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Browse files- 6.0.0-dev.4/html/Example.svelte +20 -0
- 6.0.0-dev.4/html/Index.svelte +107 -0
- 6.0.0-dev.4/html/package.json +46 -0
- 6.0.0-dev.4/html/shared/HTML.svelte +330 -0
- 6.0.0-dev.4/html/types.ts +17 -0
6.0.0-dev.4/html/Example.svelte
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<script lang="ts">
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export let value: string;
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export let type: "gallery" | "table";
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export let selected = false;
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</script>
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<div
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class:table={type === "table"}
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class:gallery={type === "gallery"}
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class:selected
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class="prose"
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>
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{@html value}
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</div>
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<style>
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.gallery {
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padding: var(--size-2);
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}
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</style>
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6.0.0-dev.4/html/Index.svelte
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<script context="module" lang="ts">
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export { default as BaseHTML } from "./shared/HTML.svelte";
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export { default as BaseExample } from "./Example.svelte";
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</script>
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<script lang="ts">
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import { Gradio } from "@gradio/utils";
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import HTML from "./shared/HTML.svelte";
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import { StatusTracker } from "@gradio/statustracker";
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import { Block, BlockLabel } from "@gradio/atoms";
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import { Code as CodeIcon } from "@gradio/icons";
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import { css_units } from "@gradio/utils";
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import type { HTMLProps, HTMLEvents } from "./types.ts";
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let props = $props();
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const gradio = new Gradio<HTMLEvents, HTMLProps>(props);
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let _props = $derived({
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value: gradio.props.value || "",
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label: gradio.shared.label,
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visible: gradio.shared.visible,
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...gradio.props.props
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});
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let old_value = $state(gradio.props.value);
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$effect(() => {
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if (JSON.stringify(old_value) !== JSON.stringify(gradio.props.value)) {
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old_value = gradio.props.value;
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gradio.dispatch("change");
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}
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});
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</script>
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<Block
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visible={gradio.shared.visible}
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elem_id={gradio.shared.elem_id}
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elem_classes={gradio.shared.elem_classes}
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container={gradio.shared.container}
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padding={true}
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overflow_behavior="visible"
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>
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{#if gradio.props.show_label}
