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Sagot :
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class JSandwich extends JFrame implements ItemListener {
FlowLayout flow = new FlowLayout();
JLabel companyName = new JLabel("Sublime Sandwich");
JComboBox<String> mainBox = new JComboBox<String>();
JLabel mainList = new JLabel("Main ingredient");
JComboBox<String> breadBox = new JComboBox<String>();
JLabel breadList = new JLabel("Breads");
JTextField totPrice = new JTextField(10);
int mainNum, breadNum;
double[] mainPrices = {6.99, 7.99, 8.99};
double sumPrice = mainPrices[0];
double breadPrice = 0;
double mainPrice = mainPrices[0];
double[] breadPrices = {0, 0, 0};
String output;
public JSandwich() {
// code here
}
public static void main(String[] arguments) {
JSandwich sandframe = new JSandwich();
sandframe.setSize(240, 200);
sandframe.setVisible(true);
}
public void itemStateChanged(ItemEvent list) {
//
}
}
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