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fix: textarea auto height issue

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This commit is contained in:
Timothy Jaeryang Baek 2024-11-23 23:10:12 -08:00
parent f5bda4bc27
commit c465a37597
1 changed files with 7 additions and 11 deletions
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18
src/lib/components/common/Textarea.svelte
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@ -3,30 +3,27 @@
export let value = '';
export let placeholder = '';
export let rows = 1;
export let required = false;
export let className =
'w-full rounded-lg px-3 py-2 text-sm bg-gray-50 dark:text-gray-300 dark:bg-gray-850 outline-none resize-none h-full';
let textareaElement;
// Adjust height on mount and after setting the element.
onMount(async () => {
await tick();
if (textareaElement) {
await tick();
setTimeout(adjustHeight, 0);
}
adjustHeight();
});
$: if (value) {
setTimeout(adjustHeight, 0);
}
// This reactive statement runs whenever `value` changes
$: adjustHeight();
// Adjust height to match content
const adjustHeight = () => {
if (textareaElement) {
textareaElement.style.height = '';
// Reset height to calculate the correct scroll height
textareaElement.style.height = 'auto';
textareaElement.style.height = `${textareaElement.scrollHeight}px`;
}
};
@ -37,7 +34,6 @@
bind:value
{placeholder}
on:input={adjustHeight}
on:focus={adjustHeight}
class={className}
{rows}
{required}