/***************************************************************/ 
  /*   Program Name:     Lab7 Experiment Code the CONTROL   */ 
  /*                                                             */ 
 /*                                                             */ 
  /*   Program Overview:                                         */ 
  /*     Sample code for Lab 7                                 */ 
  /*                                                             */ 
  /*   FULL M V C                                                    */ 
  /*                     */ 
  /*                                                             */ 
  /*                                                             */    
 /***************************************************************/ 

import java.awt.event.*;

import javax.swing.JList;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;


public class Lab7ExpControl extends Lab7ExpView
     implements ActionListener, ListSelectionListener
{   public Lab7ExpModel m = new Lab7ExpModel(this);
    double result;
    public static void main(String args[])
	  {
	    // Construct the frame
	    new Lab7ExpControl();
	  }
	public Lab7ExpControl()
     {    System.out.println("@ constructor Control Class");
    	      // add listeners
    	      bCompute.addActionListener(this);
    	      bStop.addActionListener(this);
    	      ccChoice.addListSelectionListener(this);
      }
    
    
     public void actionPerformed(ActionEvent e)
     { System.out.println("@ actionPerformed in Control Class");    
    	 if (e.getSource() == bCompute) 
    		  { result = m.pCompute(inputTF.getText());
    		    if (result !=0 ) outputL.setText(" SQRT is " + decimal.format(result));
    		    else outputL.setText(" invalid number please retype ");
    		  }
    	 else if (e.getSource() == bStop)  m.pStop();
     }
     public void valueChanged(ListSelectionEvent i) {
	 	JList source = (JList) i.getSource(); 
		System.out.println("@ valueChanged in Control Class");  
		if (i.getSource() == ccChoice && ccChoice.getSelectedIndex() == 0 )
			 { System.out.println("Please select a Sound "); 
			   outputL.setText("Please select a sound"); }
		else if (i.getSource() == ccChoice && ccChoice.getSelectedIndex() == 1 ) sa.play();
		else if (i.getSource() == ccChoice && ccChoice.getSelectedIndex() == 2 ) sb.play();
		else if (i.getSource() == ccChoice && ccChoice.getSelectedIndex() == 3 ) sc.play();
		else if (i.getSource() == ccChoice && ccChoice.getSelectedIndex() == 4 ) sd.play();
		}  
    
}