Developing for Limited Devices
You can build a lot of applications, but keep in mind that you transfer data to mobile phones. This means that the same rules are different than when building a standard client server application. In this section, we walk through some of the restrictions that developers should know before they start to develop a mobile application.
WML is designed with the constraints of small narrowband devices, which include the following:
Small display and limited user-input facilities are included. A small mobile device such as a phone might have only a few lines (4–8) of textual display, with each line containing 8–12 characters.
Most devices are phones first. Most devices on the market today have added the browser as an afterthought. ...
Get PowerBuilder® 9: Internet and Distributed Application Development now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
