@Override
		public void handleEvent (Event event) {
			switch (event.type) {
				case SWT.Dispose:
				case SWT.KeyDown:
				case SWT.MouseMove: {
					if (tip == null) break;
					tip.dispose ();
					tip = null;
					label = null;
					break;
				}
				case SWT.MouseHover: {
					TableItem item = table.getItem (new Point (event.x, event.y));
					if (item != null) {
						if (tip != null  && !tip.isDisposed ()) tip.dispose ();
						tip = new Shell (shell, SWT.ON_TOP | SWT.NO_FOCUS | SWT.TOOL);
						tip.setBackground (display.getSystemColor (SWT.COLOR_INFO_BACKGROUND));
						FillLayout layout = new FillLayout ();
						layout.marginWidth = 2;
						tip.setLayout (layout);
						label = new Label (tip, SWT.NONE);
						label.setForeground (display.getSystemColor (SWT.COLOR_INFO_FOREGROUND));
						label.setBackground (display.getSystemColor (SWT.COLOR_INFO_BACKGROUND));
						label.setData ("_TABLEITEM", item);
						label.setText (item.getText ());
						label.addListener (SWT.MouseExit, labelListener);
						label.addListener (SWT.MouseDown, labelListener);
						Point size = tip.computeSize (SWT.DEFAULT, SWT.DEFAULT);
						Rectangle rect = item.getBounds (0);
						Point pt = table.toDisplay (rect.x, rect.y);
						tip.setBounds (pt.x, pt.y, size.x, size.y);
						tip.setVisible (true);
					}
				}
			}
		}