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Java Programming by Pearson
book

Java Programming by Pearson

by Hari Mohan Pandey
May 2024
Intermediate to advanced content levelIntermediate to advanced
889 pages
37h 5m
English
Pearson India
Content preview from Java Programming by Pearson
Working with AWT • 501
Explanation: Whenever a menu item is selected ActionEvent is generated and an instance of it is
passed to actionPerformed method. In the MyFrame constructor, three listeners are added for all four
menus: item1, item2, item3 and item4. Note that a separate class MMH is created that implements
ActionListener interface. In the constructor of MyFrame when listener is added for the menus using
addActionListener, as an argument, an instance of MMH class is passed. The constructor of MMH class
takes a reference of the MyFrame class. In the actionPerformed method, the label of the currently
selected menu item ...
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Publisher Resources

ISBN: 9781299486539