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Update rustc to 00b112c45a604fa6f4b59af2a40c9deeadfdb7c6/rustc-1.0.0-dev.

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Josh Matthews 2015-01-15 13:26:44 -05:00 • committed by Glenn Watson
parent ff8cbff810
commit 95fc29fa0d
255 changed files with 3550 additions and 3362 deletions
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68
components/compositing/constellation.rs
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@ -17,7 +17,7 @@ use libc;
use script_traits::{CompositorEvent, ConstellationControlMsg};
use script_traits::{ScriptControlChan, ScriptTaskFactory};
use servo_msg::compositor_msg::LayerId;
use servo_msg::constellation_msg::{mod, ConstellationChan, Failure};
use servo_msg::constellation_msg::{self, ConstellationChan, Failure};
use servo_msg::constellation_msg::{IFrameSandboxState, NavigationDirection};
use servo_msg::constellation_msg::{Key, KeyState, KeyModifiers};
use servo_msg::constellation_msg::{LoadData, NavigationType};
@ -39,6 +39,7 @@ use std::collections::{HashMap, HashSet};
use std::io;
use std::mem::replace;
use std::rc::Rc;
use std::sync::mpsc::{Receiver, channel};
use url::Url;
/// Maintains the pipelines and navigation context and grants permission to composite.
@ -91,7 +92,7 @@ pub struct Constellation<LTF, STF> {
}
/// A unique ID used to identify a frame.
#[deriving(Copy)]
#[derive(Copy)]
pub struct FrameId(u32);
/// One frame in the hierarchy.
@ -125,7 +126,7 @@ impl FrameTree {
}
}
#[deriving(Clone)]
#[derive(Clone)]
struct ChildFrameTree {
frame_tree: Rc<FrameTree>,
/// Clipping rect representing the size and position, in page coordinates, of the visible
@ -234,7 +235,8 @@ struct FrameTreeIterator {
stack: Vec<Rc<FrameTree>>,
}
impl Iterator<Rc<FrameTree>> for FrameTreeIterator {
impl Iterator for FrameTreeIterator {
type Item = Rc<FrameTree>;
fn next(&mut self) -> Option<Rc<FrameTree>> {
match self.stack.pop() {
Some(next) => {
@ -294,7 +296,7 @@ impl NavigationContext {
/// Loads a new set of page frames, returning all evicted frame trees
fn load(&mut self, frame_tree: Rc<FrameTree>, compositor_proxy: &mut CompositorProxy)
-> Vec<Rc<FrameTree>> {
debug!("navigating to {}", frame_tree.pipeline.borrow().id);
debug!("navigating to {:?}", frame_tree.pipeline.borrow().id);
let evicted = replace(&mut self.next, vec!());
match self.current.take() {
Some(current) => self.previous.push(current),
@ -350,7 +352,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
-> ConstellationChan {
let (constellation_port, constellation_chan) = ConstellationChan::new();
let constellation_chan_clone = constellation_chan.clone();
spawn_named("Constellation".to_owned(), proc() {
spawn_named("Constellation".to_owned(), move || {
let mut constellation: Constellation<LTF, STF> = Constellation {
chan: constellation_chan_clone,
request_port: constellation_port,
@ -380,7 +382,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
fn run(&mut self) {
loop {
let request = self.request_port.recv();
let request = self.request_port.recv().unwrap();
if !self.handle_request(request) {
break;
}
@ -517,17 +519,17 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
pipeline.exit(PipelineExitType::Complete);
}
self.image_cache_task.exit();
self.resource_task.send(resource_task::ControlMsg::Exit);
self.resource_task.send(resource_task::ControlMsg::Exit).unwrap();
self.devtools_chan.as_ref().map(|chan| {
chan.send(devtools_traits::ServerExitMsg);
chan.send(devtools_traits::ServerExitMsg).unwrap();
});
self.storage_task.send(StorageTaskMsg::Exit);
self.storage_task.send(StorageTaskMsg::Exit).unwrap();
self.font_cache_task.exit();
self.compositor_proxy.send(CompositorMsg::ShutdownComplete);
}
fn handle_failure_msg(&mut self, pipeline_id: PipelineId, subpage_id: Option<SubpageId>) {
debug!("handling failure message from pipeline {}, {}", pipeline_id, subpage_id);
debug!("handling failure message from pipeline {:?}, {:?}", pipeline_id, subpage_id);
if opts::get().hard_fail {
// It's quite difficult to make Servo exit cleanly if some tasks have failed.
