PictureButton(HWND hwnd, HBITMAP hBmp, HBRUSH hbrush=GetSysColorBrush(COLOR_BTNFACE), bool flat=false) :	super(hwnd), _hIcon(0), _hBmp(hBmp), _hBrush(hbrush), _flat(flat)
PictureButton(HWND hparent, int id, HICON hIcon, HBRUSH hbrush=GetSysColorBrush(COLOR_BTNFACE), bool flat=false) :	super(GetDlgItem(hparent, id)), _hIcon(hIcon), _hBmp(0), _hBrush(hbrush), _flat(flat)
	PictureButton(HWND hwnd, HBITMAP hBmp, HBRUSH hbrush=GetSysColorBrush(COLOR_BTNFACE), bool flat=false)	 :	super(hwnd), _hIcon(0), _hBmp(hBmp), _hBrush(hbrush), _flat(flat)	{		BITMAP bmp;		GetObject(hBmp, sizeof(bmp), &bmp);		_cx = bmp.bmWidth;		_cy = bmp.bmHeight;	}