Skip to content

exposed view port scroll event #42

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

exposed view port scroll event #42

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 6 additions & 2 deletions VirtualList.svelte
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,7 @@
<script>
import { onMount, tick } from 'svelte';
import { onMount, tick, createEventDispatcher } from 'svelte';

const dispatch = createEventDispatcher();

// props
export let items;
Expand Down Expand Up @@ -64,7 +66,7 @@

}

async function handle_scroll() {
async function handle_scroll(event) {
const { scrollTop } = viewport;

const old_start = start;
Expand Down Expand Up @@ -122,6 +124,8 @@
viewport.scrollTo(0, scrollTop + d);
}

dispatch('scroll', event);

// TODO if we overestimated the space these
// rows would occupy we may need to add some
// more. maybe we can just call handle_scroll again?
Expand Down