Bug 164796 [Viewers] TableViewer setSelectionToWidget always scrolls to widget
The current implementation uses setSelection(TableItem[]) which always scrolls to the selection so the reveal-flags has no effect.
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTableViewer.java
Object[] children = getSortedChildren(getRoot());
		Item[] items = doGetItems();
		int min = Math.min(children.length, items.length);
		for (int i = 0; i < min; ++i) {
			Item item = items[i];
			
			if (equals(children[i], item.getData())) {
				if (updateLabels) {
					updateItem(item, children[i]);
				} else {
					
					
					
					associate(children[i], item);
				}
			} else {
				
				
				
				
				
				
				
				
				disassociate(item);