Re: redesign of GUI event handling

[Daniel J Sebald]

On 09/18/2012 06:02 AM, Jacob Dawid wrote:
>     If you'd like to get rid of some more dynamic_casts, I've put a
>     patch here that uses slots and signals instead when possible:
>
>     https://savannah.gnu.org/__patch/index.php?7849
>     <https://savannah.gnu.org/patch/index.php?7849>
>
>     Dan
>
>
> I didn't use signals and slots because they are dependent on Qt. The
> long term goal was to make an operational layer to the octave
> interpreter for other multithreaded applications that do not rely on Qt,
> too. That's why I used the observer pattern instead of signals and slots.

The patch is for GUI items signals and slots, i.e., the file editor tab 
being notified directly by the _main_window using a signal rather than 
having to go through the file editor which then distributes the 
notification to the file tabs.  Saves a small hunk of code.

Dan