1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151

package ejemcloseventanas;
 
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.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextArea;
import javax.swing.JTextField;
 
public class EjemCloseVentanas implements ActionListener{
 
    private JButton btCon, btIng, btLim, btDes, btConUser, btIngUser;
    private JTextArea jtAMos = new JTextArea(30, 30);
    JPanel jp1;
    private JLabel jlNom, jlPas, jlIngNom, jlIngTel;
    private JTextField  jtNom, jtIngNom, jtIngTel;
    private JPasswordField jpFPas;  
    JFrame VenCon, VenIng;
 
    private EjemCloseVentanas(){
 
        JFrame VentMain = new JFrame("Ventana Principal");
        VentMain.setLayout(new BorderLayout(30, 25));
        VentMain.setSize(640, 480);
        VentMain.setLocation(60, 40);
        VentMain.setResizable(false);
        VentMain.setVisible(true);
        VentMain.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 
        botones();
 
        jtAMos.setEditable(false);
 
        VentMain.add(jp1, BorderLayout.WEST);
        VentMain.add(jtAMos, BorderLayout.EAST);        
    }
 
    private void botones (){
 
        jp1 = new JPanel( new GridLayout(4, 1, 25, 55));
 
        btCon = new JButton("Conectar"); 
        btIng = new JButton("Ingresar");
        btLim = new JButton("Limpiar");
        btDes = new JButton("Desconectar");        
 
        jp1.add(btCon); jp1.add(btIng); jp1.add(btLim); jp1.add(btDes);  
 
        btIng.setEnabled(false); btLim.setEnabled(false); btDes.setEnabled(false);
 
        btCon.addActionListener(this); btIng.addActionListener(this); 
        btLim.addActionListener(this); btDes.addActionListener(this);        
 
        jp1.setVisible(true);
    }
 
    public void Conectar (){   
 
        VenCon = new JFrame("Ventana Conectar");
        VenCon.setLayout(null);
 
        jlNom = new JLabel("Nombre "); jlPas = new JLabel("Contraseña ");
        jtNom = new JTextField(); jpFPas = new JPasswordField();
 
        btConUser = new JButton("Conectar !"); 
        jpFPas.addActionListener(this); btConUser.addActionListener(this);
 
        VenCon.add(jlNom); VenCon.add(jtNom); VenCon.add(jlPas); VenCon.add(jpFPas);
        VenCon.add(btConUser);
 
        jlNom.setBounds(10, 20, 60, 20); jtNom.setBounds(90, 20, 70, 20);
        jlPas.setBounds(10, 50, 70, 20); jpFPas.setBounds(90, 50, 70, 20);
        btConUser.setBounds(50, 80, 95, 20);
 
        VenCon.setVisible(true); VenCon.setResizable(false);
        VenCon.setSize(300, 250);
        VenCon.setLocation(100, 60);       
    }
 
    public void ingresar(){
 
        VenIng = new JFrame("Ventana Ingresar");
        VenIng.setLayout(null);
 
        jlIngNom = new JLabel("Nombre "); jtIngNom = new JTextField();
        jlIngTel = new JLabel("Telefono "); jtIngTel = new JTextField();
        btIngUser = new JButton("Ingresar");
 
        VenIng.add(jlIngNom); VenIng.add(jtIngNom);
        VenIng.add(jlIngTel); VenIng.add(jtIngTel); VenIng.add(btIngUser);
 
        jlIngNom.setBounds(10, 20, 65, 24); jtIngNom.setBounds(80, 20, 65, 24);
        jlIngTel.setBounds(10, 45, 65, 24); jtIngTel.setBounds(80, 45, 65, 24);
        btIngUser.setBounds(30, 70, 90, 24);
 
        jtIngTel.addActionListener(this); btIngUser.addActionListener(this);
 
        VenIng.setVisible(true); VenIng.setResizable(false);
        VenIng.setSize(250, 200); VenIng.setLocation(100, 60);
    }
 
    public static void main(String[] args) {        
        EjemCloseVentanas Vent1 = new EjemCloseVentanas();
    }
 
    @Override
    public void actionPerformed(ActionEvent e) {        
 
        if(e.getSource()==btCon){
            Conectar();
        }
        else if(e.getSource() == btConUser || e.getSource() == jpFPas){
            String user="admin", pass="1234";
 
            if(jlNom.getText().equals("") || String.valueOf(jpFPas.getPassword()).equals("")){
                JOptionPane.showMessageDialog(null, "Digite valores validos en ambos campos");                
            }
            else if(jlNom.getText().equals(user) || String.valueOf(jpFPas.getPassword()).equals(pass)){
                btCon.setEnabled(false);
                btIng.setEnabled(true); btLim.setEnabled(true); btDes.setEnabled(true);
                VenCon.dispose();//linea destruir la ventana de conectar
            }                
        }
        else if(e.getSource() == btIng){
            ingresar();
        }
        else if(e.getSource() == btIngUser || e.getSource() == jtIngTel){
            if( jtIngNom.getText().equals("") || jtIngTel.getText().equals("")){
                JOptionPane.showMessageDialog(null, "Digite valores validos en ambos campos");        
            }
            else{
                jtAMos.append("Nombre: "+ jtIngNom.getText() + "t"+ "Telefono: "+jtIngTel.getText() + "n");
                VenIng.hide(); //linea ocultar la ventana de ingresar datos
            }
        }
        else if(e.getSource() == btLim){
            jtAMos.setText("");
        }
        else if(e.getSource() == btDes){
            jtAMos.setText("");
            btCon.setEnabled(true);
            btIng.setEnabled(false); btLim.setEnabled(false); btDes.setEnabled(false);
        }
    }
}

