Benjamin Meyer ben at meyerhome.net
Wed Oct 11 21:42:35 BST 2006

On Wednesday 11 October 2006 10:03 pm, Benjamin Meyer wrote:
> On Tuesday 26 September 2006 3:36 pm, David Faure wrote:
> > SVN commit 588613 by dfaure:
> >
> > KDirModel, a directory model for KIO-based directory listings.
> >  Handles files being created, modified and deleted at runtime.
> >  With unit tests and a gui test program (which creates QListViews and a
> > QTreeView to test it) The model has been tested with 10000 subdirs and
> > the branch opens as fast as it did in kde3 times.
> I like how you have canFetchMore only return true if it is a dir and 0
> count. I have a flag in my own model, but like you said in the comment, the
> common case is not an empty directory.   Worst case would be a directory
> that is empty that is viewed in a tree and the user constantly is opening
> and closing it.  Hmmm unless someone did
> while(canFetchMore(parent))
> 	fetchMore(parent);
> One thing is that there is already a list of dirs that is being watched by
> the kdirlister.  If there was a function to determine if a directory has
> already been added to that canFetchMore could return false and you wouldn't
> need to have a bool populated flag.
> -Benjamin Meyer

Saving a few bytes is nothing compared to the list of QUrl's in kdirlister: 
KUrl::List lstDirs which repeats a whole lot of data.

Another reason why we need a good memory propfiling tool.

-Benjamin Meyer

aka icefox
Public Key: http://www.icefox.net/public_key.asc
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