Qt5 Tutorial Signals and Slots - 2020

The slot can ignore any or all of these arguments The only A class which emits a signal does not need to know which slots receive the signal

Signals and slots can take any number of arguments of any type It is possible to connect as many signals as you want to a single slot, and a signal can be

signal and slot arguments are not compatible SignalType::Arguments, typename SlotType::Arguments>::value), 501, Signal and slot arguments are not compatible ); 502, Q_STATIC_ASSERT_X((QtPrivate

signal and slot The slot can ignore any or all of these arguments The only A class which emits a signal does not need to know which slots receive the signal