Whoops, hit send too soon, should be:
function stackOfObject pobject
repeat
if word 1 of pobject is "stack" then
return pobject
else
put the long owner of pobject into pobject
end repeat
end stackOfObject
On Sat, Aug 8, 2015 at 10:45 AM Peter Haworth <p...@lcsql.com> wrote:
> I do it like this
>
> function stackOfObject pobject
>
> local tObject
>
> put pobject into tObject
> repeat
> if word 1 of tObject is "stack" then
> return tObject
> end if
>
> On Sat, Aug 8, 2015 at 10:31 AM Peter M. Brigham <pmb...@gmail.com> wrote:
>
>> OK, Here's a revision:
>>
>> function ownerStack pObjLongID
>> -- returns the name of the stack immediately containing pObjLongID
>> -- by Peter M. Brigham, pmb...@gmail.com — freeware
>> -- tags: control
>> -- requires getprop robustName
>>
>> replace " of " with cr in pObjLongID
>> put lineoffset(cr & "stack ",cr & pObjLongID) into stLine
>> put line stLine to -1 of pObjLongID into stName
>> replace cr with " of " in stName
>> return stName
>> end ownerStack
>>
>> -- Peter
>>
>> Peter M. Brigham
>> pmb...@gmail.com
>> http://home.comcast.net/~pmbrig
>>
>>
>> On Aug 8, 2015, at 10:45 AM, David Bovill wrote:
>>
>> > There was a recent feature added to the language that would help -
>> maybe it
>> > was something to do with the owner....
>> >
>> > I have a similarly convoluted function and getprop - one of the issues
>> is
>> > that if you want the long name of the stack the control is part of -
>> this
>> > could be a mainstack or a substack - so to get "the stack on which the
>> > control is placed" has always been a bit of a pain...
>> >
>> > On 8 August 2015 at 15:16, Peter M. Brigham <pmb...@gmail.com> wrote:
>> >
>> >> Here's a quick solution:
>> >>
>> >> function ownerStack pObjLongID
>> >> replace " of " with numtochar(8) in pObjLongID
>> >> set the itemdel to numtochar(8)
>> >> return item -1 of pObjLongID
>> >> end ownerStack
>> >>
>> >> A more general solution is what I use in my library. The getItem()
>> >> function is so useful that I use it *everywhere*.
>> >>
>> >> function ownerStack pObjLongID
>> >> -- returns the name of the stack containing pObjLongID
>> >> -- by Peter M. Brigham, pmb...@gmail.com — freeware
>> >> -- requires getItem(), getDelimiters()
>> >>
>> >> put getItem(pObjLongID,-1," of ") into tStack
>> >> put the name of tStack into stackName
>> >> return stackName
>> >> end ownerStack
>> >>
>> >> function getItem pContainer, pIndex, pDelim
>> >> -- returns item # pIndex of pContainer, given itemdelimiter = pDelim
>> >> -- could just "get item pIndex of pContainer" in the calling handler
>> but
>> >> -- then have to set and restore the itemDelimiter, so this is less
>> >> hassle
>> >> -- for instance, the following returns the filename from the
>> filepath:
>> >> -- put getItem(tPath,-1,"/") into tFileName
>> >> -- defaults to pDelim = tab
>> >> -- allows pIndex to be a range, eg "3-5"
>> >> -- in that case enclose the range in quotes
>> >> -- also allows pDelim to be a string of characters
>> >> -- so you could do this:
>> >> -- getItem("a//b//c//d//e//f",4,"//") -> d
>> >> -- or:
>> >> -- getItem("a or b or c or d or e or f","3-5"," or ") -> c or d
>> >> or e
>> >> -- which expands the possibilities for use enormously
>> >> -- by Peter M. Brigham, pmb...@gmail.com — freeware
>> >> -- requires getDelimiters()
>> >>
>> >> -- first, if pDelim is a string then get a delimiter that is not
>> found
>> >> -- in pContainer and use it in place of pDelim
>> >> if pDelim = empty then put tab into pDelim
>> >> if len(pDelim) > 1 then
>> >> put getDelimiters(pContainer) into tempDel
>> >> if tempDel begins with "Error" then
>> >> return "Error in getDelimiters()"
>> >> end if
>> >> replace pDelim with tempDel in pContainer
>> >> else
>> >> put pDelim into tempDel
>> >> end if
>> >>
>> >> -- now parse pIndex to take care of ranges and negative values
>> >> -- and get the item(s) requested
>> >> put offset("-",pIndex) into dashPos
>> >> set the itemdelimiter to tempDel
>> >> if dashPos > 1 then
>> >> -- don't catch if pIndex is something like -1, -2, etc
>> >> put char 1 to dashPos-1 of pIndex into tStart
>> >> put char dashPos+1 to -1 of pIndex into tEnd
>> >> put item tStart to tEnd of pContainer into theItem
>> >> replace tempDel with pDelim in theItem
>> >> else
>> >> put item pIndex of pContainer into theItem
>> >> end if
>> >> return theItem
>> >> end getItem
>> >>
>> >> function getDelimiters pText, nbr
>> >> -- returns a cr-delimited list of <nbr> characters
>> >> -- not found in the variable pText
>> >> -- use for delimiters for, eg, parsing text files, manipulating
>> arrays,
>> >> etc.
>> >> -- usage: put getDelimiters(pText,2) into tDelims
>> >> -- if tDelims begins with "Error" then exit to top -- or
>> whatever
>> >> -- put line 1 of tDelims into lineDivider
>> >> -- put line 2 of tDelims into itemDivider
>> >> -- etc.
>> >> -- by Peter M. Brigham, pmb...@gmail.com — freeware
>> >>
>> >> if pText = empty then return "Error: no text specified."
>> >> if nbr = empty then put 1 into nbr -- default 1 delimiter
>> >> put "2,3,4,5,6,7,8,16,17,18,19,20,21,22,23,24,25,26" into baseList
>> >> -- low ASCII values, excluding CR, LF, tab, etc.
>> >> put the number of items of baseList into maxNbr
>> >> if nbr > maxNbr then return "Error: max" && maxNbr && "delimiters."
>> >> repeat with tCount = 1 to nbr
>> >> put true into failed
>> >> repeat with i = 1 to the number of items of baseList
>> >> put item i of baseList into testNbr
>> >> put numtochar(testNbr) into testChar
>> >> if testChar is not in pText then
>> >> -- found one, store and get next delim
>> >> put false into failed
>> >> put testChar into line tCount of delimList
>> >> exit repeat
>> >> end if
>> >> end repeat
>> >> if failed then
>> >> if tCount = 0 then
>> >> return "Error: cannot get any delimiters."
>> >> else if tCount = 1 then
>> >> return "Error: can only get one delimiter."
>> >> else
>> >> return "Error: can only get" && tCount && "delimiters."
>> >> end if
>> >> end if
>> >> delete item i of baseList
>> >> end repeat
>> >> return delimList
>> >> end getDelimiters
>> >>
>> >>
>> >> On Aug 8, 2015, at 8:23 AM, David Bovill wrote:
>> >>
>> >>> Given the long id of a control - how do I extract the reference to the
>> >>> stack ti belongs to? I have a function that i have used since the
>> dawn of
>> >>> time for this - but I recall seeing a new chunk / target / reference
>> >>> feature of Livecode in the last year that makes this easier. Did I
>> >> imagine
>> >>> it?
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