Getting the most of signalslot connections in Qt

In rare cases, it might be necessary to define value type arguments as pointer or reference to make signal and slot signatures compatible Therfore, use the

signal without arguments: from import QObject, pyqtSignal class Foo: # Define a new signal called 'trigger' that has no arguments

signal slot qt C++ : Qt C++: static assertion failed: Signal and slot arguments are not compatible To Access My

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