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.utils.swing.jtable;

import java.awt.Component;

import java.awt.event.KeyAdapter;

import java.awt.event.KeyEvent;

import java.util.ArrayList;

import java.util.EventObject;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.event.CellEditorListener;

import javax.swing.event.ChangeEvent;

import javax.swing.table.TableCellEditor;

/**

 * @author Fernando Gonz?lez Cort?s

 */

public class TextFieldCellEditor extends JTextField implements TableCellEditor{

    private ArrayList listeners = new ArrayList();

    private String initialValue;

    public TextFieldCellEditor() {

        addKeyListener(new KeyAdapter() {

            public void keyReleased(KeyEvent e) {

                if (e.getKeyCode() == KeyEvent.VK_ENTER){

                    stopCellEditing();

                }else if (e.getKeyCode() == KeyEvent.VK_ESCAPE){

                    cancelCellEditing();

                }

            }

        });

    }

    /**

     * @see javax.swing.table.TableCellEditor#getTableCellEditorComponent(javax.swing.JTable, java.lang.Object, boolean, int, int)

     */

    public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {

        this.setText(value == null ? "" : value.toString());

        return this;

    }

    /**

     * @see javax.swing.CellEditor#cancelCellEditing()

     */

    public void cancelCellEditing() {

        setText(initialValue);

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

            CellEditorListener l = (CellEditorListener) listeners.get(i);

            ChangeEvent evt = new ChangeEvent(this);

            l.editingCanceled(evt);

        }

    }

    /**

     * @see javax.swing.CellEditor#stopCellEditing()

     */

    public boolean stopCellEditing() {

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

            CellEditorListener l = (CellEditorListener) listeners.get(i);

            ChangeEvent evt = new ChangeEvent(this);

            l.editingStopped(evt);

        }

        return true;

    }

    /**

     * @see javax.swing.CellEditor#getCellEditorValue()

     */

    public Object getCellEditorValue() {

        return getText();

    }

    /**

     * @see javax.swing.CellEditor#isCellEditable(java.util.EventObject)

     */

    public boolean isCellEditable(EventObject anEvent) {

        return true;

    }

    /**

     * @see javax.swing.CellEditor#shouldSelectCell(java.util.EventObject)

     */

    public boolean shouldSelectCell(EventObject anEvent) {

        return false;

    }

    /**

     * @see javax.swing.CellEditor#addCellEditorListener(javax.swing.event.CellEditorListener)

     */

    public void addCellEditorListener(CellEditorListener l) {

        listeners.add(l);

    }

    /**

     * @see javax.swing.CellEditor#removeCellEditorListener(javax.swing.event.CellEditorListener)

     */

    public void removeCellEditorListener(CellEditorListener l) {

        listeners.remove(l);

    }

}