Spaces:
Sleeping
Sleeping
File size: 1,922 Bytes
4e62630 35f9833 89cd532 98051f8 4e62630 98051f8 8aab1a5 35f9833 bf54ca4 4e62630 6a0861b 89cd532 4e62630 bf54ca4 4e62630 89cd532 4e62630 8aab1a5 35f9833 4e62630 35f9833 6a0861b 4e62630 4a688ef 4e62630 35f9833 4e62630 9f5dff0 4e62630 02f32f0 173b88e 4e62630 8aab1a5 4e62630 bf54ca4 cc7a82a 4e62630 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 |
<script lang="ts">
import { createEventDispatcher, onMount } from "svelte";
export let value = "";
export let minRows = 1;
export let maxRows: null | number = null;
export let placeholder = "";
export let disabled = false;
// Approximate width from which we disable autofocus
const TABLET_VIEWPORT_WIDTH = 768;
let innerWidth = 0;
let textareaElement: HTMLTextAreaElement;
let isCompositionOn = false;
const dispatch = createEventDispatcher<{ submit: void }>();
$: minHeight = `${1 + minRows * 1.5}em`;
$: maxHeight = maxRows ? `${1 + maxRows * 1.5}em` : `auto`;
function handleKeydown(event: KeyboardEvent) {
// submit on enter
if (event.key === "Enter" && !event.shiftKey && !isCompositionOn) {
event.preventDefault();
dispatch("submit"); // use a custom event instead of `event.target.form.requestSubmit()` as it does not work on Safari 14
}
}
onMount(() => {
if (innerWidth > TABLET_VIEWPORT_WIDTH) {
textareaElement.focus();
}
});
</script>
<svelte:window bind:innerWidth />
<div class="relative min-w-0 flex-1">
<pre
class="scrollbar-custom invisible overflow-x-hidden overflow-y-scroll whitespace-pre-wrap break-words p-3"
aria-hidden="true"
style="min-height: {minHeight}; max-height: {maxHeight}">{(value || " ") + "\n"}</pre>
<textarea
enterkeyhint="send"
tabindex="0"
rows="1"
class="scrollbar-custom absolute top-0 m-0 h-full w-full resize-none scroll-p-3 overflow-x-hidden overflow-y-scroll border-0 bg-transparent p-3 outline-none focus:ring-0 focus-visible:ring-0"
class:text-gray-400={disabled}
bind:value
bind:this={textareaElement}
{disabled}
on:keydown={handleKeydown}
on:compositionstart={() => (isCompositionOn = true)}
on:compositionend={() => (isCompositionOn = false)}
on:beforeinput
{placeholder}
/>
</div>
<style>
pre,
textarea {
font-family: inherit;
box-sizing: border-box;
line-height: 1.5;
}
</style>
|