[Lazarus] Ann: Qt/Mac Cocoa Port Alpha Released
graemeg.lists at gmail.com
Tue Mar 4 08:58:51 CET 2008
On Mon, 3 Mar 2008, Inoussa OUEDRAOGO wrote:
> 2008/3/3, Michael Van Canneyt <michael at freepascal.org>:
> > On Mon, 3 Mar 2008, Ales Katona wrote:
> > > If you make a "class of something" published, it will compile, but the
> > > property won't show in the OI. I'm not sure if it's supposed to work so
> > > I'm asking here.. Vincent also mentioned "TTypeKind support tkClass" :)
> > >
> > > So.. should it be possible to use "class of " as published properties in
> > > the OI?
> > No, because you cannot enter a value anyway.
> > How will you resolve a text to a class pointer ?
> If the class is registered ( using RegisterClass() ), it can be found
> with FindClass().
> <code unit="classes">
> procedure RegisterClass(AClass: TPersistentClass);
> function FindClass(const AClassName: string): TPersistentClass;
You will find that this is almost never used. None of the classes in the
FCL/LCL is registered. They need not be registered, only exceptional cases
must be registered using this callback. That rather limits the use IMHO ?
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