// $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 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.IStructuredSelection; | |
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.swt.widgets.TreeItem; | |
import org.eclipse.ui.handlers.HandlerUtil; | |
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 UIJob job = new UIJob(COMMAND_MESSAGE) { | |
@Override | |
public IStatus runInUIThread(IProgressMonitor monitor) { | |
monitor.beginTask(COMMAND_MESSAGE, 1); | |
final IStructuredSelection selection = (IStructuredSelection) HandlerUtil.getCurrentSelection(aEvent); | |
if (null != selection && !selection.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()[0]; | |
final TreeItem nextItem = aTreeViewer.getNext(item); | |
return (IR4EUIModelElement) nextItem.getData(); | |
} | |
} |