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/*****************************************************************************
* Copyright (c) 2016 CEA LIST 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:
* Shuai Li (CEA LIST) <shuai.li@cea.fr> - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.editor;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.papyrus.infra.core.sasheditor.editor.IPage;
import org.eclipse.papyrus.infra.core.sashwindows.di.PageRef;
import org.eclipse.papyrus.infra.core.sashwindows.di.service.IPageManager;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.core.utils.ServiceUtils;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.emf.utils.ServiceUtilsForEObject;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.INavigationLocation;
import org.eclipse.ui.NavigationLocation;
public class PapyrusNavigationLocation extends NavigationLocation {
private URI pageURI;
/**
* Constructor: Save editor selection, selected editor part, and selected page
*
*/
public PapyrusNavigationLocation(IEditorPart editorPart) {
super(editorPart);
if (editorPart instanceof PapyrusMultiDiagramEditor) {
PapyrusMultiDiagramEditor papyrusEditor = (PapyrusMultiDiagramEditor) editorPart;
// Important to set editorSelection and selectedEditorPart, otherwise navigation history breaks
/*ISelection editorSelection = papyrusEditor.getEditorSite().getSelectionProvider().getSelection();//papyrusEditor.getSite().getSelectionProvider().getSelection()
IEditorPart selectedEditorPart = papyrusEditor.getActiveEditor();*/
IPage selectedPage = papyrusEditor.getISashWindowsContainer().getActiveSashWindowsPage();
if (selectedPage != null && selectedPage.getRawModel() instanceof PageRef) {
PageRef pageRef = (PageRef) selectedPage.getRawModel();
if (pageRef != null && pageRef.getEmfPageIdentifier() != null) {
pageURI = EcoreUtil.getURI(pageRef.getEmfPageIdentifier());
}
}
}
}
/**
* @see org.eclipse.ui.INavigationLocation#restoreLocation()
*
*/
@Override
public void restoreLocation() {
IEditorPart editorPart = getEditorPart();
if (editorPart instanceof PapyrusMultiDiagramEditor) {
try {
IPageManager pageManager = ServiceUtils.getInstance().getIPageManager(((PapyrusMultiDiagramEditor) editorPart).getServicesRegistry());
EObject objectToOpen = ServiceUtils.getInstance().getModelSet(((PapyrusMultiDiagramEditor) editorPart).getServicesRegistry()).getEObject(pageURI, false);
if (objectToOpen != null) {
EObject context = EMFHelper.getEObject(objectToOpen);
if (context != null) {
try {
pageManager = ServiceUtilsForEObject.getInstance().getIPageManager(context);
if (pageManager.isOpen(objectToOpen)) {
pageManager.selectPage(objectToOpen);
} else {
pageManager.openPage(objectToOpen);
}
} catch (Exception ex) {
Activator.log.error(ex);
}
}
}
} catch (ServiceException e) {
Activator.log.error(e);
}
}
}
/**
* If the selected editor part matches, then merge.
*
* @see org.eclipse.ui.INavigationLocation#mergeInto(org.eclipse.ui.INavigationLocation)
*
* @param currentLocation
* @return
*/
@Override
public boolean mergeInto(INavigationLocation currentLocation) {
if (currentLocation instanceof PapyrusNavigationLocation) {
if (((PapyrusNavigationLocation) currentLocation).getPageURI() != null && pageURI != null) {
return ((PapyrusNavigationLocation) currentLocation).getPageURI().equals(pageURI);
}
}
return false;
}
public URI getPageURI() {
return this.pageURI;
}
/**
* @see org.eclipse.ui.INavigationLocation#saveState(org.eclipse.ui.IMemento)
*
* @param memento
*/
@Override
public void saveState(IMemento memento) {
// TODO Auto-generated method stub
}
/**
* @see org.eclipse.ui.INavigationLocation#restoreState(org.eclipse.ui.IMemento)
*
* @param memento
*/
@Override
public void restoreState(IMemento memento) {
// TODO Auto-generated method stub
}
/**
* @see org.eclipse.ui.INavigationLocation#update()
*
*/
@Override
public void update() {
// TODO Auto-generated method stub
}
}
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