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/******************************************************************************
* Copyright (c) 2011 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.stem.loggers.csv.presentation;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.StringTokenizer;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
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.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.xmi.XMLResource;
import org.eclipse.emf.edit.ui.provider.ExtendedImageRegistry;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.stem.loggers.csv.CSVFactory;
import org.eclipse.stem.loggers.csv.CSVPackage;
import org.eclipse.stem.loggers.csv.model.provider.CSVLoggerEditPlugin;
import org.eclipse.stem.loggers.csv.model.provider.CSVLoggerEditorAdvisor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
/**
* This is a simple wizard for creating a new model file.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class CSVModelWizard extends Wizard implements INewWizard {
/**
* The supported extensions for created files.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static final List<String> FILE_EXTENSIONS =
Collections.unmodifiableList(Arrays.asList(CSVLoggerEditPlugin.INSTANCE.getString("_UI_CSVEditorFilenameExtensions").split("\\s*,\\s*"))); //$NON-NLS-1$ //$NON-NLS-2$
/**
* A formatted list of supported file extensions, suitable for display.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static final String FORMATTED_FILE_EXTENSIONS =
CSVLoggerEditPlugin.INSTANCE.getString("_UI_CSVEditorFilenameExtensions").replaceAll("\\s*,\\s*", ", "); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
/**
* This caches an instance of the model package.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected CSVPackage csvPackage = CSVPackage.eINSTANCE;
/**
* This caches an instance of the model factory.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected CSVFactory csvFactory = csvPackage.getCSVFactory();
/**
* This is the initial object creation page.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected CSVModelWizardInitialObjectCreationPage 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<String> 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(CSVLoggerEditPlugin.INSTANCE.getString("_UI_Wizard_label")); //$NON-NLS-1$
setDefaultPageImageDescriptor(ExtendedImageRegistry.INSTANCE.getImageDescriptor(CSVLoggerEditPlugin.INSTANCE.getImage("full/wizban/NewCSV"))); //$NON-NLS-1$
}
/**
* Returns the names of the types that can be created as the root object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Collection<String> getInitialObjectNames() {
if (initialObjectNames == null) {
initialObjectNames = new ArrayList<String>();
for (EClassifier eClassifier : csvPackage.getEClassifiers()) {
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)csvPackage.getEClassifier(initialObjectCreationPage.getInitialObjectName());
EObject rootObject = csvFactory.create(eClass);
return rootObject;
}
/**
* Do the work after everything is specified.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
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(),
CSVLoggerEditPlugin.INSTANCE.getString("_UI_Question_title"), //$NON-NLS-1$
CSVLoggerEditPlugin.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<Object, Object> options = new HashMap<Object, Object>();
options.put(XMLResource.OPTION_ENCODING, initialObjectCreationPage.getEncoding());
resource.save(options);
}
catch (Exception exception) {
CSVLoggerEditPlugin.INSTANCE.log(exception);
}
finally {
progressMonitor.done();
}
}
};
getContainer().run(false, false, operation);
return CSVLoggerEditorAdvisor.openEditor(workbench, fileURI);
}
catch (Exception exception) {
CSVLoggerEditPlugin.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 CSVModelWizardInitialObjectCreationPage 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<String> encodings;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Combo encodingField;
/**
* Pass in the selection.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public CSVModelWizardInitialObjectCreationPage(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(CSVLoggerEditPlugin.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(CSVLoggerEditPlugin.INSTANCE.getString("_UI_Browse_label")); //$NON-NLS-1$
resourceURIBrowseFileSystemButton.addSelectionListener
(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent event) {
String[] filters = CSVEditor.FILE_EXTENSION_FILTERS.toArray(new String[CSVEditor.FILE_EXTENSION_FILTERS.size()]);
String[] files = CSVLoggerEditorAdvisor.openFilePathDialog(getShell(), SWT.SAVE, filters);
if (files.length > 0) {
fileField.setText(files[0]);
}
}
});
Label containerLabel = new Label(composite, SWT.LEFT);
{
containerLabel.setText(CSVLoggerEditPlugin.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 (String objectName : getInitialObjectNames()) {
initialObjectField.add(getLabel(objectName));
}
if (initialObjectField.getItemCount() == 1) {
initialObjectField.select(0);
}
initialObjectField.addModifyListener(validator);
Label encodingLabel = new Label(composite, SWT.LEFT);
{
encodingLabel.setText(CSVLoggerEditPlugin.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 (String encoding : getEncodings()) {
encodingField.add(encoding);
}
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 extension = fileURI.fileExtension();
if (extension == null || !FILE_EXTENSIONS.contains(extension)) {
String key = FILE_EXTENSIONS.size() > 1 ? "_WARN_FilenameExtensions" : "_WARN_FilenameExtension"; //$NON-NLS-1$ //$NON-NLS-2$
setErrorMessage(CSVLoggerEditPlugin.INSTANCE.getString(key, new Object [] { FORMATTED_FILE_EXTENSIONS }));
return false;
}
setErrorMessage(null);
return getInitialObjectName() != null && getEncodings().contains(encodingField.getText());
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
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 (String name : getInitialObjectNames()) {
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) {
// Ignore
}
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 CSVLoggerEditPlugin.INSTANCE.getString("_UI_" + typeName + "_type"); //$NON-NLS-1$ //$NON-NLS-2$
}
catch(MissingResourceException mre) {
CSVLoggerEditPlugin.INSTANCE.log(mre);
}
return typeName;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected Collection<String> getEncodings() {
if (encodings == null) {
encodings = new ArrayList<String>();
for (StringTokenizer stringTokenizer = new StringTokenizer(CSVLoggerEditPlugin.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
*/
@Override
public void addPages() {
initialObjectCreationPage = new CSVModelWizardInitialObjectCreationPage("Whatever2"); //$NON-NLS-1$
initialObjectCreationPage.setTitle(CSVLoggerEditPlugin.INSTANCE.getString("_UI_CSVModelWizard_label")); //$NON-NLS-1$
initialObjectCreationPage.setDescription(CSVLoggerEditPlugin.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();
}
}