package SAG.diagram.part;
import java.io.IOException;
import java.util.LinkedList;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.operations.OperationHistoryFactory;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
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.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.diagram.core.services.ViewService;
import org.eclipse.gmf.runtime.diagram.core.services.view.CreateDiagramViewOperation;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.emf.core.util.EObjectAdapter;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.dialogs.WizardNewFileCreationPage;
import SAG.diagram.edit.parts.SAGmodelEditPart;
/**
* @generated
*/
public class SAGNewDiagramFileWizard extends Wizard {
/**
* @generated
*/
private WizardNewFileCreationPage myFileCreationPage;
/**
* @generated
*/
private ModelElementSelectionPage diagramRootElementSelectionPage;
/**
* @generated
*/
private TransactionalEditingDomain myEditingDomain;
/**
* @generated
*/
public SAGNewDiagramFileWizard(URI domainModelURI, EObject diagramRoot,
TransactionalEditingDomain editingDomain) {
assert domainModelURI != null : "Domain model uri must be specified"; //$NON-NLS-1$
assert diagramRoot != null : "Doagram root element must be specified"; //$NON-NLS-1$
assert editingDomain != null : "Editing domain must be specified"; //$NON-NLS-1$
myFileCreationPage = new WizardNewFileCreationPage(
Messages.SAGNewDiagramFileWizard_CreationPageName,
StructuredSelection.EMPTY);
myFileCreationPage
.setTitle(Messages.SAGNewDiagramFileWizard_CreationPageTitle);
myFileCreationPage.setDescription(NLS.bind(
Messages.SAGNewDiagramFileWizard_CreationPageDescription,
SAGmodelEditPart.MODEL_ID));
IPath filePath;
String fileName = URI.decode(domainModelURI.trimFileExtension()
.lastSegment());
if (domainModelURI.isPlatformResource()) {
filePath = new Path(domainModelURI.trimSegments(1)
.toPlatformString(true));
} else if (domainModelURI.isFile()) {
filePath = new Path(domainModelURI.trimSegments(1).toFileString());
} else {
// TODO : use some default path
throw new IllegalArgumentException(
"Unsupported URI: " + domainModelURI); //$NON-NLS-1$
}
myFileCreationPage.setContainerFullPath(filePath);
myFileCreationPage.setFileName(SAGDiagramEditorUtil.getUniqueFileName(
filePath, fileName, "sag_diagram")); //$NON-NLS-1$
diagramRootElementSelectionPage = new DiagramRootElementSelectionPage(
Messages.SAGNewDiagramFileWizard_RootSelectionPageName);
diagramRootElementSelectionPage
.setTitle(Messages.SAGNewDiagramFileWizard_RootSelectionPageTitle);
diagramRootElementSelectionPage
.setDescription(Messages.SAGNewDiagramFileWizard_RootSelectionPageDescription);
diagramRootElementSelectionPage.setModelElement(diagramRoot);
myEditingDomain = editingDomain;
}
/**
* @generated
*/
public void addPages() {
addPage(myFileCreationPage);
addPage(diagramRootElementSelectionPage);
}
/**
* @generated
*/
public boolean performFinish() {
LinkedList<IFile> affectedFiles = new LinkedList<IFile>();
IFile diagramFile = myFileCreationPage.createNewFile();
SAGDiagramEditorUtil.setCharset(diagramFile);
affectedFiles.add(diagramFile);
URI diagramModelURI = URI.createPlatformResourceURI(diagramFile
.getFullPath().toString(), true);
ResourceSet resourceSet = myEditingDomain.getResourceSet();
final Resource diagramResource = resourceSet
.createResource(diagramModelURI);
AbstractTransactionalCommand command = new AbstractTransactionalCommand(
myEditingDomain,
Messages.SAGNewDiagramFileWizard_InitDiagramCommand,
affectedFiles) {
protected CommandResult doExecuteWithResult(
IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
int diagramVID = SAGVisualIDRegistry
.getDiagramVisualID(diagramRootElementSelectionPage
.getModelElement());
if (diagramVID != SAGmodelEditPart.VISUAL_ID) {
return CommandResult
.newErrorCommandResult(Messages.SAGNewDiagramFileWizard_IncorrectRootError);
}
Diagram diagram = ViewService.createDiagram(
diagramRootElementSelectionPage.getModelElement(),
SAGmodelEditPart.MODEL_ID,
SAGDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT);
diagramResource.getContents().add(diagram);
return CommandResult.newOKCommandResult();
}
};
try {
OperationHistoryFactory.getOperationHistory().execute(command,
new NullProgressMonitor(), null);
diagramResource.save(SAGDiagramEditorUtil.getSaveOptions());
SAGDiagramEditorUtil.openDiagram(diagramResource);
} catch (ExecutionException e) {
SAGDiagramEditorPlugin.getInstance().logError(
"Unable to create model and diagram", e); //$NON-NLS-1$
} catch (IOException ex) {
SAGDiagramEditorPlugin.getInstance().logError(
"Save operation failed for: " + diagramModelURI, ex); //$NON-NLS-1$
} catch (PartInitException ex) {
SAGDiagramEditorPlugin.getInstance().logError(
"Unable to open editor", ex); //$NON-NLS-1$
}
return true;
}
/**
* @generated
*/
private static class DiagramRootElementSelectionPage extends
ModelElementSelectionPage {
/**
* @generated
*/
protected DiagramRootElementSelectionPage(String pageName) {
super(pageName);
}
/**
* @generated
*/
protected String getSelectionTitle() {
return Messages.SAGNewDiagramFileWizard_RootSelectionPageSelectionTitle;
}
/**
* @generated
*/
protected boolean validatePage() {
if (selectedModelElement == null) {
setErrorMessage(Messages.SAGNewDiagramFileWizard_RootSelectionPageNoSelectionMessage);
return false;
}
boolean result = ViewService.getInstance().provides(
new CreateDiagramViewOperation(new EObjectAdapter(
selectedModelElement), SAGmodelEditPart.MODEL_ID,
SAGDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT));
setErrorMessage(result ? null
: Messages.SAGNewDiagramFileWizard_RootSelectionPageInvalidSelectionMessage);
return result;
}
}
}