DOM::Node extension

[Deschildre Nicolas]

On Sat, 2003-04-12 at 03:36, Peter Kelly wrote:
> On Fri, 11 Apr 2003, Josef Weidendorfer wrote:
> 
> > On Saturday 12 April 2003 15:36, Deschildre Nicolas wrote:
> > > hi!
> > > I'm currently working on the kafkapart (the WYSIWYG editor) for Quanta
> > > and i would like to submit you a change in khtml: In the kafkapart,
> > > extra information is needed for each DOM::Node to handle the events, and
> > > when an event is raised, the only way i have to get theses extra
> > > informations is to look the quanta node(where the extra infos are
> > > stored) one after one to see if it is the corresponding quanta node.
> > > [...]
> > > Any comments?
> > 
> > Hi!
> > 
> > I can't decide this, but some comments...
> > If you add a pointer to DOM::Node, make it a QGuardedPtr to never ever get any 
> > dangling pointers.
> > 
> > > I can do and commit this, but first, isn't there one simpler way to do
> > > this that i've missed?
> > 
> > Use a hash table (QPtrDict<QuantaNode>) for the lookup of the quanta node 
> > instead a linear search.
> 
> This is the best method IMHO, and this is how the ECMAScript bindings 
> handle the same situation (they maintain a separate set of objects 
> corresponding to DOM nodes). Have a look at the ScriptInterpreter class 
> and methods like KJS::getDOMNode() in khtml/ecma to see how to do this.

Thanks very much for the tip, i'll try with it and see if it is fast
enough.
++
Nicolas

> 
> > 
> > Josef
> > 
> > 
> > > ++
> > > Nicolas
> > >
> > > _____________________________________________________________________
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> > 
> 
> -- 
> Peter Kelly
> pmk at kde.org
> 
> _____________________________________________________________________
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