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.daltransform.swing.impl;

import java.awt.Color;

import javax.swing.DefaultListModel;

import javax.swing.JList;

import javax.swing.ListSelectionModel;

import javax.swing.event.ListSelectionEvent;

import javax.swing.event.ListSelectionListener;

import org.gvsig.daltransform.swing.JDataTransformList;

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

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

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

/**

 * @author gvSIG Team

 * @version $Id$

 * 

 */

public class DefaultJDataTransformList extends JDataTransformList {

    private static final long serialVersionUID = 3179282558802329381L;

    private FeatureStore store;

    private JList l;

    DefaultListModel model;

    public DefaultJDataTransformList(FeatureStore store) {

        this.store = store;

        createComponents();

    }

    private void createComponents() {

        FeatureStoreTransforms transforms = this.store.getTransforms();

        model = new DefaultListModel();

        for (int i = 0; i < transforms.size(); i++) {

            model.addElement(new ItemData(transforms.getTransform(i)));

        }

        l = new JList(model);

        l.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

        this.add(l);

        this.setBackground(Color.WHITE);

    }

    @Override

    public void addListSelectionListener(ListSelectionListener actionListener) {

        this.l.addListSelectionListener(new ListSelectionListenerWrapper(this,

            actionListener));

    }

    private class ListSelectionListenerWrapper implements ListSelectionListener {

        private DefaultJDataTransformList list;

        private ListSelectionListener listListener;

        public ListSelectionListenerWrapper(DefaultJDataTransformList list,

            ListSelectionListener listListener) {

            this.list = list;

            this.listListener = listListener;

        }

        public void valueChanged(ListSelectionEvent e) {

            listListener.valueChanged(new ListSelectionEventWrapper(e, list));

        }

    }

    private class ListSelectionEventWrapper extends ListSelectionEvent {

        private static final long serialVersionUID = -8159225017709144435L;

        public ListSelectionEventWrapper(ListSelectionEvent e,

            DefaultJDataTransformList transformList) {

            super(transformList, e.getFirstIndex(), e.getLastIndex(), e

                .getValueIsAdjusting());

        }

    }

    private class ItemData {

        public FeatureStoreTransform transform;

        ItemData(FeatureStoreTransform transform) {

            this.transform = transform;

        }

        @Override

        public String toString() {

            return this.transform.getName();

        }

        public FeatureStoreTransform getTransform() {

            return transform;

        }

        @Override

        public boolean equals(Object obj) {

            return this.transform.equals(((ItemData) obj).transform);

        }

    }

    @Override

    public FeatureStoreTransform getSelected() {

        if ((l != null) && (l.getSelectedValue() != null)) {

            return ((ItemData) l.getSelectedValue()).getTransform();

        }

        return null;

    }

    @Override

    public void remove(FeatureStoreTransform transform) {

        this.store.getTransforms().remove(transform);

        model.removeElement(new ItemData(transform));

    }

    @Override

    public void addTransforms(FeatureStoreTransforms transforms) {

        for (int i = 0; i < transforms.size(); i++) {

            model.addElement(new ItemData(transforms.getTransform(i)));

        }

    }

    @Override

    public void removeAllTransforms() {

        model.removeAllElements();

    }

    @Override

    public void changeStore(FeatureStore featureStore) {

        this.store = featureStore;

    }

    @Override

    public int getTransformsCount() {

        return model.getSize();

    }

    @Override

    public boolean isLastTransform(FeatureStoreTransform selectedTransform) {

        ItemData selectedTransformItem = new ItemData(selectedTransform);

        ItemData lastTransformItem = (ItemData) model.get(model.size() - 1);

        if (selectedTransformItem.equals(lastTransformItem)) {

            return true;

        } else {

            return false;

        }

    }

    @Override

    public int getSelectedIndex() {

        return this.l.getSelectedIndex();

    }

}