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__NOTOC__
 
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=Inheritance=
 
=Inheritance=

Revision as of 20:52, 18 November 2009

File:More work needed.gif



Inheritance

Nokia.Widget
|- Nokia.Scroll

1 - Description

The Scroll component is used as a visual feedback to indicate the existence of more content beyond the screen.


2 - Visual Design

Scroll02.png Scroll04.png

 

3 - Component Dependencies

3.1 CSS

<!-- Themeroller CSS -->
<link rel="stylesheet" href="themes/themeroller/<theme>/Themeroller.css" type="text/css" media="screen">
<!-- Specific Theme/Resolution CSS -->
<link rel="stylesheet" href="/themes/nokia/ext-theme/<theme>/<resolution>/custom.css" type="text/css" media="screen">

3.2 Javascript

<!-- jQuery file -->
<script src="/lib/jquery/jQuery.js" type="text/javascript" charset="utf-8"></script>
<!-- Guarana file -->
<script src="/lib/Guarana.js" type="text/javascript" charset="utf-8"></script>


4 - Functional Specifications/Requirements

4.1 - Options:

  • scrollBar: boolean
    • Defines whether a traditional scrollbar is used by the component.
  • showArrows: boolean
    • Defines whether arrows are used by the component.
  • bottomImage: boolean
    • Defines whether the bottom image indication is used.
  • duration: boolean
    • Defines the duration of scroll activity.
  • increase
    • Defines the increase of scroll activity. This option is used in scroll speed calculation.


4.2 - Events - Callbacks

  • create: function()
    • Scope: [this.element]
  • scroll: function()
    • Scope: [this.element]


4.3 - Methods:

  • scroll: function(direction, callback)
    • Apply scroll on a specific direction
    • Return nothing

4.4 - Default options

  • increase: 100,
  • duration: 200,
  • scrollBar: true,
  • showArrows: false,
  • bottomImage: true


5 - Component Demo

5.1 HTML

<empty> 

5.2 Javascript

var scroll = new Nokia.Scroll({
     scrollBar: true,
     showArrows: false,
     increase: 250,
     create: function() { 
          //alert('Scroll: Created'); 
     },
     scroll: function() {
          //alert('Scroll: Scroll'); 
     }
}); 


6 - Nokia WRT Browser Compatibility

 

▴   S60 3.1 S60 3.2 S60 5.0
Scroll YES  YES  YES 

 

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