bjoernager/rust
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rustdoc: add tooltips to sidebar

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This commit is contained in:
Liigo Zhuang 2014-12-23 09:58:38 +08:00
parent 6869645e86
commit 58a257bcdf
2 changed files with 23 additions and 11 deletions
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30
src/librustdoc/html/render.rs
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@ -66,6 +66,10 @@ use html::markdown::Markdown;
use html::markdown;
use stability_summary;
/// A pair of name and its optional document.
#[deriving(Clone, Eq, Ord, PartialEq, PartialOrd)]
pub struct NameDoc(String, Option<String>);
/// Major driving force in all rustdoc rendering. This contains information
/// about where in the tree-like hierarchy rendering is occurring and controls
/// how the current page is being rendered.
@ -95,7 +99,7 @@ pub struct Context {
/// functions), and the value is the list of containers belonging to this
/// header. This map will change depending on the surrounding context of the
/// page.
pub sidebar: HashMap<String, Vec<String>>,
pub sidebar: HashMap<String, Vec<NameDoc>>,
/// This flag indicates whether [src] links should be generated or not. If
/// the source files are present in the html rendering, then this will be
/// `true`.
@ -1245,7 +1249,7 @@ impl Context {
}
}
fn build_sidebar(&self, m: &clean::Module) -> HashMap<String, Vec<String>> {
fn build_sidebar(&self, m: &clean::Module) -> HashMap<String, Vec<NameDoc>> {
let mut map = HashMap::new();
for item in m.items.iter() {
if self.ignore_private_item(item) { continue }
@ -1262,7 +1266,7 @@ impl Context {
let short = short.to_string();
let v = map.entry(short).get().unwrap_or_else(
|vacant_entry| vacant_entry.insert(Vec::with_capacity(1)));
v.push(myname);
v.push(NameDoc(myname, Some(shorter_line(item.doc_value()))));
}
for (_, items) in map.iter_mut() {
@ -1476,6 +1480,11 @@ fn shorter<'a>(s: Option<&'a str>) -> &'a str {
}
}
#[inline]
fn shorter_line(s: Option<&str>) -> String {
shorter(s).replace("\n", " ")
}
fn document(w: &mut fmt::Formatter, item: &clean::Item) -> fmt::Result {
match item.doc_value() {
Some(s) => {
@ -2213,21 +2222,22 @@ impl<'a> fmt::String for Sidebar<'a> {
None => return Ok(())
};
try!(write!(w, "<div class='block {}'><h2>{}</h2>", short, longty));
for item in items.iter() {
for &NameDoc(ref name, ref doc) in items.iter() {
let curty = shortty(cur).to_static_str();
let class = if cur.name.as_ref().unwrap() == item &&
let class = if cur.name.as_ref().unwrap() == name &&
short == curty { "current" } else { "" };
try!(write!(w, "<a class='{ty} {class}' href='{href}{path}'>\
{name}</a>",
try!(write!(w, "<a class='{ty} {class}' href='{href}{path}' \
title='{title}'>{name}</a>",
ty = short,
class = class,
href = if curty == "mod" {"../"} else {""},
path = if short == "mod" {
format!("{}/index.html", item.as_slice())
format!("{}/index.html", name.as_slice())
} else {
format!("{}.{}.html", short, item.as_slice())
format!("{}.{}.html", short, name.as_slice())
},
name = item.as_slice()));
title = doc.as_ref().unwrap().as_slice(),
name = name.as_slice()));
}
try!(write!(w, "</div>"));
Ok(())