List of Figures

Team-Fly

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Chapter 1: Introduction

Figure 1-1: The J2ME universe

Figure 1-2: MIDP packages

Figure 1-3: MID software components

Chapter 2: Building MIDlets

Figure 2-1: Buttons on the mobile phone emulator

Figure 2-2: The Jargoneer's TextBox

Figure 2-3: Jargoneer architecture

Figure 2-4: A cleaner architecture for Jargoneer

Chapter 3: All About MIDlets

Figure 3-1: MIDlet life cycle

Figure 3-2: Anatomy of a MIDlet suite

Chapter 5: Creating a User Interface

Figure 5-1: Displayables in the javax.microedition.lcdui package

Figure 5-2: The four children of Screen: (a) TextBox, (b) Alert, (c) List, and (d) Form

Figure 5-3: A simple MIDlet with a single command, Exit

Figure 5-4: This MIDlet has more commands than the device has soft buttons. Invoking the (a) system-generated Menu command brings up the (b) remaining commands.

Figure 5-5: A ticker scrolls across the top of a screen.

Figure 5-6: Alerts are similar to modal dialogs in a desktop windowing system.

Chapter 6: Lists and Forms

Figure 6-1: List types: (a) EXCLUSIVE and (b) MULTIPLE lists

Figure 6-2: IMPLICIT lists combine selection and confirmation.

Figure 6-3: A form with a single StringItem and a Back command

Figure 6-4: A form with a single TextField and a Back command

Figure 6-5: Editing a TextField

Figure 6-6: An ImageItem shown in 4-bit grayscale

Figure 6-7: DateField in Sun's J2MEWTK emulator

Figure 6-8: A Gauge

Figure 6-9: A MULTIPLE ChoiceGroup in a Form

Chapter 7: Persistent Storage

Figure 7-1: RecordStores belong to MIDlet suites.

Figure 7-2: Inside a RecordStore

Chapter 8: Connecting to the World

Figure 8-1: The Connection family tree

Figure 8-2: The HttpConnection interface

Figure 8-3: The ImageLoader example

Figure 8-4: The DatagramConnection interface

Chapter 9: Programming a Game Interface

Figure 9-1: Canvas coordinate axes

Figure 9-2: Playing around with Graphics

Figure 9-3: Packing a color into an integer

Figure 9-4: Text anchor points

Figure 9-5: TextCanvas in the flesh

Figure 9-6: The three font faces in italics

Figure 9-7: Image anchor points

Figure 9-8: SweepCanvas animation running on a grayscale emulator

Chapter 11: Parsing XML

Figure 11-1: A simple architecture for Jargoneer

Chapter 12: Protecting Network Data

Figure 12-1: Protecting a password with a message digest

Figure 12-2: A simple form collects a user name and password.

Figure 12-3: The server says whether you're logged in or not.

Figure 12-4: Enter your secret message in StealthMIDlet's main screen.

Figure 12-5: The servlet sends back its own secret message.

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Team-Fly