**UPDATE: I GOT IT*******************
private int price;
private int setPrice;
*othercodes here*
private void setPrice(int price) {
setPrice = setPrice + price;
textField.setText(Integer.toString(setPrice));
}
btnNails.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
setPrice(5);
}
*************************************
import java.awt.BorderLayout;
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.JTable;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
public class Frame52 extends JFrame {
private JPanel contentPane;
private JTextField textField;
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
Frame52 frame = new Frame52();
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public Frame52() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setBounds(100, 100, 450, 300);
contentPane = new JPanel();
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
setContentPane(contentPane);
contentPane.setLayout(null);
JButton btnNails = new JButton("Nails");
btnNails.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
int getPrice = 0;
getPrice = getPrice + 5;
}
});
btnNails.setBounds(43, 70, 114, 23);
contentPane.add(btnNails);
JButton btnWood = new JButton("Wood");
btnWood.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
int getPrice = 0;
getPrice = getPrice + 20;
}
});
btnWood.setBounds(43, 114, 114, 23);
contentPane.add(btnWood);
JButton btnNewButton = new JButton("Galvanized Iron");
btnNewButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
int getPrice = 0;
getPrice = getPrice + 30;
}
});
btnNewButton.setBounds(43, 159, 114, 23);
contentPane.add(btnNewButton);
JButton btnNewButton_1 = new JButton("Steel");
btnNewButton_1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
int getPrice = 0;
getPrice = getPrice + 40;
}
});
btnNewButton_1.setBounds(43, 203, 114, 23);
contentPane.add(btnNewButton_1);
JLabel lblTotalIs = new JLabel("Total is:");
lblTotalIs.setBounds(203, 163, 46, 14);
contentPane.add(lblTotalIs);
textField = new JTextField();
textField.setText(Integer.toString(getPrice));
textField.setBounds(259, 160, 86, 20);
contentPane.add(textField);
textField.setColumns(10);
JButton btnConfirm = new JButton("Confirm");
btnConfirm.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
}
});
btnConfirm.setBounds(257, 203, 91, 23);
contentPane.add(btnConfirm);
}
}