[Mono-winforms-list] PropertyGrid bugs
Ivan N. Zlatev
contact at i-nz.net
Mon Feb 18 20:07:40 EST 2008
Can you please explicitly sign off all your test code under the MIT
license so I commit it to SVN.
If you add the following line as a reply to the bugs where you have
code and also as a reply to this e-mail and the list it should be
Signed off under the MIT/X11 license by Your Name <your at email>
On Feb 18, 2008 11:09 PM, Ivan N. Zlatev <contact at i-nz.net> wrote:
> On Feb 18, 2008 11:07 AM, Andy Hume <andyhume32 at yahoo.co.uk> wrote:
> > Hi Ivan
> > I'm just rebuilding so that I can re-check the CultureInfo selection
> > issue, I had r95958 on both platforms but saw the problem. However
> > after a rebuild on Linux it is fixed, so something must have gone wonky
> > in my build. I'm rebuilding on Win32, so I'll be able to retest there
> > after cygwin's managed to do its work...
> > I've added some unit-tests to bugzilla of the
> > PropertyDescriptor.Converter property. That seems to work with
> > attributes applied to properties, but PG itself doesn't seem to respect
> > such attributes. Does it do its own lookups?
> No it doesn't, but you might be hitting a bug related to #324472 -
> "Attribute.GetCustomAttributes doesn't get inherited attributes for
> properties" (https://bugzilla.novell.com/show_bug.cgi?id=324472)
> > I also did some
> > unit-tests of CharConverter but Gert beat me to it, and uncovered and
> > fixed the only issue I found (NRE when null passed in).
> Kudos to Gert and my bad I didn't review my changes better.
> > On the "property tab support". I haven't managed to get MSFT to display
> > an events tab. I presume one has to do stuff with
> > System.Windows.Forms.Design.EventsTab to get it to appear.
> You would need to have the PropertyGrid Sited (.Site = ...) to an
> ISite that provides an IEventBindingService, because that would be how
> the EventsTab will use to feed the propertygrid with events as
> > What did you mean by
> > >> * Implement TypeDescriptor Associations and Providers.
> This will be a biggie. Basically Associations are where you associate
> a component with others, so that the associated components are used
> instead of the original component or something along the lines.
> Providers are a way to modify the metadata provided by a component
> because instead of asking the component directly of its e.g properties
> the provider is being asked. This indirectly related to the ability of
> the PG to handle extended metadata (PG uses TypeDescriptor).
> > get_Property is called twice for each item when
> > opening a drop-down, etc) but I'll re-check against the new build before
> > I log them.
> > Things are improving greatly!
> The get_Property one is not a bug. It's an implementation detail,
> which doesn't make a difference behavior-wise and one shouldn't rely
> on the number of time get_Property gets called. I do not think MS can
> guarantee you that either. Conclusion: not a bug, could be regarded as
> a future optimization though. Optimizing the GridEntry class with some
> caching is on the todo list.
> BTW, you might want to consider subscribing to the mono-winforms list
> at http://lists.ximian.com/mailman/listinfo/mono-winforms-list . :)
> Ivan N. Zlatev
> Web: http://www.i-nZ.net
> "It's all some kind of whacked out conspiracy."
Ivan N. Zlatev
"It's all some kind of whacked out conspiracy."
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