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.geodb.vectorialdb.wizard;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.ArrayList;

import javax.swing.DefaultListModel;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import org.gvsig.andami.PluginServices;

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

import org.gvsig.gui.beans.swing.JButton;

/**

 * Utility class that holds a single table field selection controls.

 *

 * @author jldominguez

 *

 */

public class UserSelectedFieldsPanel extends JPanel implements ActionListener {

    private FeatureAttributeDescriptor[] descriptors = null;

//    private String[] fieldTypes = null;

    private JScrollPane fieldsScrollPane = null;

    private AvailableFieldsCheckBoxList fieldsList = null;

    private JButton selAllFieldsButton = null;

    private JButton deselAllFieldsButton = null;

    private WizardDB parent = null;

    public UserSelectedFieldsPanel(FeatureAttributeDescriptor[] descriptors,

        boolean empty, WizardDB _p) {

        parent = _p;

        this.descriptors = descriptors;

//        fieldTypes = fTypes;

        initialize();

        if (empty) {

            enableControls(false);

        }

        else {

            setAllFieldsInTable(descriptors);

        }

    }

    public void loadValues() {

        setAllFieldsInTable(descriptors);

    }

    public String[] getUserSelectedFields(String[] idf, String geo) {

        String[] resp = getUserSelectedFields();

        if (idf != null) {

            for (int i=0 ; i<idf.length ; i++){

                resp = addBeginningIfNotContained(resp, idf[i]);

            }

                }

        if (geo != null) {

                        resp = addBeginningIfNotContained(resp, geo);

                }

        return resp;

    }

    private String[] addBeginningIfNotContained(String[] arr, String item) {

        if (contains(arr, item)) {

            return arr;

        }

        else {

            int size = arr.length;

            String[] resp = new String[size + 1];

            resp[0] = item;

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

                resp[i + 1] = arr[i];

            }

            return resp;

        }

    }

    private String[] removeIfContained(String[] arr, String item) {

        if (!contains(arr, item)) {

            return arr;

        }

        else {

            int size = arr.length;

            ArrayList aux = new ArrayList();

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

                                aux.add(arr[i]);

                        }

            aux.remove(item);

            return (String[]) aux.toArray(new String[0]);

        }

    }

    private boolean contains(String[] arr, String item) {

        for (int i = 0; i < arr.length; i++) {

            if (arr[i].compareTo(item) == 0) {

                return true;

            }

        }

        return false;

    }

    public void enableControls(boolean enable) {

        getFieldsList().setEnabled(enable);

        getSelAllFieldsButton().setEnabled(enable);

        getDeselAllFieldsButton().setEnabled(enable);

    }

    private void initialize() {

        setLayout(null);

        setBounds(new java.awt.Rectangle(255, 55, 251, 166));

        setBorder(javax.swing.BorderFactory.createTitledBorder(null,

                PluginServices.getText(this, "table_fields"),

                javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,

                javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

        add(getFieldsScrollPane(), null);

        add(getSelAllFieldsButton(), null);

        add(getDeselAllFieldsButton(), null);

    }

    private JScrollPane getFieldsScrollPane() {

        if (fieldsScrollPane == null) {

            fieldsScrollPane = new JScrollPane();

            fieldsScrollPane.setBounds(new java.awt.Rectangle(5, 20,

                    101 + (28 * 5), 76 + (7 * 5)));

            fieldsScrollPane.setViewportView(getFieldsList());

        }

        return fieldsScrollPane;

    }

    private AvailableFieldsCheckBoxList getFieldsList() {

        if (fieldsList == null) {

            fieldsList = new AvailableFieldsCheckBoxList();

        }

        return fieldsList;

    }

    private void setAllFieldsInTable(FeatureAttributeDescriptor[] descriptors) {

        DefaultListModel lmodel = new DefaultListModel();

        for (int i = 0; i < descriptors.length; i++) {

            lmodel.addElement(new FieldsListItem(descriptors[i]));

        }

        getFieldsList().setModel(lmodel);

        getFieldsScrollPane().setViewportView(fieldsList);

        getFieldsScrollPane().updateUI();

    }

    private JButton getSelAllFieldsButton() {

        if (selAllFieldsButton == null) {

            selAllFieldsButton = new JButton();

            selAllFieldsButton.addActionListener(this);

            selAllFieldsButton.setBounds(new java.awt.Rectangle(28 + 5, 135,

                    90, 26));

            selAllFieldsButton.setText(PluginServices.getText(this, "_All"));

        }

        return selAllFieldsButton;

    }

    /**

     * This method initializes deselAllFieldsButton

     *

     * @return javax.swing.JButton

     */

    private JButton getDeselAllFieldsButton() {

        if (deselAllFieldsButton == null) {

            deselAllFieldsButton = new JButton();

            deselAllFieldsButton.addActionListener(this);

            deselAllFieldsButton.setBounds(new java.awt.Rectangle(28 + 100,

                    135, 90, 26));

            deselAllFieldsButton.setText(PluginServices.getText(this, "_None"));

        }

        return deselAllFieldsButton;

    }

    public void actionPerformed(ActionEvent e) {

        Object src = e.getSource();

        if (src == getDeselAllFieldsButton()) {

            getFieldsList().checkAll(false);

        }

        if (src == getSelAllFieldsButton()) {

            getFieldsList().checkAll(true);

        }

    }

    private String[] getUserSelectedFields() {

        Object[] sel = fieldsList.getCheckedItems();

        int size = sel.length;

        String[] resp = new String[size];

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

            resp[i] = ((FieldsListItem) sel[i]).getName();

        }

        return resp;

    }

    public void repaint() {

        super.repaint();

        getFieldsList().updateUI();

        getFieldsScrollPane().updateUI();

    }

}