February 2014
Beginner
1248 pages
62h 25m
English
Content preview from Java™ How To Program (Early Objects), Tenth Edition
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Section 12.11 JComboBox; Using an Anonymous Inner Class for Event Handling
• A JComboBox (p. 504) provides a list of items from which the user can make a single selection. JComboBoxes generate ItemEvents.
• Each item in a JComboBox has an index (p. 507). The first item added to a JComboBox appears as the currently selected item when the JComboBox is displayed.
• JComboBox method setMaximumRowCount (p. 507) sets the maximum number of elements that are displayed when the user clicks the JComboBox.
• An anonymous inner class (p. 507) is a class without a name and typically appears inside a method declaration. One object of the anonymous inner class must be created when the class is declared.
• JComboBox method getSelectedIndex (p. 508) returns ...
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