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Implement Msg::Status with serialized url upon mouseover

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Credits for Mike Blumenkrantz (@zmike), I just rebased against trunk and
fixed the url serialization.

Fixes #6178.
This commit is contained in:
Bruno de Oliveira Abinader 2015-05-26 01:08:27 +03:00 • committed by Bruno de Oliveira Abinader
parent 5873a5cf20
commit b3927d5a2d
10 changed files with 67 additions and 1 deletions
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40
components/script/script_task.rs
View file

@ -21,6 +21,7 @@
use document_loader::{LoadType, DocumentLoader, NotifierData};
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::AttrBinding::AttrMethods;
use dom::bindings::codegen::Bindings::DocumentBinding::{DocumentMethods, DocumentReadyState};
use dom::bindings::codegen::InheritTypes::{ElementCast, EventTargetCast, NodeCast, EventCast};
use dom::bindings::conversions::FromJSValConvertible;
@ -88,7 +89,7 @@ use js::jsapi::{JS_GetRuntime, JS_SetGCCallback, JSGCStatus, JSAutoRequest, SetD
use js::jsapi::{SetDOMProxyInformation, DOMProxyShadowsResult, HandleObject, HandleId, RootedValue};
use js::jsval::UndefinedValue;
use js::rust::Runtime;
use url::Url;
use url::{Url, UrlParser};
use libc;
use std::any::Any;
@ -1532,11 +1533,48 @@ impl ScriptTask {
}
let page = get_page(&self.root_page(), pipeline_id);
let document = page.document();
let mut prev_mouse_over_targets: RootedVec<JS<Node>> = RootedVec::new();
for target in self.mouse_over_targets.borrow_mut().iter() {
prev_mouse_over_targets.push(target.clone());
}
// We temporarily steal the list of targets over which the mouse is to pass it to
// handle_mouse_move_event() in a safe RootedVec container.
let mut mouse_over_targets = RootedVec::new();
std_mem::swap(&mut *self.mouse_over_targets.borrow_mut(), &mut *mouse_over_targets);
document.r().handle_mouse_move_event(self.js_runtime.rt(), point, &mut mouse_over_targets);
// Notify Constellation about anchors that are no longer mouse over targets.
for target in prev_mouse_over_targets.iter() {
if !mouse_over_targets.contains(target) {
if target.root().r().is_anchor_element() {
let event = ConstellationMsg::NodeStatus(None);
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(event).unwrap();
break;
}
}
}
// Notify Constellation about the topmost anchor mouse over target.
for target in mouse_over_targets.iter() {
let target = target.root();
if target.r().is_anchor_element() {
let element = ElementCast::to_ref(target.r()).unwrap();
let status = element.get_attribute(&ns!(""), &atom!("href"))
.and_then(|href| {
let value = href.r().Value();
let url = document.r().url();
UrlParser::new().base_url(&url).parse(&value).map(|url| url.serialize()).ok()
});
let event = ConstellationMsg::NodeStatus(status);
let ConstellationChan(ref chan) = self.constellation_chan;
chan.send(event).unwrap();
break;
}
}
std_mem::swap(&mut *self.mouse_over_targets.borrow_mut(), &mut *mouse_over_targets);
}