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<BlockLabel
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Icon={CodeIcon}
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show_label={gradio.props.show_label}
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label={gradio.shared.label}
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float={false}
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/>
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{/if}
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<StatusTracker
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autoscroll={gradio.shared.autoscroll}
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i18n={gradio.i18n}
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{...gradio.shared.loading_status}
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variant="center"
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on:clear_status={() => gradio.dispatch("clear_status", loading_status)}
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/>
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<div
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class="html-container"
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class:padding={gradio.shared.padding}
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class:pending={gradio.shared.loading_status?.status === "pending"}
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style:min-height={gradio.props.min_height &&
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gradio.shared.loading_status?.status !== "pending"
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| 64 |
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? css_units(gradio.props.min_height)
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: undefined}
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style:max-height={gradio.props.max_height
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| 67 |
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? css_units(gradio.props.max_height)
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: undefined}
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| 69 |
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>
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<HTML
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| 71 |
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props={_props}
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html_template={gradio.props.html_template}
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css_template={gradio.props.css_template}
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js_on_load={gradio.props.js_on_load}
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elem_classes={gradio.shared.elem_classes}
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visible={gradio.shared.visible}
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autoscroll={gradio.shared.autoscroll}
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apply_default_css={gradio.props.apply_default_css}
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on:event={(e) => {
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gradio.dispatch(e.detail.type, e.detail.data);
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}}
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on:update_value={(e) => {
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if (e.detail.property === "value") {
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gradio.props.value = e.detail.data;
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} else if (e.detail.property === "label") {
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gradio.shared.label = e.detail.data;
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} else if (e.detail.property === "visible") {
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gradio.shared.visible = e.detail.data;
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| 89 |
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}
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| 90 |
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}}
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| 91 |
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/>
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| 92 |
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</div>
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| 93 |
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</Block>
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| 94 |
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| 95 |
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<style>
