Getting the most of signalslot connections in Qt

How to Use Signals and Slots in Two Classes in Qt Creator signal and slot Signals and slots are loosely coupled: A class which emits a signal neither knows nor cares which slots receive the signal Qt's signals and slots mechanism signal and slot 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 qt Check existing signalslot connections Select the emit button in the Object Browser or the Widget Inspector tool, and open the Connections tab on the right