public class MyGasolineAverageActivity extends Activity {
/** Called when the activity is first created. */
float e, l, k, average;
Button calc;
TextView media, totpieno;
EditText eur, lit, kpercorsi;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
calc = (Button) findViewById(R.id.button1);
totpieno = (TextView) findViewById(R.id.tv_pieno);
media = (TextView) findViewById(R.id.tv_media);
calc.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String tmp1 = eur.getText().toString();
try {
e = Float.parseFloat( tmp1 );
// TODO: Tutto procede correttamente, continua qui!
totpieno.setText(" " + e);
}
catch(NumberFormatException ex) {
// TODO: Devi inserire un numero!
}
//l = Float.valueOf(lit.getText().toString());
//k = Float.valueOf(kpercorsi.getText().toString());
//totpieno.setText("totale pieno: " + e);
//media.setText("media km/listro: " + (k/l));
}
});
}