This article provides a series of videos to assist you in creating a basic portal widget and then extending this to have more functionality.
Step 1: Create a basic widget
Following this guide to create your first basic portal widget.
Step 2: Add designer support to your widget
In this video you will learn how to add designer support to your widget so it can be configured by non technical users on your portals.
Step 3: Add dynamic data support to your widget
In this video you will learn to add dynamic data support to your widget.
Step 4: Calling external systems from the UI
In this video we will learn how to add calls to external applications in order to build composite applications.