| // $codepro.audit.disable com.instantiations.assist.eclipse.analysis.audit.rule.effectivejava.alwaysOverridetoString.alwaysOverrideToString, com.instantiations.assist.eclipse.analysis.deserializeabilitySecurity, com.instantiations.assist.eclipse.analysis.disallowReturnMutable, com.instantiations.assist.eclipse.analysis.enforceCloneableUsageSecurity |
| /******************************************************************************* |
| * Copyright (c) 2010, 2012 Ericsson AB 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 |
| * |
| * Description: |
| * |
| * This class implements the review navigator view toolbar command used |
| * to browse the view's treeviewer elements and open the ones that can be open |
| * |
| * Contributors: |
| * Sebastien Dubois - Created for Mylyn Review R4E project |
| * |
| ******************************************************************************/ |
| package org.eclipse.mylyn.reviews.r4e.ui.internal.commands.handlers; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.mylyn.reviews.r4e.ui.R4EUIPlugin; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.editors.EditorProxy; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.model.IR4EUIModelElement; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.model.R4EUIAnomalyBasic; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.model.R4EUIContent; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.model.R4EUIFileContext; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.model.R4EUIModelController; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.navigator.ReviewNavigatorTreeViewer; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.navigator.ReviewNavigatorView; |
| import org.eclipse.mylyn.reviews.r4e.ui.internal.utils.UIUtils; |
| import org.eclipse.swt.widgets.TreeItem; |
| import org.eclipse.ui.progress.UIJob; |
| |
| /** |
| * @author Sebastien Dubois |
| * @version $Revision: 1.0 $ |
| */ |
| public class SelectNextHandler extends AbstractHandler { |
| |
| // ------------------------------------------------------------------------ |
| // Constants |
| // ------------------------------------------------------------------------ |
| |
| /** |
| * Field COMMAND_MESSAGE. (value is ""Selecting Next Element..."") |
| */ |
| private static final String COMMAND_MESSAGE = "Selecting Next Element..."; |
| |
| // ------------------------------------------------------------------------ |
| // Methods |
| // ------------------------------------------------------------------------ |
| |
| /** |
| * Method execute. |
| * |
| * @param aEvent |
| * ExecutionEvent |
| * @return Object |
| * @see org.eclipse.core.commands.IHandler#execute(ExecutionEvent) |
| */ |
| public Object execute(final ExecutionEvent aEvent) { |
| |
| final List<IR4EUIModelElement> selectedElements = UIUtils.getCommandUIElements(); |
| |
| final UIJob job = new UIJob(COMMAND_MESSAGE) { |
| @Override |
| public IStatus runInUIThread(IProgressMonitor monitor) { |
| monitor.beginTask(COMMAND_MESSAGE, 1); |
| |
| if (selectedElements != null && !selectedElements.isEmpty()) { |
| final ReviewNavigatorView view = R4EUIModelController.getNavigatorView(); |
| |
| //Get the previous element |
| final IR4EUIModelElement nextElement = getNextElement((ReviewNavigatorTreeViewer) view.getTreeViewer()); |
| |
| //If there is one, select it |
| if (null != nextElement) { |
| R4EUIPlugin.Ftracer.traceInfo("Select next element " + nextElement.getName()); |
| final ISelection nextSelection = new StructuredSelection(nextElement); |
| view.getTreeViewer().setSelection(nextSelection); |
| |
| //Open the editor on FileContexts, selections/deltas amd anomalies |
| if (nextElement instanceof R4EUIFileContext || nextElement instanceof R4EUIContent |
| || nextElement instanceof R4EUIAnomalyBasic) { |
| EditorProxy.openEditor(view.getSite().getPage(), nextSelection, false); |
| } |
| } |
| } |
| monitor.worked(1); |
| monitor.done(); |
| return Status.OK_STATUS; |
| } |
| }; |
| job.setUser(true); |
| job.schedule(); |
| return null; |
| } |
| |
| /** |
| * Method getNextElement. |
| * |
| * @param aTreeViewer |
| * ReviewNavigatorTreeViewer |
| * @return IR4EUIModelElement |
| */ |
| private IR4EUIModelElement getNextElement(ReviewNavigatorTreeViewer aTreeViewer) { |
| final TreeItem[] item = aTreeViewer.getTree().getSelection(); |
| if (item.length == 0) { |
| //No item selected, so just return |
| return null; |
| } else { |
| final TreeItem nextItem = aTreeViewer.getNext(item[0]); |
| return (IR4EUIModelElement) nextItem.getData(); |
| |
| } |
| } |
| } |