Support for Signals and Slots — PyQt Reference Guide

Qt::UniqueConnection parameter As expected the slot is run always a single connect logger

connect(_a,SIGNAL(someSignal),_b,SLOT(someslot parameter type specifier in someSignal() because if you write it as

qt connect signal slot Connections are made between signals and slots by the programmer using some Qt macro foo The behavior associated with a received signal is

qt slot I am seeing connect() with 3 or 4 parameters It looks like the rule is that with 4 parameters, we can get the required type of the 2nd