Re: [Texmacs-dev] caching of menus in qt

[Gubinelli Massimiliano]

Unfortunately, I've just discovered that the patch does not work in  
Linux. (submenus are not shown).
I will temporarily remove it from svn.


On 15 oct. 09, at 12:46, Joris van der Hoeven wrote:

> On Thu, Oct 15, 2009 at 11:56:05AM +0200, Gubinelli Massimiliano  
> wrote:
> > I've just commited a patch to reenable caching of menus on the Qt
> > port. It works fine on my mac. Now all the top level menus (main menu
> > and toolbars) created by TeXmacs are cached. This should reduce the
> > load on Qt (before menus where recreated each time , eg. when  
> > changing
> > from math to text mode).
>
> Cool, no apparent bugs under Snow Leopard. I did notice that
> the menus still disappear when a dialogue windows pops up.
> I think that this bug was present before though.
>
> > It would be nice to have some measurements to check if the Qt port is
> > leaking memory or not. (marshalling between Qt's memory management
> > policy and TeXmacs' is a delicate matter.
>
> We will need a valgrind expert for that.
>
> Talking performance, we do have to solve the display interrupt issue  
> though.
> Can we recursively handle events during the repaint phase.
> In that case, I can probably do something. Otherwise, I will need  
> ideas.

I'm still investigating possible solutions. I've not clear ideas. A  
clear way to do it is to interrupt redrawing at regular times and  
return to main loop.

max


> I still have some problems with the keyboard from time to time.
> At a certain point C-x prompts me for a Scheme command,
> when I wanted to do C-x C-c. After a fresh restart, C-x C-c worked  
> fine...
>
> Best wishes, --Joris
>
>
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