/*
* Copyright (c) 2006 Borland Software Corporation
*
* 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:
* Dmitry Stadnik (Borland) - initial API and implementation
*/
package org.eclipse.gmf.examples.taipan.presentation;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.StringTokenizer;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.xmi.XMLResource;
import org.eclipse.emf.edit.ui.provider.ExtendedImageRegistry;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.eclipse.gmf.examples.taipan.TaiPanFactory;
import org.eclipse.gmf.examples.taipan.TaiPanPackage;
import org.eclipse.gmf.examples.taipan.provider.TaiPanEditPlugin;
import java.io.File;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Text;
/**
* This is a simple wizard for creating a new model file.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class TaiPanModelWizard extends Wizard implements INewWizard {
/**
* This caches an instance of the model package.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected TaiPanPackage taiPanPackage = TaiPanPackage.eINSTANCE;
/**
* This caches an instance of the model factory.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected TaiPanFactory taiPanFactory = taiPanPackage.getTaiPanFactory();
/**
* This is the initial object creation page.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected TaiPanModelWizardInitialObjectCreationPage initialObjectCreationPage;
/**
* Remember the selection during initialization for populating the default container.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected IStructuredSelection selection;
/**
* Remember the workbench during initialization.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected IWorkbench workbench;
/**
* Caches the names of the types that can be created as the root object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected List initialObjectNames;
/**
* This just records the information.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void init(IWorkbench workbench, IStructuredSelection selection) {
this.workbench = workbench;
this.selection = selection;
setWindowTitle(TaiPanEditorPlugin.INSTANCE.getString("_UI_Wizard_label")); //$NON-NLS-1$
setDefaultPageImageDescriptor(ExtendedImageRegistry.INSTANCE.getImageDescriptor(TaiPanEditorPlugin.INSTANCE.getImage("full/wizban/NewTaiPan"))); //$NON-NLS-1$
}
/**
* Returns the names of the types that can be created as the root object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Collection getInitialObjectNames() {
if (initialObjectNames == null) {
initialObjectNames = new ArrayList();
for (Iterator classifiers = taiPanPackage.getEClassifiers().iterator(); classifiers.hasNext();) {
EClassifier eClassifier = (EClassifier) classifiers.next();
if (eClassifier instanceof EClass) {
EClass eClass = (EClass) eClassifier;
if (!eClass.isAbstract()) {
initialObjectNames.add(eClass.getName());
}
}
}
Collections.sort(initialObjectNames, java.text.Collator.getInstance());
}
return initialObjectNames;
}
/**
* Create a new model.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected EObject createInitialModel() {
EClass eClass = (EClass) taiPanPackage.getEClassifier(initialObjectCreationPage.getInitialObjectName());
EObject rootObject = taiPanFactory.create(eClass);
return rootObject;
}
/**
* Do the work after everything is specified.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean performFinish() {
try {
// Get the URI of the model file.
//
final URI fileURI = getModelURI();
if (new File(fileURI.toFileString()).exists()) {
if (!MessageDialog.openQuestion(getShell(), TaiPanEditorPlugin.INSTANCE.getString("_UI_Question_title"), //$NON-NLS-1$
TaiPanEditorPlugin.INSTANCE.getString("_WARN_FileConflict", new String[] { fileURI.toFileString() }))) //$NON-NLS-1$
{
initialObjectCreationPage.selectFileField();
return false;
}
}
// Do the work within an operation.
//
IRunnableWithProgress operation = new IRunnableWithProgress() {
public void run(IProgressMonitor progressMonitor) {
try {
// Create a resource set
//
ResourceSet resourceSet = new ResourceSetImpl();
// Create a resource for this file.
//
Resource resource = resourceSet.createResource(fileURI);
// Add the initial model object to the contents.
//
EObject rootObject = createInitialModel();
if (rootObject != null) {
resource.getContents().add(rootObject);
}
// Save the contents of the resource to the file system.
//
Map options = new HashMap();
options.put(XMLResource.OPTION_ENCODING, initialObjectCreationPage.getEncoding());
resource.save(options);
} catch (Exception exception) {
TaiPanEditorPlugin.INSTANCE.log(exception);
} finally {
progressMonitor.done();
}
}
};
getContainer().run(false, false, operation);
return TaiPanEditorAdvisor.openEditor(workbench, fileURI);
} catch (Exception exception) {
TaiPanEditorPlugin.INSTANCE.log(exception);
return false;
}
}
/**
* This is the page where the type of object to create is selected.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class TaiPanModelWizardInitialObjectCreationPage extends WizardPage {
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Text fileField;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Combo initialObjectField;
/**
* @generated
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*/
protected List encodings;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Combo encodingField;
/**
* Pass in the selection.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public TaiPanModelWizardInitialObjectCreationPage(String pageId) {
super(pageId);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
{
GridLayout layout = new GridLayout();
layout.numColumns = 1;
layout.verticalSpacing = 12;
composite.setLayout(layout);
GridData data = new GridData();
data.verticalAlignment = GridData.FILL;
data.grabExcessVerticalSpace = true;
data.horizontalAlignment = GridData.FILL;
composite.setLayoutData(data);
}
Label resourceURILabel = new Label(composite, SWT.LEFT);
{
resourceURILabel.setText(TaiPanEditorPlugin.INSTANCE.getString("_UI_File_label")); //$NON-NLS-1$
