package caltool.view.schedule;

import caltool.model.schedule.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

/**** 
 *
 * Class ChangeAppointmentButtonListener defines the action listener that is
 * attached to the Change button in the appointment editor.  When the class is
 * constructed, it is passed references to the classes that need to be accessed
 * in the actionPerformed method.  In this case, the required classes are the
 * Schedule model class and the ScheduleAppointmentDialog view class.
 *                                                                          <p>
 * Access to the model is for calling the changeAppointment method.  Access to
 * the view is for gathering the data values that are sent to
 * changeAppointment.
 *
 */

public class ChangeAppointmentButtonListener implements ActionListener {

    /**
     * Construct this with the given Schedule model and parent dialog view.
     */
    public ChangeAppointmentButtonListener(Schedule schedule,
            ScheduleAppointmentDialog dialog) {
        this.schedule = schedule;
        this.dialog = dialog;
    }

    /**
     * Respond to a press of the OK button by calling ScheduleAppointment with
     * a new Appointment.  The Appointment data are gathered from the
     * JTextFields and other input fields in the parent dialog.
     */
    public void actionPerformed(ActionEvent e) {
        schedule.changeAppointment(null, null);
    }

    /** The companion model */
    protected Schedule schedule;

    /** The parent view */
    protected ScheduleAppointmentDialog dialog;

}