Odd native scroller issue on iOS

Scott Rossi scott at tactilemedia.com
Thu May 19 00:57:08 EDT 2016

Try setting the vScroll of the scroller to itself (its current value) upon
opening the card or after creating the scroller.  Goofy, yes, but doing so
may solve the problem.


Scott Rossi
Creative Director
Tactile Media, UX/UI Design

On 5/18/16, 9:11 PM, "use-livecode on behalf of Terry Judd"
<use-livecode-bounces at lists.runrev.com on behalf of
terry.judd at unimelb.edu.au> wrote:

>I¹m having an issue with a native scroller on iOS. It¹s used to scroll a
>group of expanding and contracting form elements that each contain a
>number of Œon/off¹ buttons. It all works well enough (with the
>contentRect of the scroller being adjusted each time an element is
>expanded or contracted) except under certain circumstances, where some of
>the elements (typically above a particular point in the form) become
>unresponsive to mouse/touch events. The only way to get things happening
>again is to Œjiggle¹ the scroller with your finger.
>The problem is definitely related to the native scroller because if I
>turn it off and resort to a LC scroller it never happens. With the
>scroller on, the contentRect always appears to report the correct
>dimensions but even though it (contentRect) doesn¹t include a strip down
>the side of the screen where the controls for toggling the elements are
>located these are still affected when the problem occurs. Controls that
>are above the contentRect area (i.e. nearer the top of the screen) are
>never affected.
>Before I file a bug report, has anyone seen anything similar or have any
>suggestions for working around the problem. I feel like I¹ve tried
>everything up to this point but maybe not.
>Terry Judd  | Senior Lecturer in Medical Education
>Department of Medical
>The University of Melbourne<http://www.unimelb.edu.au>
>M: 0435 961 594  |  E:
>terry.judd at unimelb.edu.au<mailto:tsj at unimelb.edu.au>
>use-livecode mailing list
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