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Make the floating TOC toggle visible in preview mode #331

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Merged
PathGao merged 1 commit into from
Aug 2, 2026
+29 −11
Merged

Make the floating TOC toggle visible in preview mode #331

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14 changes: 14 additions & 0 deletions scripts/issue261EditorPdf.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -32,3 +32,17 @@ test('print layout lets the viewer pane escape the interactive split flex ratio'
/@media print\s*\{[\s\S]*?\.pane\.viewer-pane\s*\{[\s\S]*?flex:\s*none\s*!important;/,
);
});

test('floating toc toggle keeps a visible translucent surface outside edit mode', () => {
const selector = viewer.slice(
viewer.indexOf('\t.toc-toggle-floating {'),
viewer.indexOf('\n\t.toc-toggle-floating.expanded {'),
);

assert.match(selector, /background-color:\s*color-mix\(in srgb, var\(--color-canvas-default\) 82%, transparent\);/);
assert.match(selector, /border:\s*1px solid var\(--color-border-default\);/);
assert.match(selector, /box-shadow:\s*0 2px 8px rgba\(0, 0, 0, 0\.12\);/);
assert.match(selector, /backdrop-filter:\s*blur\(8px\);/);
assert.match(viewer, /\.toc-toggle-floating:focus-visible\s*\{[\s\S]*?outline:\s*2px solid var\(--color-accent-fg\);/);
assert.doesNotMatch(viewer, /\.toc-toggle-floating\.in-edit-mode:not\(\.expanded\)/);
});
26 changes: 15 additions & 11 deletions src/lib/MarkdownViewer.svelte
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Original file line number Diff line number Diff line change
Expand Up @@ -3999,15 +3999,20 @@ import { createDocumentSession, type LoadMarkdownOptions } from './sessions/docu
display: flex;
align-items: center;
justify-content: center;
background-color: transparent;
border: none;
background-color: color-mix(in srgb, var(--color-canvas-default) 82%, transparent);
border: 1px solid var(--color-border-default);
border-radius: 4px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
backdrop-filter: blur(8px);
-webkit-backdrop-filter: blur(8px);
color: var(--color-fg-muted);
cursor: pointer;
z-index: 1001;
transition:
left 0.3s cubic-bezier(0.4, 0, 0.2, 1),
background-color 0.2s ease,
border-color 0.2s ease,
box-shadow 0.2s ease,
color 0.2s ease,
opacity 0.2s ease,
transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
Expand All @@ -4030,6 +4035,14 @@ import { createDocumentSession, type LoadMarkdownOptions } from './sessions/docu

.layout-container:hover .toc-toggle-floating,
.toc-toggle-floating:hover {
background-color: color-mix(in srgb, var(--color-canvas-default) 90%, transparent);
color: var(--color-fg-default);
opacity: 1;
}

.toc-toggle-floating:focus-visible {
outline: 2px solid var(--color-accent-fg);
outline-offset: 2px;
opacity: 1;
}

Expand Down Expand Up @@ -4096,15 +4109,6 @@ import { createDocumentSession, type LoadMarkdownOptions } from './sessions/docu
border-left-color: var(--color-border-default);
}

.toc-toggle-floating.in-edit-mode:not(.expanded) {
background-color: var(--color-canvas-default);
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
border: 1px solid var(--color-border-default);
opacity: 0.9;
backdrop-filter: blur(8px);
-webkit-backdrop-filter: blur(8px);
}

.toc-resize-handle {
position: absolute;
top: 0;
Expand Down
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