Understanding Qt's Event Loop and SignalsSlots

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

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signal slot 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

signal slot qt 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