buttoncelleditor.java

一个用于排队系统仿真的开源软件,有非常形象的图象仿真过程!

/**    
  * Copyright (C) 2006, Laboratorio di Valutazione delle Prestazioni - Politecnico di Milano

  * 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 St, Fifth Floor, Boston, MA  02110-1301  USA
  */
  
package jmt.gui.jsim.editors;

import javax.swing.*;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Created by IntelliJ IDEA.
 * User: OrsotronIII
 * Date: 24-mag-2005
 * Time: 15.40.00
 * This cell editor displays a button. It is possible to insert a customized button in
 * a cell to implement various functionalities. As this class implements both cell
 * editor and cell renderer interfaces, it is possible to obtain a proper visualization
 * of this component, simply by overriding <code>getCellRenderer</code> and <code>
 * getCellEditor</code> in <code>JTable class</code>.
 */
public class ButtonCellEditor extends AbstractCellEditor implements TableCellEditor, ActionListener, TableCellRenderer{


    private JButton button;

    /**Creates a new instance of <code>ButtonCellEditor</code> given a customized <code>JButton
     * </code> to be inserted in table.
     * @param jbutt: button to be displayed in specific cell*/
    public ButtonCellEditor(JButton jbutt){
        button = jbutt;
        jbutt.addActionListener(this);
    }

    /**Returns a value to be updated in the table model. This method must be overridden in
     * implementing classes as it always return <code>null</code> value.
     * @return : value to be updated inside the table model*/
    public Object getCellEditorValue() {
        return null;
    }

    /**This method is called whenever an action event is invoked by this editor's component*/
    public void actionPerformed(ActionEvent e) {
        fireEditingStopped();
    }

    /**Returns component to edit table cell value. Refer to
     * {@link javax.swing.table.TableCellEditor} for further informations about this method
     * */
    public Component getTableCellEditorComponent(JTable table, Object value,
                                                 boolean isSelected,
                                                 int row, int column) {
        return button;
    }

    /**Returns component to be rendered in the cell table.  Refer to
     * {@link javax.swing.table.TableCellEditor} for further informations about this method
     * */
    public Component getTableCellRendererComponent(JTable table, Object value,
                                                   boolean isSelected, boolean hasFocus,
                                                   int row, int column) {
        return button;
    }


}