Tutorial for java menu
package myproject;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;
public class Tutorial {
public static void main(String[] args) {
// TODO Auto-generated method stub
JFrame frame = new JFrame("Walter white restaurant");
JPanel panel = new JPanel();
panel.setLayout(null);
JLabel label = new JLabel();
label.setIcon(new ImageIcon("logo.png"));
label.setBounds(30, 5, 220, 200);
JTextField pole2 = new JTextField();
pole2.setBounds(30, 330, 90, 20);
JTextArea pole=new JTextArea("");
pole.setBounds(190, 20, 190, 320);
JButton button = new JButton();
button.setText("add");
button.setBounds(30, 300, 90, 20);
JButton button2 = new JButton();
button2.setText("export");
button2.setBounds(30, 360, 90, 20);
String food[]={"fish","steak","salat","chese"};
final JComboBox cb=new JComboBox(food);
cb.setBounds(30, 200,90,20);
String drinks[]={"beer","wine","Cola","coffe"};
final JComboBox cb2=new JComboBox(drinks);
cb2.setBounds(30, 240,90,20);
button.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
String j = pole2.getText();
String ja = pole.getText();
String data = ""
cb.getItemAt(cb.getSelectedIndex()) + " + " + cb2.getItemAt(cb2.getSelectedIndex()) + " (" + j
" Pounds)" ;
pole.setText(ja + data + "\n");
}
});
button2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
JFileChooser chooser = new JFileChooser();
chooser.setCurrentDirectory(new File("/home/me/Documents"));
int retrival = chooser.showSaveDialog(null);
if (retrival == JFileChooser.APPROVE_OPTION) {
try(FileWriter fw = new FileWriter(chooser.getSelectedFile()+".txt")) {
fw.write(pole.getText());
} catch (Exception ex) {
ex.printStackTrace();
}
} }
});
panel.add(cb2);
panel.add(cb);
panel.add(label);
panel.add(button);
panel.add(pole);
panel.add(pole2);
panel.add(button2);
frame.add(panel);
frame.setSize(450, 450);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
frame.setBackground(null);
}
}
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