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
int newRowPosition = fireInsertEvent();
				if (newRowPosition < 0) {
					
					return;
				}
				disposeEmptyTablePlaceholder();
				
				deselect(e.widget);
				
				if (topRow <= newRowPosition
						&& numRowsVisible > newRowPosition - topRow) {
					insertRowAt(newRowPosition - topRow);
					++numRowsInCollection;
					updateVisibleRows();
					int newRowNumber = newRowPosition - topRow;
					if (newRowNumber != currentRow) {
						internalSetSelection(currentColumn, newRowNumber, false);
					} else {
						internalSetSelection(currentColumn, newRowNumber, true);
					}
					return;
				}
				
				++numRowsInCollection;
				
				if (newRowPosition < topRow + currentRow) {
					setTopRow(newRowPosition);
					Display.getDefault().asyncExec(new Runnable() {
						public void run() {