/*
* -----------------------------------------------------------------------
* File: $HeadURL: http://keith-laptop/svn/krs/LanguageTest/trunk/org.thanlwinsoft.languagetest/src/org/thanlwinsoft/languagetest/eclipse/wizards/NewLangModuleWizard.java $
* Revision $LastChangedRevision: 852 $
* Last Modified: $LastChangedDate: 2007-06-09 16:02:23 +0700 (Sat, 09 Jun 2007) $
* Last Change by: $LastChangedBy: keith $
* -----------------------------------------------------------------------
* Copyright (C) 2007 Keith Stribley <devel@thanlwinsoft.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
* -----------------------------------------------------------------------
*/
package org.thanlwinsoft.languagetest.eclipse.wizards;
import org.apache.xmlbeans.XmlOptions;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.eclipse.core.runtime.*;
import org.eclipse.jface.operation.*;
import java.lang.reflect.InvocationTargetException;
import java.util.Date;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.CoreException;
import java.io.*;
import org.eclipse.ui.*;
import org.eclipse.ui.ide.IDE;
import org.thanlwinsoft.languagetest.eclipse.LanguageTestPlugin;
import org.thanlwinsoft.languagetest.eclipse.editors.TestModuleEditor;
import org.thanlwinsoft.languagetest.eclipse.workspace.WorkspaceLanguageManager;
import org.thanlwinsoft.languagetest.language.test.XmlBeansTestModule;
import org.thanlwinsoft.schemas.languagetest.module.LangType;
import org.thanlwinsoft.schemas.languagetest.module.LanguageModuleDocument;
/**
* This is a sample new wizard. Its role is to create a new file
* resource in the provided container. If the container resource
* (a folder or a project) is selected in the workspace
* when the wizard is opened, it will accept it as the target
* container. The wizard creates one file with the extension
* "lm.xml". If a sample multi-page editor (also available
* as a template) is registered for the same extension, it will
* be able to open it.
*/
public class NewLangModuleWizard extends Wizard implements INewWizard {
private NewLangModuleWizardPage page;
private ISelection selection;
public final static String XSL_FILENAME = XmlBeansTestModule.XSL_FILENAME;
/**
* Constructor for NewLangModuleWizard.
*/
public NewLangModuleWizard() {
super();
setNeedsProgressMonitor(true);
}
/**
* Adding the page to the wizard.
*/
public void addPages() {
page = new NewLangModuleWizardPage(selection);
addPage(page);
}
/**
* This method is called when 'Finish' button is pressed in
* the wizard. We will create an operation and run it
* using wizard as execution context.
*/
public boolean performFinish() {
final String containerName = page.getContainerName();
final String fileName = page.getFileName();
IRunnableWithProgress op = new IRunnableWithProgress()
{
public void run(IProgressMonitor monitor) throws InvocationTargetException {
try
{
doFinish(containerName, fileName, monitor);
}
catch (CoreException e)
{
e.printStackTrace();
throw new InvocationTargetException(e);
}
finally
{
monitor.done();
}
}
};
try
{
getContainer().run(true, false, op);
}
catch (InterruptedException e) {
e.printStackTrace();
return false;
}
catch (InvocationTargetException e) {
Throwable realException = e.getTargetException();
MessageDialog.openError(getShell(), "Error",
realException.getMessage());
return false;
}
try
{
ResourcesPlugin.getWorkspace().getRoot().refreshLocal(10, null);
}
catch (CoreException e)
{
LanguageTestPlugin.log(IStatus.WARNING, e.getMessage(), e);
}
return true;
}
/**
* The worker method. It will find the container, create the
* file if missing or just replace its contents, and open
* the editor on the newly created file.
*/
private void doFinish(
String containerName,
String fileName,
IProgressMonitor monitor)
throws CoreException {
// create a sample file
monitor.beginTask("Creating " + fileName, 2);
IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();
IResource resource = root.findMember(new Path(containerName));
if (!resource.exists() || !(resource instanceof IContainer)) {
throwCoreException("Container \"" + containerName + "\" does not exist.");
}
IContainer container = (IContainer) resource;
final IFile file = container.getFile(new Path(fileName));
try {
InputStream stream = openContentStream(file.getProject());
if (file.exists()) {
file.setContents(stream, true, true, monitor);
} else {
file.create(stream, true, monitor);
}
stream.close();
monitor.worked(1);
}
catch (IOException e)
{
LanguageTestPlugin.log(IStatus.WARNING, e.getLocalizedMessage(), e);
}
monitor.worked(1);
monitor.setTaskName("Opening file for editing...");
getShell().getDisplay().asyncExec(new Runnable() {
public void run() {
IWorkbenchPage page =
PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
try
{
IDE.openEditor(page, file, true);
}
catch (PartInitException e)
{
}
}
});
monitor.worked(1);
}
/**
* We will initialize file contents with a sample text.
*/
private InputStream openContentStream(IProject project)
{
InputStream is = null;
try
{
LanguageModuleDocument doc = LanguageModuleDocument.Factory.newInstance();
if (doc != null)
{
doc.addNewLanguageModule();
doc.getLanguageModule().setCreationTime(new Date().getTime());
doc.getLanguageModule().setId(Integer.toHexString(doc.hashCode()));
doc.getLanguageModule().setFormatVersion(TestModuleEditor.LANG_MODULE_FORMAT_VERSION);
LangType [] langArray = WorkspaceLanguageManager.findLanguages(project);
doc.getLanguageModule().setLangArray(langArray);
XmlOptions options = new XmlOptions();
options.setCharacterEncoding("UTF-8");
options.setSavePrettyPrint();
is = doc.newInputStream(options);
}
}
catch (Exception e)
{
e.printStackTrace();
}
if (is == null)
{
String contents =
"This is the initial file contents for *.lmx file that should be word-sorted in the Preview page of the multi-page editor";
is = new ByteArrayInputStream(contents.getBytes());
}
return is;
}
private void throwCoreException(String message) throws CoreException
{
IStatus status =
new Status(IStatus.ERROR, "LanguageTest", IStatus.OK, message, null);
throw new CoreException(status);
}
/**
* We will accept the selection in the workbench to see if
* we can initialize from it.
* @see IWorkbenchWizard#init(IWorkbench, IStructuredSelection)
*/
public void init(IWorkbench workbench, IStructuredSelection selection)
{
this.selection = selection;
}
}