🚀 go-pugleaf

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Greg,
my ZoomIcon class source is attached. Thanks for your attention to the problem.
Bill.

Greg Hamer wrote:

> The elements in an inspectors drop-down list are not instantiated until needed. No
> point in making the designer slower than it already is.  Whether it is a bug in
> JBuilder or something in your ZoomIcon class reamins to be seen; it is certainly a
> JBuilder bug that you can't  determine what the problem is. The simplest
> explanation for the behaviour  you describe would be if the ZoomIcon class was not
> public, or its constructor was not public. Can't think of any other explanations,
> but if you could send me the class, I would be happy to figure out what is going
> wrong.
>
> Bill Winspur wrote:
>
> > Thanks Greg,
> > I assigned the logging to to stderr. Unfortunately, the inspector's process of
> > ignoring assignment of a property from a property editor's drop down did not
> > produce any errors.
> >
> > However, I have since verified that my Icon works when assigned to the
> > JButton.icon property, by creating the button using  'Jbutton(Icon)'
> > constructor.  I just added the icon argument to the constuctor invocation
> > generated by the IDE to do this. Interesting results from this experiment are:
> >
> > 1. inspector does not display the assignment of the icon to the button
> > 2. the icon is not drawn at design time
> > 3. the button IS drawn properly with its Icon at run time.
> >
> > So, I now have a work around for the problem of not being able to assign the
> > icons in the inspector, but it is ugly. WYS is not WYG and I now dont trust the
> > IDE to know when a property assginment is invalid. I've had this problem
> > before, and found a similar work around. I would still like to know if the
> > problem of not being able to assign a selection from a property editor's drop
> > down list is:
> >
> > a) a bug in the IDE
> > b) a compatibility conflict with the assigned element that the IDE finds by
> > reflection at assignment time and simply does not publish. If so...
> > . . . Why is it not detected before the element gets into the propEd's drop
> > down ?
> > . . . Is there something I can do to prevent the conflict and get WYSIWYG back
> > for my layout ?
> > . . . What problems could I encounter by having circumvented the IDE's
> > (postulated) compatibility checks ?
> >
> > Even when wysiwyg is not an issue, i.e. when assigning properties with no
> > visual consequences, this silent rejection of apparently valid property
> > assignments is a pain. Under the JBuilder IDE, it  disrupts the process of
> > developing easily wired components for distribution/sale. Properties cannot be
> > wired up in the JBuilder IDE, but can be wired up by programmatic techniques.
> > I'm going to check this out in Symantec Cafe next week. Maybe I'll get
> > diagnostics if the problem is mine.
> >
> > I'm using JB2.
> >
> > Greg Hamer wrote:
> >
> > > If you turn on logging for JBuilder, you may see some stack traces for your
> > > problem.
> > > To turn on logging, edit lib\jbuilder.properties while JBuilder is not
> > > running .
> > > Near the top of the file, change the line
> > > jbuilder.logOutput=nul
> > > to point to a file.
> > > In JBuilder3, some design time problems write messages to the message view.
> > >
> > > Bill Winspur wrote:
> > >
> > > > I'm attempting to set the icon property of a JButton in the inspector.
> > > > I've created class ZoomIcon, which extends Object and implements Icon. A
> > > > ZoomIcon instance draws a plus sign or a minus sign when its paintIcon
> > > > method is invoked (intended to save a couple of gif downloads).
> > > >
> > > > In a test JFrame, having only the single JButton on it, I create an
> > > > instance of ZoomIcon by:
> > > >
> > > > Icon plusSign = new ZoomIcon(ZoomIcon.PlusSign);
> > > >
> > > > In its drop down menu, the 'icon' property editor of the JButton's
> > > > inspector shows plusSign, BUT .... when I select plus sign from the drop
> > > > down,  the inspector flickers and fails to assign it to the property.
> > > >
> > > > 1. Given that the property editor accepted the ZoomIcon, which IDE
> > > > component subsequently rejected it ?
> > > >
> > > > 2. Is there a diagrnostic/logging trace that would show why the property
> > > > was rejected ?
> > > >
> > > > 3 What conditions can cause reject of a property assignment from the
> > > > drop down list.?
> > > >
> > > > I've pored over the archives to no avail, except that a similar problem
> > > > has been reported before <34F1CA3B.91027487@csi.com>, but there is no
> > > > resolution of it in the archive.
> > > >
> > > > Thanks in advance for any help you can give.

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