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/*
 * #%L
 * JAXX :: Widgets File
 * %%
 * Copyright (C) 2008 - 2020 Code Lutin, Ultreia.io
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser 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 Lesser Public License for more details.
 *
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 * #L%
 */
package org.nuiton.jaxx.widgets.file;

import javax.swing.JPanel;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * TODO sletellier 15/06/2012 : find a better way to add onActionPerform on custom components
 *
 * @author Sylvain Lletellier
 */
public abstract class BaseActionPanel extends JPanel {

    private static final long serialVersionUID = -1256033335371614476L;

    /**
     * Notifies all listeners that have registered interest for
     * notification on this event type.
     *
     * @see javax.swing.event.EventListenerList
     */
    protected void fireActionEvent() {
        ActionEvent e = new ActionEvent(this, ActionEvent.ACTION_PERFORMED, "actionPerformed");

        // Guaranteed to return a non-null array
        Object[] listeners = listenerList.getListenerList();
        // Process the listeners last to first, notifying
        // those that are interested in this event
        for (Object listener : listeners) {
            if (ActionListener.class.isInstance(listener)) {
                ((ActionListener) listener).actionPerformed(e);
            }
        }
    }

    /**
     * Adds an ActionListener.
     * 
     * The ActionListener will receive an ActionEvent
     * when a selection has been made. If the combo box is editable, then
     * an ActionEvent will be fired when editing has stopped.
     *
     * @param l the ActionListener that is to be notified
     */
    public void addActionListener(ActionListener l) {
        listenerList.add(ActionListener.class, l);
    }

    /**
     * Removes an ActionListener.
     *
     * @param l the ActionListener to remove
     */
    public void removeActionListener(ActionListener l) {
        listenerList.remove(ActionListener.class, l);
    }
}