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| 96 |
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.padding {
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| 97 |
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padding: var(--block-padding);
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| 98 |
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}
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| 99 |
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| 100 |
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div {
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| 101 |
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transition: 150ms;
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| 102 |
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}
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| 103 |
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| 104 |
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.pending {
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| 105 |
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opacity: 0.2;
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}
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</style>
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6.0.0-dev.4/html/package.json
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{
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"name": "@gradio/html",
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| 3 |
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"version": "0.8.0-dev.0",
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"description": "Gradio UI packages",
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"type": "module",
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"author": "",
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| 7 |
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"license": "ISC",
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| 8 |
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"private": false,
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| 9 |
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"main_changeset": true,
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| 10 |
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"dependencies": {
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| 11 |
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"@gradio/atoms": "workspace:^",
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| 12 |
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"@gradio/icons": "workspace:^",
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| 13 |
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"@gradio/statustracker": "workspace:^",
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| 14 |
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"@gradio/utils": "workspace:^",
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| 15 |
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"handlebars": "^4.7.8"
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| 16 |
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},
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| 17 |
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"devDependencies": {
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| 18 |
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"@gradio/preview": "workspace:^"
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| 19 |
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},
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| 20 |
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"exports": {
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| 21 |
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"./package.json": "./package.json",
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".": {
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| 23 |
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"gradio": "./Index.svelte",
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| 24 |
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"svelte": "./dist/Index.svelte",
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| 25 |
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"types": "./dist/Index.svelte.d.ts"
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| 26 |
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},
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| 27 |
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"./example": {
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| 28 |
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"gradio": "./Example.svelte",
