Signals and Slots

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:

QTCreator · Pour connecter le signal Action au slot de fermeture de fenêtre, il faut choisir le 2° bouton de la barre d'outils de QT Designer · Le menu Quitter

signal and slot qt The signals and slots mechanism is fundamental to Qt programming It enables the application programmer to bind objects together without the

signal slot In signal-slot mechanism, very similar to observer pattern, you connect a signal to a slot, and when that signal is emitted, all slots are