Signals and Slots

The library defines several user-event signals on various widgets, and it is easy and convenient to add signals and slots to widget classes to communicate

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 Signals

signal and slot in qt Basic ConceptsPermalink Signals and slots are used for communication between objects Signals are emitted by objects when they change their state in a way that

signal slot Signals and Slots · loose coupling: The key advantage of the signals and slots is that the caller does not have to know anything about the receiver and vice