/Java/How to add a command to a button java

How to add a command to a button java

// import the just the libraries that you gonna need dont be like me
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class App {
    public static void main(String[] args) {
        JFrame f = new JFrame("Test");	//make a window
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        f.setSize(600,300);
        
        JButton bhelloworld = new JButton("Hello World!");	//make the button

        ActionListener l = new ActionListener() {	//make the listener (l is its name)
            public void actionPerformed(ActionEvent event) {	//make the command here
                if (event.getActionCommand() == "func1") {	//to specify what the button gonna do put this if (the "event.getActionCommand() == "func1"" is checking the setActionCommand() command)
                    System.out.println("Button pressed");
                }
            }
        };	//these ; are needed :v

        bhelloworld.setSize(new Dimension(40,40));
        f.add(bhelloworld);	//add your button
        bhelloworld.setActionCommand("func1");	//optional
        bhelloworld.addActionListener(l);	//determine which action listener you gonna use

        f.setVisible(true);	//show the screen
    }
}

Similar codes

0 vote143 views1 answer
Create a class named runquad java
Java
2 votes128 views1 answer
Armstrong number in java
Java
32 votes134 views5 answers
Foreach java
Java
9 votes123 views3 answers
Date to string java
Java
0 vote125 views1 answer
Java binary exponentiation
Java
1 vote114 views1 answer
Calendar.year java
Java
0 vote181 views1 answer
Take a peice from array java
Java
3 votes121 views1 answer
Java arraylist integer min value
Java
0 vote150 views1 answer
Fibonacci numbers using Recursion in Java
Java
-2 votes115 views1 answer
App.js:2119 Uncaught TypeError: Vue.component is not a function
Java