Thread: Signal parameter - needed?

website qt connect signal to slot with parameter Let's continue the discussion about Qt signals and slots We can connect a signal to a slot qt slot There are several advantages to using QObject::connect() with function pointers First, it allows the compiler to check that the signal's arguments are

qt connect signal to slot with parameter Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time Signals  You can connect as many signals as you want to a single slot, and a signal can be connected to as many slots as you need It is even possible to connect a  From Qt onwards, Qt offers two different ways to write signal-slot connections in C++: The string-based connection syntax and the functor-based

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