| /******************************************************************************* |
| * Copyright (c) 2001, 2008 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.wst.validation.internal.ui; |
| |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.actions.SelectionListenerAction; |
| |
| |
| public class ValidateAction extends SelectionListenerAction { |
| protected ValidationMenuAction delegate; |
| |
| public ValidateAction() { |
| super(ValidationUIMessages.Validate); |
| delegate = new ValidationMenuAction(); |
| } |
| |
| /** |
| * Implementation of method defined on <code>IAction</code>. |
| */ |
| public void run() { |
| delegate.run(this); |
| } |
| |
| /** |
| * Updates this action in response to the given selection. |
| * <p> |
| * The <code>SelectionListenerAction</code> implementation of this method returns |
| * <code>true</code>. Subclasses may extend to react to selection changes; however, if the |
| * super method returns <code>false</code>, the overriding method must also return |
| * <code>false</code>. |
| * </p> |
| * |
| * @param selection |
| * the new selection |
| * @return <code>true</code> if the action should be enabled for this selection, and |
| * <code>false</code> otherwise |
| */ |
| protected boolean updateSelection(IStructuredSelection selection) { |
| if (!super.updateSelection(selection)) |
| return false; |
| |
| delegate.selectionChanged(this, selection); |
| |
| return isEnabled(); // "Enabled" is set by the delegate. |
| } |
| |
| /** |
| * If a subclass of ValidateAction enables this menu action on a type that is not an IResource, |
| * this method returns the IResource[] that represent that object. If null is returned, the |
| * object will be ignored and the user will not be notified that the object was not validated. |
| * This method will be called when updateSelection and run are called. (The result of this |
| * method is used to determine which resources will be validated) |
| */ |
| protected IResource[] getResource(Object selected) { |
| return null; |
| } |
| } |