/**
* Copyright (c) 2010 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.editor.wizards;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
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.util.EcoreUtil;
import org.eclipse.emf.ecore.xmi.XMLResource;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
import org.eclipse.gef.requests.DirectEditRequest;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.emf.core.GMFEditingDomainFactory;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
import org.eclipse.ui.part.FileEditorInput;
import org.eclipse.xtext.EcoreUtil2;
import org.yakindu.base.base.BasePackage;
import org.yakindu.base.gmf.runtime.util.EditPartUtils;
import org.yakindu.sct.model.sgraph.SGraphPackage;
import org.yakindu.sct.model.sgraph.Statechart;
import org.yakindu.sct.ui.editor.DiagramActivator;
import org.yakindu.sct.ui.editor.StatechartImages;
import org.yakindu.sct.ui.editor.editor.StatechartDiagramEditor;
import org.yakindu.sct.ui.editor.factories.FactoryUtils;
import org.yakindu.sct.ui.editor.providers.SemanticHints;
import org.yakindu.sct.ui.wizards.ModelCreationWizardPage;
/**
*
* @author andreas muelder - Initial contribution and API
*
*/
public class CreationWizard extends Wizard implements INewWizard {
public static final String ID = "org.yakindu.sct.ui.editor.StatechartDiagramWizard";
protected IStructuredSelection selection = new StructuredSelection();
protected ModelCreationWizardPage modelCreationPage;
protected DomainWizardPage domainWizardPage;
protected Resource diagram;
private boolean openOnCreate = true;
protected PreferencesHint preferencesHint = DiagramActivator.DIAGRAM_PREFERENCES_HINT;
private IWorkbench workbench;
public void init(IWorkbench workbench, IStructuredSelection selection) {
this.workbench = workbench;
this.selection = selection;
setWindowTitle("New YAKINDU Statechart");
setNeedsProgressMonitor(true);
}
@Override
public void addPages() {
initModelCreationPage();
initDomainWizardPage();
}
protected void initModelCreationPage() {
modelCreationPage = new ModelCreationWizardPage("DiagramModelFile", getSelection(), "sct");
modelCreationPage.setTitle("YAKINDU SCT Diagram");
modelCreationPage.setDescription("Create a new YAKINDU SCT Diagram File");
modelCreationPage.setImageDescriptor(StatechartImages.LOGO.imageDescriptor());
addPage(modelCreationPage);
}
protected void initDomainWizardPage() {
domainWizardPage = new DomainWizardPage("DomainWizard");
domainWizardPage.setTitle("Select Statechart Domain");
domainWizardPage.setDescription("Select the domain you want to create a statechart for.");
domainWizardPage.setImageDescriptor(StatechartImages.LOGO.imageDescriptor());
addPage(domainWizardPage);
}
public static class DiagramCreationDesccription{
private URI uri;
private String domainID;
public DiagramCreationDesccription(URI uri, String domainID) {
this.uri = uri;
this.domainID = domainID;
}
public URI getModelURI() {
return uri;
}
public String getDomainID() {
return domainID;
}
}
@Override
public boolean performFinish() {
final DiagramCreationDesccription create = getDiagramDescription();
IRunnableWithProgress op = new WorkspaceModifyOperation(null) {
@Override
protected void execute(IProgressMonitor monitor) throws CoreException, InterruptedException {
diagram = createDiagram(create, monitor);
if (isOpenOnCreate() && diagram != null) {
try {
openDiagram(diagram);
PerspectiveUtil.switchToModelingPerspective(workbench.getActiveWorkbenchWindow());
} catch (PartInitException e) {
DiagramActivator.getDefault().getLog().log(
new Status(IStatus.WARNING, DiagramActivator.PLUGIN_ID, "Editor can't be opened", e));
}
}
}
};
try {
getContainer().run(false, true, op);
} catch (Exception e) {
return false;
}
return diagram != null;
}
protected DiagramCreationDesccription getDiagramDescription() {
URI uri = modelCreationPage.getURI();
