bundles/core/org.eclipse.apogy.core.ui/src/org/eclipse/apogy/core/ui/wizards/ApogyWorksiteSelectionWizardPage.java

/*******************************************************************************
 * Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency 
 * 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:
 *     Pierre Allard,
 *     Regent L'Archeveque - initial API and implementation
 *  
 * SPDX-License-Identifier: EPL-1.0
 *******************************************************************************/
package org.eclipse.apogy.core.ui.wizards;

import org.eclipse.apogy.core.Activator;
import org.eclipse.apogy.core.WorksiteContributor;
import org.eclipse.apogy.core.invocator.ApogyCoreInvocatorFacade;
import org.eclipse.apogy.core.ui.composites.WorksiteContributorsListComposite;
import org.eclipse.jface.dialogs.IDialogPage;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;

public class ApogyWorksiteSelectionWizardPage extends WizardPage {
	private final static String WIZARD_PAGE_ID = "org.eclipse.apogy.core.ui.wizards.ApogyWorksiteSelectionWizardPage";
	private WorksiteContributorsListComposite listComposite;
	private final static String ERROR_MSG = "You must select one worksite";

	/**
	 * Constructor for SampleNewWizardPage.
	 * 
	 * @param pageName
	 */
	public ApogyWorksiteSelectionWizardPage() {
		super(WIZARD_PAGE_ID);
		setTitle("Select Registered Apogy Worksite");
		setDescription("This wizard allows to select a registered Apogy Worksite.");
		validate();
	}

	/**
	 * @see IDialogPage#createControl(Composite)
	 */
	@Override
	public void createControl(Composite parent) {
		this.listComposite = new WorksiteContributorsListComposite(parent, SWT.NONE,
				Activator.getRegisteredWorksiteProviders()) {
			@Override
			protected void newWorksiteContributorSelected(WorksiteContributor selectedWorksiteContributor) {
				validate();
			}
		};
		setControl(this.listComposite);
	}

	protected void validate() {
		String message = null;
		if (ApogyCoreInvocatorFacade.INSTANCE.getActiveInvocatorSession() == null) {
			message = "There is no active Apogy Session.  Activate a session first.";
		} else {
			if (getWorksiteContributor() == null) {
				message = ERROR_MSG;
			}
		}
		setErrorMessage(message);
		setPageComplete(message == null);
	}

	public WorksiteContributor getWorksiteContributor() {
		return this.listComposite == null ? null : this.listComposite.getSelectedWorksiteContributor();
	}
}