[Newbies] Invisible Connectors

[Nicola Mingotti]

Hi Chris,

Using Connectors release 5.2, for Squeak 5.2, that solved it.

thank you

n.




On 7/11/19 6:02 PM, Chris Cunningham wrote:
> Hi.
>
> I just tried your methods and see that it works in my image.  Rooting 
> around, I see that I made a change to NCLineMorph to comment out a 
> check for balloonCanvas or postscritpCanvas, and instead just claim 
> the canvas isn't one of those.  With this change, I can see the 
> connector; without, I cannot.
>
> I haven't figured out why this change is needed, and so haven't pushed 
> it into the main repository.  I have attached a changeset with just 
> this change that should (I hope) make it work for you.
>
> Thanks,
> cbc
>
> On Thu, Jul 11, 2019 at 3:25 AM Nicola Mingotti <nmingotti at gmail.com 
> <mailto:nmingotti at gmail.com>> wrote:
>
>     Hi,
>
>     I am just starting with Squeak, it is something completely
>     different from all other programming languages/environments I saw
>     before. Very interesting.
>
>     I am using Squeak 5.2 for Linux (under FreeBSD-12 Linux
>     compatibility layer), it works.
>
>     Coming to the question. I found this package called Connectors. I
>     tried to connect some Morphs with "Curvy Arrow" and it all works
>     fine, clicking on the GUI. But, if I try make a connector from the
>     Workspace I can't see the line and I don't understand well what
>     happens.
>
>     For example, If i run this code
>     ----- https://wiki.squeak.org/squeak/1773 -----
>
>     green := Morph new color: Color green;         position: 100 at 200;
>     openInWorld. red := Morph new color: Color red; position: 100 at 300;
>     openInWorld. c2 := NCAAConnectorMorph new connectStartTo: green ;
>     connectFinishTo: red ; openInWorld.
>
>     ------------------------------------------
>
>
>     I see the two rectangles but I don't see the connector.
>
>     I tried to inspect madly the "c2" object but I can't find how it
>     is different from a Curvy Arrow that is actually displayed.
>
>     I installed Connectors via SqueakMap, the latest release I saw (I
>     can't see the number now, probably because the package is already
>     installed).
>
>     Any ideas ?
>
>     bye
>     Nicola
>
>
>
>
>
>
>
>
>
>
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