Qt signal-slot quick start

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Hello, My company wants to decrease our dependency with Qt to the GUI part only so I am looking for a signalslot alternative

qt slot The central feature in this model is a very powerful mechanism for seamless object communication called signals and slots You can connect a signal to a slot

qt signal slot I have class A, which dynamically allocates an instance of class B when a method is called, and emits a signal which carries the instance of B