| /******************************************************************************* |
| * Copyright (c) 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.pde.internal.ua.ui.wizards.ctxhelp; |
| |
| import java.lang.reflect.InvocationTargetException; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.pde.internal.core.util.CoreUtility; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpContext; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpModel; |
| import org.eclipse.pde.internal.ua.core.ctxhelp.text.CtxHelpTopic; |
| import org.eclipse.pde.internal.ua.ui.IConstants; |
| import org.eclipse.pde.internal.ua.ui.PDEUserAssistanceUIPlugin; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.actions.WorkspaceModifyOperation; |
| import org.eclipse.ui.ide.IDE; |
| import org.eclipse.ui.part.ISetSelectionTarget; |
| |
| /** |
| * Operation to create a new context help xml file, add example entries and open it |
| * in the context help editor. |
| * @since 3.4 |
| */ |
| public class NewCtxHelpOperation extends WorkspaceModifyOperation { |
| |
| private IFile fFile; |
| |
| public NewCtxHelpOperation(IFile file) { |
| fFile = file; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.actions.WorkspaceModifyOperation#execute(org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| protected void execute(IProgressMonitor monitor) throws CoreException, InvocationTargetException, InterruptedException { |
| CtxHelpModel model = new CtxHelpModel(CoreUtility.getTextDocument(fFile.getContents()), false); |
| model.setUnderlyingResource(fFile); |
| initializeModel(model); |
| model.save(); |
| model.dispose(); |
| openFile(); |
| monitor.done(); |
| } |
| |
| /** |
| * Initialize the xml with example entries |
| * @param model model for the file |
| */ |
| private void initializeModel(CtxHelpModel model) { |
| CtxHelpContext context = model.getFactory().createContext(); |
| context.setID(CtxWizardMessages.NewCtxHelpOperation_context); |
| model.getCtxHelpRoot().addChild(context); |
| CtxHelpTopic topic = model.getFactory().createTopic(); |
| topic.setLabel(CtxWizardMessages.NewCtxHelpOperation_topic); |
| context.addChild(topic); |
| } |
| |
| /** |
| * Asynchronously opens the created file in the context help editor. |
| */ |
| protected void openFile() { |
| Display.getCurrent().asyncExec(new Runnable() { |
| public void run() { |
| IWorkbenchWindow ww = PDEUserAssistanceUIPlugin.getActiveWorkbenchWindow(); |
| if (ww == null) { |
| return; |
| } |
| IWorkbenchPage page = ww.getActivePage(); |
| if (page == null || !fFile.exists()) |
| return; |
| IWorkbenchPart focusPart = page.getActivePart(); |
| if (focusPart instanceof ISetSelectionTarget) { |
| ISelection selection = new StructuredSelection(fFile); |
| ((ISetSelectionTarget) focusPart).selectReveal(selection); |
| } |
| try { |
| IDE.openEditor(page, fFile, IConstants.CONTEXT_HELP_EDITOR_ID); |
| } catch (PartInitException e) { |
| } |
| } |
| }); |
| } |
| |
| } |