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Studio: fix #2316

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This commit is contained in:
Pieter Vander Vennet 2024-12-26 19:38:33 +01:00
parent 6002ad2632
commit d724ffb049
2 changed files with 15 additions and 14 deletions
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22
src/UI/Base/If.svelte
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@ -5,16 +5,18 @@
/**
* For some stupid reason, it is very hard to let {#if} work together with UIEventSources, so we wrap then here
*/
export let condition: Store<boolean>
let _c = condition.data
onDestroy(
condition.addCallback((c) => {
/* Do _not_ abbreviate this as `.addCallback(c => _c = c)`. This is the same as writing `.addCallback(c => {return _c = c})`,
which will _unregister_ the callback if `c = true`! */
_c = c
return false
})
)
export let condition: Store<boolean> | undefined
let _c = condition?.data
if (condition !== undefined) {
onDestroy(
condition.addCallback((c) => {
/* Do _not_ abbreviate this as `.addCallback(c => _c = c)`. This is the same as writing `.addCallback(c => {return _c = c})`,
which will _unregister_ the callback if `c = true`! */
_c = c
return false
})
)
}
</script>
{#if _c}