package ejemcloseventanas; 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.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JPasswordField; import javax.swing.JTextArea; import javax.swing.JTextField; public class EjemCloseVentanas implements ActionListener{ private JButton btCon, btIng, btLim, btDes, btConUser, btIngUser; private JTextArea jtAMos = new JTextArea(30, 30); JPanel jp1; private JLabel jlNom, jlPas, jlIngNom, jlIngTel; private JTextField jtNom, jtIngNom, jtIngTel; private JPasswordField jpFPas; JFrame VenCon, VenIng; private EjemCloseVentanas(){ JFrame VentMain = new JFrame("Ventana Principal"); VentMain.setLayout(new BorderLayout(30, 25)); VentMain.setSize(640, 480); VentMain.setLocation(60, 40); VentMain.setResizable(false); VentMain.setVisible(true); VentMain.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); botones(); jtAMos.setEditable(false); VentMain.add(jp1, BorderLayout.WEST); VentMain.add(jtAMos, BorderLayout.EAST); } private void botones (){ jp1 = new JPanel( new GridLayout(4, 1, 25, 55)); btCon = new JButton("Conectar"); btIng = new JButton("Ingresar"); btLim = new JButton("Limpiar"); btDes = new JButton("Desconectar"); jp1.add(btCon); jp1.add(btIng); jp1.add(btLim); jp1.add(btDes); btIng.setEnabled(false); btLim.setEnabled(false); btDes.setEnabled(false); btCon.addActionListener(this); btIng.addActionListener(this); btLim.addActionListener(this); btDes.addActionListener(this); jp1.setVisible(true); } public void Conectar (){ VenCon = new JFrame("Ventana Conectar"); VenCon.setLayout(null); jlNom = new JLabel("Nombre "); jlPas = new JLabel("Contraseña "); jtNom = new JTextField(); jpFPas = new JPasswordField(); btConUser = new JButton("Conectar !"); jpFPas.addActionListener(this); btConUser.addActionListener(this); VenCon.add(jlNom); VenCon.add(jtNom); VenCon.add(jlPas); VenCon.add(jpFPas); VenCon.add(btConUser); jlNom.setBounds(10, 20, 60, 20); jtNom.setBounds(90, 20, 70, 20); jlPas.setBounds(10, 50, 70, 20); jpFPas.setBounds(90, 50, 70, 20); btConUser.setBounds(50, 80, 95, 20); VenCon.setVisible(true); VenCon.setResizable(false); VenCon.setSize(300, 250); VenCon.setLocation(100, 60); } public void ingresar(){ VenIng = new JFrame("Ventana Ingresar"); VenIng.setLayout(null); jlIngNom = new JLabel("Nombre "); jtIngNom = new JTextField(); jlIngTel = new JLabel("Telefono "); jtIngTel = new JTextField(); btIngUser = new JButton("Ingresar"); VenIng.add(jlIngNom); VenIng.add(jtIngNom); VenIng.add(jlIngTel); VenIng.add(jtIngTel); VenIng.add(btIngUser); jlIngNom.setBounds(10, 20, 65, 24); jtIngNom.setBounds(80, 20, 65, 24); jlIngTel.setBounds(10, 45, 65, 24); jtIngTel.setBounds(80, 45, 65, 24); btIngUser.setBounds(30, 70, 90, 24); jtIngTel.addActionListener(this); btIngUser.addActionListener(this); VenIng.setVisible(true); VenIng.setResizable(false); VenIng.setSize(250, 200); VenIng.setLocation(100, 60); } public static void main(String[] args) { EjemCloseVentanas Vent1 = new EjemCloseVentanas(); } @Override public void actionPerformed(ActionEvent e) { if(e.getSource()==btCon){ Conectar(); } else if(e.getSource() == btConUser || e.getSource() == jpFPas){ String user="admin", pass="1234"; if(jlNom.getText().equals("") || String.valueOf(jpFPas.getPassword()).equals("")){ JOptionPane.showMessageDialog(null, "Digite valores validos en ambos campos"); } else if(jlNom.getText().equals(user) || String.valueOf(jpFPas.getPassword()).equals(pass)){ btCon.setEnabled(false); btIng.setEnabled(true); btLim.setEnabled(true); btDes.setEnabled(true); VenCon.dispose();//linea destruir la ventana de conectar } } else if(e.getSource() == btIng){ ingresar(); } else if(e.getSource() == btIngUser || e.getSource() == jtIngTel){ if( jtIngNom.getText().equals("") || jtIngTel.getText().equals("")){ JOptionPane.showMessageDialog(null, "Digite valores validos en ambos campos"); } else{ jtAMos.append("Nombre: "+ jtIngNom.getText() + "t"+ "Telefono: "+jtIngTel.getText() + "n"); VenIng.hide(); //linea ocultar la ventana de ingresar datos } } else if(e.getSource() == btLim){ jtAMos.setText(""); } else if(e.getSource() == btDes){ jtAMos.setText(""); btCon.setEnabled(true); btIng.setEnabled(false); btLim.setEnabled(false); btDes.setEnabled(false); } } }