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| 29 |
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"svelte": "./dist/Example.svelte",
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| 30 |
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"types": "./dist/Example.svelte.d.ts"
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| 31 |
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},
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| 32 |
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"./base": {
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| 33 |
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"gradio": "./Index.svelte",
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| 34 |
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"svelte": "./dist/Index.svelte",
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| 35 |
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"types": "./dist/Index.svelte.d.ts"
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| 36 |
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}
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| 37 |
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},
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| 38 |
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"peerDependencies": {
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| 39 |
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"svelte": "^5.43.4"
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| 40 |
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},
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| 41 |
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"repository": {
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| 42 |
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"type": "git",
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| 43 |
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"url": "git+https://github.com/gradio-app/gradio.git",
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| 44 |
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"directory": "js/html"
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| 45 |
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}
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| 46 |
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}
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6.0.0-dev.4/html/shared/HTML.svelte
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| 1 |
+
<script lang="ts">
|
| 2 |
+
import { createEventDispatcher, tick } from "svelte";
|
| 3 |
+
import Handlebars from "handlebars";
|
| 4 |
+
|
| 5 |
+
let {
|
| 6 |
+
elem_classes = [],
|
| 7 |
+
props = {},
|
| 8 |
+
html_template = "${value}",
|
| 9 |
+
css_template = "",
|
| 10 |
+
js_on_load = null,
|
| 11 |
+
visible = true,
|
| 12 |
+
autoscroll = false,
|
| 13 |
+
apply_default_css = true
|
| 14 |
+
} = $props();
|
| 15 |
+
|
| 16 |
+
let old_props = $state(props);
|
| 17 |
+
|
| 18 |
+
const dispatch = createEventDispatcher<{
|
| 19 |
+
event: { type: "click" | "submit"; data: any };
|
| 20 |
+
update_value: { data: any; property: "value" | "label" | "visible" };
|
| 21 |
+
}>();
|
| 22 |
+
|
| 23 |
+
const trigger = (
|
| 24 |
+
event_type: "click" | "submit",
|
| 25 |
+
event_data: any = {}
|
| 26 |
+
): void => {
|
| 27 |
+
dispatch("event", { type: event_type, data: event_data });
|
| 28 |
+
};
|
| 29 |
+
|
| 30 |
+
let element: HTMLDivElement;
|
| 31 |
+
let scrollable_parent: HTMLElement | null = null;
|
| 32 |
+
let random_id = `html-${Math.random().toString(36).substring(2, 11)}`;
|
| 33 |
+
let style_element: HTMLStyleElement | null = null;
|
| 34 |
+
let reactiveProps: Record<string, any> = {};
|
| 35 |
+
let currentHtml = $state("");
|
| 36 |
+
let currentCss = $state("");
|
| 37 |
+
let renderScheduled = $state(false);
|
| 38 |
+
let mounted = $state(false);
|
| 39 |
+
|
| 40 |
+
function get_scrollable_parent(element: HTMLElement): HTMLElement | null {
|
| 41 |
+
let parent = element.parentElement;
|
| 42 |
+
while (parent) {
|
| 43 |
+
const style = window.getComputedStyle(parent);
|
| 44 |
+
if (
|
| 45 |
+
style.overflow === "auto" ||
|
| 46 |
+
style.overflow === "scroll" ||
|
| 47 |
+
style.overflowY === "auto" ||
|
| 48 |
+
style.overflowY === "scroll"
|
| 49 |
+
) {
|
| 50 |
+
return parent;
|
| 51 |
+
}
|
| 52 |
+
parent = parent.parentElement;
|
| 53 |
+
}
|
| 54 |
+
return null;
|
| 55 |
+
}
|
| 56 |
+
|
| 57 |
+
function is_at_bottom(): boolean {
|
| 58 |
+
if (!element) return true;
|
| 59 |
+
if (!scrollable_parent) {
|
| 60 |
+
return (
|
| 61 |
+
window.innerHeight + window.scrollY >=
|
| 62 |
+
document.documentElement.scrollHeight - 100
|
| 63 |
+
);
|
| 64 |
+
