de.fhg.igd.mapviewer.server.wms.wizard.pages.BasicConfigurationPage.java Source code

Introduction

Here is the source code for de.fhg.igd.mapviewer.server.wms.wizard.pages.BasicConfigurationPage.java

Source

/*
 * Copyright (c) 2016 Fraunhofer IGD
 * 
 * All rights reserved. This program and the accompanying materials are made
 * available under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution. If not, see <http://www.gnu.org/licenses/>.
 * 
 * Contributors:
 *     Fraunhofer IGD <http://www.igd.fraunhofer.de/>
 */
package de.fhg.igd.mapviewer.server.wms.wizard.pages;

import org.eclipse.jface.preference.FieldEditor;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;

import de.fhg.igd.mapviewer.server.wms.WMSConfiguration;
import de.fhg.igd.mapviewer.server.wms.wizard.WMSWizardPage;

/**
 * Basic configuration page.
 * 
 * @author Simon Templer
 */
public class BasicConfigurationPage extends WMSWizardPage<WMSConfiguration> {

    /**
     * Field for WMS location.
     */
    protected WMSLocationFieldEditor location;

    /**
     * Field for WMS name.
     */
    protected ConfigurationNameFieldEditor name = null;

    private Composite page;

    private boolean checkName = true;

    /**
     * Default constructor
     * 
     * @param configuration the WMS configuration
     */
    public BasicConfigurationPage(WMSConfiguration configuration) {
        super(configuration, Messages.BasicConfigurationPage_0);

        setTitle(Messages.BasicConfigurationPage_1);
        setMessage(Messages.BasicConfigurationPage_2);
    }

    /**
     * @see WMSWizardPage#updateConfiguration(WMSConfiguration)
     */
    @Override
    public boolean updateConfiguration(WMSConfiguration configuration) {
        if (location.isValid() && (!checkName || name.isValid())) {
            configuration.setBaseUrl(location.getStringValue());
            configuration.setName(name.getStringValue());
            return true;
        }

        return false;
    }

    /**
     * @see WMSWizardPage#createContent(Composite)
     */
    @Override
    public void createContent(Composite parent) {
        page = new Composite(parent, SWT.NONE);
        page.setLayout(new GridLayout(3, false));

        createComponent();

        setControl(page);
        update();
    }

    /**
     * Create components for basic options, the service name and location.
     */
    protected void createComponent() {
        // name
        String serverName = getConfiguration().getName();
        boolean enterName = serverName == null || serverName.isEmpty();

        name = new ConfigurationNameFieldEditor(getConfiguration());
        name.fillIntoGrid(page, 3);
        name.setStringValue(serverName);
        if (!enterName) {
            checkName = false;
            name.setEnabled(false, page);
        }
        name.setLabelText(Messages.BasicConfigurationPage_3);
        name.setPage(this);
        name.setPropertyChangeListener(new IPropertyChangeListener() {

            @Override
            public void propertyChange(PropertyChangeEvent event) {
                if (event.getProperty().equals(FieldEditor.IS_VALID)) {
                    update();
                }
            }
        });

        // location
        location = new WMSLocationFieldEditor(page.getDisplay());
        location.fillIntoGrid(page, 3);
        location.setEmptyStringAllowed(false);
        location.setStringValue(getConfiguration().getBaseUrl());
        location.setLabelText(Messages.BasicConfigurationPage_4);
        location.setPage(this);
        location.setPropertyChangeListener(new IPropertyChangeListener() {

            @Override
            public void propertyChange(PropertyChangeEvent event) {
                if (event.getProperty().equals(FieldEditor.IS_VALID)) {
                    update();
                }
            }
        });
    }

    private void update() {
        setPageComplete(location.isValid() && (!checkName || name.isValid()));
    }

    /**
     * Get the service URL
     * 
     * @return the service URL
     */
    public String getServiceURL() {
        return location.getStringValue();
    }

    /**
     * Get the service name
     * 
     * @return the service name
     */
    public String getServiceName() {
        return name.getStringValue();
    }

    /**
     * @return basic configuration page
     */
    public Composite getComposite() {
        return page;
    }
}