Qt question: How do signals and slots work?

Qt question: How do signals and slots work? signal and slot 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 the signal and slot Signals and slots are the backbone of event-driven programming in Qt, offering a flexible and efficient mechanism for inter-object communication

signal and slot A signal in Qt is declared much like a member function, except that it has no local implementation

signal and slot in qt Define your own class with Qt signals and slots: To provide a class with its own signals and slots, the following applies Rules to be followed:  Check existing signalslot connections Select the emit button in the Object Browser or the Widget Inspector tool, and open the Connections tab on the right