/**
* Copyright (c) 2011 committers of YAKINDU 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:
* committers of YAKINDU - initial API and implementation
*
*/
package org.yakindu.sct.ui.navigator;
import org.eclipse.core.runtime.IAdaptable;
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.util.EcoreUtil;
import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.navigator.CommonActionProvider;
import org.eclipse.ui.navigator.ICommonActionConstants;
import org.eclipse.ui.navigator.ICommonActionExtensionSite;
import org.eclipse.ui.navigator.ICommonViewerWorkbenchSite;
import org.eclipse.ui.part.FileEditorInput;
/**
*
* @author m.muehlbrandt
*
*/
public class NavigatorActionProvider extends CommonActionProvider {
private boolean myContribute;
private OpenDiagramAction myOpenDiagramAction;
public static final String ID = "org.yakindu.sct.ui.editor.editor.StatechartDiagramEditor";
public void init(ICommonActionExtensionSite aSite) {
super.init(aSite);
if (aSite.getViewSite() instanceof ICommonViewerWorkbenchSite) {
myContribute = true;
makeActions((ICommonViewerWorkbenchSite) aSite.getViewSite());
} else {
myContribute = false;
}
}
private void makeActions(ICommonViewerWorkbenchSite viewerSite) {
myOpenDiagramAction = new OpenDiagramAction(viewerSite);
}
public void fillActionBars(IActionBars actionBars) {
if (!myContribute) {
return;
}
IStructuredSelection selection = (IStructuredSelection) getContext()
.getSelection();
myOpenDiagramAction.selectionChanged(selection);
if (myOpenDiagramAction.isEnabled()) {
actionBars.setGlobalActionHandler(ICommonActionConstants.OPEN,
myOpenDiagramAction);
}
}
public void fillContextMenu(IMenuManager menu) {
}
private class OpenDiagramAction extends Action {
private Diagram myDiagram;
private ICommonViewerWorkbenchSite myViewerSite;
public OpenDiagramAction(ICommonViewerWorkbenchSite viewerSite) {
super("Open Diagram");
myViewerSite = viewerSite;
}
public final void selectionChanged(IStructuredSelection selection) {
myDiagram = null;
if (selection.size() == 1) {
Object selectedElement = selection.getFirstElement();
if (selectedElement instanceof DomainNavigatorItem) {
selectedElement = ((DomainNavigatorItem) selectedElement)
.getEObject();
} else if (selectedElement instanceof IAdaptable) {
selectedElement = ((IAdaptable) selectedElement)
.getAdapter(View.class);
}
if (selectedElement instanceof Diagram) {
Diagram diagram = (Diagram) selectedElement;
myDiagram = diagram;
}
}
setEnabled(myDiagram != null);
}
public void run() {
if (myDiagram == null || myDiagram.eResource() == null) {
return;
}
IEditorInput editorInput = getEditorInput();
IWorkbenchPage page = myViewerSite.getPage();
try {
page.openEditor(editorInput, ID);
} catch (PartInitException e) {
e.printStackTrace();
}
}
private IEditorInput getEditorInput() {
for (EObject nextEObject : myDiagram.eResource().getContents()) {
if (nextEObject == myDiagram) {
return new FileEditorInput(
WorkspaceSynchronizer.getFile(myDiagram.eResource()));
}
if (nextEObject instanceof Diagram) {
break;
}
}
URI uri = EcoreUtil.getURI(myDiagram);
String editorName = uri.lastSegment()
+ "#" + myDiagram.eResource().getContents().indexOf(myDiagram); //$NON-NLS-1$
IEditorInput editorInput = new URIEditorInput(uri, editorName);
return editorInput;
}
}
}