Re: text widget performance

[Francois Chenais <francois chenais net>]

On Fri, 17 May 2002 16:34:50 +0300 (EAT)
Paul Mugabi <paulm pop eahd or ug> wrote:

> Hi,
> Try doing a text->freeze() before doing the insert and then a text->thaw()
> afterwards.
Not better! The socket task have the highest priority and the GUI freeze :-|

        ggrrrrrr !

        François   


> Paul Mugabi
> Computer Frontiers
>
> On Thu, 16 May 2002, Francois Chenais wrote:
>
> > Hello,
> >
> >     I'm build a GTK-- GUI for a log server.
> >     I uses Gtk::Text widget to print logs that come from the server.
> >
> >
> >     Basic solution
> >     ----------------------------------------------------------------------
> >     In my main program, I set a callback to read new datas received
> >     on my socket :
> >
> >             gdk_input_add (sock, GDK_INPUT_READ, netInputCallback, data);
> >
> >     and the netInputCallback does
> >
> >             text->insert(dataRed)
> >
> >
> >     But I have a lake of performance when I receive many logs.
> >
> >
> >     (not) Improved solution
> >     ----------------------------------------------------------------------
> >     To improve the performances, I canged netInputCallback introducing
> >     a buffer and a timer.
> >
> >     netInputCallback does
> >
> >             _buffer+=datared
> >
> >     I create a timer like this
> >
> >             SigC::Slot0<gint> my_slot = bind(slot(this, flushText), 0);
> >             _connection = Gtk::Main::timeout.connect(my_slot, 500);
> >
> >     where flushText does
> >
> >             text->insert(_buffer)
> >             _buffer=""
> >
> >     But it doesn't improve anything, the GUI is frozen while receiving datas :-|
> >
> >
> >     Is there any GTK's way to do this ?
> >
> >
> >             Thanks a lot
> >
> >             François
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