Elabore um programa que calcule o índice de massa corporal (IMC) através do peso e da altura fornecida pelo usuário. Dependendo do valor obtido o programa deverá mostrar uma mensagem de alerta conforme tabela abaixo.
//Autor: Thiago Campos
//Data: 28.01.2014
/**
*
* @author Thiago
*/
public class jFVisor extends javax.swing.JFrame {
//declaração das variaveis
float peso;
float altura;
float imc;
/**
* Creates new
form jFVisor
*/
public jFVisor() {
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() {
jPanel1 = new
javax.swing.JPanel();
jTAltura = new
javax.swing.JTextField();
jTPeso = new
javax.swing.JTextField();
jTImc = new
javax.swing.JTextField();
jLabel1 = new
javax.swing.JLabel();
jLabel2 = new
javax.swing.JLabel();
jLabel3 = new
javax.swing.JLabel();
jBCalcular =
new javax.swing.JButton();
jBLimpar = new
javax.swing.JButton();
jPanel2 = new
javax.swing.JPanel();
jLResultado =
new javax.swing.JLabel();
jLabel4 = new
javax.swing.JLabel();
jLabel5 = new
javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder(null,
"IMC", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION,
javax.swing.border.TitledBorder.DEFAULT_POSITION, new
java.awt.Font("Aharoni", 0, 18))); // NOI18N
jLabel1.setText("Altura");
jLabel2.setText("Peso");
jLabel3.setText("IMC");
jBCalcular.setText("Calcular");
jBCalcular.addActionListener(new java.awt.event.ActionListener() {
public
void actionPerformed(java.awt.event.ActionEvent evt) {
jBCalcularActionPerformed(evt);
}
});
jBLimpar.setText("Limpar");
jBLimpar.addActionListener(new java.awt.event.ActionListener() {
public
void actionPerformed(java.awt.event.ActionEvent evt) {
jBLimparActionPerformed(evt);
}
});
jPanel2.setBorder(javax.swing.BorderFactory.createTitledBorder("Resultado"));
javax.swing.GroupLayout jPanel2Layout = new
javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLResultado, javax.swing.GroupLayout.DEFAULT_SIZE,
javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(jLResultado, javax.swing.GroupLayout.PREFERRED_SIZE, 48,
javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(0, 8, Short.MAX_VALUE))
);
javax.swing.GroupLayout jPanel1Layout = new
javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE,
javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addContainerGap())
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(0, 0, Short.MAX_VALUE)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING,
false)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel1)
.addComponent(jLabel2))
.addGap(52, 52,
52)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jTAltura)
.addComponent(jTPeso)))
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jBCalcular)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jBLimpar))))
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jLabel3)
.addGap(18, 18, 18)
.addComponent(jTImc))))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTAltura, javax.swing.GroupLayout.PREFERRED_SIZE,
javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel1))
.addGap(18,
18, 18)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTPeso, javax.swing.GroupLayout.PREFERRED_SIZE,
javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel2))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jBCalcular)
.addComponent(jBLimpar))
.addGap(18, 18, 18)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTImc,
javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE,
javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel3))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED,
javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE,
javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(35, 35, 35))
);
jLabel4.setText("Autor:Thiago Campos");
jLabel5.setText("Data: 28/01/2014");
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.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE,
javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel4)
.addComponent(jLabel5))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jLabel5)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jLabel4)
.addGap(11, 11, 11)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, 255,
javax.swing.GroupLayout.PREFERRED_SIZE))
);
pack();
}//
</editor-fold>
private void
jBCalcularActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add
your handling code here:
altura =
Float.valueOf(jTAltura.getText()); //pega os valores dos campos
peso =
Float.valueOf(jTPeso.getText());
imc =
peso/(altura*altura); //calculo
jTImc.setText(String.valueOf(imc)); //faz aparecer
o resultado em imc
jLResultado.setText(verificaImc(imc)); //setando o
resultado no campo Resultado
}
private void
jBLimparActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add
your handling code here:
jTAltura.setText("");
jTPeso.setText("");
jTImc.setText("");
jLResultado.setText("");
}
public String
verificaImc (float imc){
String
resultado = "";
if(imc <=
18.5){
resultado
= "Você está abaixo do peso";
}else if(imc
> 18.5 && imc <= 24.9){
resultado
= "Peso Normal";
}else if(imc
> 25.0 && imc <= 29.9){
resultado
= "Sobrepeso";
}else if(imc
> 30.0 && imc <= 34.9){
resultado
= "Obsidade - Grau I";
}else if(imc
> 35.0 && imc <= 39.9){
resultado
= "Obsidade - Grau II";
}else if(imc
> 40.0){
resultado
= "Obsidade - Grau III";
}
return
resultado;
}
/**
* @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(jFVisor.class.getName()).log(java.util.logging.Level.SEVERE,
null, ex);
} catch
(InstantiationException ex) {
java.util.logging.Logger.getLogger(jFVisor.class.getName()).log(java.util.logging.Level.SEVERE,
null, ex);
} catch
(IllegalAccessException ex) {
java.util.logging.Logger.getLogger(jFVisor.class.getName()).log(java.util.logging.Level.SEVERE,
null, ex);
} catch
(javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(jFVisor.class.getName()).log(java.util.logging.Level.SEVERE,
null, ex);
}
//</editor-fold>
/*Criando
a forma do display */
java.awt.EventQueue.invokeLater(new Runnable() {
public
void run() {
new
jFVisor().setVisible(true);
}
});
}
// Declaração
das variaveis
private
javax.swing.JButton jBCalcular;
private
javax.swing.JButton jBLimpar;
private
javax.swing.JLabel jLResultado;
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.JPanel jPanel1;
private
javax.swing.JPanel jPanel2;
private
javax.swing.JTextField jTAltura;
private
javax.swing.JTextField jTImc;
private
javax.swing.JTextField jTPeso;
// End of
variables declaration
} //fim