EBK BIG JAVA: EARLY OBJECTS, INTERACTIV
EBK BIG JAVA: EARLY OBJECTS, INTERACTIV
6th Edition
ISBN: 8220102010314
Author: Horstmann
Publisher: YUZU
Question
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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.

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