Connect signal to function with arguments

Thread: PyQt Signal and Slot Problem pyqt signal slot The new style is connect Share Share How to connect the selectionChanged signal with pyqt? 3 · Run function pyqt signal slot Define signals and slots In PyQt5, we use the pyqtsignal class to define signals This signal can only be defined in a subclass of QObject and must be defined

romax slot png The following example uses the PyQt_PyObject value declaration with an old-style signal-slot connection, and again when the signal is emitted,