No veo por qué no cambia entre paneles JPanel
Publicado por MecMec (1 intervención) el 06/04/2018 12:30:45
A ver si alguien me saca de dudas ;)
Gracias de antemano.
Gracias de antemano.
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import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSeparator;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.SwingConstants;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
public class Farolas extends JFrame implements ActionListener, ChangeListener {
private JPanel jpP, jp1, jp2, jp3;
private JCheckBox[][][] jcb=new JCheckBox[5][2][7];
private JLabel jlP1, jlP2, jlP3;
private JLabel[] calles=new JLabel[5];
private JComboBox jcbP3;
private JTextField jtfP1;
private JTextArea jtaP3;
private JButton jbPPb1, jbPPb2, jbPPb3, jbP1;
private JSeparator[] separador=new JSeparator[4];
public Farolas() {
setLayout(new BorderLayout());
/* PANEL PRINCIPAL */jpP=new JPanel();
jpP.setLayout(new GridLayout(3, 1));
jbPPb1=new JButton("Farolas por Calle");
jbPPb1.addActionListener(this);
jpP.add(jbPPb1);
jbPPb2=new JButton("Control de Farolas");
jbPPb2.addActionListener(this);
jpP.add(jbPPb2);
jbPPb3=new JButton("Información");
jbPPb3.addActionListener(this);
jpP.add(jbPPb3);
add(jpP, BorderLayout.WEST);
/* PANEL 1 */jp1=new JPanel();
jp1.setLayout(null);
jlP1=new JLabel("Cantidad de farolas encendidas por calle:");
jlP1.setBounds(20, 40, 300, 20);
jp1.add(jlP1);
jtfP1=new JTextField();
jtfP1.setBounds(340, 40, 50, 50);
jp1.add(jtfP1);
jbP1=new JButton("Confirmar");
jbP1.setBounds(40, 100, 100, 50);
jbP1.addActionListener(this);
jp1.add(jbP1);
// jp1.setVisible(false);
// add(jp1);
/* PANEL 2 */jp2=new JPanel();
jp2.setLayout(null);
jlP2=new JLabel("Selecciona las farolas que quieras encender:");
jlP2.setBounds(20, 20, 300, 20);
jp2.add(jlP2);
int y=90, x=0;
int count=0;for(int c=0;c<5;c++) {
x+=30;
for(int a=0;a<2;a++) {
for(int f=0;f<7;f++) {
jcb[c][a][f]=new JCheckBox();
jcb[c][a][f].setBounds(x, y, 20, 20);
jp2.add(jcb[c][a][f]);
y+=30;
}x+=30;
y=90; }calles[c]=new JLabel(""+(c+1));
calles[c].setBounds(x-38, y-25, 15, 15);
jp2.add(calles[c]);
if(count<4) {
separador[count]=new JSeparator();
separador[count].setOrientation(SwingConstants.VERTICAL);
separador[count].setBounds(x+15, y, 2, 200);
jp2.add(separador[count]);
count++;
} } // jp2.setVisible(false);
// add(jp2);
/* PANEL 3 */jp3=new JPanel();
jp3.setLayout(null);
jlP3=new JLabel("Calle:");
jlP3.setBounds(20, 20, 50, 20);
jp3.add(jlP3);
jcbP3=new JComboBox<>();
jcbP3.setBounds(80, 20, 70, 20);
for(int i=0;i<5;i++) {
jcbP3.addItem(i+1);
}jp3.add(jcbP3);
jtaP3=new JTextArea();
jtaP3.setBounds(10, 55, 460, 300);
jp3.add(jtaP3);
// jp3.setVisible(false);
// add(jp3);
}public void actionPerformed(ActionEvent a) {
if(a.getSource()==jbPPb1) {
// jp1.setVisible(true);
// jp2.setVisible(false);
// jp3.setVisible(false);
add(jp1);
}if(a.getSource()==jbPPb2) {
// jp1.setVisible(false);
// jp2.setVisible(true);
// jp3.setVisible(false);
add(jp2);
}if(a.getSource()==jbPPb3) {
// jp1.setVisible(false);
// jp2.setVisible(false);
// jp3.setVisible(true);
add(jp3);
} }public void stateChanged(ChangeEvent c) {}
public static void main(String[] args) {
Farolas obj=new Farolas();
obj.setVisible(true);
obj.setResizable(false);
obj.setBounds(10, 10, 620, 400);
obj.setDefaultCloseOperation(EXIT_ON_CLOSE);
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