Tareas

Trabajos 01
package pkgvicky; import javax.swing.*; import java.awt.Event; public class trabajo extends javax.swing.JFrame { programa1 pro1= new programa1(); programa2 pro2= new programa2(); programa3 pro3= new programa3(); JDesktopPane desktopPane; public trabajo() { initComponents(); this.setSize(520,540); this.setLocation(200,100); this.setResizable(true); } public void trabajo1(){desk.add(pro1); pro1.setVisible(true); } public void trabajo2(){ desk.add(pro2); pro2.setVisible(true); } public void trabajo3(){ desk.add(pro3); pro3.setVisible(true); } @SuppressWarnings("unchecked") // private void initComponents() { desk = new javax.swing.JDesktopPane(); jMenuBar1 = new javax.swing.JMenuBar(); jMenu1 = new javax.swing.JMenu(); jmnPrograma1 = new javax.swing.JMenuItem();jmnprograma2 = new javax.swing.JMenuItem(); jmnprograma3 = new javax.swing.JMenuItem(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); getContentPane().setLayout(null); getContentPane().add(desk); desk.setBounds(0, 0, 510, 490); jMenu1.setText("Menus"); jmnPrograma1.setText("programa1"); jmnPrograma1.addActionListener(new java.awt.event.ActionListener() { public voidactionPerformed(java.awt.event.ActionEvent evt) {

jmnPrograma1ActionPerformed(evt); } }); jMenu1.add(jmnPrograma1); jmnprograma2.setText("programa2"); jmnprograma2.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jmnprograma2ActionPerformed(evt); } }); jMenu1.add(jmnprograma2); jmnprograma3.setText("programa3");jmnprograma3.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jmnprograma3ActionPerformed(evt); } }); jMenu1.add(jmnprograma3); jMenuBar1.add(jMenu1); setJMenuBar(jMenuBar1); pack(); }// private void jmnPrograma1ActionPerformed(java.awt.event.ActionEvent evt) { trabajo1(); } private void jmnprograma2ActionPerformed(java.awt.event.ActionEvent evt) {trabajo2(); } private void jmnprograma3ActionPerformed(java.awt.event.ActionEvent evt) { trabajo3(); }

Programa 01
package pkgvicky; import javax.swing.*; public class programa1 extends javax.swing.JInternalFrame { public programa1() { initComponents(); this.setSize(432,475); } @SuppressWarnings("unchecked") // private void initComponents() {

opciones1 = new javax.swing.ButtonGroup();opciones2 = new javax.swing.ButtonGroup(); opciones3 = new javax.swing.ButtonGroup(); jLabel1 = new javax.swing.JLabel(); jtxtCostoComp = new javax.swing.JTextField(); jLabel2 = new javax.swing.JLabel(); jchkImpresora = new javax.swing.JCheckBox(); jchkEstabilizador = new javax.swing.JCheckBox(); jchkEscaner = new javax.swing.JCheckBox(); jSeparator1 = new javax.swing.JSeparator(); jLabel3 = newjavax.swing.JLabel(); jLabel4 = new javax.swing.JLabel(); jrbContado = new javax.swing.JRadioButton(); jrbCredito = new javax.swing.JRadioButton(); jrb6 = new javax.swing.JRadioButton(); jrb12 = new javax.swing.JRadioButton(); jrb18 = new javax.swing.JRadioButton(); jSeparator2 = new javax.swing.JSeparator(); jbtnCalcular = new javax.swing.JButton(); jbtnLimpiar = new javax.swing.JButton(); jLabel5= new javax.swing.JLabel(); jLabel6 = new javax.swing.JLabel(); jLabel7 = new javax.swing.JLabel(); jLabel8 = new javax.swing.JLabel(); jtxtCostoT = new javax.swing.JTextField(); jtxtIgv = new javax.swing.JTextField(); jtxtPrecioP = new javax.swing.JTextField(); jtxtMontoC = new javax.swing.JTextField(); setClosable(true); setIconifiable(true); setVisible(true); getContentPane().setLayout(null);jLabel1.setText("Costo de computadoras:"); getContentPane().add(jLabel1); jLabel1.setBounds(10, 20, 140, 20); getContentPane().add(jtxtCostoComp); jtxtCostoComp.setBounds(140, 20, 120, 20); jLabel2.setText("Accesorios:"); getContentPane().add(jLabel2); jLabel2.setBounds(10, 50, 110, 14); opciones1.add(jchkImpresora); jchkImpresora.setText("Impresora"); getContentPane().add(jchkImpresora);...