focusItem = null;
void onDispose (Event event) {	removeListener (SWT.Dispose, listener);	notifyListeners (SWT.Dispose, event);	event.type = SWT.None;	/*	 * Usually when an item is disposed, destroyItem will change the size of the items array, 	 * reset the bounds of all the tabs and manage the widget associated with the tab.	 * Since the whole folder is being disposed, this is not necessary.  For speed	 * the inDispose flag is used to skip over this part of the item dispose.	 */	inDispose = true;		for (int i = 0; i < itemCount; i++) {						items [i].dispose ();	}	items = null;	font = null;	foreground = null;}