@ -604,11 +606,11 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
fn handle_frame_rect_msg(&mut self, pipeline_id: PipelineId, subpage_id: SubpageId,
rect: TypedRect<PagePx, f32>) {
debug!("Received frame rect {} from {}, {}", rect, pipeline_id, subpage_id);
debug!("Received frame rect {:?} from {:?}, {:?}", rect, pipeline_id, subpage_id);
let mut already_sent = HashSet::new();
// Returns true if a child frame tree's subpage id matches the given subpage id
let subpage_eq = |child_frame_tree: & &mut ChildFrameTree| {
let subpage_eq = |&:child_frame_tree: & &mut ChildFrameTree| {
child_frame_tree.frame_tree.pipeline.borrow().
subpage_id.expect("Constellation:
child frame does not have a subpage id. This should not be possible.")
@ -679,7 +681,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
visible_viewport: rect.size,
initial_viewport: rect.size * ScaleFactor(1.0),
device_pixel_ratio: device_pixel_ratio,
}));
})).unwrap();
compositor_proxy.send(CompositorMsg::SetLayerOrigin(
pipeline.id,
LayerId::null(),
@ -697,7 +699,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
old_subpage_id: SubpageId) {
let existing_tree = match frame_tree.find_with_subpage_id(Some(old_subpage_id)) {
Some(existing_tree) => existing_tree.clone(),
None => panic!("Tried to update non-existing frame tree with pipeline={} subpage={}",
None => panic!("Tried to update non-existing frame tree with pipeline={:?} subpage={:?}",
new_pipeline.id,
old_subpage_id),
};
@ -716,7 +718,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
old_pipeline.to_sendable(),
new_pipeline.to_sendable(),
chan));
let _ = port.recv_opt();
let _ = port.recv();
}
fn create_or_update_child_pipeline(&mut self,
@ -770,10 +772,10 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
// FIXME(tkuehn): Need to follow the standardized spec for checking same-origin
// Reuse the script task if the URL is same-origin
let script_pipeline = if same_script {
debug!("Constellation: loading same-origin iframe at {}", url);
debug!("Constellation: loading same-origin iframe at {:?}", url);
Some(source_pipeline.clone())
} else {
debug!("Constellation: loading cross-origin iframe at {}", url);
debug!("Constellation: loading cross-origin iframe at {:?}", url);
None
};
@ -801,7 +803,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
fn handle_load_url_msg(&mut self, source_id: PipelineId, load_data: LoadData) {
let url = load_data.url.to_string();
debug!("Constellation: received message to load {}", url);
debug!("Constellation: received message to load {:?}", url);
// Make sure no pending page would be overridden.
let source_frame = self.current_frame().as_ref().unwrap().find(source_id).expect(
"Constellation: received a LoadUrl message from a pipeline_id associated
@ -837,7 +839,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
}
fn handle_navigate_msg(&mut self, direction: constellation_msg::NavigationDirection) {
debug!("received message to navigate {}", direction);
debug!("received message to navigate {:?}", direction);
// TODO(tkuehn): what is the "critical point" beyond which pending frames
// should not be cleared? Currently, the behavior is that forward/back
@ -886,7 +888,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
self.current_frame().as_ref().map(|frame| {
let ScriptControlChan(ref chan) = frame.pipeline.borrow().script_chan;
chan.send(ConstellationControlMsg::SendEvent(
frame.pipeline.borrow().id, CompositorEvent::KeyEvent(key, state, mods)));
frame.pipeline.borrow().id, CompositorEvent::KeyEvent(key, state, mods))).unwrap();
});
}
@ -895,13 +897,13 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
None => self.compositor_proxy.send(CompositorMsg::ChangePageTitle(pipeline_id, None)),
Some(pipeline) => {
let ScriptControlChan(ref script_channel) = pipeline.script_chan;
script_channel.send(ConstellationControlMsg::GetTitle(pipeline_id));
script_channel.send(ConstellationControlMsg::GetTitle(pipeline_id)).unwrap();
}
}
}
fn handle_painter_ready_msg(&mut self, pipeline_id: PipelineId) {
debug!("Painter {} ready to send paint msg", pipeline_id);
debug!("Painter {:?} ready to send paint msg", pipeline_id);
// This message could originate from a pipeline in the navigation context or
// from a pending frame. The only time that we will grant paint permission is
// when the message originates from a pending frame or the current frame.
