import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.lang.*;

class satframe extends JFrame {

    public static void main (String []args ) {
        satframe frame = new satframe();
        frame.setVisible(true);
    }

    public satframe( ) { //DO NOT TOUCH!!!

    //set the frame default properties
    setTitle    ( "Satellite Upload");
    setSize ( 1024,600 );
    setLocationRelativeTo ( null );
    setResizable (false);
    Image img = Toolkit.getDefaultToolkit().getImage( "img.png" );
    setIconImage ( img );
    //register 'Exit upon closing' as a default close operation
    setDefaultCloseOperation( EXIT_ON_CLOSE );

    changeBkColor( );
    }
    private void changeBkColor() {
        //change background color to green
        Color myGreenColor = new Color(0, 100, 0); //a dark green
        Container contentPane = getContentPane();
        contentPane.setBackground(myGreenColor);
        //set layout manager to null
        contentPane.setLayout(null);
        //make the map, and align it to the left
        ImageIcon pic = new ImageIcon("pic.png");
        JLabel map = new JLabel(pic);
        map.setBounds(0, 0, 600, 600);
        map.setBorder(BorderFactory.createRaisedBevelBorder());
        contentPane.add( map );
        //makes the progress bar
        final JProgressBar Bar = new JProgressBar(0, 900);
        Bar.setValue(18);
        Bar.setStringPainted(true);
        Bar.setBounds(700, 75, 206, 40);
        Bar.setBorder(BorderFactory.createRaisedBevelBorder());
        contentPane.add( Bar );
        //create and add start button
            JButton startButton = new JButton ("Start File Download");
            startButton.setBounds(700, 200, 206, 100);
            startButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    Thread t1 = new Thread( new Runnable() {
                        public void run() {
                            int b = 0;
                            if (b != 900) {
                                JOptionPane.showMessageDialog(null, "Starting upload.");
                                try {
                                    while (b < 900) {
                                        b++;
                                        Bar.setValue (b);
                                        Thread.sleep(1000L);
                                        final int u = b;
                                        Bar.setValue(u);
                                    }
                                } catch (InterruptedException iex) {
                                    JOptionPane.showMessageDialog (null, "The upload has stopped.");
                                }
                            } else {
                                JOptionPane.showMessageDialog(null, "The upload has already completed.", "You fail.", JOptionPane.ERROR_MESSAGE);
                            }
                        }
                    });
                    t1.start();
                }
            });
        contentPane.add( startButton );
        //create and add stop button
            JButton stopButton = new JButton ("Stop File Download");
            stopButton.setBounds(700, 375, 206, 100);
            stopButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent e) {
                    int d = 0;
                    int f = Bar.getValue();
                    if (f != 900 && f != 0) {
                        Bar.setValue (d);
                        JOptionPane.showMessageDialog(null, "Upload stopped.");
                        //add code to close program here
                    }
                    if (f == 900) {
                        JOptionPane.showMessageDialog(null, "You cannot stop the upload, for it has already been uploaded.", "You fail.", JOptionPane.ERROR_MESSAGE);
                    }
                    if (f == 0) {
                        JOptionPane.showMessageDialog(null, "There is no upload to stop.", "You fail.", JOptionPane.ERROR_MESSAGE);
                    }
                }
            });
        contentPane.add( stopButton );
    }
}