[Q] [Morphic] Multiple Selections in PluggableListMorph?

Ken G. Brown kbrown at tnc.ab.ca
Fri Apr 5 12:20:13 UTC 2002

I don't quite understand how to select and highlight more than one 
item ie, extend the original selection.. When I tried it, shift-click 
selecting a second item did not extend the highlighting so I did not 
get any further. If in fact more than one item can be selected, that 
is what I need.

At 22:04 -0800 on 2002/04/04,  Ned Konz is rumored to have written:
>On Thursday 04 April 2002 04:43 pm, Ken Brown wrote:
>>  It doesn't seem to do what I'm looking for which would be to highlight two
>>  lines in the upper left pane, and have a corresponding selection range
>>  index available for its list array. Basically I'm wanting to have two lists
>>  side by side, in which I can select more than one line at a time then use a
>>  button click to move the selected items to the other list. Any suggestions?
>>  Thx
>>  Ken
>PluggableListMorphOfMany responds to listSelectionAt: and listSelectionAt:put:
>which respond with Booleans saying whether the given item is selected or not.
>So you just iterate through the list indices, selecting the ones for which
>listSelectionAt: returns true.
>Does this do what you need, or do you have other requirements?
>Ned Konz
>currently: Stanwood, WA
>email:     ned at bike-nomad.com
>homepage:  http://bike-nomad.com

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