[PyQt] Basic thread question
me at the-compiler.org
Fri Sep 29 10:11:23 BST 2017
On Fri, Sep 29, 2017 at 09:03:17AM +0000, Phil wrote:
> What I'd like to do is sweep the dial back and forth and to do this I can
> see that I need a thread so that I don't block the GUI. My question is,
> where do I place the thread class? If I place it in the same file after the
> MainWindow class, how do I then access the dial? I don't think the thread
> class is added to main_script.py. At the moment, I cannot see how to access
> the dial from there anyway.
You can't do any operations on GUI elements from a secondary thread.
> I know that this is not totally correct, but just say that I wanted to step
> the dial point along at a one second rate. How should I proceed?
The proper way to do this would be using a QTimer.
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