KDE 4 namespaces

Aaron J. Seigo aseigo at kde.org
Mon May 9 21:02:16 BST 2005

On Monday 09 May 2005 02:55, David Faure wrote:
> How about a half-way solution?


> * kdecore and kdeui are sort of extensions to Qt, they can very well follow
> the same naming rules, i.e. keep the current KFoo and KBar there without
> namespaces. (this basically removes Core, UI, Network and IPC from the
> initial proposal).
> * but for libs "above" those (KIO, KParts, KABC, etc.), we would use
> namespaces. We already mostly do, except for half of KIO.
> On the other hand, a KIO-namespaced class can't move to kdecore later (like
> KSycoca did), so we have to make sure to get it right from the start.
> Let's see what this would look like:
> KArchive -> KIO::Archive, KDirLister -> KIO::DirLister, KMimeType ->
> KIO::MimeType. Why not? With typedefs to ease the porting, only
> signals/slots need to be fixed, and I don't think anyone passes any of
> those in a signal :)

i think this is a straightforward solution that puts as little burdon on 
people porting applications from KDE3 to KDE4 while granting the 
'second-level' libs which already tend to use namespaces (e.g. KIO and 
KParts) the benefits they would reap from consistent use of namespaces.

Aaron J. Seigo
GPG Fingerprint: 8B8B 2209 0C6F 7C47 B1EA  EE75 D6B7 2EB1 A7F1 DB43
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