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fix(ui): sidebar hover bar alignment, dashed links, TOC scroll-spy activation #307

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vshengbro merged 2 commits into from
Oct 10, 2026
Merged

fix(ui): sidebar hover bar alignment, dashed links, TOC scroll-spy activation #307

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bdaa6bc
fix(ui): align the sidebar group-title hover bar with the leaf hover bar
vshengbro Oct 10, 2026
bffc803
fix(ui): make the TOC scroll spy actually activate entries and cover …
vshengbro Oct 10, 2026
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16 changes: 8 additions & 8 deletions Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ categories = ["network-programming", "web-programming"]
exclude.workspace = true

[workspace.package]
version = "0.28.20"
version = "0.28.21"
readme = "README.md"
edition = "2024"
authors = ["root@ltpp.vip"]
Expand All @@ -38,13 +38,13 @@ resolver = "3"
crate-type = ["rlib"]

[workspace.dependencies]
euv = { path = ".", version = "0.28.20" }
euv-ui = { path = "ui", version = "0.28.20" }
euv-cli = { path = "cli", version = "0.28.20" }
euv-core = { path = "core", version = "0.28.20" }
euv-engine = { path = "engine", version = "0.28.20" }
euv-macros = { path = "macros", version = "0.28.20" }
euv-example = { path = "example", version = "0.28.20" }
euv = { path = ".", version = "0.28.21" }
euv-ui = { path = "ui", version = "0.28.21" }
euv-cli = { path = "cli", version = "0.28.21" }
euv-core = { path = "core", version = "0.28.21" }
euv-engine = { path = "engine", version = "0.28.21" }
euv-macros = { path = "macros", version = "0.28.21" }
euv-example = { path = "example", version = "0.28.21" }

log = "0.4.34"
toml = "0.9.12"
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18 changes: 12 additions & 6 deletions docs/src/app/const.rs
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Expand Up @@ -47,14 +47,14 @@ pub(crate) const APP_GLOBAL_CSS: &str = "html, body { height: 100% !important; o
\
.c_euv_sidebar_link, .c_euv_sidebar_group_title { position: relative !important; } \
.c_euv_sidebar_link::before, .c_euv_sidebar_group_title::before { content: '' !important; position: absolute !important; top: 0 !important; bottom: 0 !important; width: 5px !important; background: transparent !important; pointer-events: none !important; } \
.c_euv_sidebar_group_title::before { left: -2px !important; } \
.c_euv_sidebar_link::before { left: -8px !important; } \
.c_euv_sidebar_group_title::before { left: -9px !important; } \
.c_euv_sidebar_link::before { left: -9px !important; } \
.c_euv_sidebar_link:hover::before, .c_euv_sidebar_group_title:hover::before { background: currentColor !important; } \
.c_euv_sidebar_link:hover, .c_euv_sidebar_group_title:hover { background: transparent !important; color: var(--foreground, #000) !important; border: 0 !important; box-shadow: none !important; } \
.c_euv_sidebar_link:not(.c_euv_sidebar_link_active):not(.c_euv_sidebar_link_active_flush):hover::before, .c_euv_sidebar_group_title:not(.c_euv_sidebar_group_title_active):not(.c_euv_sidebar_group_title_root):not(.c_euv_sidebar_group_title_root_active):hover::before { background: currentColor !important; } \
.c_euv_sidebar_link_active, .c_euv_sidebar_group_title_active { background: var(--accent) !important; color: var(--text-on-accent) !important; box-shadow: none !important; } \
.c_euv_sidebar_link_active::before, .c_euv_sidebar_group_title_active::before { background: var(--accent, #000) !important; content: '' !important; position: absolute !important; width: 5px !important; top: 0 !important; bottom: 0 !important; pointer-events: none !important; left: -8px !important; } \
.c_euv_sidebar_group_title_active::before { left: -2px !important; } \
.c_euv_sidebar_group_title_active::before { left: -8px !important; } \
.c_euv_sidebar_link_active:hover, .c_euv_sidebar_group_title_active:hover { background: var(--accent) !important; color: var(--text-on-accent) !important; box-shadow: none !important; } \
.c_theme_dark .c_euv_sidebar_link:hover, .c_theme_dark .c_euv_sidebar_group_title:hover { background: transparent !important; color: var(--foreground, #fff) !important; box-shadow: none !important; } \
.c_theme_dark .c_euv_sidebar_link_active, .c_theme_dark .c_euv_sidebar_group_title_active { background: var(--accent) !important; color: var(--text-on-accent) !important; box-shadow: none !important; } \
Expand Down Expand Up @@ -128,9 +128,15 @@ pub(crate) const APP_GLOBAL_CSS: &str = "html, body { height: 100% !important; o
pub(crate) const IMAGE_LOAD_WATCHER_JS: &str = "(function(){var p=function(i){if(i.dataset.loaded)return;var m=function(){i.dataset.loaded='1';};if(i.complete&&i.naturalWidth>0){m();}else{i.addEventListener('load',m);i.addEventListener('error',m);}};var o=new MutationObserver(function(ms){ms.forEach(function(d){d.addedNodes.forEach(function(n){if(n.tagName==='IMG'){p(n);}if(n.querySelectorAll){n.querySelectorAll('img').forEach(p);}});});});o.observe(document.body,{childList:true,subtree:true});document.querySelectorAll('img').forEach(p);}());";

