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Old December 6th, 2004, 03:52 PM
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Default can an applet read from a file

ive been trying to do this code and cant get it to read can anybody plaese help

import java.awt.*;
import java.util.*;
import java.applet.*;
import javax.swing.*;
import java.awt.event.*;
import java.io.*;




public class Assessement2 extends JApplet implements ActionListener{


    JLabel Title,Photo,Author,Topic,LQuote;
    JComboBox TopicCombo,AuthorCombo;
    JButton QuoteButton;
    JTextArea QuoteArea;//various variables that i needed to complete the program




    ArrayList theauthor = new ArrayList();
    ArrayList thesubject = new ArrayList();
    ArrayList Quote = new ArrayList();


public void init(){//this method is used to organise the interface


        Container c =getContentPane();
        c.setLayout(null);


        Title=new JLabel("Quote Generator", JLabel.CENTER);
        Title.setFont(new Font("Serif", Font.BOLD, 24));
        Title.setForeground(Color.white);
        Title.setBounds(0,5,350,30);
        c.add(Title);

        //Photo=new JLabel(candle.gif);

        //private Image candle;

        Author=new JLabel("Authors Name");
        Author.setForeground(Color.white);
        Author.setBounds(10,40,150,20);
        c.add(Author);
        //FileLoad();

        AuthorCombo=new JComboBox();
        AuthorCombo.setBounds(10,60,150,25);
        c.add(AuthorCombo);

        Topic=new JLabel("Topic Area");
        Topic.setForeground(Color.white);
        Topic.setBounds(190,40,150,25);
        c.add(Topic);

        TopicCombo=new JComboBox();
        TopicCombo.setBounds(190,60,150,25);
        c.add(TopicCombo);

        LQuote=new JLabel("Quote", JLabel.CENTER);
        LQuote.setForeground(Color.white);
        LQuote.setBounds(0,100,350,25);
        c.add(LQuote);

        QuoteArea=new JTextArea();
        QuoteArea.setBounds(30,130,290,130);
        c.add(QuoteArea);

        QuoteButton=new JButton("Press Here to Enter the Quote into the System");
        QuoteButton.setBounds(2,270,348,30);
        QuoteButton.setForeground(Color.white);
        c.add(QuoteButton);
        QuoteButton.addActionListener(this);
        setBackground ( Color.black );
}





 public void FileLoad() {


    try {
      // Open the file that stores my quotes
        FileReader quoteStream = new FileReader ("Data.txt");
        BufferedReader quoteIn = new BufferedReader (quoteStream);

      String str, tmp;
      boolean FQuote = false;
      while ((str = quoteIn.readLine()) != null) {
        Quote.add(str);
      }

      // Close the File
        quoteIn.close();
    } catch (IOException except) {
      JOptionPane.showMessageDialog (null, "The File was not readable");
    }
  }

  public void Randomise() {
    int QuoteButton = (int)(Math.floor(Math.random()*(Quote.size()-1)+1));
    DisplayQuote(QuoteButton);
  }

  public void DisplayQuote(int quoteIndex) {
    TopicCombo.setSelectedIndex(quoteIndex+1);
    AuthorCombo.setSelectedIndex(quoteIndex+1);
    QuoteArea.setText ("");
    String s=(String)theauthor.get(quoteIndex);
    String st[]=s.split("#");
    QuoteArea.append(st[2]);
  }

  private Object MakeObject(final String item) {


    return new Object() { public String toString() { return item; } };
  }



  public void actionPerformed (ActionEvent e) {


    if (e.getSource() == QuoteButton) {
      Randomise();
    } else if (e.getSource() == AuthorCombo) {
      DisplayQuote(AuthorCombo.getSelectedIndex()-1);
    } else if (e.getSource() == TopicCombo) {
      DisplayQuote(TopicCombo.getSelectedIndex()-1);
    }
  }

}

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  #2 (permalink)  
Old January 7th, 2005, 12:58 PM
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Default

Does the applet have privileges to access the file system?

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