Overview of the Siebel Open UI Development Architecture
Siebel Open UI uses objects to deploy each element that it displays in the client. You can customize each of these objects. You can customize each object separately. Each object resides in a layer that implements a particular area of customization. For example, you can customize each of the following items:
Application
Screen
View
Applet
Applet Control
Menu
Application menu
Applet menu
Toolbar
Application toolbar
Navigation object
Tabs at different levels
Visibility menu
Predefined Query (PDQ) menu