aplicacion applet

1. /*<br /> * Uso de arreglos y el control choise<br /> *<br /> */<br />package AppletPack03;<br />import java.applet.Applet;<br />import java.awt.*;<br />import java.awt.Event.*;<br />public class RegistroCamiones extends Applet{//extends una clase se agrega a una clase mas grande<br />Button btnIngresar=new Button(quot;
Ingresarquot;
);<br />Button btnReporte=new Button(quot;
Reportequot;
);<br />Choice cboCodigo=new Choice();<br />TextField txtKm=new TextField();<br />TextArea txtSalida=new TextArea();<br />Label lblCodigo=new Label(quot;
Codigo del camion:quot;
);<br />Label lblKm=new Label(quot;
Kilometros recorridos:quot;
);<br />final int N=20;<br />//Arreglos<br />double[]Kilometros=new double[N];<br />int[] Viajes=new int[N];<br />//<br />public void init(){<br /> setLayout(null);<br /> setSize(420,300);<br /> txtKm.setBounds(5,10,125,25);<br /> add(txtKm);<br /> //<br /> lblKm.setBounds(5,10,125,25);<br /> add(lblKm);<br /> //<br /> lblCodigo.setBounds(5,10,125,25);<br /> add(lblCodigo);<br /> //<br /> cboCodigo.setBounds(135,10,125,25);<br /> add(cboCodigo);<br /> //<br /> btnIngresar.setBounds(275,10,100,25);<br /> add(btnIngresar);<br /> //<br /> btnReporte.setBounds(275,40,100,25);<br /> add(btnReporte);<br /> //<br /> txtSalida.setBounds(5,70,300,210);<br /> add(txtSalida);<br />LlenarCombo();<br />cboCodigo.requestFocus();<br />}<br />void LlenarCombo(){<br /> for(int i=2001;i<=2020;i++)<br /> cboCodigo.addItem(quot;
C-quot;
+Integer.toString(i));<br />}<br />//Metodo que evalua el evento del componente button<br /> <br /> public boolean action (Event evt,Object obj){<br /> if (evt.target instanceof Button){<br /> if (evt.target==btnIngresar){<br /> int indice=cboCodigo.getSelectedIndex();<br /> double k=Double.parseDouble(txtKm.getText());<br /> Kilometros[indice]+=k;<br /> Viajes[indice]++;<br /> txtKm.setText(quot;
quot;
);<br /> cboCodigo.requestFocus();<br /> }<br /> else<br /> if(evt.target==btnReporte){<br /> txtSalida.setText(quot;
INFORME DE REGISTRO DE VIAJES:quot;
);<br /> for (int i=0;i<N;i++){<br /> txtSalida.append(quot;
Camion: quot;
+cboCodigo.getItem(i)+quot;
quot;
);//append agrega mas datos<br /> txtSalida.append(quot;
Total de kilometros recorridos: quot;
+Kilometros[i]+quot;
quot;
);<br /> txtSalida.append(quot;
Total de viajes realizados: quot;
+Viajes[i]+quot;
quot;
);<br /> txtSalida.append(quot;
==================================================quot;
);<br /> }<br /> }<br /> return true;<br /> }<br /> return false;<br />}//Fin del metodo action<br />}<br />