| /******************************************************************************* |
| * Copyright (c) 2010 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.jsdt.debug.internal.ui.actions; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.commands.IHandler2; |
| import org.eclipse.core.commands.IHandlerListener; |
| import org.eclipse.core.expressions.EvaluationContext; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.debug.ui.DebugUITools; |
| import org.eclipse.debug.ui.sourcelookup.ISourceLookupResult; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.ui.IActionDelegate2; |
| import org.eclipse.ui.IObjectActionDelegate; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.progress.UIJob; |
| import org.eclipse.wst.jsdt.debug.core.model.IScript; |
| import org.eclipse.wst.jsdt.debug.internal.core.model.Script; |
| import org.eclipse.wst.jsdt.debug.internal.ui.Messages; |
| |
| /** |
| * Context menu action to show the source for a selected {@link IScript} |
| * |
| * @since 1.1 |
| */ |
| public class OpenSourceAction implements IObjectActionDelegate, IActionDelegate2, IHandler2 { |
| |
| private Script script = null; |
| |
| /** |
| * Constructor |
| */ |
| public OpenSourceAction() {} |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction) |
| */ |
| public void run(IAction action) { |
| if(script != null) { |
| UIJob job = new UIJob(PlatformUI.getWorkbench().getDisplay(), NLS.bind(Messages.opening_source__0, script.sourceURI())) { |
| public IStatus runInUIThread(IProgressMonitor monitor) { |
| IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
| ISourceLookupResult result = DebugUITools.lookupSource(script, script.getDebugTarget().getLaunch().getSourceLocator()); |
| DebugUITools.displaySource(result, page); |
| return Status.OK_STATUS; |
| } |
| }; |
| job.setPriority(Job.INTERACTIVE); |
| job.setUser(true); |
| 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) { |
| IStructuredSelection ss = (IStructuredSelection) selection; |
| if(ss.isEmpty()) { |
| script = null; |
| } |
| else { |
| script = (Script) ss.getFirstElement(); |
| } |
| return; |
| } |
| script = null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IObjectActionDelegate#setActivePart(org.eclipse.jface.action.IAction, org.eclipse.ui.IWorkbenchPart) |
| */ |
| public void setActivePart(IAction action, IWorkbenchPart targetPart) { |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IActionDelegate2#init(org.eclipse.jface.action.IAction) |
| */ |
| public void init(IAction action) {} |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IActionDelegate2#dispose() |
| */ |
| public void dispose() { |
| script = null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IActionDelegate2#runWithEvent(org.eclipse.jface.action.IAction, org.eclipse.swt.widgets.Event) |
| */ |
| public void runWithEvent(IAction action, Event event) { |
| run(action); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.commands.IHandler#addHandlerListener(org.eclipse.core.commands.IHandlerListener) |
| */ |
| public void addHandlerListener(IHandlerListener handlerListener) { |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent) |
| */ |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| run(null); |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.commands.IHandler#isEnabled() |
| */ |
| public boolean isEnabled() { |
| return script != null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.commands.IHandler#isHandled() |
| */ |
| public boolean isHandled() { |
| return true; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.commands.IHandler#removeHandlerListener(org.eclipse.core.commands.IHandlerListener) |
| */ |
| public void removeHandlerListener(IHandlerListener handlerListener) { |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.core.commands.IHandler2#setEnabled(java.lang.Object) |
| */ |
| public void setEnabled(Object evaluationContext) { |
| if(evaluationContext instanceof EvaluationContext) { |
| Object o = ((EvaluationContext)evaluationContext).getDefaultVariable(); |
| if(o instanceof IScript) { |
| script = (Script) o; |
| } |
| else if(o instanceof List) { |
| List vars = (List) o; |
| if(!vars.isEmpty() && vars.get(0) instanceof IScript) { |
| script = (Script) vars.get(0); |
| } |
| } |
| return; |
| } |
| script = null; |
| } |
| } |