Passing extra arguments to Qt slots

Qt Signal & Slot implementation is deterministic, but it's using QVariant to box and then unbox values, so there is definitely a performance

Il est possible de créer ses propres signaux et slots Pour déclarer un signal personnalisé, on utilise le mot clé signals dans la déclaration de la classe et

qt signal slot example In Qt, we have an alternative to the callback technique: We use signals and slots A signal is emitted when a particular event occurs Qt's widgets have many

qt connect signal to slot Abstract: A fundamental property of the Qt framework is the so called signals and slot