Passing extra arguments to Qt slots

Passing extra arguments to Qt slots signal and slot qt Qt 5 C++ signal and slot qt slot needs to perform the intended result of the signal This is a powerful way to extend or modify the built-in signals provided by Qt

signal and slot qt Or is it that just another name because QT has it in every QObject ? (Sorry, I stopped reading your Link at The Meta Object Compiler where too

signal slot qt Qt already provides signals and slots for its classes, which you can use in your application For example, QPushButton has a signal clicked() , which will be Below are some suggestions for troubleshooting signals and slots in the Qt C++ library 1 Check for compiler warnings about non-existent