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
handler.deleteRow(absoluteRow);
		}
		return true;
	}
	/**
	 * Request that the model insert a new row into itself.
	 * 
	 * @return The 0-based offset of the new row from the start of the
	 *         collection or -1 if a new row could not be inserted.
	 */
	private int fireInsertEvent() {
		if (parent.insertHandlers.size() < 1) {
			return -1;
		}
		for (Iterator insertHandlersIter = parent.insertHandlers.iterator(); insertHandlersIter
				.hasNext();) {
			IInsertHandler handler = (IInsertHandler) insertHandlersIter.next();
			int resultRow = handler.insert(topRow + currentRow);
			if (resultRow >= 0) {
				return resultRow;
			}
		}
		return -1;
	}
	
	/**
	 * Tell listeners that we just scrolled.
	 * @param scrollEvent TODO
	 */
	private void fireScrollEvent(ScrollEvent scrollEvent) {