[READ-ONLY] Mirror of https://github.com/probablykasper/ferrum. Music library app for Mac, Linux and Windows
ferrum.kasper.space
electron
linux
macos
music
music-library
music-player
napi
windows
Fix virtual list indexes not updating
+5
-1
+5
-1
src/components/VirtualListBlock.svelte
+5
-1
src/components/VirtualListBlock.svelte
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let start_index = 0
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let visible_count = 0
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+
// Workaround for svelte not updating the indexes when the keys change
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$: visible_count_obj = { length: visible_count }
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+
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$: {
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items, item_height, buffer
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if (scroll_container && main_element) refresh()
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start_index = Math.floor(start_pixel / item_height)
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visible_count = Math.ceil(end_pixel / item_height) - start_index
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visible_count_obj = { length: visible_count }
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}
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$: apply_scroll_event_handler(scroll_container)
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style:padding-top={start_index * item_height + 'px'}
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style:height={items.length * item_height + 'px'}
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>
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-
{#each { length: visible_count } as _, i (get_key(items[i + start_index], i + start_index))}
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{#each visible_count_obj as _, i (get_key(items[i + start_index], i + start_index))}
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<slot item={items[i + start_index]} i={i + start_index} />
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{/each}
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</div>