Performance comparison of the Qt Signals and Slots mechanism

Understanding the mechanism of signals and slots signal and slot SignalSlot is a pattern that allows loose coupling various components of a software without having to introduce boilerplate code Loose coupling of components signal and slot in qt This video will help you to understand how to use the Qt 6 Signals and Slots with C++ It will

signal and slot arguments are not compatible Signals and slots are loosely coupled: A class which emits a signal neither knows nor cares which slots receive the signal Qt's signals and slots mechanism