Behavioral Design Patterns in C++ - DialogBox - II

The video tutorial covers the implementation of a widget system with an ID attribute for identification, adding names to a list box, handling button click events, and managing interactions between components. It discusses the use of a command interface for event handling and the challenges of registering multiple receivers in a radio group. The tutorial concludes with a plan to use the implemented classes in the main function in the next lecture.

What is the purpose of the function added to set the list box pointer?

What behavior should be implemented in the radio group regarding item selection?