Page 40 - DCAP512_WAP_AND_WML

WAP & WML

Notes they display more quickly than external WBMP files. It is a good idea also to provide a pointer
to an external graphic in case local images are not supported. The following example requests a
generic credit card icon from the local image library and specifies an alternative .wbmp file. The
alt text will display on devices that do not support graphics at all.
<img localsrc=”creditcard” src=”card.wbmp” alt=”credit card symbol”>

Specification of Well defined WBMP Type
There are few tools available that can create WBMP files at this time. However, you can download
the free UnWired plug-in from RCP Distributed Systems that enables you to create WBMP files
in Adobe Photoshop 5 and higher and JASC Paint Shop Pro (or any graphics package that
supports plug-ins.

3.3.1 WAP Software

Online WAP Browser

Gelon.net

Gelon.net fetches WML pages, and converts them to HTML (WEB pages) with their “Wapalizer”.
An excellent tool if you want to see how your WML pages look like in a WAP browser.

Online WBMP Converter

Teraflops
An online WBMP converter by Teraflops Ltd., that takes graphics files of format GIF, JPEG and
BMP as input and outputs optimized WBMP.

3.3.2 WAP Company

Symbian
Symbian was established as a private independent company in June 1998 and is owned by
Ericsson, Nokia, Matsushita (Panasonic), Motorola, Psion, Siemens and Sony Ericsson. Symbian
supplies the advanced, open, standard operating system - Symbian OS - for data-enabled mobile
phones.

Self Assessment

Fill in the blanks:
12. The advantage of local images is that they reduce the amount of data that needs to be
transferred from the server, so they display more quickly than external ……………………
files.
13. …………………… fetches WML pages, and converts them to HTML (WEB pages) with
their “Wapalizer”.

3.4 MobileDev — Wireless Application Development

MobileDev is the first Wireless Development Environment (WDE) specifically for WAP Internet
applications. Its innovative open-ended development model integrates a graphical application
mapper with a wizard interface and a rich tool set. MobileDev supports WAP technologies like
WML, HDML, Microsoft Active Server Pages (ASP), Perl and Java Server Pages (JSP).

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