QtC++ - Lesson 024 Signals and Slot in Qt5

website qt connect signal to slot with parameter connect(_a,SIGNAL(someSignal),_b,SLOT(someslot parameter type specifier in someSignal() because if you write it as qtech slot As koan suggests the best approach is to use another slot with a QString argument and then call the slot you actually want Share

qt connect signal to slot with parameter QObjects gained a new way to connect between signals and slots in newer versions of Qt Let's review how to get the most of that feature   Crikey! :-) arguments in the slot are all default arguments assert The slot requires more arguments than the signal provides put it in a function  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

Share

Share

Link

Turn off sharing Copy link

See all details