[Q] What is wrong here ?

> From: Edgar J. De Cleene <[hidden email]>
> Subject: [Newbies] [Q] What is wrong here ?
> To: "A friendly place to get answers to even the most basic questions about Squeak." <[hidden email]>
> Date: Thursday, May 7, 2009, 9:23 AM
> Folks:
> I try to made aq very simple MahJongg  with this info links
> http://en.wikipedia.org/wiki/Mahjong_solitaire
> http://home.halden.net/vkp/vkp/
>
> For made the grid I made
>
> grid := OrderedCollection new.

>
> madeThisRowFor: aInteger at: aPoint
>     | topRow square newSquare |
>     topRow := AlignmentMorph newRow.
>     topRow position: aPoint.
>     topRow openInWorld.
>     square := Morph new.
>     square color: Color transparent;
>          borderWidth: 2;
>          extent: 45 @ 54;
>          borderColor: Color blue.
>     1
>         to: aInteger
>         do: [:c |
>             newSquare := square copy.
>             topRow addMorph: newSquare.
>             grid add: topRow submorphs last center].
>  
>
> Don¹t work as grid is populated by same values .
> Example:
> self madeThisRowFor: 12 at: 0 @ 0.
>
> Grid an OrderedCollection(22@27 22@27 22@27 22@27 22@27
> 22@27 22@27 22@27
> 22@27 22@27 22@27 22@27)
>
> But if I put self half before
>
> grid add: topRow submorphs last center
>
> I got
>
> an OrderedCollection(24@29 69@29 114@29 etc )
>
> Really odd, some could explain ?

> From: Edgar J. De Cleene <[hidden email]>
> Subject: Re: [Newbies] [Q] What is wrong here ?
> To: [hidden email]
> Date: Saturday, May 9, 2009, 3:24 PM
> On 5/8/09 10:19 PM, "Jerome Peace"
> <[hidden email]> wrote:
>
> > You have left out some important details.
> > There seems to be a class involved.
> > What is it. Is grid an ivar of that class?
> >
> > ====
> > Also, Why not do a mockup in a workspace first?
> > Why not just create the row then collect the centers
> from the submorphs?
> >
> > e.g.
> > squarePrototype := what you said for square.
> >
> > topRow := what you said for topRow
> >
> > anInteger timesDo: [ topRow addMorph: squarePrototype
> copy ] .
> >
> > then make
> >
> > grid := topRow submorphs collect: [ :each | each
> center ] .
> >  
> >
> > Yours in curiosity and service, -Jerome Peace
> Old friend:
>
> Yes, grid is a ivar of a class.
> Yes, of course was the first very unoptimized sketch and of
> course usually I
> do mockups in a workspace first, and sometimes I use the
> beautiful of
> Smalltalk and start to see what is going on with classes
> and objects.
>
> But you miss the point I ask....
>
> Why you have the wrong values if don't put a self halt
> ?
>
> I say is very , very odd some give a value without a self
> halt and other
> value if you put the self halt.