[Newbies] How to doubble sort a collection

[Chris Muller]

On Mon, Feb 16, 2015 at 5:21 PM, Raymond Asselin <jgr.asselin at me.com> wrote:
> I Got it.
> You talked about generate heading in the past but can't figure how to send
> it.
> Now it's clear "<<hover your mouse inside the yellowish area of the
> collection, press ESC to invoke the menu, then select "generate heading">>.

Ah, sorry I did not make that more clear!  Yes, that is the
collection-object itself is represented on the screen, with its own
context menu.

And, you can actually do a poor-mans multi-level sorting by selecting
the ascending / descending arrows in \reverse\ order (inner-most sort
level to outer-most).


> Envoyé de mon iPhone
>
> Le 2015-02-16 à 16:36, Chris Muller <asqueaker at gmail.com> a écrit :
>
> Hi Raymond,
>
> On Wed, Feb 4, 2015 at 12:42 PM, Raymond Asselin <jgr.asselin at me.com> wrote:
>>
>> <SortedNotesExample.png>
>>
>>
>
> Whoa!  That looks familiar!  :)
>
> With Maui, you normallly don't need to do methods like #sortedNotes.  You
> can just have #notes in there like you do at the bottom (set its output
> resultView to #panel).  Then if you simply implement these methods on your
> Note class:
>
>     mauiDefaultColumns
>         ^ #(med date heures com)
>
> and
>
>     mauiSortableColumns
>        ^ #(med date heures comString)
>
> and
>
>     comString
>         ^ self com ifNil: [ String empty ]
>
> Then, hover your mouse inside the yellowish area of the collection, press
> ESC to invoke the menu, then select "generate heading".
>
> You will get proper headers for those columns with ascending / descending
> sort arrows for each column.  All for free from Maui.
>
> HTH.
>
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