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implement window.open, create auxiliary browsing context

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This commit is contained in:
Gregory Terzian 2018-04-22 12:58:30 +08:00
parent 3e96a322ae
commit f408b798c4
93 changed files with 476 additions and 324 deletions
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61
components/constellation/constellation.rs
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@ -123,7 +123,7 @@ use network_listener::NetworkListener;
use pipeline::{InitialPipelineState, Pipeline};
use profile_traits::mem;
use profile_traits::time;
use script_traits::{AnimationState, AnimationTickType, CompositorEvent};
use script_traits::{AnimationState, AuxiliaryBrowsingContextLoadInfo, AnimationTickType, CompositorEvent};
use script_traits::{ConstellationControlMsg, ConstellationMsg as FromCompositorMsg, DiscardBrowsingContext};
use script_traits::{DocumentActivity, DocumentState, LayoutControlMsg, LoadData};
use script_traits::{IFrameLoadInfo, IFrameLoadInfoWithData, IFrameSandboxState, TimerSchedulerMsg};
@ -1121,6 +1121,9 @@ where
FromScriptMsg::ScriptNewIFrame(load_info, layout_sender) => {
self.handle_script_new_iframe(load_info, layout_sender);
},
FromScriptMsg::ScriptNewAuxiliary(load_info, layout_sender) => {
self.handle_script_new_auxiliary(load_info, layout_sender);
},
FromScriptMsg::ChangeRunningAnimationsState(animation_state) => {
self.handle_change_running_animations_state(source_pipeline_id, animation_state)
},
@ -1868,6 +1871,62 @@ where
});
}
fn handle_script_new_auxiliary(&mut self,
load_info: AuxiliaryBrowsingContextLoadInfo,
layout_sender: IpcSender<LayoutControlMsg>) {
let AuxiliaryBrowsingContextLoadInfo {
opener_pipeline_id,
new_top_level_browsing_context_id,
new_browsing_context_id,
new_pipeline_id,
} = load_info;
let url = ServoUrl::parse("about:blank").expect("infallible");
// TODO: Referrer?
let load_data = LoadData::new(url.clone(), None, None, None);
let pipeline = {
let opener_pipeline = match self.pipelines.get(&opener_pipeline_id) {
Some(parent_pipeline) => parent_pipeline,
None => return warn!("Auxiliary loaded url in closed pipeline {}.", opener_pipeline_id),
};
let opener_host = match reg_host(&opener_pipeline.url) {
Some(host) => host,
None => return warn!("Auxiliary loaded pipeline with no url {}.", opener_pipeline_id),
};
let script_sender = opener_pipeline.event_loop.clone();
// https://html.spec.whatwg.org/multipage/#unit-of-related-similar-origin-browsing-contexts
// If the auxiliary shares the host/scheme with the creator, they share an event-loop.
// So the first entry for the auxiliary, itself currently "about:blank",
// is the event-loop for the current host of the creator.
self.event_loops.entry(new_top_level_browsing_context_id)
.or_insert_with(HashMap::new)
.insert(opener_host, Rc::downgrade(&script_sender));
Pipeline::new(new_pipeline_id,
new_browsing_context_id,
new_top_level_browsing_context_id,
None,
script_sender,
layout_sender,
self.compositor_proxy.clone(),
opener_pipeline.is_private,
url,
opener_pipeline.visible,
load_data)
};
assert!(!self.pipelines.contains_key(&new_pipeline_id));
self.pipelines.insert(new_pipeline_id, pipeline);
self.joint_session_histories.insert(new_top_level_browsing_context_id, JointSessionHistory::new());
self.add_pending_change(SessionHistoryChange {
top_level_browsing_context_id: new_top_level_browsing_context_id,
browsing_context_id: new_browsing_context_id,
new_pipeline_id: new_pipeline_id,
replace: None,
});
}
fn handle_pending_paint_metric(&self, pipeline_id: PipelineId, epoch: Epoch) {
self.compositor_proxy
.send(ToCompositorMsg::PendingPaintMetric(pipeline_id, epoch))