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Palm Programming: The Developer's Guide
book

Palm Programming: The Developer's Guide

by Neil Rhodes, Julie McKeehan
December 1998
Intermediate to advanced
482 pages
12h 14m
English
O'Reilly Media, Inc.
Content preview from Palm Programming: The Developer's Guide

Elements in a Palm Application

Now that you know how to design a Palm application, let’s describe its two components. After that we will look at how they communicate with each other.

The Two-Part Solution

Most Palm solutions are composed of a handheld application and desktop conduit:

The handheld portion

The portion that resides on the handheld and allows the user to view and manipulate data. Part II, deals with the creation of this part.

The conduit portion

Here you have code that handles syncing the data with a desktop application. Part III, shows you how to create this part.

The handheld portion has an icon that is displayed in the application list. Users will usually use the Palm Install Tool from a Windows or Macintosh machine to install your application (it’ll be installed on the next synchronization).

HotSync Overview

When a user puts a Palm OS device in its cradle and presses the HotSync button, the handheld application begins communicating with the desktop conduit. For example, the Address Book has a built-in conduit that synchronizes the address book information on the handheld with the address book information in the Palm Desktop PIM. If a new entry has been made in either place, it is copied to the other. If an entry has been modified either place, it is copied to the other. If an entry has been deleted in one place, it is usually deleted in the other.

Third parties provide other conduits that replace the Address Book conduit so that the device’s address book synchronizes ...

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Publisher Resources

ISBN: 1565925254Catalog PageErrata