[Installit-dev] Download wizard problems

Jannis Pohlmann info at sten-net.de
Sat Mar 18 21:51:09 CET 2006


On Sat, 18 Mar 2006 19:03:56 +0100
Benedikt Meurer <benedikt.meurer at unix-ag.uni-siegen.de> wrote:

> Jannis Pohlmann wrote:
> >>A small usability issue: The progress labels are updated too often,
> >>which looks strange and causes too much system load (for which Pango
> >>is too blame, but still...).
> > 
> > Hmmm ... all I do is updating them after a block of data (2048
> > bytes) is read. I could either read larger blocks (e.g. 8192 or
> > 16384), which might be bad idea because the UI would freezy on
> > machines with a slow modem connection, or I could only display the
> > item name / filename and remove the percent and kB progress text. 
> > 
> > What do you think?
> 
> I'd use a timer to update the displayed text (probably every
> 200ms-500ms).

Good idea. Done. CPU usage is now between 2 and 5 percent during
downloads.

- Jannis
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