/// Table-of-contents scroll spy: marks the `.c_euv_toc_link_active`
/// class on the entry matching the current URL fragment, re-running on
/// `hashchange` and on DOM mutations so it survives re-renders.
pub(crate) const TOC_SCROLL_SPY_JS: &str = "(function(){var apply=function(){var h=window.location.hash;var i=h.indexOf('#',h.indexOf('#/')+2);var anchor=i>0?h.slice(i+1):'';var links=document.querySelectorAll('.c_euv_doc_toc a, .c_euv_toc a');var best=null;var bestLen=-1;links.forEach(function(a){a.classList.remove('c_euv_toc_link_active','c_euv_toc_link_nested_active');var href=a.getAttribute('href')||'';var hashIdx=href.lastIndexOf('#');var frag=hashIdx>0?href.slice(hashIdx+1):'';if(anchor&&frag&&anchor===frag){best=a;}});if(!best){links.forEach(function(a){var href=a.getAttribute('href')||'';var hashIdx=href.lastIndexOf('#');var frag=hashIdx>0?href.slice(hashIdx+1):'';if(frag&&anchor&&anchor.indexOf(frag)===0&&frag.length>bestLen){bestLen=frag.length;best=a;}});}if(best){var isNested=best.classList.contains('c_euv_toc_link_nested');best.classList.add(isNested?'c_euv_toc_link_nested_active':'c_euv_toc_link_active');}};apply();window.addEventListener('hashchange',apply);var mo=new MutationObserver(function(){apply();});mo.observe(document.body,{childList:true,subtree:true});}());";
/// class on the entry for the section currently at the top of the scroll
/// container, or the entry matching the URL fragment when one is present.
/// Re-runs on `hashchange`, on scroll, and on DOM mutations so it survives
/// re-renders. The activation is idempotent — the class list is only touched
/// when the active entry actually changes, which keeps the MutationObserver
/// from re-triggering itself. The URL fragment is percent-decoded before
/// comparison because `location.hash` is encoded while the `href` fragments
/// and heading ids are raw UTF-8.
pub(crate) const TOC_SCROLL_SPY_JS: &str = "(function(){var current=null;var links=function(){return document.querySelectorAll('.c_euv_doc_toc a, .c_euv_toc a');};var frag=function(a){var href=a.getAttribute('href')||'';var i=href.lastIndexOf('#');return i>0?href.slice(i+1):'';};var activate=function(t){if(t===current)return;if(current){current.classList.remove('c_euv_toc_link_active','c_euv_toc_link_nested_active');}current=t||null;if(current){current.classList.add(current.classList.contains('c_euv_toc_link_nested')?'c_euv_toc_link_nested_active':'c_euv_toc_link_active');}};var hashTarget=function(){var h=window.location.hash;var s=h.indexOf('#/');if(s<0)return null;var i=h.indexOf('#',s+2);if(i<0)return null;var anchor='';try{anchor=decodeURIComponent(h.slice(i+1));}catch(e){anchor=h.slice(i+1);}if(!anchor)return null;var best=null;var bestLen=-1;links().forEach(function(a){var f=frag(a);if(!f)return;if(f===anchor){best=a;bestLen=f.length;}else if(anchor.indexOf(f)===0&&f.length>bestLen){bestLen=f.length;best=a;}});return best;};var scrollTarget=function(){var c=document.querySelector('.c_app_main');if(!c)return null;var line=c.getBoundingClientRect().top+100;var best=null;var bestTop=-Infinity;var first=null;var last=null;links().forEach(function(a){var f=frag(a);if(!f)return;if(!first)first=a;last=a;var h=document.getElementById(f);if(!h)return;var top=h.getBoundingClientRect().top;if(top<=line&&top>bestTop){bestTop=top;best=a;}});if(c.scrollTop+c.clientHeight>=c.scrollHeight-4&&last)return last;return best||first;};var apply=function(){activate(hashTarget()||scrollTarget());};apply();window.addEventListener('hashchange',apply);document.addEventListener('scroll',apply,true);new MutationObserver(apply).observe(document.body,{childList:true,subtree:true});}());";

/// The `class` of a documentation page's `<h1>` title.
pub(crate) const CLASS_DOCS_PAGE_TITLE: &str = "c_docs_page_title";
Expand Down
10 changes: 5 additions & 5 deletions ui/src/style/css/const.rs
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Expand Up @@ -153,13 +153,13 @@ pub(crate) const EUV_MD_CSS: &str = r#"
.md-body a {
color: var(--accent);
font-weight: 500;
/* Static underline, no hover variant. A link that restyles itself on
hover reads as a state change rather than a link, and the dashed ->
solid swap made every hovered link shimmer. Keep one treatment for
both states; the accent colour alone carries the affordance. */
/* Static dashed underline, no hover variant. A link that restyles itself
on hover reads as a state change rather than a link, and the dashed ->
solid swap made every hovered link shimmer. Keep one treatment for both
states; the accent colour alone carries the affordance. */
text-decoration: underline;
text-underline-offset: 3px;
text-decoration-style: solid;
text-decoration-style: dashed;
text-decoration-color: var(--border);
}
.md-body strong { font-weight: 700; }
Expand Down
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