Application: gvSIG desktop » Library: org.gvsig.tools

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 * 

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 

 * MA  02110-1301, USA.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2010 Institute of New Imaging Technologies (INIT): 

 *   http://www.init.uji.es

 * Geographic Information research group: 

 *   http://www.geoinfo.uji.es

 * Universitat Jaume I, Spain

 */

/**

 * 

 */

package org.gvsig.tools.swing.spi;

import org.gvsig.tools.dataTypes.DataTypes;

import org.gvsig.tools.dynobject.DynClass;

import org.gvsig.tools.dynobject.DynField;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.dynobject.DynObjectValueItem;

import org.gvsig.tools.service.Service;

import org.gvsig.tools.service.ServiceException;

import org.gvsig.tools.service.spi.ServiceManager;

import org.gvsig.tools.swing.api.dynobject.JDynObjectComponent;

import org.gvsig.tools.swing.api.dynobject.dynfield.JDynFieldComponent;

import org.gvsig.tools.swing.api.dynobject.dynfield.JDynFieldComponentFactory;

import org.gvsig.tools.swing.api.dynobject.dynfield.ValueField;

/**

 * Extends {@link AbstractSwingServiceFactory} and provides with

 * 

 * @author 2010 - <a href="cordinyana@gvsig.org">C?sar Ordi?ana</a> - gvSIG Team

 * @author 2010 - <a href="mailto:reinhold@uji.es">Cristian Mart?n&nbsp;</a> -

 *         gvSIG Team

 * @version $Id$

 * 

 */

public abstract class AbstractJDynFieldComponentFactory extends

    AbstractSwingServiceFactory implements JDynFieldComponentFactory {

    @Override

    protected DynClass createParametersDynClass() {

                DynClass dynClassParams = this.getDynClassParams();

                dynClassParams.addDynFieldObject(JDynFieldComponent.PARAMETERS.PARENT)

                                .setClassOfValue(ValueField.class).setMandatory(true);

                dynClassParams

                                .addDynFieldObject(JDynFieldComponent.PARAMETERS.DYNFIELD)

                                .setClassOfValue(DynField.class).setMandatory(true);

                dynClassParams.addDynFieldBoolean(

                                JDynFieldComponent.PARAMETERS.WRITABLE).setMandatory(false);

                return dynClassParams;

    }

    /*

     * (non-Javadoc)

     * 

     * @see

     * org.gvsig.tools.service.spi.AbstractServiceFactory#doCreate(org.gvsig

     * .tools.dynobject.DynObject, org.gvsig.tools.service.spi.ServiceManager)

     */

    @Override

    protected Service doCreate(DynObject parameters,

        ServiceManager serviceManager) {

        DynField child =

            (DynField) parameters

                .getDynValue(JDynFieldComponent.PARAMETERS.DYNFIELD);

        ValueField valueField =

            (ValueField) parameters

                .getDynValue(JDynFieldComponent.PARAMETERS.PARENT);

                Boolean writable = (Boolean) parameters

                                .getDynValue(JDynObjectComponent.PARAMETERS.WRITABLE);

                writable = ( writable == null ? Boolean.TRUE : writable );

        try {

                        JDynFieldComponent comp = this.createJDynFieldComponent(child, valueField,

                                        writable.booleanValue());

            return this.getSuitableComponent(comp, valueField);

        } catch (ServiceException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

            return null;

        }

    }

    /*

     * (non-Javadoc)

     * 

     * @see

     * org.gvsig.tools.swing.spi.AbstractSwingServiceFactory#getFactoryName()

     */

    @Override

    public String getFactoryName() {

        return this.getName();

    }

    /*

     * (non-Javadoc)

     * 

     * @see

     * org.gvsig.tools.swing.spi.AbstractSwingServiceFactory#getFactoryName()

     */

    @Override

    public String getName() {

        return this.getServiceManager().getServiceName(this.getFactoryType(),

            this.getFactorySubType());

    }

    /**

     * Checks if it's a container and has available values to render a JComboBox

     * object

     * instead of the otherwise created JComponent.

     * 

     * @param component

     *            the JDynFieldComponent created beforehand.

     * @param field

     *            the ValueField object.

     * @return

     *         the JDynFieldComponent.

     */

    private JDynFieldComponent getSuitableComponent(

        JDynFieldComponent component, ValueField field) {

                // Checking containers

                DynField dynField = field.getDynField();

                if ((dynField.getType() == DataTypes.DYNOBJECT)

                                || (dynField.getType() == DataTypes.LIST)) {

                        return component;

                }

                // If a simple component has available values it is a combobox

                DynObjectValueItem[] values = dynField.getAvailableValues();

                if ((values != null) && (values.length > 0)) {

            return this.getServiceManager()

                .getJSingleComboBoxDynFieldComponent(component, field);

        }

        return component;

    }

    /*

     * (non-Javadoc)

     * 

     * @see org.gvsig.tools.service.spi.ServiceFactory#initialize()

     */

    public void initialize() {

        // do nothing

    }

}