Getting Started with Qt 5: Introduction to programming Qt 5 for

Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time

It also demonstrates the usage of Timeout and the Combine function Boost, QT Boost and QT also offer signal slot functionality (see Part 1 of the article

qt connect signal to slot QT connect signal to slot 12K views · 9 years agomore Dave QT C++ GUI Tutorial 3- Qt

qt signal and slot QT library · Qt::DirectConnection