Scrolling List selected lines

[Peter Haworth]

Right, that's what I'm doing (except using a script local not a cprop).
Was just hoping there might be a message that would avoid having to do that
but looks like not.

On Sun Feb 22 2015 at 12:28:18 PM <dunbarx at aol.com> wrote:

> Why not store the current selectedLine when it is actually selected, in a
> custom property. In other words, lock away that information really early,
> instead of merely early.
>
>
> Craig Newman
>
>
>
> -----Original Message-----
> From: Peter Haworth <pete at lcsql.com>
> To: How to use LiveCode <use-livecode at lists.runrev.com>
> Sent: Sun, Feb 22, 2015 3:20 pm
> Subject: Re: Scrolling List selected lines
>
>
> Nice idea but alas, no joy with before mouseDown.  I think the OS must do
> the highlighting even before LC gets into the loop.
>
> On Sun Feb 22 2015 at 12:14:48 PM J. Landman Gay <jacque at hyperactivesw.com
> >
> wrote:
>
> > On 2/22/2015 1:11 PM, Peter Haworth wrote:
> > > I'm trying to find a message that is sent when I click on a line in a
> > > scrolling list field that happens before the selectedline property
> > changes
> > > to show the line that was just clicked.
> > >
> > > I've tried mouseDown and selectionChanged but the selectedLines
> property
> > > has already changed when I get them.
> > >
> > > The purpose is to remember the selectedLines before the most recent
> > click.
> > > I can do it by storing the selected lines in a script local variable
> but
> > > just curious to know if there is a message that is sent before the
> > > selectedLines property changes.
> >
> > That's how I've always done it, I couldn't find any other way. But now
> > we have "before" and "after" handlers for use with behaviors, so if I
> > had to figure this out again, I'd assign a behavior to the field and try
> > those.
> >
> > before mouseDown
> >    -- get the line number
> > end mouseDown
> >
> > Might work.
> >
> > --
> > Jacqueline Landman Gay         |     jacque at hyperactivesw.com
> > HyperActive Software           |     http://www.hyperactivesw.com
> >
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