open-webui/src/lib/components/common/Textarea.svelte

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2024-10-20 06:17:47 +00:00
<script lang="ts">
import { onMount, tick } from 'svelte';
export let value = '';
export let placeholder = '';
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;
onMount(async () => {
await tick();
if (textareaElement) {
setInterval(adjustHeight, 0);
}
});
const adjustHeight = () => {
if (textareaElement) {
textareaElement.style.height = '';
textareaElement.style.height = `${textareaElement.scrollHeight}px`;
}
};
</script>
<textarea
bind:this={textareaElement}
bind:value
{placeholder}
class={className}
on:input={(e) => {
e.target.style.height = '';
e.target.style.height = `${e.target.scrollHeight}px`;
}}
rows="1"
/>