the visible of a stack

[Richard Gaskin]

Robert Brenstein wrote:

> On 25/09/08 at 13:15 -0700 Dick Kriesel apparently wrote:
>>Hi, Chipp.  Here's a version that's effectively the same but that has a
>>couple minor advantages.  First, it has a single exit point, possibly
>>improving maintainability.  Second, it executes the corner functions only
>>once no matter how many screens there are, possibly improving performance.
>>
>>-- Dick
>>
>><script>
>>function isStackCurrentlyVisibleOnAnyMonitor pStack
>>     --> pStack IS THE SHORT NAME OF STACK
>>     put "false" into tResult
>>     if pStack is among the lines of windows() then
>>         if the visible of stack pStack then
>>             if the blendlevel of stack pStack < 100 then
>>                 put the topleft of stack pStack into tTopLeft
>>                 put the topright of stack pStack into tTopRight
>>                 put the bottomleft of stack pStack into tBottomLeft
>>                 put the bottomright of stack pStack into tBottomRight
>>                 repeat for each line tScreenRect in the screenrects
>>                     if tTopLeft is within tScreenRect or \
>>                             tTopRight is within tScreenRect or \
>>                             tBottomLeft is within tScreenRect or \
>>                             tBottomRight is within tScreenRect then
>>                         put "true" into tResult
>>                         exit repeat
>>                     end if
>>                 end repeat
>>             end if
>>         end if
>>     end if
>>     return tResult
>>end isStackCurrentlyVisibleOnAnyMonitor
>></script>
>>
> 
> 
> Would this be a candidate for inclusion in the StandardLib?

I think that's an excellent suggestion.

Chipp, mind if we add it?  With credit, of course.

-- 
  Richard Gaskin
  Managing Editor, revJournal
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