Qt signal is ten times slower than a virtual function

Cross-Platform Development with Qt 6 and Modern C++: Design and qt signal and slot Since Qt uses a mechanism called signals and slots, it makes the callback function weakly coupled to the event Also, we usually use the terms signal and slot qt slot signal Does your code ever return to the Qt event loop? Thank you for the answer but I don´t understand you I put the breakpoint in the emit line, and

qt connect signal slot This article explores how Qt implements and manages signals and slots across different operating systems and compares this with the message-