Qt/C++ - Lesson 027. Polymorphism in Qt by the example of geometric shapes in QGraphicsScene Polymorphism is one of the paradigms of OOP (Object Oriented Programming). Polymorphism implements the ability to provide base-class properties and methods, the implementation of which …

Qt/C++ - Lesson 024. Signals and Slot in Qt5 Signals and slots are used for communication between objects. The signals and slots mechanism is a central feature of Qt and probably the part that differs most from the features provided by oth…