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
resourceURILabel.setLayoutData(data);
}
Composite fileComposite = new Composite(composite, SWT.NONE);
{
GridData data = new GridData();
data.horizontalAlignment = GridData.END;
fileComposite.setLayoutData(data);
GridLayout layout = new GridLayout();
data.horizontalAlignment = GridData.FILL;
layout.marginHeight = 0;
layout.marginWidth = 0;
layout.numColumns = 2;
fileComposite.setLayout(layout);
}
fileField = new Text(fileComposite, SWT.BORDER);
{
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
data.grabExcessHorizontalSpace = true;
data.horizontalSpan = 1;
fileField.setLayoutData(data);
}
fileField.addModifyListener(validator);
Button resourceURIBrowseFileSystemButton = new Button(fileComposite, SWT.PUSH);
resourceURIBrowseFileSystemButton.setText(TaiPanEditorPlugin.INSTANCE.getString("_UI_Browse_label")); //$NON-NLS-1$
resourceURIBrowseFileSystemButton.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
String fileExtension = TaiPanEditorPlugin.INSTANCE.getString("_UI_TaiPanEditorFilenameExtension"); //$NON-NLS-1$
String filePath = TaiPanEditorAdvisor.openFilePathDialog(getShell(), "*." + fileExtension, SWT.OPEN); //$NON-NLS-1$
if (filePath != null) {
if (!filePath.endsWith("." + fileExtension)) //$NON-NLS-1$
{
filePath = filePath + "." + fileExtension; //$NON-NLS-1$
}
fileField.setText(filePath);
}
}
});
Label containerLabel = new Label(composite, SWT.LEFT);
{
containerLabel.setText(TaiPanEditorPlugin.INSTANCE.getString("_UI_ModelObject")); //$NON-NLS-1$
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
containerLabel.setLayoutData(data);
}
initialObjectField = new Combo(composite, SWT.BORDER);
{
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
data.grabExcessHorizontalSpace = true;
initialObjectField.setLayoutData(data);
}
for (Iterator i = getInitialObjectNames().iterator(); i.hasNext();) {
initialObjectField.add(getLabel((String) i.next()));
}
if (initialObjectField.getItemCount() == 1) {
initialObjectField.select(0);
}
initialObjectField.addModifyListener(validator);
Label encodingLabel = new Label(composite, SWT.LEFT);
{
encodingLabel.setText(TaiPanEditorPlugin.INSTANCE.getString("_UI_XMLEncoding")); //$NON-NLS-1$
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
encodingLabel.setLayoutData(data);
}
encodingField = new Combo(composite, SWT.BORDER);
{
GridData data = new GridData();
data.horizontalAlignment = GridData.FILL;
data.grabExcessHorizontalSpace = true;
encodingField.setLayoutData(data);
}
for (Iterator i = getEncodings().iterator(); i.hasNext();) {
encodingField.add((String) i.next());
}
encodingField.select(0);
encodingField.addModifyListener(validator);
setPageComplete(validatePage());
setControl(composite);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ModifyListener validator = new ModifyListener() {
public void modifyText(ModifyEvent e) {
setPageComplete(validatePage());
}
};
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected boolean validatePage() {
URI fileURI = getFileURI();
if (fileURI == null || fileURI.isEmpty()) {
setErrorMessage(null);
return false;
}
String requiredExt = TaiPanEditorPlugin.INSTANCE.getString("_UI_TaiPanEditorFilenameExtension"); //$NON-NLS-1$
String enteredExt = fileURI.fileExtension();
if (enteredExt == null || !enteredExt.equals(requiredExt)) {
setErrorMessage(TaiPanEditorPlugin.INSTANCE.getString("_WARN_FilenameExtension", new Object[] { requiredExt })); //$NON-NLS-1$
return false;
}
setErrorMessage(null);
return getInitialObjectName() != null && getEncodings().contains(encodingField.getText());
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible) {
initialObjectField.clearSelection();
encodingField.clearSelection();
fileField.setFocus();
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public String getInitialObjectName() {
String label = initialObjectField.getText();
for (Iterator i = getInitialObjectNames().iterator(); i.hasNext();) {
String name = (String) i.next();
if (getLabel(name).equals(label)) {
return name;
}
}
return null;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public String getEncoding() {
return encodingField.getText();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public URI getFileURI() {
try {
return URI.createFileURI(fileField.getText());
} catch (Exception exception) {
}
return null;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void selectFileField() {
initialObjectField.clearSelection();
encodingField.clearSelection();
fileField.selectAll();
fileField.setFocus();
}
/**
* Returns the label for the specified type name.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected String getLabel(String typeName) {
try {
return TaiPanEditPlugin.INSTANCE.getString("_UI_" + typeName + "_type"); //$NON-NLS-1$ //$NON-NLS-2$
} catch (MissingResourceException mre) {
TaiPanEditorPlugin.INSTANCE.log(mre);
}
return typeName;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Collection getEncodings() {
if (encodings == null) {
encodings = new ArrayList();
for (StringTokenizer stringTokenizer = new StringTokenizer(TaiPanEditorPlugin.INSTANCE.getString("_UI_XMLEncodingChoices")); stringTokenizer.hasMoreTokens();) //$NON-NLS-1$
{
encodings.add(stringTokenizer.nextToken());
}
}
return encodings;
}
}
/**
* The framework calls this to create the contents of the wizard.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void addPages() {
initialObjectCreationPage = new TaiPanModelWizardInitialObjectCreationPage("Whatever2"); //$NON-NLS-1$
initialObjectCreationPage.setTitle(TaiPanEditorPlugin.INSTANCE.getString("_UI_TaiPanModelWizard_label")); //$NON-NLS-1$
initialObjectCreationPage.setDescription(TaiPanEditorPlugin.INSTANCE.getString("_UI_Wizard_initial_object_description")); //$NON-NLS-1$
addPage(initialObjectCreationPage);
}
/**
* Get the URI from the page.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public URI getModelURI() {
return initialObjectCreationPage.getFileURI();
}
}
