hBitmap;
replaceBitmap.nButtons = noButtons;
if (::SendMessage((HWND) GetHWND(), TB_REPLACEBITMAP, (WPARAM) 0, (LPARAM) &replaceBitmap) == -1)