}
|
| 65 |
+
return (
|
| 66 |
+
scrollable_parent.offsetHeight + scrollable_parent.scrollTop >=
|
| 67 |
+
scrollable_parent.scrollHeight - 100
|
| 68 |
+
);
|
| 69 |
+
}
|
| 70 |
+
|
| 71 |
+
function scroll_to_bottom(): void {
|
| 72 |
+
if (!element) return;
|
| 73 |
+
if (scrollable_parent) {
|
| 74 |
+
scrollable_parent.scrollTo(0, scrollable_parent.scrollHeight);
|
| 75 |
+
} else {
|
| 76 |
+
window.scrollTo(0, document.documentElement.scrollHeight);
|
| 77 |
+
}
|
| 78 |
+
}
|
| 79 |
+
|
| 80 |
+
async function scroll_on_html_update(): Promise<void> {
|
| 81 |
+
if (!autoscroll || !element) return;
|
| 82 |
+
if (!scrollable_parent) {
|
| 83 |
+
scrollable_parent = get_scrollable_parent(element);
|
| 84 |
+
}
|
| 85 |
+
if (is_at_bottom()) {
|
| 86 |
+
await new Promise((resolve) => setTimeout(resolve, 300));
|
| 87 |
+
scroll_to_bottom();
|
| 88 |
+
}
|
| 89 |
+
}
|
| 90 |
+
|
| 91 |
+
function render_template(
|
| 92 |
+
template: string,
|
| 93 |
+
props: Record<string, any>
|
| 94 |
+
): string {
|
| 95 |
+
try {
|
| 96 |
+
const handlebarsTemplate = Handlebars.compile(template);
|
| 97 |
+
const handlebarsRendered = handlebarsTemplate(props);
|
| 98 |
+
|
| 99 |
+
const propKeys = Object.keys(props);
|
| 100 |
+
const propValues = Object.values(props);
|
| 101 |
+
const templateFunc = new Function(
|
| 102 |
+
...propKeys,
|
| 103 |
+
`return \`${handlebarsRendered}\`;`
|
| 104 |
+
);
|
| 105 |
+
return templateFunc(...propValues);
|
| 106 |
+
} catch (e) {
|
| 107 |
+
console.error("Error evaluating template:", e);
|
| 108 |
+
return "--- Error rendering template ---";
|
| 109 |
+
}
|
| 110 |
+
}
|
| 111 |
+
|
| 112 |
+
function update_css(): void {
|
| 113 |
+
if (typeof document === "undefined") return;
|
| 114 |
+
if (!style_element) {
|
| 115 |
+
style_element = document.createElement("style");
|
| 116 |
+
document.head.appendChild(style_element);
|
| 117 |
+
}
|
| 118 |
+
currentCss = render_template(css_template, reactiveProps);
|
| 119 |
+
if (currentCss) {
|
| 120 |
+
style_element.textContent = `#${random_id} { ${currentCss} }`;
|
| 121 |
+
} else {
|
| 122 |
+
style_element.textContent = "";
|
| 123 |
+
}
|
| 124 |
+
}
|
| 125 |
+
|
| 126 |
+
function updateDOM(oldHtml: string, newHtml: string): void {
|
| 127 |
+
if (!element || oldHtml === newHtml) return;
|
| 128 |
+
|
| 129 |
+
const tempContainer = document.createElement("div");
|
| 130 |
+
tempContainer.innerHTML = newHtml;
|
| 131 |
+
|
| 132 |
+
const oldNodes = Array.from(element.childNodes);
|
| 133 |
+
const newNodes = Array.from(tempContainer.childNodes);
|
| 134 |
+
|
| 135 |
+
const maxLength = Math.max(oldNodes.length, newNodes.length);
|
| 136 |
+
|
| 137 |
+
for (let i = 0; i < maxLength; i++) {
|
| 138 |
+
const oldNode = oldNodes[i];
|
| 139 |
+
const newNode = newNodes[i];
|
| 140 |
+
|
| 141 |
+
if (!oldNode && newNode) {
|
| 142 |
+
element.appendChild(newNode.cloneNode(true));
|
| 143 |
+
} else if (oldNode && !newNode) {
|
| 144 |
+
element.removeChild(oldNode);
|
| 145 |
+
} else if (oldNode && newNode) {
|
| 146 |
+
updateNode(oldNode, newNode);
|
| 147 |
+
}
|
| 148 |
+
}
|
| 149 |
+
}
|
| 150 |
+
|
| 151 |
+
// eslint-disable-next-line complexity
|
| 152 |
+
function updateNode(oldNode: Node, newNode: Node): void {
|
| 153 |
+
if (
|
| 154 |
+
oldNode.nodeType === Node.TEXT_NODE &&
|
| 155 |
+
newNode.nodeType === Node.TEXT_NODE
|
| 156 |
+
) {
|
| 157 |
+
if (oldNode.textContent !== newNode.textContent) {
|
| 158 |
+
oldNode.textContent = newNode.textContent;
|
| 159 |
+
}
|
| 160 |
+
return;
|
| 161 |
+
}
|
| 162 |
+
|
| 163 |
+
if (
|
| 164 |
+
oldNode.nodeType === Node.ELEMENT_NODE &&
|
| 165 |
+
newNode.nodeType === Node.ELEMENT_NODE
|
| 166 |
+
) {
|
| 167 |
+
const oldElement = oldNode as Element;
|
| 168 |
+
const newElement = newNode as Element;
|
| 169 |
+
|
| 170 |
+
if (oldElement.tagName !== newElement.tagName) {
|
| 171 |
+
oldNode.parentNode?.replaceChild(newNode.cloneNode(true), oldNode);
|
| 172 |
+
return;
|
| 173 |
+
}
|
| 174 |
+
|
| 175 |
+
const oldAttrs = Array.from(oldElement.attributes);
|
| 176 |
+
const newAttrs = Array.from(newElement.attributes);
|
| 177 |
+
|
| 178 |
+
for (const attr of oldAttrs) {
|
| 179 |
+
if (!newElement.hasAttribute(attr.name)) {
|
| 180 |
+
oldElement.removeAttribute(attr.name);
|
| 181 |
+
}
|
| 182 |
+
}
|
| 183 |
+
|
| 184 |
+
for (const attr of newAttrs) {
|
| 185 |
+
if (oldElement.getAttribute(attr.name) !== attr.value) {
|
| 186 |
+
oldElement.setAttribute(attr.name, attr.value);
|
| 187 |
+
|
| 188 |
+
if (
|
| 189 |
+
attr.name === "value" &&
|
| 190 |
+
(oldElement.tagName === "INPUT" ||
|
| 191 |
+
oldElement.tagName === "TEXTAREA" ||
|
| 192 |
+
oldElement.tagName === "SELECT")
|
| 193 |
+
) {
