| /******************************************************************************* |
| * Copyright (c) 2007, 2015 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.help; |
| |
| import org.eclipse.core.expressions.IEvaluationContext; |
| |
| /** |
| * An element in a UA document, which may have conditional enablement (may be |
| * filtered based on certain conditions) and may have sub-elements, or children. |
| * |
| * @since 3.3 |
| */ |
| public interface IUAElement { |
| |
| /** |
| * Returns whether or not this element should be enabled in the given |
| * context. Elements may be hidden (filtered) if certain conditions are true. |
| * |
| * @param context the context in which the element appears |
| * @return whether or not the element is enabled in the given context |
| */ |
| public boolean isEnabled(IEvaluationContext context); |
| |
| /** |
| * Returns all sub-elements (children) of this element. |
| * |
| * @return the sub-elements of this element |
| */ |
| public IUAElement[] getChildren(); |
| } |
