Hello,Dave, thank you very much for helping me, I am so sorry for replying
later, I did the hardware of my project in these days.
According to your hints, I changed my code, but when I click the start
button, the program is dead, no any response. The following is my code.
import sys
from PyQt4
Hi Harry,
Sorry, I think you misunderstood me. When I said you might be able to
use a loop that didn't return I meant you could use it with a
QTimer...BUT I had time to try this and it doesn't work. Before I give
you more hints I'll say it again, research the Qt Event Loop, but at
this point this
Hi, Dave, thank you very much for helping me. I am a newcomer to pyqt4, so
maybe my questions are low-level.Thanks again. If the function does not
have returns, can the button connect the function? The newtime function
realizes a loop to change the time every 1s, there is no return. I want to
The way a timer works, especially the singleShot you are using, is that
once it is time to act it calls the function pointer you've provided.
You *must* provide a callable. Every tick of the timer is just calling
that callable with no parameters. You could provide a function pointer
to a