Chapter 20, Problem 11PE

Program Plan Intro

Earthquake

Program plan:

Earthquake.java:

• Create a class named “Earthquake”. Inside the class,
  • Define the required variables.
  • Define the “Earthquake ()” method.
    • Initialize the variables
  • Define the “getDescription ()” method.
    • Condition to validate the value of the ricther obtained.
    • Based on the condition the description is assigned.

EarthquakeFrame.java:

• Create a class named “EarthquakeFrame”. Inside the class,
  • Define and declare the required variables.
  • Set the width and height of the frame.
  • Define the required variables
  • Define the method “EarthquakeFrame”
    • Assign the required variables
    • Create the required labels.
    • Initialize the methods.
    • Set the size of the frame
  • Define the method “createLabelsAndTextField”
    • Define the width.
    • Assign the values.
    • Set the width of the field.
  • Define the class “QuakeListener”
    • Define the method “actionPerformed”
      • Define the values
      • Set the values to the labels
      • Define the action listener
      • Return the description
  • Define the method “createButton”
    • Create new button.
    • Initialize the method.
    • Define the action listener.
  • Define the method “createPanel”
    • Create new panel.
    • Add the components to the panel.
    • Add the panel.

EarthquakeViewer.java:

• Create a class named “EarthquakeViewer”. Inside the class,
  • Define the required variables
  • Define the “main()” method
    • Define the required variables
    • Define the frame
    • Set the close operation
    • Set the sizeable option
    • Set the visibility.