/*******************************************************************************
* Copyright (c) 2007 Borland Software 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:
* Borland Software Corporation - initial API and implementation
*******************************************************************************/
package rdb.view.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.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.Path;
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.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
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.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
import org.eclipse.ui.dialogs.WizardNewFileCreationPage;
import org.eclipse.ui.part.FileEditorInput;
import org.eclipse.ui.part.ISetSelectionTarget;
import rdb.provider.RdbEditPlugin;
import rdb.view.ViewFactory;
import rdb.view.ViewPackage;
/**
* This is a simple wizard for creating a new model file.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class ViewModelWizard extends Wizard implements INewWizard {
/**
* This caches an instance of the model package.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ViewPackage viewPackage = ViewPackage.eINSTANCE;
/**
* This caches an instance of the model factory.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ViewFactory viewFactory = viewPackage.getViewFactory();
/**
* This is the file creation page.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ViewModelWizardNewFileCreationPage newFileCreationPage;
/**
* This is the initial object creation page.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ViewModelWizardInitialObjectCreationPage 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(RdbEditPlugin.INSTANCE.getString("_UI_Wizard_label")); //$NON-NLS-1$
setDefaultPageImageDescriptor(ExtendedImageRegistry.INSTANCE.getImageDescriptor(RdbEditPlugin.INSTANCE.getImage("full/wizban/NewView"))); //$NON-NLS-1$
}
/**
* 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 = viewPackage.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)viewPackage.getEClassifier(initialObjectCreationPage.getInitialObjectName());
EObject rootObject = viewFactory.create(eClass);
return rootObject;
}
/**
* Do the work after everything is specified.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean performFinish() {
try {
// Remember the file.
//
final IFile modelFile = getModelFile();
// Do the work within an operation.
//
WorkspaceModifyOperation operation =
new WorkspaceModifyOperation() {
@Override
protected void execute(IProgressMonitor progressMonitor) {
try {
// Create a resource set
//
ResourceSet resourceSet = new ResourceSetImpl();
// Get the URI of the model file.
//
URI fileURI = URI.createPlatformResourceURI(modelFile.getFullPath().toString(), true);
// 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) {
RdbEditPlugin.INSTANCE.log(exception);
}
finally {
progressMonitor.done();
}
}
};
getContainer().run(false, false, operation);
// Select the new file resource in the current view.
//
IWorkbenchWindow workbenchWindow = workbench.getActiveWorkbenchWindow();
IWorkbenchPage page = workbenchWindow.getActivePage();
final IWorkbenchPart activePart = page.getActivePart();
if (activePart instanceof ISetSelectionTarget) {
final ISelection targetSelection = new StructuredSelection(modelFile);
getShell().getDisplay().asyncExec
(new Runnable() {
public void run() {
((ISetSelectionTarget)activePart).selectReveal(targetSelection);
}
});
}
// Open an editor on the new file.
//
try {
page.openEditor
(new FileEditorInput(modelFile),
workbench.getEditorRegistry().getDefaultEditor(modelFile.getFullPath().toString()).getId());
}
catch (PartInitException exception) {
MessageDialog.openError(workbenchWindow.getShell(), RdbEditPlugin.INSTANCE.getString("_UI_OpenEditorError_label"), exception.getMessage()); //$NON-NLS-1$
return false;
}
return true;
}
catch (Exception exception) {
RdbEditPlugin.INSTANCE.log(exception);
return false;
}
}
/**
* This is the one page of the wizard.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class ViewModelWizardNewFileCreationPage extends WizardNewFileCreationPage {
/**
* Pass in the selection.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public ViewModelWizardNewFileCreationPage(String pageId, IStructuredSelection selection) {
super(pageId, selection);
}
/**
* The framework calls this to see if the file is correct.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected boolean validatePage() {
if (super.validatePage()) {
// Make sure the file ends in ".view".
