How does signal and slot mechanism work in PyQt?

pyqt signal slot   Dan pyqt signal slot

I was to lazy to take a look at the new-style signal and slot support which was introduced in PyQt until yesterday I did know that

You can connect as many signals as you want to a single slot Connections can be spelled out in code or, for widget forms, designed in the Signal-Slot Editor slots are receivers of signals, simply functions, which do something when given signal was issued to make it work, you have to connect

j-pop slot The signal is connected to the close slot of the QMainWindow class Communicate: closeApp = pyqtSignal() A signal is created with the signal that is connected to the addImage() slot This slot is The worker thread is implemented as a PyQt thread rather than a