Nokia 9110i manuale d’uso

1 (26) WAP Service Developer's Guide for th e Nokia 9110i July 2000[...]

2 (26) Disclaimer: Nokia Mobile Phones Limited disclaims all liability, including liability for infringement o f any proprietary rights, relating to the implemen tation of information presented in this documen t. Nokia Mobile Phones Limited does no t warrant or represen t that such use will not infringe such rights. Nokia Mobile Phones Limited reta[...]

3 (26) Contents 1. INTROD UCT ION ............................................................................................................................... 4 1.1 References ............................................................................................................................... 4 1.2 Contact information .................[...]

4 (26) 1. INTRO DUCTION This Service Developer's Guide for the Nokia 9110i Communicator provides information and practical examples for dev elopers who want to develop WAP services for Nokia 9110i. 9110i Communicator is an advanced communications device with a feature-rich WAP services application. The document will highlight the possibilities[...]

5 (26) Terminology Card A single WML unit of navigation and user interf ace. Deck A collection of WML cards th at is the smallest downlo ad unit. You canno t download a single c ard in a deck, but must download the entire Deck. Service develop ers should be aware of this, and no t do a giant application in one big Deck. Hyperlink A link within a do[...]

6 (26) 2. WIRELESS AP PLICA TION PRO TOCOL - WAP 2.1 Introduction The Wireless Application Protocol (WAP) is a set of protocols that allow the development of applications and services for use with Mobile Phones and other mobile devices . These protocols and their related standards and specifications are maintained by the WAP For um. The WAP Forum c[...]

7 (26) Wireless Mark-up Language (WML) - a lightweigh t presentation language, similar to HyperText M ark- up Language (HTML) but optimized for use with mobile termin als. Wireless Mark-up Language Script (WMLS) - a lightweight script language, similar to Java Script TM . Wireless Telephony Application / Interface (WTA / WTAI) - telephony services [...]

8 (26) Figure 2 – Network-Related Elements for WAP Applications Web S erver : The Web Server stores the applications written in WML. Alternatively, existing HTML applications can be used. HTML Filter : Any applications written in HTML will have to be converted to WML before they are se nt to the mobile terminal. This HTML Filter may form part of [...]

9 (26) 3. INTRODUCTION TO THE USER INTERFACE OF THE NOKIA 9110i C OMMUNICATOR This section gives a s hort overview of th e user interfac e of the Nokia 9110i Communicator . The Nokia 9110i is a Communicator devic e with featu res of both PDA and CMT sides. WAP services application is implemented in PDA side togethe r with the other Internet service[...]

10 (26) • The size of the application area depends on the width of the longest comm and button text. The minimum width of the command button area is 4 30 pixels, the maximum being 480 pixels. Figure 2 Different parts of the display 3.2.2 Display components The display is able to show 1 6 grey tones. All of these will be used when images ar e show[...]

11 (26) WAP Browser main view opens wh en selecting WAP services from Internet application. The homepage URL is displayed on th e bottom line of the view, if the URL exceeds the end of line, the remai ning part of the nam e is not showed to the user . View includes buttons: Button 1: Home Button 2 : Bookmarks Button 3 : Setti ngs Button 4: Hang up [...]

12 (26) 4.2.3 Optimize for Size The size of the content is critical. If you have large decks (list ings, large tables, etc.), consider splitting them in multiple parts for f aster download. As for the total download time, some s tudies place an upper limit for acceptable delay to 10 to 15 seconds, including all images, on a PC-based browser . It is[...]

13 (26) 4.3.2 Use Reasonable Tables Sizes If the table siz e exce eds the maximum width of WAP services application screen du e to number of columns the table size will be scaled down to fit the screen. To keep the cell content readable, special attention should be paid on table structuring. 4.4 Use of card t itles and eleme nt labels Card titles d[...]

14 (26) If the ti tle of the card is too lo ng, th e end o f the ti tle is no t shown. If the ac tive el emen t is too long the end of the elemen t is not show n. If th e title of the ac tive hyperlink is no t defined the a ctual URL is shown. If the URL is too long, the end of the URL is not shown. For example if the user navigates to a sel ect el[...]

15 (26) 5.1.3 Text format ting elemen ts The normal font size used in 9110i is 12 pixels. The 9110i bro wser supports all text emphasis el ements of WML, listed below . The picture below demons trates how diffe rent emphasis el ements are rendered as text and in a table. Em <em> element is re ndered as bold tex t Strong <strong> element[...]

16 (26) 5.1.5 Fieldset The <fieldset> -element can be used for grouping elemen ts. It implies a paragraph break betwee n the elements, and the titl e of the element is used as the active element’s title if it has no title of its own. Note that fieldset title is not supported for text ie. text in a card can not b e titled by using fieldset e[...]

17 (26) <td>W 6/9</td><td><img src="cloudy.wbmp" alt="cloudy"/></td> <td>Hi 22&#xB0;C, Lo 18&#xB0;C</td><td>Cloudy</td> </tr> <tr> <td>T 6/10</td><td><img src="rainy.wbmp" alt="rainy"/></td> <td>Hi 20[...]

18 (26) Exampl e 4. Imag e handli ng <wml> <card id="card1" title="The sun - images"> <p> original size:<img src="sunny.wbmp" alt="sun"/> enlarged image:<img src="sunny.wbmp" alt="sun" height="40%" width="40%"/> <br/> stretched image:[...]

19 (26) NOKIA - connecting people<br/><br/> Here's a&#160;<anchor title="Link to Products">link <go href="#products"/></anchor>&#160;to Nokia products.<br/> The image below can be used as a link to Nokia Group page.<br/> <a title="Link to Nokia Group" href="[...]

20 (26) <img src="nokia3.wbmp" alt="nokia3"/> </p> </card> <card id="card2" title="Nokia page"> <p> … </p> </card> </wml> 5.3 DO elem ent and d ynamic bu ttons 5.3.1 WML D O Construct: Dyn amic B uttons WML makes it possible to include ‘dynamic bu ttons’ i[...]

21 (26) <do type="options" name="help-button" label="Nokia Help"> <go href="http://.../help.wml"/> </do> <do type="options" label="Contact"> <go href="http://.../contact.wml"/> </do> <do type="prev" label="Back"> <p[...]

22 (26) Exampl e 8. Card- wide b ack-butto n <wml> <card id="prevcard1" title="Cardwide prev"> <p> Cardwide prev can be placed between text or other elements, <do type="prev" label="Cardwide prev"> <prev/> </do> on bottom of page just like deckwide prev &#160; <a tit[...]

23 (26) GO Attributes: href specifies the destination URL. Href is an obligatory attribute. method specifies the HTT P submission metho d. Values 'get' and 'post' are accep ted, in 9110i 'g et'- method is default . A prev element declares a prev task, indicating navigation to the previous URI on the history stack. If t[...]

24 (26) value indicates the default value of the variable named in the name a ttribute iname the name of the variable to be se t with the ind ex result o f the sel ection ivalue assigned when the variable nam ed in the inam e attribute is no t set title specifies a title fo r this element, which may be us ed in the p resentation of this object Vari[...]

25 (26) <option value="Nokia 8210">8210</option> <option value="Nokia 7110">7110</option> <option value="Nokia 6110">6110</option> </optgroup> <optgroup title="Accessories"> <option value="Battery">Battery</option> <option value="De[...]

26 (26) <table> 5.7 Limitations This section includes the technical limitations of the WAP services application. The limitation for encoded WML file is 8192 Bytes. META DATA (HTTP-E QUIV) is handled like WAP stack handles it. The User-Agent header In formation given to the server is "Nokia91 10/1.0".[...]