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 inputChanged(Viewer viewer, Object oldInput, Object newInput) {
			
		}
		
		public boolean isDeleted(Object element) {
			return false;
		}
	
		public void dispose() {
		}
		
		public Object[] getElements(Object obj) {
			return fElements.toArray();
		}