Bug 146750 [DataBinding][CompositeTable] Crash when dragging scroll bar
Run CompositeTableTest Drag scroll bar down Exception in thread "main" java.lang.IndexOutOfBoundsException: Index: -1, Size: 6 at java.util.LinkedList.entry(LinkedList.java:360) at java.util.LinkedList.get(LinkedList.java:303) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable.currentRow(InternalCompositeTable.java:1671) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable.fireRowDepartEvent(InternalCompositeTable.java:1511) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable.setTopRow(InternalCompositeTable.java:732) at org.eclipse.jface.examples.databinding.compositetable.InternalCompositeTable$2.widgetSelected(InternalCompositeTable.java:1239) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:90) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1074) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3158) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2838) at org.eclipse.jface.examples.databinding.compositetable.test.CompositeTableTest.main(CompositeTableTest.java:167)
examples/org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/compositetable/InternalCompositeTable.java
emptyTablePlaceholder.setBackground(rowControl.getBackground());
		emptyTablePlaceholder.setMessage(parent.getInsertHint());
	}
	private void disposeEmptyTablePlaceholder() {
		if (emptyTablePlaceholder != null) {
			emptyTablePlaceholder.dispose();
			emptyTablePlaceholder = null;
		}
	}
	
	
	private boolean needToRequestRC = true;
	private Listener displayKeyDownFilter = new Listener() {
		public void handleEvent(Event event) {
			if (rowControl.getClass().isAssignableFrom(event.widget.getClass())) {
				makeFocusedRowVisible();
			}
		}
	};
	
	/**
	 * Handle a keyPressed event on any row control.
	 * 
	 * @param sender
	 *            The row that is sending the event
	 * @param e
	 *            the actual KeyEvent
	 */
	public void keyPressed(TableRow sender, KeyEvent e) {
		if (makeFocusedRowVisible()) return;