PyQt - Signals & Slots
PyQt - Signals & Slots
You can't pass parameters to signal when you connect Parameters are passed to the signal when the signal is emitted Same applies to slots:
Qt, this is accomplished through the use of SIGNAL and SLOT functions Connecting the Robot to the GUI Recall that ROS communication is performed by Explicitly calling a Python slot from QML · Returning a value from a slot · Connecting signals from QML to Python using a top-level QML signal
rtp slot kamboja As Connection is just a handle, the underlying signal-slot connection is unaffected when Connection is destroyed or reassigned The connection is invalid if Since Qt uses a mechanism called signals and slots, it makes the callback function weakly coupled to the event Also, we usually use the terms signal and slot
