String oldString = string == null ? null : items [i].toolTipText; shell.setToolTipText (items [i].handle, newString, oldString);
shell.setToolTipText (items [i].handle, newString);
public void setToolTipText (String string) {	checkWidget();	super.setToolTipText (string);	Shell shell = _getShell ();	ToolItem [] items = getItems ();	for (int i = 0; i < items.length; i++) {		String newString = string != null ? null : items [i].toolTipText;		String oldString = string == null ? null : items [i].toolTipText;		shell.setToolTipText (items [i].handle, newString, oldString);	}}