George2: Created page with " //file: MoveButton.java import java.awt.; import java.awt.event.; import javax.swing.*; public class MoveButton extends JPanel {..."

2023-10-08T11:27:51Z

Created page with "<source lang="java"> //file: MoveButton.java import java.awt.*; import java.awt.event.*; import javax.swing.*; public class MoveButton extends JPanel {..."

New page

<source lang="java">
//file: MoveButton.java
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class MoveButton extends JPanel {
JButton button = new JButton("I Move");

public MoveButton() {
setLayout(null);
add(button);
button.setSize(button.getPreferredSize());
button.setLocation(20, 20);
addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e) {
button.setLocation(e.getX(), e.getY());
}
});
}

public static void main(String[] args) {
JFrame frame = new JFrame("MoveButton");
frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
frame.setSize(250, 200);
frame.setLocation(200, 200);
frame.setContentPane(new MoveButton());
frame.setVisible(true);
}
}
</source>

Null layout manager example from Oreilly - Revision history

George2: Created page with " //file: MoveButton.java import java.awt.*; import java.awt.event.*; import javax.swing.*; public class MoveButton extends JPanel {..."

George2: Created page with " //file: MoveButton.java import java.awt.; import java.awt.event.; import javax.swing.*; public class MoveButton extends JPanel {..."