[News.eclipse.technology.gmf] Re: two figure for a connection + Source E

["Angelo Marguglio" <angelo.marguglio@xxxxxxxxx>]

Thanks for the replay, but I don't find an explicit description about the  
use of the "disallow cursor" (in another thread I didn't have this answer)
BYE


In data Fri, 28 Jul 2006 19:15:02 +0200, Radek Dvorak  
<radek.dvorak@xxxxxxxxxxx> ha scritto:

> Hi Angelo,
>
> There is a couple of reasons why it is not working as you expect.
> First, in case that a link mapping uses 'sourceFeature', incorrect
> context is used for the source end (derived from the containmentFeature)  
> in
> the generated code.
> This has been fixed as  
> https://bugs.eclipse.org/bugs/show_bug.cgi?id=148818
> and
> will arrive in 1.0.1 soon. You can check GMF downloads page for  
> maintenance
> builds containing
> the fix.
> With this fix your models allow only links creation started from the  
> Square
> source and
> targeted to Circle. Those source ends which do not satisfy the source
> constraint prevent the connection
> from starting but disallow cursor is not shown while internally, the
> constraint evaluates correctly.
> I guess, the problem of the 'disallow cursor' was described earlier in  
> this
> newgroup.
>
> Regards,
> /Radek
>
>
> "Angelo Marguglio" <angelo.marguglio@xxxxxxxxx> wrote in message
> news:op.tdeb9wttzq4ppf@xxxxxxxxxxxxxxxxxxxxx
> In the attachment I've put the whole model that I use for this example.
> With both the constraints I can't make any kind of link.
> BYE
>
> In data Fri, 28 Jul 2006 12:54:58 +0200, Radek Dvorak
> <radek.dvorak@xxxxxxxxxxx> ha scritto:
>
> > Hi Angelo,
> >
> > Could you please post your 'sourceEnd constraint' and LinkMapping
> > settings?
> > From the description so far it is difficult to say what could be the
> > problem.
> >
> > Regards,
> > /Radek
> >
> > "Angelo Marguglio" <angelo.marguglio@xxxxxxxxx> wrote in message
> > news:op.tdd269olzq4ppf@xxxxxxxxxxxxxxxxxxxxx
> > The cursor is only an aspect of this problem. I make an example: In a
> > shape-like diagram I have two kinds of node, a circle and a square. I
> > want
> > create only connections from circles to squares. When I try to make a
> > connection outcoming from a square, I can start the creation but I can't
> > complete it. I'd like to disable this incomplete creation.
> >
> > Thanks in advance
> >
> >
> > In data Thu, 27 Jul 2006 17:34:18 +0200, Radek Dvorak
> > <radek.dvorak@xxxxxxxxxxx> ha scritto:
> >
> > > Hi Angelo,
> > >
> > > Concerning the "Source End Constraint", is it only a problem of
> > > incorrect
> > > cursor or
> > > is creation of the undesirable connection allowed?
> > >
> > > Regards,
> > > /Radek
> > >
> > > "Angelo Marguglio" <angelo.marguglio@xxxxxxxxx> wrote in message
> > > news:op.tdcoygdbzq4ppf@xxxxxxxxxxxxxxxxxxxxx
> > > Hi all!
> > > I''m developing a diagram in which I'd like to connect two node by a
> > > connection. I can specify the kind of this connection using an
> > > enumeration
> > > and every kind has an own figure.
> > > In the .gmfmap I have three "Link Mapping" in which I set the kind of
> > > the
> > > connection by a "Feature Seq Initializer". In the generated diagram
> > > there
> > > are three EditPart, one for each link mapping, with an own inner  
> > > figure.
> > > In runtime I have a problem. When I try to create a new connection, two
> > > links are displayed.
> > > I read a thread about a similar problem, but I didn't find a solution
> > > for
> > > this problem.
> > >
> > > I have also a second problem: in my editor the "Source End Constraint"
> > > doesn0t work fine. I'd like to show the disallow cursor when the mouse
> > > is
> > > over a node that I can't connect (as a source).



--
Angelo Marguglio

reply to: angelo.marguglio[at]libero.it