Bueno, me agarro un momento de oscio y me puse a hacer un conversor de temperatura asi que aqui les dejo el jar y el source, creo que se puede mejorar pero solo fue porque no tenia nada que hacer.
(http://i.imgur.com/Gl9LVR4.png)
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package temperatura;
import javax.swing.ButtonGroup;
/**
*
* @author rush
*/
public class Ventana extends javax.swing.JFrame {
/**
* Creates new form Ventana
*/
public Ventana() {
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() {
grupo1 = new javax.swing.ButtonGroup();
grupo2 = new javax.swing.ButtonGroup();
jRadioButton1 = new javax.swing.JRadioButton();
jButton1 = new javax.swing.JButton();
jRadioButton2 = new javax.swing.JRadioButton();
jRadioButton3 = new javax.swing.JRadioButton();
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jTextField1 = new javax.swing.JTextField();
jTextField2 = new javax.swing.JTextField();
jRadioButton4 = new javax.swing.JRadioButton();
jRadioButton5 = new javax.swing.JRadioButton();
jRadioButton6 = new javax.swing.JRadioButton();
jLabel3 = new javax.swing.JLabel();
jLabel4 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
grupo1.add(jRadioButton1);
jRadioButton1.setSelected(true);
jRadioButton1.setText("Celsius");
jButton1.setText("Convertir");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
grupo1.add(jRadioButton2);
jRadioButton2.setText("Fahrenheit");
grupo1.add(jRadioButton3);
jRadioButton3.setText("Kelvin");
jLabel1.setText("Temperatura");
jLabel2.setText("Conversion");
jTextField2.setEditable(false);
grupo2.add(jRadioButton4);
jRadioButton4.setText("Celsius");
grupo2.add(jRadioButton5);
jRadioButton5.setSelected(true);
jRadioButton5.setText("Fahrenheit");
grupo2.add(jRadioButton6);
jRadioButton6.setText("Kelvin");
jLabel3.setFont(new java.awt.Font("Tahoma", 1, 11)); // NOI18N
jLabel3.setText("De");
jLabel4.setFont(new java.awt.Font("Tahoma", 1, 11)); // NOI18N
jLabel4.setText("A");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(layout.createSequentialGroup()
.addComponent(jLabel1)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel2)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 114, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jTextField2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 114, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jButton1, javax.swing.GroupLayout.Alignment.LEADING))
.addGap(18, 18, 18)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jRadioButton1)
.addComponent(jRadioButton3)
.addComponent(jRadioButton2))
.addGap(18, 18, 18))
.addGroup(layout.createSequentialGroup()
.addComponent(jLabel3)
.addGap(80, 80, 80)))
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel4)
.addComponent(jRadioButton6)
.addComponent(jRadioButton5)
.addComponent(jRadioButton4))
.addGap(50, 50, 50))))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jLabel1)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jLabel3)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jRadioButton1)))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel2)
.addComponent(jRadioButton2))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton1))
.addGroup(layout.createSequentialGroup()
.addGap(23, 23, 23)
.addComponent(jRadioButton3)))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addGap(17, 17, 17)
.addComponent(jLabel4)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jRadioButton4)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jRadioButton5)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jRadioButton6)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
pack();
}// </editor-fold>
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
Conv conv = new Conv();
float r;
//Celicus a celcius
if(jRadioButton1.isSelected() && jRadioButton4.isSelected()){
jTextField2.setText(jTextField1.getText());
}
//Celicus a Fahrenheit
else if(jRadioButton1.isSelected() && jRadioButton5.isSelected()){
r = conv.CaF(Float.parseFloat(jTextField1.getText()));
jTextField2.setText(Float.toString(r));
}
//Celcius a Kelvin
else if(jRadioButton1.isSelected() && jRadioButton6.isSelected()){
r = conv.CaK(Float.parseFloat(jTextField1.getText()));
jTextField2.setText(Float.toString(r));
}
//Fahrenheit a Celcius
else if(jRadioButton2.isSelected() && jRadioButton4.isSelected()){
r = conv.FaC(Float.parseFloat(jTextField1.getText()));
jTextField2.setText(Float.toString(r));
}
//Fahrenheit a Fahrenheit
else if(jRadioButton2.isSelected() && jRadioButton5.isSelected()){
jTextField2.setText(jTextField1.getText());
}
//Fahrenheit a Kelvin
else if(jRadioButton2.isSelected() && jRadioButton6.isSelected()){
r = conv.FaK(Float.parseFloat(jTextField1.getText()));
jTextField2.setText(Float.toString(r));
}
//Kelvin a Celicus
else if(jRadioButton3.isSelected() && jRadioButton4.isSelected()){
r = conv.KaC(Float.parseFloat(jTextField1.getText()));
jTextField2.setText(Float.toString(r));
}
//Kelvin a Fahrenheit
else if(jRadioButton3.isSelected() && jRadioButton5.isSelected()){
r = conv.KaF(Float.parseFloat(jTextField1.getText()));
jTextField2.setText(Float.toString(r));
}
//Kelvin a Kelvin
else if(jRadioButton3.isSelected() && jRadioButton6.isSelected()){
jTextField2.setText(jTextField1.getText());
}
}
/**
* @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(Ventana.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Ventana.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Ventana.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Ventana.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 Ventana().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.ButtonGroup grupo1;
private javax.swing.ButtonGroup grupo2;
private javax.swing.JButton jButton1;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JRadioButton jRadioButton1;
private javax.swing.JRadioButton jRadioButton2;
private javax.swing.JRadioButton jRadioButton3;
private javax.swing.JRadioButton jRadioButton4;
private javax.swing.JRadioButton jRadioButton5;
private javax.swing.JRadioButton jRadioButton6;
private javax.swing.JTextField jTextField1;
private javax.swing.JTextField jTextField2;
// End of variables declaration
}
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package temperatura;
/**
*
* @author rush
*/
public class Conv {
float FaC(float temp){
float c=0;
c = (5*(temp - 32))/9;
return c;
}
float CaF(float temp){
float f=0;
f = ((9*temp)/5)+32;
return f;
}
float CaK(float temp){
float k=0;
k = temp + 273.15f;
return k;
}
float FaK(float temp){
float k=0;
k = ((5*(temp - 32))/9)+273.15f;
return k;
}
float KaC(float temp){
float k=0;
k = temp - 273.15f;
return k;
}
float KaF(float temp){
float k=0;
k = ((9*(temp - 273.15f))/5)+32;
return k;
}
}
Temperatura.jar (https://mega.co.nz/#!XVkiGBKL!XiwyPVm_79VJRN-RnZf8sB2dxtzw0PF8ycmX7ZQCsTw)
Buen aporte, rush.