final String domainID = domainWizardPage != null ? domainWizardPage.getDomainID()
: BasePackage.Literals.DOMAIN_ELEMENT__DOMAIN_ID.getDefaultValueLiteral();
final DiagramCreationDesccription create = new DiagramCreationDesccription(uri,domainID);
return create;
}
protected boolean openDiagram(Resource diagram) throws PartInitException {
String path = diagram.getURI().toPlatformString(true);
IResource workspaceResource = ResourcesPlugin.getWorkspace().getRoot().findMember(new Path(path));
if (workspaceResource instanceof IFile) {
IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
StatechartDiagramEditor editor = (StatechartDiagramEditor) page
.openEditor(new FileEditorInput((IFile) workspaceResource), getEditorID());
if (editor != null) {
List<EObject> allNotationElements = EcoreUtil2.eAllContentsAsList(diagram);
for (EObject eObject : allNotationElements) {
if (eObject instanceof View && ((View) eObject).getType().equals(SemanticHints.STATE_NAME)) {
IGraphicalEditPart editPart = EditPartUtils.findEditPartForSemanticElement(
editor.getDiagramGraphicalViewer().getRootEditPart(), ((View) eObject).getElement());
editPart = editPart.getChildBySemanticHint(SemanticHints.STATE_NAME);
if (editPart != null) {
final DirectEditRequest request = new DirectEditRequest();
request.setDirectEditFeature(BasePackage.Literals.NAMED_ELEMENT__NAME);
editPart.performRequest(request);
break;
}
}
}
return false;
}
}
return false;
}
/**
* Returns the Editor ID of the editor to open, after a new diagram was
* created Override for subclasses with custom editors.
*
* @return the ID of the editor.
*/
protected String getEditorID() {
return StatechartDiagramEditor.ID;
}
protected Resource createDiagram(final DiagramCreationDesccription create, IProgressMonitor progressMonitor) {
TransactionalEditingDomain editingDomain = GMFEditingDomainFactory.INSTANCE.createEditingDomain();
progressMonitor.beginTask("Creating diagram file ...", 3);
final Resource resource = editingDomain.getResourceSet().createResource(create.getModelURI());
AbstractTransactionalCommand command = new AbstractTransactionalCommand(editingDomain,
"Creating diagram file ...", Collections.EMPTY_LIST) {
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
FactoryUtils.createStatechartModel(resource, preferencesHint);
Statechart statechart = (Statechart) EcoreUtil.getObjectByType(resource.getContents(),
SGraphPackage.Literals.STATECHART);
statechart.setDomainID(create.getDomainID());
try {
resource.save(getSaveOptions());
} catch (IOException e) {
e.printStackTrace();
}
return CommandResult.newOKCommandResult();
}
};
try {
command.execute(progressMonitor, null);
} catch (ExecutionException e) {
e.printStackTrace();
}
setCharset(WorkspaceSynchronizer.getFile(resource));
editingDomain.dispose();
return resource;
}
protected Map<String, String> getSaveOptions() {
Map<String, String> saveOptions = new HashMap<String, String>();
saveOptions.put(XMLResource.OPTION_ENCODING, "UTF-8");
saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED, Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER);
return saveOptions;
}
protected void setCharset(IFile file) {
if (file == null) {
return;
}
try {
file.setCharset("UTF-8", new NullProgressMonitor());
} catch (CoreException e) {
e.printStackTrace();
}
}
public IStructuredSelection getSelection() {
return selection;
}
public void setSelection(IStructuredSelection selection) {
this.selection = selection;
}
public boolean isOpenOnCreate() {
return openOnCreate;
}
public void setOpenOnCreate(boolean openOnCreate) {
this.openOnCreate = openOnCreate;
}
/**
* Set the preference hint for preferences of new created diagrams
*
* @param hint
* the PreferenceHint for the PreferenceStore (mostly from
* Activator)
*/
protected void setPreferenceHint(PreferencesHint hint) {
preferencesHint = hint;
}
}