Java stopwatch ⏱️

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63.1 هزار بار بازدید - 4 سال پیش - java stopwatch program
java stopwatch program

#java #stopwatch #program

// ***************************************************
public class Main {

public static void main(String[] args) {
 
 Stopwatch stopwatch = new Stopwatch();

}
}
// ***************************************************
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class Stopwatch implements ActionListener{

JFrame frame = new JFrame();
JButton startButton = new JButton("START");
JButton resetButton = new JButton("RESET");
JLabel timeLabel = new JLabel();
int elapsedTime = 0;
int seconds =0;
int minutes =0;
int hours =0;
boolean started = false;
String seconds_string = String.format("%02d", seconds);
String minutes_string = String.format("%02d", minutes);
String hours_string = String.format("%02d", hours);

Timer timer = new Timer(1000, new ActionListener() {
 
 public void actionPerformed(ActionEvent e) {
 
  elapsedTime=elapsedTime+1000;
  hours = (elapsedTime/3600000);
  minutes = (elapsedTime/60000) % 60;
  seconds = (elapsedTime/1000) % 60;
  seconds_string = String.format("%02d", seconds);
  minutes_string = String.format("%02d", minutes);
  hours_string = String.format("%02d", hours);
  timeLabel.setText(hours_string+":"+minutes_string+":"+seconds_string);
 
 }
 
});


Stopwatch(){
 
 timeLabel.setText(hours_string+":"+minutes_string+":"+seconds_string);
 timeLabel.setBounds(100,100,200,100);
 timeLabel.setFont(new Font("Verdana",Font.PLAIN,35));
 timeLabel.setBorder(BorderFactory.createBevelBorder(1));
 timeLabel.setOpaque(true);
 timeLabel.setHorizontalAlignment(JTextField.CENTER);
 
 startButton.setBounds(100,200,100,50);
 startButton.setFont(new Font("Ink Free",Font.PLAIN,20));
 startButton.setFocusable(false);
 startButton.addActionListener(this);
 
 resetButton.setBounds(200,200,100,50);
 resetButton.setFont(new Font("Ink Free",Font.PLAIN,20));
 resetButton.setFocusable(false);
 resetButton.addActionListener(this);
 
 frame.add(startButton);
 frame.add(resetButton);
 frame.add(timeLabel);
 
 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 frame.setSize(420,420);
 frame.setLayout(null);
 frame.setVisible(true);
}

@Override
public void actionPerformed(ActionEvent e) {
 
 if(e.getSource()==startButton) {
 
  if(started==false) {
   started=true;
   startButton.setText("STOP");
   start();
  }
  else {
   started=false;
   startButton.setText("START");
   stop();
  }
 
 }
 if(e.getSource()==resetButton) {
  started=false;
  startButton.setText("START");
  reset();
 }
 
}

void start() {
 timer.start();
}

void stop() {
 timer.stop();
}

void reset() {
 timer.stop();
 elapsedTime=0;
 seconds =0;
 minutes=0;
 hours=0;
 seconds_string = String.format("%02d", seconds);
 minutes_string = String.format("%02d", minutes);
 hours_string = String.format("%02d", hours);       timeLabel.setText(hours_string+":"+minutes_string+":"+seconds_string);
}

}
4 سال پیش در تاریخ 1399/03/15 منتشر شده است.
63,176 بـار بازدید شده
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