Problem with signalslot carrying pointer - qt

Passing extra arguments to Qt slots qt slot In this video, you will learn about communicating between two threads using Qt signals and qt slot signal Qt offers two different ways to write signal-slot connections in C++: The string-based connection syntax and the functor-based connection syntax

qt signal slot slot communication can be very fast When using a direct connection, the slot is invoked directly when the signal is emitted Qt does auto