O'Reilly logo

Real World XML by Steven Holzner

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

The <prev> Element

To add a <do> element that lets you move backward to card 2, I use the WML <prev> element like this:

Listing . ch20_12.wml
 
<?xml version="1.0"?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 2.0//EN"
    "http://www.wapforum.org/dtd/wml20.dtd" >
 <wml>
    <card id="Card1" title="Multiple Cards">
        <p align="center"><b>Multiple Cards</b></p>
        <do type="accept" label="Go to Card 2">
            <go href="#Card2"/>
        </do>
    </card>
    <card id="Card2" title="Card 2">
        <p>
            This is card 2.
        </p>
        <do type="prev" label="Back">
					<prev/>
					</do>
    </card>
</wml>

That's all it takes. Now a <do> element appears in card 2 that lets you move backward, as you can see in Figure 20-11. When the user clicks this <do> element, the browser navigates back to the previous card. It's ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required