NewNodeWizard.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.sling.ide.eclipse.ui.wizards;

import java.lang.reflect.InvocationTargetException;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
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.ui.IWorkbenchWizard;

public class NewNodeWizard extends Wizard implements INewWizard {

	private NewNodeWizardPage page;
	private ISelection selection;
	
	public NewNodeWizard() {
		// TODO Auto-generated constructor stub
	}
	
	/**
	 * Adding the page to the wizard.
	 */

	public void addPages() {
		page = new NewNodeWizardPage(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(fileName, monitor);
				} catch (CoreException e) {
					throw new InvocationTargetException(e);
				} finally {
					monitor.done();
				}
			}
		};
		try {
			getContainer().run(true, false, op);
		} catch (InterruptedException e) {
			return false;
		} catch (InvocationTargetException e) {
			Throwable realException = e.getTargetException();
			MessageDialog.openError(getShell(), "Error", realException.getMessage());
			return false;
		}
		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 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();
//			if (file.exists()) {
//				file.setContents(stream, true, true, monitor);
//			} else {
//				file.create(stream, true, monitor);
//			}
//			stream.close();
//		} catch (IOException 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 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;
	}
}