March 2002
Intermediate to advanced
400 pages
8h 44m
English
Content preview from Wireless J2ME™ Platform ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter Summary
In this chapter you've learned about the basic organization and structure of MIDP applications. The center of the MIDP programming model is the MIDlet.
The main components of a MIDlet's structure are the MIDlet instance, a Display instance, and one or more Displayable widgets, which are UI components.
MIDlet objects are associated with a Display object. MIDlets create Displayable widgets, which are UI components, and request that they be displayed on the device's screen. The display manages the device's screen and the visibility of the UI widgets.
The abstract Screen class is the first of two main types that categorize all Displayable objects. The Screen class is the central display abstraction. The Form class is a concrete subclass ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.