Loading a LONG list with images

Tom Glod tom at makeshyft.com
Mon Feb 21 18:20:26 EST 2022


Dan can you check this video and the pixabay search example?
https://youtu.be/jN2bQbhQ0L8?t=216
Is this what you have in mind?
These images are loaded as the row comes into view.

On Mon, Feb 21, 2022 at 6:07 PM Dan Friedman via use-livecode <
use-livecode at lists.runrev.com> wrote:

> Richard,
>
> Probably not over a couple thousand.  The images are square -- they need
> to be resized to the DG template image size, but not scaled (H vs W).
>
> -Dan
>
>
> On 2/21/22, 12:14 PM, "use-livecode on behalf of Richard Gaskin via
> use-livecode" <use-livecode-bounces at lists.runrev.com on behalf of
> use-livecode at lists.runrev.com> wrote:
>
>     How many images?
>
>     I once made a solution for 3,000 images, but it may not scale well
> above
>     8,000 or so depending on memory and connection speed.
>
>     --
>       Richard Gaskin
>       Fourth World Systems
>
>
>
>
>     Dan Friedman wrote:
>
>      > Does anyone have any answers to the issue of loading a long list
> with
>      > images so that it loads images "as needed" like a webpage does.
>      >
>      > I have a DataGrid with several hundred rows.  Each row has a
> specific
>      > image that is to be displayed with that row (like a list of songs).
>      > The image is loaded from the web.   Is there a method to load the
>      > DataGrid and only load the images for the rows that are shown?
>  And,
>      > when you scroll the grid, the images for the newly shown rows are
> then
>      > loaded.  The loading need to happen somehow without halting the
>      > scrolling or making it stutter.
>      >
>      > I hope that makes sense!
>      > -Dan
>
>
>
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