Behavioral Design Patterns in C++ - DialogBox - III

The lecture discusses the interaction of widget classes, highlighting issues like circular dependencies and tight coupling. It introduces a display function to show control information and addresses the problem of reusability due to tight coupling. The solution proposed is using the mediator pattern, which will be elaborated in the next lecture.

Describe the interaction between the different classes as shown in the class diagram.

What is the significance of using a mediator in the context of widget classes?