package unidad4u352;
public class Vocales {
String cadena;
int vocales[];
public Vocales(String cadena) {
this.cadena = cadena;
vocales = new int[5];
contarVocales();
}
public int getA()
{
return vocales[0];
}
public int getE()
{
//si queremos actualizar podríamos hacer una llamada a: //contarVocales();
return vocales[1];
}
public int getI()
{
return vocales[2];
}
public int getO()
{
return vocales[3];
}
public int getU()
{
return vocales[4];
}
public int [] getVocales(){
contarVocales();
return vocales;
}
private void contarVocales(){
int cont=0,pos;
String vocal = "aeiou";
for (int i = 0; i < cadena.length(); i++) {
pos = vocal.indexOf(cadena.toLowerCase().charAt(i));
if ( pos != -1 ) ++vocales[pos];
}
}
}
// Ventana aplicación visual
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package unidad4u352;
/**
*
* @author Juan
*/
public class VentVocales extends javax.swing.JFrame {
/**
* Creates new form VentVocales
*/
public VentVocales() {
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
txtCadena = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jLabel3 = new javax.swing.JLabel();
jLabel4 = new javax.swing.JLabel();
jLabel5 = new javax.swing.JLabel();
lblA = new javax.swing.JLabel();
lblE = new javax.swing.JLabel();
lblI = new javax.swing.JLabel();
lblO = new javax.swing.JLabel();
lblU = new javax.swing.JLabel();
btnCalcular = new javax.swing.JButton();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
txtCadena.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyTyped(java.awt.event.KeyEvent evt) {
txtCadenaKeyTyped(evt);
}
public void keyReleased(java.awt.event.KeyEvent evt) {
txtCadenaKeyReleased(evt);
}
});
jLabel1.setText("A:");
jLabel2.setText("E:");
jLabel3.setText("I:");
jLabel4.setText("O:");
jLabel5.setText("U:");
lblA.setText("0");
lblE.setText("0");
lblI.setText("0");
lblO.setText("0");
lblU.setText("0");
btnCalcular.setText("Contar vocales");
btnCalcular.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnCalcularActionPerformed(evt);
}
});
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(47, 47, 47)
.addComponent(txtCadena, javax.swing.GroupLayout.PREFERRED_SIZE, 317, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(layout.createSequentialGroup()
.addGap(56, 56, 56)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(jLabel2)
.addComponent(jLabel1)
.addComponent(jLabel3)
.addComponent(jLabel4)
.addComponent(jLabel5))
.addGap(35, 35, 35)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addComponent(lblA)
.addComponent(lblE)
.addComponent(lblI)
.addComponent(lblO)
.addComponent(lblU, javax.swing.GroupLayout.Alignment.LEADING)))
.addGroup(layout.createSequentialGroup()
.addGap(122, 122, 122)
.addComponent(btnCalcular, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(99, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(34, 34, 34)
.addComponent(txtCadena, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(btnCalcular)
.addGap(9, 9, 9)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(lblA))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel2)
.addComponent(lblE))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel3)
.addComponent(lblI))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel4)
.addComponent(lblO))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel5)
.addComponent(lblU))
.addContainerGap(100, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
private void contar(){
int [] numVocales;
Vocales numTotal;
numTotal=new Vocales(txtCadena.getText());
lblA.setText(""+numTotal.getA());
lblE.setText(String.valueOf(numTotal.getE()));
lblI.setText(""+numTotal.getI());
lblO.setText(""+numTotal.getO());
lblU.setText(""+numTotal.getU());
}
private void btnCalcularActionPerformed(java.awt.event.ActionEvent evt) {
contar();
}
private void txtCadenaKeyReleased(java.awt.event.KeyEvent evt) {
contar(); // TODO add your handling code here:
}
private void txtCadenaKeyTyped(java.awt.event.KeyEvent evt) {
// char car = evt.getKeyChar();
//
// if(txtCadena.getText().length()>8) evt.consume();
// else if ((txtCadena.getText().length()<8)&&(car<'0' || car>'9')) evt.consume();
// else if ((txtCadena.getText().length()==8)&&(car>='0' && car<='9')) evt.consume();
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/*
* Set the Nimbus look and feel
*/
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/*
* If Nimbus (introduced in Java SE 6) is not available, stay with the
* default look and feel. For details see
* http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(VentVocales.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(VentVocales.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(VentVocales.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(VentVocales.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/*
* Create and display the form
*/
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new VentVocales().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JButton btnCalcular;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JLabel jLabel5;
private javax.swing.JLabel lblA;
private javax.swing.JLabel lblE;
private javax.swing.JLabel lblI;
private javax.swing.JLabel lblO;
private javax.swing.JLabel lblU;
private javax.swing.JTextField txtCadena;
// End of variables declaration
}
1 comentario:
excelente trabajo
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