|
| 194 |
+
(
|
| 195 |
+
oldElement as
|
| 196 |
+
| HTMLInputElement
|
| 197 |
+
| HTMLTextAreaElement
|
| 198 |
+
| HTMLSelectElement
|
| 199 |
+
).value = attr.value;
|
| 200 |
+
}
|
| 201 |
+
}
|
| 202 |
+
}
|
| 203 |
+
|
| 204 |
+
const oldChildren = Array.from(oldElement.childNodes);
|
| 205 |
+
const newChildren = Array.from(newElement.childNodes);
|
| 206 |
+
const maxChildren = Math.max(oldChildren.length, newChildren.length);
|
| 207 |
+
|
| 208 |
+
for (let i = 0; i < maxChildren; i++) {
|
| 209 |
+
const oldChild = oldChildren[i];
|
| 210 |
+
const newChild = newChildren[i];
|
| 211 |
+
|
| 212 |
+
if (!oldChild && newChild) {
|
| 213 |
+
oldElement.appendChild(newChild.cloneNode(true));
|
| 214 |
+
} else if (oldChild && !newChild) {
|
| 215 |
+
oldElement.removeChild(oldChild);
|
| 216 |
+
} else if (oldChild && newChild) {
|
| 217 |
+
updateNode(oldChild, newChild);
|
| 218 |
+
}
|
| 219 |
+
}
|
| 220 |
+
} else {
|
| 221 |
+
oldNode.parentNode?.replaceChild(newNode.cloneNode(true), oldNode);
|
| 222 |
+
}
|
| 223 |
+
}
|
| 224 |
+
|
| 225 |
+
function renderHTML(): void {
|
| 226 |
+
console.trace(
|
| 227 |
+
"re-rendering HTML with props:",
|
| 228 |
+
JSON.stringify(reactiveProps)
|
| 229 |
+
);
|
| 230 |
+
const newHtml = render_template(html_template, reactiveProps);
|
| 231 |
+
if (element) {
|
| 232 |
+
updateDOM(currentHtml, newHtml);
|
| 233 |
+
}
|
| 234 |
+
currentHtml = newHtml;
|
| 235 |
+
if (autoscroll) {
|
| 236 |
+
scroll_on_html_update();
|
| 237 |
+
}
|
| 238 |
+
}
|
| 239 |
+
|
| 240 |
+
function scheduleRender(): void {
|
| 241 |
+
if (!renderScheduled) {
|
| 242 |
+
renderScheduled = true;
|
| 243 |
+
queueMicrotask(() => {
|
| 244 |
+
renderScheduled = false;
|
| 245 |
+
renderHTML();
|
| 246 |
+
update_css();
|
| 247 |
+
});
|
| 248 |
+
}
|
| 249 |
+
}
|
| 250 |
+
|
| 251 |
+
// Mount effect
|
| 252 |
+
$effect(() => {
|
| 253 |
+
if (!element || mounted) return;
|
| 254 |
+
mounted = true;
|
| 255 |
+
|
| 256 |
+
reactiveProps = new Proxy(
|
| 257 |
+
{ ...props },
|
| 258 |
+
{
|
| 259 |
+
set(target, property, value) {
|
| 260 |
+
const oldValue = target[property as string];
|
| 261 |
+
target[property as string] = value;
|
| 262 |
+
|
| 263 |
+
if (oldValue !== value) {
|
| 264 |
+
scheduleRender();
|
| 265 |
+
|
| 266 |
+
if (
|
| 267 |
+
property === "value" ||
|
| 268 |
+
property === "label" ||
|
| 269 |
+
property === "visible"
|
| 270 |
+
) {
|
| 271 |
+
props[property] = value;
|
| 272 |
+
old_props[property] = value;
|
| 273 |
+
dispatch("update_value", { data: value, property });
|
| 274 |
+
}
|
| 275 |
+
}
|
| 276 |
+
return true;
|
| 277 |
+
}
|
| 278 |
+
}
|
| 279 |
+
);
|
| 280 |
+
|
| 281 |
+
currentHtml = render_template(html_template, reactiveProps);
|
| 282 |
+
element.innerHTML = currentHtml;
|
| 283 |
+
update_css();
|
| 284 |
+
|
| 285 |
+
if (autoscroll) {
|
| 286 |
+
scroll_to_bottom();
|
| 287 |
+
}
|
| 288 |
+
scroll_on_html_update();
|
| 289 |
+
|
| 290 |
+
if (js_on_load && element) {
|
| 291 |
+
try {
|
| 292 |
+
const func = new Function("element", "trigger", "props", js_on_load);
|
| 293 |
+
func(element, trigger, reactiveProps);
|
| 294 |
+
} catch (error) {
|
| 295 |
+
console.error("Error executing js_on_load:", error);
|
| 296 |
+
}
|
| 297 |
+
}
|
| 298 |
+
});
|
| 299 |
+
|
| 300 |
+
// Props update effect
|
| 301 |
+
$effect(() => {
|
| 302 |
+
if (
|
| 303 |
+
reactiveProps &&
|
| 304 |
+
props &&
|
| 305 |
+
JSON.stringify(old_props) !== JSON.stringify(props)
|
| 306 |
+
) {
|
| 307 |
+
for (const key in props) {
|
| 308 |
+
if (reactiveProps[key] !== props[key]) {
|
| 309 |
+
reactiveProps[key] = props[key];
|
| 310 |
+
}
|
| 311 |
+
}
|
| 312 |
+
old_props = props;
|
| 313 |
+
}
|
| 314 |
+
});
|
| 315 |
+
</script>
|
| 316 |
+
|
| 317 |
+
<div
|
| 318 |
+
bind:this={element}
|
| 319 |
+
id={random_id}
|
| 320 |
+
class="{apply_default_css ? 'prose gradio-style' : ''} {elem_classes.join(
|
| 321 |
+
' '
|
| 322 |
+
)}"
|
| 323 |
+
class:hide={!visible}
|
| 324 |
+
></div>
|
| 325 |
+
|
| 326 |
+
<style>
|
| 327 |
+
.hide {
|
| 328 |
+
display: none;
|
| 329 |
+
}
|
| 330 |
+
</style>
|
6.0.0-dev.4/html/types.ts
ADDED
|
@@ -0,0 +1,17 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
export interface HTMLProps {
|
| 2 |
+
value: string;
|
| 3 |
+
html_template: string;
|
| 4 |
+
css_template: string;
|
| 5 |
+
js_on_load: string | null;
|
| 6 |
+
apply_default_css: boolean;
|
| 7 |
+
show_label: boolean;
|
| 8 |
+
min_height: number | undefined;
|
| 9 |
+
max_height: number | undefined;
|
| 10 |
+
props: Record<string, any>;
|
| 11 |
+
}
|
| 12 |
+
|
| 13 |
+
export interface HTMLEvents {
|
| 14 |
+
change: never;
|
| 15 |
+
click: never;
|
| 16 |
+
submit: never;
|
| 17 |
+
}
|