| /******************************************************************************* |
| * Copyright (c) 2001, 2005 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 |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.sse.ui.internal.actions; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IActionDelegate; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.progress.IWorkbenchSiteProgressService; |
| |
| public class ResourceActionDelegate implements IActionDelegate { |
| protected IStructuredSelection fSelection; |
| |
| private IWorkbenchSiteProgressService getActiveProgressService() { |
| IWorkbenchSiteProgressService service = null; |
| if (PlatformUI.isWorkbenchRunning()) { |
| IWorkbenchWindow activeWorkbenchWindow = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
| if (activeWorkbenchWindow != null) { |
| IWorkbenchPage activePage = activeWorkbenchWindow.getActivePage(); |
| if (activePage != null) { |
| IWorkbenchPart activePart = activePage.getActivePart(); |
| if (activePart != null) { |
| service = (IWorkbenchSiteProgressService) activePart.getSite().getAdapter(IWorkbenchSiteProgressService.class); |
| } |
| } |
| } |
| } |
| return service; |
| } |
| |
| protected Job getJob() { |
| // ResourceActionDelegate does not create background job |
| // subclass creates the background job for the action |
| return null; |
| } |
| |
| protected boolean processorAvailable(IResource resource) { |
| // ResourceActionDelegate returns false by default |
| // subclass returns true if processor is available; false otherwise |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction) |
| */ |
| public void run(IAction action) { |
| if (fSelection != null && !fSelection.isEmpty()) { |
| Job job = getJob(); |
| if (job != null) { |
| IWorkbenchSiteProgressService progressService = getActiveProgressService(); |
| if (progressService != null) { |
| progressService.schedule(job); |
| } |
| else { |
| job.schedule(); |
| } |
| } |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, |
| * org.eclipse.jface.viewers.ISelection) |
| */ |
| public void selectionChanged(IAction action, ISelection selection) { |
| if (selection instanceof IStructuredSelection) { |
| fSelection = (IStructuredSelection) selection; |
| boolean available = false; |
| |
| Object[] elements = fSelection.toArray(); |
| for (int i = 0; i < elements.length; i++) { |
| if (elements[i] instanceof IResource) { |
| available = processorAvailable((IResource) elements[i]); |
| |
| if (available) |
| break; |
| } |
| } |
| |
| action.setEnabled(available); |
| } |
| } |
| |
| } |