gov.redhawk.prf.ui.wizard.EnumerationWizardPage.java Source code

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Here is the source code for gov.redhawk.prf.ui.wizard.EnumerationWizardPage.java

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/**
 * This file is protected by Copyright. 
 * Please refer to the COPYRIGHT file distributed with this source distribution.
 * 
 * This file is part of REDHAWK IDE.
 * 
 * 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.
 *
 */
package gov.redhawk.prf.ui.wizard;

import gov.redhawk.ui.validation.EmfValidationStatusProvider;
import mil.jpeojtrs.sca.prf.Enumeration;
import mil.jpeojtrs.sca.prf.PrfFactory;
import mil.jpeojtrs.sca.prf.PrfPackage;

import org.eclipse.emf.databinding.EMFDataBindingContext;
import org.eclipse.emf.databinding.EMFObservables;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory;
import org.eclipse.jface.databinding.swt.SWTObservables;
import org.eclipse.jface.databinding.wizard.WizardPageSupport;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;

/**
 * The Class OsWizardPage.
 */
public class EnumerationWizardPage extends WizardPage {

    private static final String PAGE_NAME = "enumerationPage";

    private Enumeration enumeration = PrfFactory.eINSTANCE.createEnumeration();

    private final EMFDataBindingContext context = new EMFDataBindingContext();

    private WizardPageSupport pageSupport;

    private ComposedAdapterFactory adapterFactory;

    /**
     * @param implementationSettings
     * @param pageName
     * @param title
     * @param titleImage
     * @since 2.0
     */
    public EnumerationWizardPage() {
        super(EnumerationWizardPage.PAGE_NAME, "New Enumeration", null);
        this.setDescription("Set values of new Enumeration.");
        setPageComplete(false);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void dispose() {
        super.dispose();
        this.pageSupport.dispose();
        this.context.dispose();
        this.adapterFactory.dispose();
    }

    /**
     * @return the enumeration
     */
    public Enumeration getEnumeration() {
        return this.enumeration;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void createControl(final Composite parent) {

        // Create an adapter factory that yields item providers.
        //
        this.adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);

        this.adapterFactory.addAdapterFactory(new ResourceItemProviderAdapterFactory());
        this.adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory());

        Label label;
        Text text;

        final Composite client = new Composite(parent, SWT.NULL);
        client.setLayout(new GridLayout(2, false));

        label = new Label(client, SWT.NULL);
        label.setText("Label:");
        text = new Text(client, SWT.BORDER);
        text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL));
        text.setToolTipText("The Enumeration Label");

        // Bind and validate
        this.context.bindValue(SWTObservables.observeText(text, SWT.Modify),
                EMFObservables.observeValue(this.enumeration, PrfPackage.Literals.ENUMERATION__LABEL), null, null);

        label = new Label(client, SWT.NULL);
        label.setText("Value:");
        text = new Text(client, SWT.BORDER);
        text.setToolTipText("The Enumeration Value");
        text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL));
        this.context.bindValue(SWTObservables.observeText(text, SWT.Modify),
                EMFObservables.observeValue(this.enumeration, PrfPackage.Literals.ENUMERATION__VALUE), null, null);

        final EmfValidationStatusProvider provider = new EmfValidationStatusProvider(this.enumeration, this.context,
                this.adapterFactory);
        this.context.addValidationStatusProvider(provider);
        this.pageSupport = WizardPageSupport.create(this, this.context);

        this.setControl(client);
    }

    /**
     * 
     * @param enumeration
     */
    public void setEnumeration(final Enumeration enumeration) {
        this.enumeration = EcoreUtil.copy(enumeration);
        this.setTitle("Edit Enumeration");
        this.setDescription("Edit Enumeration Values");
    }

}