Curso de Java Netbeans Completo☕ [88.- Eventos del raton (MouseListener) ]
En este tutorial vamos a crear un botón y vamos a escuchar sus diferentes eventos del raton mouseClicked, mousePressed, mouseReleased, mouseEntered, mouseExited.
Java swing: https://es.wikipedia.org/wiki/Swing_(biblioteca_gr%C3%A1fica) Documentación de java: https://docs.oracle.com/javase/8/docs/api/
Codigo: https://github.com/programadornovato/java/commit/979678217824d8bb43c1770e9aa23e866433d9f4
package com. programadornovato . proy1 ;
import java. awt . Dimension ;
import java. awt . HeadlessException ;
import java. awt . event . ActionEvent ;
import java. awt . event . ActionListener ;
import java. awt . event . KeyEvent ;
import java. awt . event . MouseEvent ;
import java. awt . event . MouseListener ;
import java. util . ArrayList ;
import javax. swing . BoxLayout ;
import javax. swing . ButtonGroup ;
import javax. swing . ImageIcon ;
import javax. swing . JButton ;
import javax. swing . JComboBox ;
import javax. swing . JFrame ;
import javax. swing . JLabel ;
import javax. swing . JOptionPane ;
import javax. swing . JPanel ;
import javax. swing . JRadioButton ;
import javax. swing . JScrollPane ;
import javax. swing . JTextArea ;
import javax. swing . JTextField ;
import javax. swing . SwingConstants ;
public class Ventana extends JFrame {
this . setDefaultCloseOperation ( EXIT_ON_CLOSE ) ;
this . setBounds ( 300 , 300 , 500 , 500 ) ;
this . setLocationRelativeTo ( null ) ;
this . getContentPane () . add ( this . contenedor ) ;
this . contenedor . setLayout ( null ) ;
protected void accionRaton (){
boton = new JButton ( "Humano!!! ponte jugar con el raton aqui" ) ;
boton. setBounds ( 10 , 10 , 400 , 30 ) ;
caja. setBounds ( 10 , 50 , 400 , 30 ) ;
MouseListener l = new MouseListener () {
public void mouseClicked ( MouseEvent e ) {
caja. setText ( "mouseClicked" ) ;
public void mousePressed ( MouseEvent e ) {
caja. setText ( "mousePressed" ) ;
public void mouseReleased ( MouseEvent e ) {
caja. setText ( "mouseReleased" ) ;
public void mouseEntered ( MouseEvent e ) {
caja. setText ( "mouseEntered" ) ;
public void mouseExited ( MouseEvent e ) {
caja. setText ( "mouseExited" ) ;
boton. addMouseListener ( l ) ;
private void accionBoton () {
boton = new JButton ( "Humano pon tu miserable nombre para saludarte" ) ;
boton. setBounds ( 10 , 10 , 400 , 30 ) ;
caja. setBounds ( 10 , 50 , 400 , 30 ) ;
contenedor. add ( etiqueta ) ;
etiqueta. setBounds ( 10 , 100 , 400 , 30 ) ;
ActionListener accion= new ActionListener () {
public void actionPerformed ( ActionEvent e ) {
//System.out.println("Hola");
etiqueta. setText ( "Hola " +caja. getText ()) ;
boton. addActionListener ( accion ) ;
package com.programadornovato.proy1;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.HeadlessException;
import java.awt.Image;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.ArrayList;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingConstants;
/**
*
* @author eugenio
*/
public class Ventana extends JFrame{
JPanel contenedor;
JButton boton;
JLabel etiqueta;
JTextField caja;
public Ventana(){
contenedor=new JPanel();
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setBounds(300, 300, 500, 500);
this.setLocationRelativeTo(null);
this.getContentPane().add(this.contenedor);
this.contenedor.setLayout(null);
//accionBoton();
accionRaton();
}
protected void accionRaton(){
boton =new JButton("Humano!!! ponte jugar con el raton aqui");
contenedor.add(boton);
boton.setBounds(10, 10, 400, 30);
caja =new JTextField();
contenedor.add(caja);
caja.setBounds(10, 50, 400, 30);
MouseListener l = new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
caja.setText("mouseClicked");
}
@Override
public void mousePressed(MouseEvent e) {
caja.setText("mousePressed");
}
@Override
public void mouseReleased(MouseEvent e) {
caja.setText("mouseReleased");
}
@Override
public void mouseEntered(MouseEvent e) {
caja.setText("mouseEntered");
}
@Override
public void mouseExited(MouseEvent e) {
caja.setText("mouseExited");
}
};
boton.addMouseListener(l);
}
private void accionBoton() {
boton =new JButton("Humano pon tu miserable nombre para saludarte");
contenedor.add(boton);
boton.setBounds(10, 10, 400, 30);
caja =new JTextField();
contenedor.add(caja);
caja.setBounds(10, 50, 400, 30);
etiqueta =new JLabel();
contenedor.add(etiqueta);
etiqueta.setBounds(10, 100, 400, 30);
ActionListener accion=new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
//System.out.println("Hola");
etiqueta.setText("Hola "+caja.getText());
}
};
boton.addActionListener(accion);
}
}
package com.programadornovato.proy1;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.HeadlessException;
import java.awt.Image;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.ArrayList;
import javax.swing.BoxLayout;
import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingConstants;
/**
*
* @author eugenio
*/
public class Ventana extends JFrame{
JPanel contenedor;
JButton boton;
JLabel etiqueta;
JTextField caja;
public Ventana(){
contenedor=new JPanel();
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setBounds(300, 300, 500, 500);
this.setLocationRelativeTo(null);
this.getContentPane().add(this.contenedor);
this.contenedor.setLayout(null);
//accionBoton();
accionRaton();
}
protected void accionRaton(){
boton =new JButton("Humano!!! ponte jugar con el raton aqui");
contenedor.add(boton);
boton.setBounds(10, 10, 400, 30);
caja =new JTextField();
contenedor.add(caja);
caja.setBounds(10, 50, 400, 30);
MouseListener l = new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
caja.setText("mouseClicked");
}
@Override
public void mousePressed(MouseEvent e) {
caja.setText("mousePressed");
}
@Override
public void mouseReleased(MouseEvent e) {
caja.setText("mouseReleased");
}
@Override
public void mouseEntered(MouseEvent e) {
caja.setText("mouseEntered");
}
@Override
public void mouseExited(MouseEvent e) {
caja.setText("mouseExited");
}
};
boton.addMouseListener(l);
}
private void accionBoton() {
boton =new JButton("Humano pon tu miserable nombre para saludarte");
contenedor.add(boton);
boton.setBounds(10, 10, 400, 30);
caja =new JTextField();
contenedor.add(caja);
caja.setBounds(10, 50, 400, 30);
etiqueta =new JLabel();
contenedor.add(etiqueta);
etiqueta.setBounds(10, 100, 400, 30);
ActionListener accion=new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
//System.out.println("Hola");
etiqueta.setText("Hola "+caja.getText());
}
};
boton.addActionListener(accion);
}
}
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