>Sure; but the Fl::lock() is a mutex, so you must only take it immediately
>before you want to modify the widgets, and you release it as soon as possible.
>You never hold the lock for any longer than is necessary, and you do nothing
>but fltk GUI operations within the lock, so there should be no
> In my first app I used Fl::lock, but when the app is growing I have to
> be careful not to create deadlocks, as threads can communicate with
> each other.
Sure; but the Fl::lock() is a mutex, so you must only take it immediately
before you want to modify the widgets, and you release it as soon
Me:
> > The question: what is the correct way to fire a graphics update from
> a thread ?
Albrecht:
> Others will probably chime in and tell you more about programming with
> threads and FLTK.
Ian:
> Ah... That quite possibly means me then...
:-)
> Firstly, a caveat: Rendering to the display dev
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