gradio/js/label/Index.svelte
Yuichiro Tachibana (Tsuchiya) 176a8a4d71
Fix Label component's value change detection to avoid infinite loop dispatching the change event (#8054)
* Fix Label component's value change detection to avoid infinite loop dispatching the change event

* add changeset

* add changeset

---------

Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
2024-04-20 05:43:10 +09:00

75 lines
1.9 KiB
Svelte

<script context="module" lang="ts">
export { default as BaseLabel } from "./shared/Label.svelte";
</script>
<script lang="ts">
import type { Gradio, SelectData } from "@gradio/utils";
import Label from "./shared/Label.svelte";
import { LineChart as LabelIcon } from "@gradio/icons";
import { Block, BlockLabel, Empty } from "@gradio/atoms";
import { StatusTracker } from "@gradio/statustracker";
import type { LoadingStatus } from "@gradio/statustracker";
export let gradio: Gradio<{
change: never;
select: SelectData;
clear_status: LoadingStatus;
}>;
export let elem_id = "";
export let elem_classes: string[] = [];
export let visible = true;
export let color: undefined | string = undefined;
export let value: {
label?: string;
confidences?: { label: string; confidence: number }[];
} = {};
let old_value: typeof value | null = null;
export let label = gradio.i18n("label.label");
export let container = true;
export let scale: number | null = null;
export let min_width: number | undefined = undefined;
export let loading_status: LoadingStatus;
export let show_label = true;
export let _selectable = false;
$: {
if (JSON.stringify(value) !== JSON.stringify(old_value)) {
old_value = value;
gradio.dispatch("change");
}
}
$: _label = value.label;
</script>
<Block
test_id="label"
{visible}
{elem_id}
{elem_classes}
{container}
{scale}
{min_width}
padding={false}
>
<StatusTracker
autoscroll={gradio.autoscroll}
i18n={gradio.i18n}
{...loading_status}
on:clear_status={() => gradio.dispatch("clear_status", loading_status)}
/>
{#if show_label}
<BlockLabel Icon={LabelIcon} {label} disable={container === false} />
{/if}
{#if _label !== undefined && _label !== null}
<Label
on:select={({ detail }) => gradio.dispatch("select", detail)}
selectable={_selectable}
{value}
{color}
/>
{:else}
<Empty unpadded_box={true}><LabelIcon /></Empty>
{/if}
</Block>