import awb.*;
import java.awt.*;
import java.awt.event.*;

public class Lab6 extends java.applet.Applet implements ActionListener
{
    Database db;
    Questionnaire q;
    int i, size;
    double year[];
    String gender[], area[], party[], reg[], vote[];
    double buchPres[], bushPres[], gorePres[], naderPres[];
    double buchLike[], bushLike[], goreLike[], naderLike[];

    Button b1;
    IntField surveyNum;
    
    public void init() {
	b1 = new Button("Initialize");
	b1.addActionListener(this);
        surveyNum = new IntField(5); 
        surveyNum.setLabel("Number of Surveys:");
	add(b1);
        add(surveyNum);
    }

    public void actionPerformed(ActionEvent event)
    {
	Object cause=event.getSource();
	if (cause==b1) {
	    db  = new awb.Database();
	    db.initData("http://www.duke.edu/~bier/awb/election-survey.db");
	    size = db.getSize();
	    year = new double[size];
	    gender = new String[size];
	    area = new String[size];
	    party = new String[size];
	    reg = new String[size];
	    vote = new String[size];
	    buchPres = new double[size];
	    bushPres = new double[size];
	    gorePres = new double[size];
	    naderPres = new double[size];
	    buchLike = new double[size];
	    bushLike = new double[size];
	    goreLike = new double[size];
	    naderLike = new double[size];
    
	    while ( i < size ) { 
		q = db.getQuestionnaire(i);
		year[i] = q.getYear();
		gender[i] = q.getGender();
		area[i] = q.getArea();
		party[i] = q.getParty();
		reg[i] = q.getReg();
		vote[i] = q.getVote(); 
		buchPres[i] = q.getPresidentRating(0);
		bushPres[i] = q.getPresidentRating(1);
		gorePres[i] = q.getPresidentRating(2);
		naderPres[i] = q.getPresidentRating(3);
		buchLike[i] = q.getPersonRating(0);
		bushLike[i] = q.getPersonRating(1);
		goreLike[i] = q.getPersonRating(2);
		naderLike[i] = q.getPersonRating(3);
                i = i + 1;
                surveyNum.setInt(i);	
	    }
	}
    }
}