Set Background Color to Java Panel when Button is Clicked

//set background color to java panel when button is clicked import javax.swing.*; import java.awt.*; import javax.swing.event.*; import java.awt.event.*; class myFrame extends JFrame implements ActionListener { JPanel myPanel; JButton btnColor; myFrame() { setSize(400,300); setLayout(null); myPanel = new JPanel(); myPanel.setBounds(50,25,300,200); myPanel.setBorder(BorderFactory.createTitledBorder("Information")); add(myPanel); myPanel.setLayout(null); btnColor = new JButton("Color"); btnColor.setBounds(100,25,100,20); myPanel.add(bt...