The Rich Page Editor provides an interface for the development of mobile applications. This interface comprises easily editable HTML files and can be added to the Dojo and jQuery widgets. It is commonly used for multitabbed editors, which show multiple page views of different representations of an HTML page. There are three components—Source, Design, and Split views—in Rich Page Editor with which you can view and work with your files or page.

Every view in Rich Page Editor works in conjunction with several other tools that can be used to show in the web page previews. The source view component helps you to view its interface with the source code directly. Besides this, the view contains Mobile, Palette, Outline, and Properties views as a source for user interface.

Split view shows both the interface and the source code on the same page to help you visualize your changes as you make them. You can split the view horizontally or vertically. The following screenshot shows our...