signal and slot: Integrating C++ with QML | ICS. New Signal Slot Syntax. Qt Signals And Slots - Programming Examples.
The signal/
slot mechanism has the following features. ... When a signal is emitted then any arguments are converted to C++ types if possible.
Both examples achieve the same result of connecting the dataReady signal to the onDataReady
slot, demonstrating two different approaches to
signal-slot connections in Qt.