WAP (WML) Development tutorial 7--WML Learning Keyboard Input Events

WML events are basically divided into two categories, one is the keyboard (including the soft-hard button) input events, with <do> tags to

Processing, the other is related to the internal page of the event, with <onevent> tags to deal with.

The <do> syntax is as follows: <do type= "type" label= "label" name= "name" optional= "Fals

E|true "> Task </do>, the task is the previous four kinds of tasks mentioned. The <do> attribute, type is required, and its

He is optional.

The *label property specifies the display text of the soft button on the screen. The current Type property is Delete,help,

This property is not valid when prev.

*name attribute, for <do> to take a name, the same card in the <do> can not duplicate. If the card grade <do> and

Deck <do> The same name, the deck level <do> is overwritten.

The *optional property specifies whether the phone can ignore this event, and the default value is False.

The *type property specifies the event that is triggered, as follows;

Type value trigger Reason

Accept calls the Accept button mechanism

Delete Call to delete button mechanism

Help calls the Help button mechanism

Options invoke Select button mechanism

Prev Call prev button mechanism

Reset mechanism to erase and reset phone status (not currently supported)

Unknown call unknown mechanism, equals type= "" (not currently supported)

Vnd. Co-type calling vendor-specific mechanisms (not currently supported)

x-*, x-* for later use (not reserved) (not currently supported)

Test6.wml

---------------

<?xml version= "1.0"?>

<! DOCTYPE WML public "-//wapforum//dtd WML 1.1//en" "http://www.wapforum.org

/dtd/wml_1.1.xml ">

<wml>

<meta http-equiv= "Cache-control" content= "max-age=0"/>

<card id= "Card0" ordered= "false" >

<do type= "Accept" label= "InputName" name= "Do1" >

<go href= "#card01"/>

</do>

<p>

Name:<input name= "UserName" title= "User name" type= "text" format= "*m" Emptyo

K= "false" Maxlength= "/>"

</p>

</card>

<card id= "CARD01" >

<p>

You name is $ (USERNAME:NOESC).

</p>

</card>

</wml>