//
String requiredExt = RdbEditPlugin.INSTANCE.getString("_UI_ViewEditorFilenameExtension"); //$NON-NLS-1$
String enteredExt = new Path(getFileName()).getFileExtension();
if (enteredExt == null || !enteredExt.equals(requiredExt)) {
setErrorMessage(RdbEditPlugin.INSTANCE.getString("_WARN_FilenameExtension", new Object [] { requiredExt })); //$NON-NLS-1$
return false;
}
else {
return true;
}
}
else {
return false;
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public IFile getModelFile() {
return ResourcesPlugin.getWorkspace().getRoot().getFile(getContainerFullPath().append(getFileName()));
}
}
/**
* This is the page where the type of object to create is selected.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public class ViewModelWizardInitialObjectCreationPage extends WizardPage {
/**
* <!-- 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 ViewModelWizardInitialObjectCreationPage(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 containerLabel = new Label(composite, SWT.LEFT);
{
containerLabel.setText(RdbEditPlugin.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(RdbEditPlugin.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() {
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) {
if (initialObjectField.getItemCount() == 1) {
initialObjectField.clearSelection();
encodingField.setFocus();
}
else {
encodingField.clearSelection();
initialObjectField.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();
}
/**
* Returns the label for the specified type name.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected String getLabel(String typeName) {
try {
return RdbEditPlugin.INSTANCE.getString("_UI_" + typeName + "_type"); //$NON-NLS-1$ //$NON-NLS-2$
}
catch(MissingResourceException mre) {
RdbEditPlugin.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(RdbEditPlugin.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() {
// Create a page, set the title, and the initial model file name.
//
newFileCreationPage = new ViewModelWizardNewFileCreationPage("Whatever", selection); //$NON-NLS-1$
newFileCreationPage.setTitle(RdbEditPlugin.INSTANCE.getString("_UI_ViewModelWizard_label")); //$NON-NLS-1$
newFileCreationPage.setDescription(RdbEditPlugin.INSTANCE.getString("_UI_ViewModelWizard_description")); //$NON-NLS-1$
newFileCreationPage.setFileName(RdbEditPlugin.INSTANCE.getString("_UI_ViewEditorFilenameDefaultBase") + "." + RdbEditPlugin.INSTANCE.getString("_UI_ViewEditorFilenameExtension")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
addPage(newFileCreationPage);
// Try and get the resource selection to determine a current directory for the file dialog.
//
if (selection != null && !selection.isEmpty()) {
// Get the resource...
//
Object selectedElement = selection.iterator().next();
if (selectedElement instanceof IResource) {
// Get the resource parent, if its a file.
//
IResource selectedResource = (IResource)selectedElement;
if (selectedResource.getType() == IResource.FILE) {
selectedResource = selectedResource.getParent();
}
// This gives us a directory...
//
if (selectedResource instanceof IFolder || selectedResource instanceof IProject) {
// Set this for the container.
//
newFileCreationPage.setContainerFullPath(selectedResource.getFullPath());
// Make up a unique new name here.
//
String defaultModelBaseFilename = RdbEditPlugin.INSTANCE.getString("_UI_ViewEditorFilenameDefaultBase"); //$NON-NLS-1$
String defaultModelFilenameExtension = RdbEditPlugin.INSTANCE.getString("_UI_ViewEditorFilenameExtension"); //$NON-NLS-1$
String modelFilename = defaultModelBaseFilename + "." + defaultModelFilenameExtension; //$NON-NLS-1$
for (int i = 1; ((IContainer)selectedResource).findMember(modelFilename) != null; ++i) {
modelFilename = defaultModelBaseFilename + i + "." + defaultModelFilenameExtension; //$NON-NLS-1$
}
newFileCreationPage.setFileName(modelFilename);
}
}
}
initialObjectCreationPage = new ViewModelWizardInitialObjectCreationPage("Whatever2"); //$NON-NLS-1$
initialObjectCreationPage.setTitle(RdbEditPlugin.INSTANCE.getString("_UI_ViewModelWizard_label")); //$NON-NLS-1$
initialObjectCreationPage.setDescription(RdbEditPlugin.INSTANCE.getString("_UI_Wizard_initial_object_description")); //$NON-NLS-1$
addPage(initialObjectCreationPage);
}
/**
* Get the file from the page.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public IFile getModelFile() {
return newFileCreationPage.getModelFile();
}
}