Code Completion 11.105 Combo box with functions

Complete this function calculator so that it can compute the functions abs, sqrt, and log10. When the user selects a function name in the combo box, update the output label.

Here is a sample program output:

Complete the following code:

import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JTextField; import javax.swing.JComboBox; import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; public class CalcFrame extends JFrame { private JTextField input; private JLabel output; private JComboBox function; public CalcFrame() { function = new JComboBox(); // Your work here input = new JTextField(10); input.setText("10"); output = new JLabel("Select a function"); setLayout(new FlowLayout()); add(function); add(input); add(output); } } 

The following class is used to check your work:

import javax.swing.JFrame; public class CalcFrameViewer { public static void main(String[] s) { CalcFrame frame = new CalcFrame(); frame.setSize(400, 75); frame.setTitle("CalcFrameViewer"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } } 

CalcFrame Viewer sqrt 10 abs O X 3.1622776601683795