Levure Dataview: adding a scrolling background

David Bovill david.bovill at gmail.com
Mon Jun 21 15:33:28 EDT 2021


I’d like to add an image background to a Dataview, so that is scrolls alongside the rows.

Any pointers?

📆    Schedule a call with me
On 11 Jun 2021, 18:01 +0100, David Bovill <david.bovill at gmail.com>, wrote:
> So I got visual feedback from drag-and-drop using the Levure DataView following instructions at:
>
>https://github.com/trevordevore/levurehelper-dataview
>
> I add the following code to the DataView:
> > quote_type
> > on dragStart
> >  set the dvDragImageRow of me to item 1 of the dvHilitedRows of me
> >  set the dvTrackDragReorder[the dvHilitedRows of me] of me to true
> >  set the dragData["private"] to the dvHilitedRows of me # dragdata has to be set to something.
> > end dragStart
> >
> > on ValidateRowDrop pDraggingInfoA, pProposedRow, pProposedDropOperation
> >  put "Dragging" && pProposedRow && pProposedDropOperation
> >  return true
> > end ValidateRowDrop
> >
> > on AcceptRowDrop pDraggingInfoA, pRow, pDropOperation
> >  put "Dropped" && pRow && pDropOperation
> > end AcceptRowDrop
> >
> But the ValidateRowDrop message does not get sent, also I don’t get any visual feedback with a "drop indicator" (the line that shows you where the drop will occur) - any idea?
>
> 📆    Schedule a call with me
> On 11 Jun 2021, 16:03 +0100, David Bovill <david.bovill at gmail.com>, wrote:
> > Yeah sorry about the typo - sent from mobile. I meant Levure -  as Trevor is the main man with the drag stuff and having differenr styles for rows is a must.
> >
> > NB on the typo front I have a distant memory that aeons ago when I first got an iPhone I said yes to the spelling “fir”.  Ever since then all my devices seem to love this word - anyone have an idea how to correct this auto typing flaw?
> >
> > 📆    Schedule a call with me
> > On 11 Jun 2021, 15:05 +0100, Klaus major-k via use-livecode <use-livecode at lists.runrev.com>, wrote:
> > > Hi David,
> > >
> > > > Am 11.06.2021 um 15:58 schrieb David Bovill via use-livecode <use-livecode at lists.runrev.com>:
> > > >
> > > > Is there a simple demo out there that shows how drag-reordering of rows in a dataview works? Is this feature experimental? Got a deadline fir Monday considering taking the plunge?
> > >
> > > Levite Dataview? 8-)
> > > Sure you do not mean LC datagrid?
> > >
> > > > 📆 Schedule a call with me
> > >
> > > No. :-D
> > >
> > >
> > > Best
> > >
> > > Klaus
> > > --
> > > Klaus Major
> > > https://www.major-k.de
> > > https://www.major-k.de/bass
> > > klaus at major-k.de
> > >
> > >
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