PyQT SignalsSlots calls break ()

PySide adopt PyQt's new signal and slot syntax as-is The PySide implementation is functionally compatible with the PyQt one, with the exceptions listed

PyQT SignalsSlots calls break () Widgets used to build the GUI interface act as the source of such events Each PyQt widget, which is derived from QObject class, is designed to emit 'signal' in

PySide adopt PyQt's new signal and slot syntax as-is The PySide implementation is functionally compatible with the PyQt one, with the exceptions listed

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

Slots are built-in PyQt or Python routines tied to an event and run whenever a signal is received We must connect() to some callable method—in this case

pyqt signal slot signalslot mechanism As you say, in the direct or blocking case, there's no concern with object lifetime To test this, I modified Ilya's

Define a custom slot function custom_slot() that receives and prints the value sent by the signal In the main() function, we create the PyQt