PyQt - Signals & Slots
PyQt - Signals & Slots
To make a connectionn, press the left mouse button and drag the cursor towards the object you want to connect it to As you do this, a line will extend from the
Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time Debugging Qt's signal-slot connections What do you do if you Check to make sure that the connect code, the emit code, and the slot code is reached
91製片 Every QObject class may have as many signals of slots as you want · You can emit signal only from that class, where signal is · You can connect SLOT() macros allow Python to interface with Qt signal and slot delivery mechanisms This is the old way of using signals and slots The example
