Python and PyQt: Building a GUI Desktop Calculator

SignalSlot — wiki A simple implementation of the SignalSlot pattern I originally uploaded this to ASPN's python cookbook in 2005 To use, simply create a

# the QString argument then this code will run under Python v2 and v3 valueChanged = pyqtSignal(

python slot machine Each PyQt widget, which is derived from QObject class, is designed to emit 'signal' in response to one or more events The signal on its own does not perform

python slot The example below uses the well known clicked signal from a QPushButton The connect method has a non python-friendly syntax It is necessary to