[Pharo-project] [squeak-dev] Re: Menu Registrieså

Henrik Johansen henrik.s.johansen at veloxit.no
Thu Apr 29 14:03:35 EDT 2010


+1.
This is close to what I intended to write after "on the positive", but  
forgot :) (probably better than I would have, though)

Cheers,
Henry

Den 29. apr. 2010 kl. 19.40 skrev Eliot Miranda  
<eliot.miranda at gmail.com>:
>
> and I don't think that having:
>
> ------------------
> Editor class>>blinkingCursor
>  ^ BlinkingCursor ifNil: [ true ]
>
> EditorSetting class>>editorSettingsOn: aBuilder
>  <systemsettings>
>  (aBuilder setting: #blinkingCursor)
>   label:'Blinking Text Cursor')
>   parent: #Morphic;
>   target: Editor;    description: 'When true, the text cursor will  
> blink.'
> -------------------
>
> is so much more "complicated" than
>
> -------------------
> Editor class>>blinkingCursor
>  <preference: 'Blinking Text Cursor'
>   category: 'Morphic'
>   description: 'When true, the text cursor will blink.'
>   type: #Boolean>
>  ^ BlinkingCursor ifNil: [ true ]
> -------------------
>
> Well the former is executable and must be executable.  The latter is  
> not necessarily executable (but its good if it is, because one can  
> locate the code that processes the specification) .  So they're the  
> same on that level.  But the former can only be executable and isn't  
> separated from the processing code, whereas the latter is  
> separated.  The former also only works in context (aBuilder) whereas  
> the latter stands alone, and this ability to stand alone, as a  
> specification, loosely coupled to the settings maintennance system  
> is one thing that makes it simpler.  It also clearly states the  
> default value which the former doesn't.  So I find the latter  
> significantly easier to understand, and given I understand the  
> method annotation system I find the mechanics not that much more  
> complicated than the former's.  We all understand perform: right?
>
>
> You prefer UI+domain mixing, we prefer UI separated from domain.
>
> I see the opposite.  I see good separation in the latter example but  
> I don't see the separation in the former.  And BTW this is me trying  
> to think critically, trying to keep happy feet in both the Pharo and  
> Squeak (and eToys and Cuis and ....) camps, not trying to be  
> tribal.  Apologies in advance if expressing a contradictory view is  
> taken as offensive.
>
>
> And yes, the SettingBrowser implementation could be improved.
> I know, but I'm happy because it can be removed or remade
> without any other consequence.
> And compare it to the PreferenceBrowser ...
>
> Cheers
> Alain
>
>
> best
> Eliot
>
>
>
>
>
>
>
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