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(0);
        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 == 0) {
                            JOptionPane.showMessageDialog(null, "Starting upload.", "Starting Upload", JOptionPane.INFORMATION_MESSAGE);
                            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.", "Upload Failed", JOptionPane.ERROR_MESSAGE);
                            }
                        } if (b == 900) {
                            JOptionPane.showMessageDialog(null, "The upload has already completed.", "You fail.", JOptionPane.ERROR_MESSAGE);
                        } if (b != 0 && b != 900) {
                            JOptionPane.showMessageDialog(null, "There is already an upload in progress.", "You fail.", JOptionPane.ERROR_MESSAGE);
                        }
                        JOptionPane.showMessageDialog(null, "Upload Complete!", "Upload successful!", JOptionPane.INFORMATION_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.");
                    System.exit(0);
                }
                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 );
    }
}