boost-signals – Tarik Billa

Can Qt signals return a value?

April 2, 2023 by Tarik

OK. So, I did a little more investigating. Seems this is possible. I was able to emit a signal, and receive value from the slot the signal was connected to. But, the problem was that it only returned the last return value from the multiple connected slots: Here’s a simple class definition (main.cpp): #include <QObject> … Read more

Complete example using Boost::Signals for C++ Eventing

March 10, 2023 by Tarik

The code below is a minimal working example of what you requested. ClassA emits two signals; SigA sends (and accepts) no parameters, SigB sends an int. ClassB has two functions which will output to cout when each function is called. In the example there is one instance of ClassA (a) and two of ClassB (b … Read more

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