@ -921,7 +923,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
});
match pending_index {
Some(pending_index) => {
let frame_change = self.pending_frames.swap_remove(pending_index).unwrap();
let frame_change = self.pending_frames.swap_remove(pending_index);
let to_add = frame_change.after.clone();
// Create the next frame tree that will be given to the compositor
@ -935,7 +937,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
// If there are frames to revoke permission from, do so now.
match frame_change.before {
Some(revoke_id) if self.current_frame().is_some() => {
debug!("Constellation: revoking permission from {}", revoke_id);
debug!("Constellation: revoking permission from {:?}", revoke_id);
let current_frame = self.current_frame().as_ref().unwrap();
let to_revoke = current_frame.find(revoke_id).expect(
@ -952,7 +954,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
let mut flag = false;
{
if to_add.parent.borrow().is_some() {
debug!("Constellation: replacing {} with {} in {}",
debug!("Constellation: replacing {:?} with {:?} in {:?}",
revoke_id, to_add.pipeline.borrow().id,
next_frame_tree.pipeline.borrow().id);
flag = true;
@ -994,7 +996,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
debug!("constellation sending resize message to active frame");
let pipeline = &*frame_tree.pipeline.borrow();;
let ScriptControlChan(ref chan) = pipeline.script_chan;
let _ = chan.send_opt(ConstellationControlMsg::Resize(pipeline.id, new_size));
let _ = chan.send(ConstellationControlMsg::Resize(pipeline.id, new_size));
already_seen.insert(pipeline.id);
}
for frame_tree in self.navigation_context.previous.iter()
@ -1003,7 +1005,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
if !already_seen.contains(&pipeline.id) {
debug!("constellation sending resize message to inactive frame");
let ScriptControlChan(ref chan) = pipeline.script_chan;
let _ = chan.send_opt(ConstellationControlMsg::ResizeInactive(pipeline.id, new_size));
let _ = chan.send(ConstellationControlMsg::ResizeInactive(pipeline.id, new_size));
already_seen.insert(pipeline.id);
}
}
@ -1013,10 +1015,10 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
for change in self.pending_frames.iter() {
let frame_tree = &change.after;
if frame_tree.parent.borrow().is_none() {
debug!("constellation sending resize message to pending outer frame ({})",
debug!("constellation sending resize message to pending outer frame ({:?})",
frame_tree.pipeline.borrow().id);
let ScriptControlChan(ref chan) = frame_tree.pipeline.borrow().script_chan;
let _ = chan.send_opt(ConstellationControlMsg::Resize(
let _ = chan.send(ConstellationControlMsg::Resize(
frame_tree.pipeline.borrow().id, new_size));
}
}
@ -1071,7 +1073,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
self.compositor_proxy.send(CompositorMsg::SetFrameTree(frame_tree.to_sendable(),
chan,
self.chan.clone()));
if port.recv_opt().is_err() {
if port.recv().is_err() {
debug!("Compositor has discarded SetFrameTree");
return; // Our message has been discarded, probably shutting down.
}
@ -1126,12 +1128,12 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
child.frame_tree.pipeline.borrow().to_sendable(),
child.rect,
chan));
match port.recv_opt() {
match port.recv() {
Ok(()) => {
child.frame_tree.has_compositor_layer.set(true);
child.frame_tree.pipeline.borrow().grant_paint_permission();
}
Err(()) => {} // The message has been discarded, we are probably shutting down.
Err(_) => {} // The message has been discarded, we are probably shutting down.
}
}
}