EngineX-Ascend/enginex-ascend-910-llama.cpp
10
0
Fork 0
Code Issues Pull Requests Actions 4 Projects Releases Wiki Activity

webui: add HTML/JS preview support to MarkdownContent with sandboxed iframe (#16757)

Browse Source 
* webui: add HTML/JS preview support to MarkdownContent with sandboxed iframe dialog

Extended MarkdownContent to flag previewable code languages,
add a preview button alongside copy controls, manage preview
dialog state, and share styling for the new button group

Introduced CodePreviewDialog.svelte, a sandboxed iframe modal
for rendering HTML/JS previews with consistent dialog controls

* webui: fullscreen HTML preview dialog using bits-ui

* Update tools/server/webui/src/lib/components/app/misc/CodePreviewDialog.svelte

Co-authored-by: Aleksander Grygier <aleksander.grygier@gmail.com>

* Update tools/server/webui/src/lib/components/app/misc/MarkdownContent.svelte

Co-authored-by: Aleksander Grygier <aleksander.grygier@gmail.com>

* webui: pedantic style tweak for CodePreviewDialog close button

* webui: remove overengineered preview language logic

* chore: update webui static build

---------

Co-authored-by: Aleksander Grygier <aleksander.grygier@gmail.com>
This commit is contained in:
Pascal
2025-11-01 17:14:54 +01:00
committed by GitHub
parent dd5e8cab51
commit e4a71599e5
3 changed files with 231 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

93
tools/server/webui/src/lib/components/app/misc/CodePreviewDialog.svelte Normal file
View File

@@ -0,0 +1,93 @@
<script lang="ts">
import { Dialog as DialogPrimitive } from 'bits-ui';
import XIcon from '@lucide/svelte/icons/x';
interface Props {
open: boolean;
code: string;
language: string;
onOpenChange?: (open: boolean) => void;
}
let { open = $bindable(), code, language, onOpenChange }: Props = $props();
let iframeRef = $state<HTMLIFrameElement | null>(null);
$effect(() => {
if (!iframeRef) return;
if (open) {
iframeRef.srcdoc = code;
} else {
iframeRef.srcdoc = '';
}
});
function handleOpenChange(nextOpen: boolean) {
open = nextOpen;
onOpenChange?.(nextOpen);
}
</script>
<DialogPrimitive.Root {open} onOpenChange={handleOpenChange}>
<DialogPrimitive.Portal>
<DialogPrimitive.Overlay class="code-preview-overlay" />
<DialogPrimitive.Content class="code-preview-content">
<iframe
bind:this={iframeRef}
title="Preview {language}"
sandbox="allow-scripts"
class="code-preview-iframe"
></iframe>
<DialogPrimitive.Close
class="code-preview-close absolute top-4 right-4 border-none bg-transparent text-white opacity-70 mix-blend-difference transition-opacity hover:opacity-100 focus-visible:ring-0 focus-visible:ring-offset-0 focus-visible:outline-none disabled:pointer-events-none [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-8"
aria-label="Close preview"
>
<XIcon />
<span class="sr-only">Close preview</span>
</DialogPrimitive.Close>
</DialogPrimitive.Content>
</DialogPrimitive.Portal>
</DialogPrimitive.Root>
<style lang="postcss">
:global(.code-preview-overlay) {
position: fixed;
inset: 0;
background-color: transparent;
z-index: 100000;
}
:global(.code-preview-content) {
position: fixed;
inset: 0;
top: 0 !important;
left: 0 !important;
width: 100dvw;
height: 100dvh;
margin: 0;
padding: 0;
border: none;
border-radius: 0;
background-color: transparent;
box-shadow: none;
display: block;
overflow: hidden;
transform: none !important;
z-index: 100001;
}
:global(.code-preview-iframe) {
display: block;
width: 100dvw;
height: 100dvh;
border: 0;
}
:global(.code-preview-close) {
position: absolute;
z-index: 100002;
}
</style>