1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
| import java.awt.*;
import java.awt.event.*;
import java.awt.event.ActionEvent.*;
public class Plan1 extends Frame implements ActionListener{
private Panel p, p1, p2;
private TextField capital;
private TextField taux;
private TextField nbannuites;
private List resultat;
private Button ok;
public Plan1(String titre) {
super (titre);
p = new Panel();
p1 = new Panel();
p1.setLayout (new GridLayout (6,1));
p1.add (new Label ("Capital"));
capital = new TextField();
p1.add (capital);
p1.add (new Label ("Taux annuel"));
taux = new TextField();
p1.add (taux);
p1.add (new Label ("Nombre d'annuites"));
nbannuites = new TextField();
p1.add (nbannuites);
p.add (p1);
resultat = new List(20);
p.add(resultat);
add(p);
p2 = new Panel();
ok = new Button ("Valider");
p2.add(ok);
add("South", p2);
ok.addActionListener(this);
}
float cap() {
return new Float(capital.getText()).floatValue();
}
float tx() {
return new Float(taux.getText()).floatValue();
}
int nbint() {
return new Integer(nbannuites.getText()).intValue();
}
void ajoute (String s) {
resultat.add(s);
}
void vide() {
resultat.removeAll();
}
void calcul() {
this.vide();
float montant = this.cap();
float taux = this.tx();
int nbannuites = this.nbint();
this.ajoute(new Float(montant).toString());
for(int i=0; i< nbannuites; i++) {
montant = montant * (1+taux/100);
this.ajoute(new Float(montant).toString());
}
}
public void actionPerformed(ActionEvent evt) {
Object src = evt.getSource();
String param = ( (Button) src).getLabel();
if (param == "Valider") this.calcul();
}
}
**************
Fichier TestPlan1.java (qui permet de lancer l'appli):
public class TestPlan1 {
public static void main (String [] args) {
Plan1 f = new Plan1("Actions");
f.setSize(300,400);
f.show();
}
} |
