[Pharo-project] fun with morphic and inheritance

Stéphane Ducasse stephane.ducasse at inria.fr
Mon Feb 1 04:53:40 EST 2010


May be :) now let us focus on the obvious and ugly :)

Stef

On Feb 1, 2010, at 10:40 AM, Fernando olivero wrote:

> Just a comment.
> 
> Following a discussion i recall having with Juan Vuletich, the same idea would apply for replacing Inheritance  with composition for  modeling geometry in Morphic.
> 
> Not having Morph -> RectangleMorph -> TextMorph , and pretty much all the subclasses of BorderedMorph.
> 
> 
> 
> On Jan 31, 2010, at 9:30 PM, Stéphane Ducasse wrote:
> 
>> Quizz
>> 
>> What is the superclass of PopUpChoiceMorph ?
>> 
>> 
>> 
>> the answer is below
>> 
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> |
>> 
>> .
>> .
>> .
>> .
>> .
>> .
>> .
>> .
>> .
>> V
>> 
>> 
>> 
>> 
>> StringMorph.... probably because it has a String displayed.
>> 
>> We removed it with luc and noury. But this is just an example of mix between inheritance
>> and composition we would like to avoid in the future 
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> 
> 
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