imageList = display.getImageList (bounds.width, bounds.height);
imageList = display.getImageList (style & SWT.RIGHT_TO_LEFT, bounds.width, bounds.height);
int imageIndex (Image image) {	if (image == null) return OS.I_IMAGENONE;	if (imageList == null) {		int hOldList = OS.SendMessage (handle, OS.TVM_GETIMAGELIST, OS.TVSIL_NORMAL, 0);		if (hOldList != 0) OS.ImageList_Destroy (hOldList);		Rectangle bounds = image.getBounds ();		imageList = display.getImageList (bounds.width, bounds.height);		int index = imageList.indexOf (image);		if (index == -1) index = imageList.add (image);		int hImageList = imageList.getHandle ();		OS.SendMessage (handle, OS.TVM_SETIMAGELIST, OS.TVSIL_NORMAL, hImageList);		if (hwndHeader != 0) {			OS.SendMessage (hwndHeader, OS.HDM_SETIMAGELIST, 0, hImageList);		}		updateScrollBar ();		return index;	}	int index = imageList.indexOf (image);	if (index != -1) return index;	return imageList.add (image);}