Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.featureform.swing.impl.dynformfield.selectableforeingkey;

import org.apache.commons.lang3.StringUtils;

import org.gvsig.featureform.swing.JFeaturesForm;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor;

import org.gvsig.fmap.dal.feature.FeatureType;

import org.gvsig.fmap.dal.feature.ForeingKey;

import org.gvsig.tools.dataTypes.DataTypes;

import org.gvsig.tools.dynform.DynFormFieldDefinition;

import org.gvsig.tools.dynform.JDynForm;

import org.gvsig.tools.dynform.JDynFormField;

import org.gvsig.tools.dynform.spi.DynFormSPILocator;

import org.gvsig.tools.dynform.spi.DynFormSPIManager;

import org.gvsig.tools.dynform.spi.dynformfield.AbstractJDynFormFieldFactory;

public class JDynFormFieldSelectableForeingKeyFactory extends AbstractJDynFormFieldFactory {

    public JDynFormFieldSelectableForeingKeyFactory() {

        super(

                "FOREINGKEY_SELECTABLE", 

                DataTypes.UNKNOWN, 

                null

        );

    }

    @Override

    public JDynFormField create(

            DynFormSPIManager serviceManager,

            DynFormSPIManager.ComponentsFactory componentsFactory,

            DynFormFieldDefinition fieldDefinition,

            Object value

    ) {

        return new JDynFormFieldSelectableForeingKey(serviceManager, componentsFactory, this, fieldDefinition, value);

    }

    @Override

    public int getPriority() {

        return 500;

    }

    @Override

    public boolean isApplicableTo(JDynForm.DynFormContext context, DynFormFieldDefinition fieldDefinition) {

        if( !(context instanceof JFeaturesForm.FeaturesFormContext) ) {

            return false;

        }

        FeatureType featureType = ((JFeaturesForm.FeaturesFormContext)context).getFeatureType();

        FeatureAttributeDescriptor attribute = featureType.getAttributeDescriptor(fieldDefinition.getName());

        if( attribute == null ) {

            return false;

        }

        ForeingKey foreingKey = attribute.getForeingKey();

        if( foreingKey==null ) {

            return false;

        }

        return foreingKey.isForeingKey() && foreingKey.isSelectable();

    }

    public static void selfRegister() {

        DynFormSPIManager manager = DynFormSPILocator.getDynFormSPIManager();

        manager.registerDynFieldFactory(new JDynFormFieldSelectableForeingKeyFactory());

    }

}