com.google.gdt.eclipse.designer.wizards.model.service.ServiceWizard.java Source code

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Here is the source code for com.google.gdt.eclipse.designer.wizards.model.service.ServiceWizard.java

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/*******************************************************************************
 * Copyright 2011 Google Inc. All Rights Reserved.
 *
 * 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
 *
 * 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 com.google.gdt.eclipse.designer.wizards.model.service;

import com.google.gdt.eclipse.designer.wizards.Activator;

import org.eclipse.wb.internal.core.DesignerPlugin;

import org.eclipse.core.resources.IResource;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;

/**
 * Wizard for new GWT RemoteModule.
 * 
 * @author scheglov_ke
 * @coverage gwt.wizard.ui
 */
public class ServiceWizard extends Wizard implements INewWizard {
    private IPackageFragment m_selectedPackage;
    private ServiceWizardPage m_servicePage;

    ////////////////////////////////////////////////////////////////////////////
    //
    // Constructor
    //
    ////////////////////////////////////////////////////////////////////////////
    public ServiceWizard() {
        setDefaultPageImageDescriptor(Activator.getImageDescriptor("wizards/service/banner.gif"));
        setWindowTitle("New GWT RemoteService");
    }

    ////////////////////////////////////////////////////////////////////////////
    //
    // Pages
    //
    ////////////////////////////////////////////////////////////////////////////
    @Override
    public void addPages() {
        m_servicePage = new ServiceWizardPage(m_selectedPackage);
        addPage(m_servicePage);
    }

    ////////////////////////////////////////////////////////////////////////////
    //
    // INewWizard
    //
    ////////////////////////////////////////////////////////////////////////////
    public void init(IWorkbench workbench, IStructuredSelection selection) {
        if (selection != null) {
            Object selectedObject = selection.getFirstElement();
            // convert resource to Java model object
            if (selectedObject instanceof IResource) {
                IResource resource = (IResource) selectedObject;
                selectedObject = JavaCore.create(resource);
            }
            // prepare selected package
            if (selectedObject instanceof IJavaElement) {
                IJavaElement selectedJavaElement = (IJavaElement) selectedObject;
                m_selectedPackage = (IPackageFragment) selectedJavaElement
                        .getAncestor(IJavaElement.PACKAGE_FRAGMENT);
            } else {
                m_selectedPackage = null;
            }
        }
    }

    ////////////////////////////////////////////////////////////////////////////
    //
    // Finish
    //
    ////////////////////////////////////////////////////////////////////////////
    @Override
    public boolean performFinish() {
        try {
            m_servicePage.createService();
            return true;
        } catch (Throwable e) {
            DesignerPlugin.log(e);
        }
        return false;
    }
}