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/*
* Copyright (c) 2010, 2012, 2015, 2016 Eike Stepper (Berlin, Germany) 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:
* Martin Fluegge - initial API and implementation
*
*/
package org.eclipse.emf.cdo.dawn.examples.acore.diagram.navigator;
import org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreDiagramEditorPlugin;
import org.eclipse.emf.common.ui.URIEditorInput;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
import org.eclipse.core.resources.IFile;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.GraphicalViewer;
import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditor;
import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDiagramDocument;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.navigator.ILinkHelper;
import org.eclipse.ui.part.FileEditorInput;
import java.util.Iterator;
/**
* @generated
*/
public class AcoreNavigatorLinkHelper implements ILinkHelper
{
/**
* @generated
*/
private static IEditorInput getEditorInput(Diagram diagram)
{
Resource diagramResource = diagram.eResource();
for (Iterator it = diagramResource.getContents().iterator(); it.hasNext();)
{
EObject nextEObject = (EObject)it.next();
if (nextEObject == diagram)
{
return new FileEditorInput(WorkspaceSynchronizer.getFile(diagramResource));
}
if (nextEObject instanceof Diagram)
{
break;
}
}
URI uri = EcoreUtil.getURI(diagram);
String editorName = uri.lastSegment() + "#" + diagram.eResource().getContents().indexOf(diagram); //$NON-NLS-1$
IEditorInput editorInput = new URIEditorInput(uri, editorName);
return editorInput;
}
/**
* @generated
*/
public IStructuredSelection findSelection(IEditorInput anInput)
{
IDiagramDocument document = AcoreDiagramEditorPlugin.getInstance().getDocumentProvider().getDiagramDocument(anInput);
if (document == null)
{
return StructuredSelection.EMPTY;
}
Diagram diagram = document.getDiagram();
IFile file = WorkspaceSynchronizer.getFile(diagram.eResource());
if (file != null)
{
AcoreNavigatorItem item = new AcoreNavigatorItem(diagram, file, false);
return new StructuredSelection(item);
}
return StructuredSelection.EMPTY;
}
/**
* @generated
*/
public void activateEditor(IWorkbenchPage aPage, IStructuredSelection aSelection)
{
if (aSelection == null || aSelection.isEmpty())
{
return;
}
if (false == aSelection.getFirstElement() instanceof AcoreAbstractNavigatorItem)
{
return;
}
AcoreAbstractNavigatorItem abstractNavigatorItem = (AcoreAbstractNavigatorItem)aSelection.getFirstElement();
View navigatorView = null;
if (abstractNavigatorItem instanceof AcoreNavigatorItem)
{
navigatorView = ((AcoreNavigatorItem)abstractNavigatorItem).getView();
}
else if (abstractNavigatorItem instanceof AcoreNavigatorGroup)
{
AcoreNavigatorGroup navigatorGroup = (AcoreNavigatorGroup)abstractNavigatorItem;
if (navigatorGroup.getParent() instanceof AcoreNavigatorItem)
{
navigatorView = ((AcoreNavigatorItem)navigatorGroup.getParent()).getView();
}
}
if (navigatorView == null)
{
return;
}
IEditorInput editorInput = getEditorInput(navigatorView.getDiagram());
IEditorPart editor = aPage.findEditor(editorInput);
if (editor == null)
{
return;
}
aPage.bringToTop(editor);
if (editor instanceof DiagramEditor)
{
DiagramEditor diagramEditor = (DiagramEditor)editor;
ResourceSet diagramEditorResourceSet = diagramEditor.getEditingDomain().getResourceSet();
EObject selectedView = diagramEditorResourceSet.getEObject(EcoreUtil.getURI(navigatorView), true);
if (selectedView == null)
{
return;
}
GraphicalViewer graphicalViewer = (GraphicalViewer)diagramEditor.getAdapter(GraphicalViewer.class);
EditPart selectedEditPart = (EditPart)graphicalViewer.getEditPartRegistry().get(selectedView);
if (selectedEditPart != null)
{
graphicalViewer.select(selectedEditPart);
}
}
}
}
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