Bug 97810 [preferences] Code template preference page buttons are not grayed out if invoked as project specific property page
3.1 RC1 Steps to reproduce: - Invoke Override Method on a project with no project-specific settings - Follow link to code template preference page -> Edit, Import, ... buttons are disabled, but not grayed out -> Toggling 'Enable project specific settings twice correctly grays out the buttons
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/dialogfields/ListDialogField.java
*/		
	public void addElement(Object element) {
		addElement(element, fElements.size());
	}
	
	/**
	 * Adds an element at a position.
	 */		
	public void addElement(Object element, int index) {
		if (fElements.contains(element)) {
			return;
		}
		fElements.add(index, element);
		if (isOkToUse(fTableControl)) {
			fTable.refresh();
			fTable.setSelection(new StructuredSelection(element));
		}
		
		dialogFieldChanged();
	}	
	/**
	 * Adds elements at the end of the list.
	 */	
	public void addElements(List elements) {
		int nElements= elements.size();
		
		if (nElements > 0) {
			
			ArrayList elementsToAdd= new ArrayList(nElements);