Re: speeding up GtkTreeView?
- From: Joop Stakenborg <pa3aba xs4all nl>
- To: Brett Nash <nash nash nu>
- Cc: GTK App Development list <gtk-app-devel-list gnome org>
- Subject: Re: speeding up GtkTreeView?
- Date: 12 Feb 2003 19:12:52 +0100
Op di 11-02-2003, om 21:21 schreef Brett Nash:
How do I improve the speed of GtkTreeView?
Lacking freeze or thaw, I found a neat way was to create a second model
for the treeview, then switch the model to dummy one while loading, then
switch back once you are finished. I haven't benchmarked this in my app
as currently my parsers speed is the main limitation.
I like the idea.
So I could load a partial dataset and display it. In the meantime the
rest of the data is loaded in the background and displayed when it's
ready....
Another annoying thing I noticed: doing massive updates to a treeview is
really slow. I am using a 8 column display with 1200 rows. In my
application I delete a row and update the first column of all the rows.
The update takes about 1 second on a 1.4 GHz Athlon. In the meantime the
gui is totally blocked.
Regards,
nash
Thanks for sharing your ideas.
Regards,
Joop
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