align field scrolls

[Rick Harrison]

Hi Nicolas,

Does the number of lines increase or decrease between executions?

Have you tried to add or subtract a constant to adjust for the difference?

Rick

> On Mar 5, 2017, at 9:45 PM, Nicolas Cueto via use-livecode <use-livecode at lists.runrev.com> wrote:
> 
>> Provided both fields have the same number of lines...
> 
> 
> ​I should've added that the fields do not contain the same number of
> lines.  They are identical, though, in size and text properties.
> 
> Thanks, Paul.
> 
> --
> Nicolas Cueto
> 
> 
> On 6 March 2017 at 11:26, Paul Hibbert via use-livecode <
> use-livecode at lists.runrev.com> wrote:
> 
>> I have a stack that does a similar thing, but with numbers and I just use
>> the following script in the main field;
>> 
>> on scrollBarDrag pScroll
>>   set the vScroll of fld  “lineNumbers" to pScroll
>> 
>> end scrollBarDrag
>> 
>> Provided both fields have the same number of lines and the text properties
>> are identical they should stay aligned correctly.
>> 
>> Or a simpler version would be;
>> set the vScroll of fld 2 to the vScroll of fld 1
>> 
>> Paul
>> 
>> 
>> 
>>> On Mar 5, 2017, at 6:00 PM, Nicolas Cueto via use-livecode <
>> use-livecode at lists.runrev.com> wrote:
>>> 
>>> Hi.
>>> 
>>> The part I've got working...
>>> 
>>> Two clickable scrolling fields (fld1, fld2), same height and width.
>> Click a
>>> fld1 line and fld2 SCROLLs and HILITEDLINEs to visually reveal a matching
>>> line. (fld1 is French text, fld2 is an English gloss.)
>>> 
>>> The part I would welcome your help with...
>>> 
>>> If, say, the hilited line on fld1 is kinda halfway down, how do I get the
>>> hilited line on fld2 to also be kinda halfway down?
>>> 
>>> Here's my scrolling-magic script:
>>> 
>>> set the scroll of fld2 to (tMatchingLineNr - 1) * \
>>>   the textHeight of fld2 - the textHeight of fld2
>>> set the hilitedline of fld2 to tMatchingLineNr
>>> 
>>> Of course, this ends up with the hilited line of fld2 being at the top.
>>> How do I get it to scroll just that little bit more so that it aligns
>> with
>>> the hilited line as seen in fld1?
>>> 
>>> 
>>> Thank you.
>>> 
>>> --
>>> Nicolas Cueto
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