Java Reference
In-Depth Information
Display 17.11
Using Panels
(part 3 of 4)
57
public void
actionPerformed(ActionEvent e)
58
{
59
String buttonString = e.getActionCommand();
60
if
(buttonString.equals("Green"))
61
greenPanel.setBackground(Color.GREEN);
62
else if
(buttonString.equals("White"))
63
whitePanel.setBackground(Color.WHITE);
64
else if
(buttonString.equals("Gray"))
65
grayPanel.setBackground(Color.GRAY);
66
else
67
System.out.println("Unexpected error.");
68
}
69
}
R
ESULTING
GUI
(When first run)
R
ESULTING
GUI
(After clicking Green button)
R
ESULTING
GUI
(After clicking White button)
(continued)
