add window method for notifying when the <head> tag has been parsed

This commit is contained in:
Mike Blumenkrantz 2015-05-29 18:27:00 -04:00
parent 612cefa02d
commit ffa2093012
10 changed files with 32 additions and 0 deletions

View file

@ -458,6 +458,10 @@ impl<Window: WindowMethods> IOCompositor<Window> {
self.window.set_favicon(url);
}
(Msg::HeadParsed, ShutdownState::NotShuttingDown) => {
self.window.head_parsed();
}
// When we are shutting_down, we need to avoid performing operations
// such as Paint that may crash because we have begun tearing down
// the rest of our resources.

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@ -182,6 +182,8 @@ pub enum Msg {
IsReadyToSaveImageReply(bool),
/// A favicon was detected
NewFavicon(Url),
/// <head> tag finished parsing
HeadParsed,
}
impl Debug for Msg {
@ -209,6 +211,7 @@ impl Debug for Msg {
Msg::ViewportConstrained(..) => write!(f, "ViewportConstrained"),
Msg::IsReadyToSaveImageReply(..) => write!(f, "IsReadyToSaveImageReply"),
Msg::NewFavicon(..) => write!(f, "NewFavicon"),
Msg::HeadParsed => write!(f, "HeadParsed"),
}
}
}

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@ -472,6 +472,10 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
debug!("constellation got new favicon message");
self.compositor_proxy.send(CompositorMsg::NewFavicon(url));
}
ConstellationMsg::HeadParsed => {
debug!("constellation got head parsed message");
self.compositor_proxy.send(CompositorMsg::HeadParsed);
}
}
true
}

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@ -110,6 +110,7 @@ impl CompositorEventListener for NullCompositor {
Msg::PaintTaskExited(..) |
Msg::IsReadyToSaveImageReply(..) => {}
Msg::NewFavicon(..) => {}
Msg::HeadParsed => {}
}
true
}

View file

@ -110,6 +110,8 @@ pub trait WindowMethods {
fn load_end(&self, back: bool, forward: bool);
/// Called when the browser encounters an error while loading a URL
fn load_error(&self, code: NetError, url: String);
/// Called when the <head> tag has finished parsing
fn head_parsed(&self);
/// Returns the hidpi factor of the monitor.
fn hidpi_factor(&self) -> ScaleFactor<ScreenPx, DevicePixel, f32>;

View file

@ -250,6 +250,8 @@ pub enum Msg {
RemoveIFrame(PipelineId, SubpageId),
/// Favicon detected
NewFavicon(Url),
/// <head> tag finished parsing
HeadParsed,
}
#[derive(Clone, Eq, PartialEq)]

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@ -17,6 +17,8 @@ use dom::htmlelement::{HTMLElement, HTMLElementTypeId};
use dom::node::{Node, NodeTypeId, window_from_node};
use dom::virtualmethods::VirtualMethods;
use dom::window::WindowHelpers;
use msg::constellation_msg::ConstellationChan;
use msg::constellation_msg::Msg as ConstellationMsg;
use cssparser::RGBA;
use util::str::{self, DOMString};
@ -107,6 +109,9 @@ impl<'a> VirtualMethods for JSRef<'a, HTMLBodyElement> {
let window = window_from_node(*self).root();
let document = window.r().Document().root();
document.r().set_reflow_timeout(time::precise_time_ns() + INITIAL_REFLOW_DELAY);
let ConstellationChan(ref chan) = window.r().constellation_chan();
let event = ConstellationMsg::HeadParsed;
chan.send(event).unwrap();
}
fn after_set_attr(&self, attr: JSRef<Attr>) {