Implement synchronous about:blank loading.

Based on initial work by jdm in <https://github.com/servo/servo/pull/8600>.
This commit is contained in:
Ms2ger 2016-11-28 10:23:04 +01:00
parent 2677540cd0
commit b86965f394
34 changed files with 456 additions and 906 deletions

View file

@ -42,7 +42,7 @@ use rand::{Rng, SeedableRng, StdRng, random};
use script_traits::{AnimationState, AnimationTickType, CompositorEvent};
use script_traits::{ConstellationControlMsg, ConstellationMsg as FromCompositorMsg};
use script_traits::{DocumentState, LayoutControlMsg, LoadData};
use script_traits::{IFrameLoadInfo, IFrameSandboxState, TimerEventRequest};
use script_traits::{IFrameLoadInfo, IFrameLoadInfoWithData, IFrameSandboxState, TimerEventRequest};
use script_traits::{LayoutMsg as FromLayoutMsg, ScriptMsg as FromScriptMsg, ScriptThreadFactory};
use script_traits::{LogEntry, ServiceWorkerMsg, webdriver_msg};
use script_traits::{MozBrowserErrorType, MozBrowserEvent, WebDriverCommandMsg, WindowSizeData};
@ -914,11 +914,17 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
}
FromScriptMsg::ScriptLoadedURLInIFrame(load_info) => {
debug!("constellation got iframe URL load message {:?} {:?} {:?}",
load_info.parent_pipeline_id,
load_info.info.parent_pipeline_id,
load_info.old_pipeline_id,
load_info.new_pipeline_id);
load_info.info.new_pipeline_id);
self.handle_script_loaded_url_in_iframe_msg(load_info);
}
FromScriptMsg::ScriptLoadedAboutBlankInIFrame(load_info, lc) => {
debug!("constellation got loaded `about:blank` in iframe message {:?} {:?}",
load_info.parent_pipeline_id,
load_info.new_pipeline_id);
self.handle_script_loaded_about_blank_in_iframe_msg(load_info, lc);
}
FromScriptMsg::ChangeRunningAnimationsState(pipeline_id, animation_state) => {
self.handle_change_running_animations_state(pipeline_id, animation_state)
}
@ -1363,14 +1369,14 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
// will result in a new pipeline being spawned and a frame tree being added to
// parent_pipeline_id's frame tree's children. This message is never the result of a
// page navigation.
fn handle_script_loaded_url_in_iframe_msg(&mut self, load_info: IFrameLoadInfo) {
fn handle_script_loaded_url_in_iframe_msg(&mut self, load_info: IFrameLoadInfoWithData) {
let (load_data, window_size, is_private) = {
let old_pipeline = load_info.old_pipeline_id
.and_then(|old_pipeline_id| self.pipelines.get(&old_pipeline_id));
let source_pipeline = match self.pipelines.get(&load_info.parent_pipeline_id) {
let source_pipeline = match self.pipelines.get(&load_info.info.parent_pipeline_id) {
Some(source_pipeline) => source_pipeline,
None => return warn!("Script loaded url in closed iframe {}.", load_info.parent_pipeline_id),
None => return warn!("Script loaded url in closed iframe {}.", load_info.info.parent_pipeline_id),
};
// If no url is specified, reload.
@ -1384,7 +1390,7 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
LoadData::new(url, None, None)
});
let is_private = load_info.is_private || source_pipeline.is_private;
let is_private = load_info.info.is_private || source_pipeline.is_private;
let window_size = old_pipeline.and_then(|old_pipeline| old_pipeline.size);
@ -1396,20 +1402,65 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
};
// Create the new pipeline, attached to the parent and push to pending frames
self.new_pipeline(load_info.new_pipeline_id,
load_info.frame_id,
Some((load_info.parent_pipeline_id, load_info.frame_type)),
self.new_pipeline(load_info.info.new_pipeline_id,
load_info.info.frame_id,
Some((load_info.info.parent_pipeline_id, load_info.info.frame_type)),
window_size,
load_data,
load_info.sandbox,
is_private);
self.pending_frames.push(FrameChange {
frame_id: load_info.frame_id,
frame_id: load_info.info.frame_id,
old_pipeline_id: load_info.old_pipeline_id,
new_pipeline_id: load_info.new_pipeline_id,
new_pipeline_id: load_info.info.new_pipeline_id,
document_ready: false,
replace: load_info.replace,
replace: load_info.info.replace,
});
}
fn handle_script_loaded_about_blank_in_iframe_msg(&mut self,
load_info: IFrameLoadInfo,
layout_sender: IpcSender<LayoutControlMsg>) {
let IFrameLoadInfo {
parent_pipeline_id,
new_pipeline_id,
frame_type,
replace,
frame_id,
is_private,
} = load_info;
let pipeline = {
let parent_pipeline = match self.pipelines.get(&parent_pipeline_id) {
Some(parent_pipeline) => parent_pipeline,
None => return warn!("Script loaded url in closed iframe {}.", parent_pipeline_id),
};
let script_sender = parent_pipeline.script_chan.clone();
let url = ServoUrl::parse("about:blank").expect("infallible");
Pipeline::new(new_pipeline_id,
frame_id,
Some((parent_pipeline_id, frame_type)),
script_sender,
layout_sender,
self.compositor_proxy.clone_compositor_proxy(),
is_private || parent_pipeline.is_private,
url,
None,
parent_pipeline.visible)
};
assert!(!self.pipelines.contains_key(&new_pipeline_id));
self.pipelines.insert(new_pipeline_id, pipeline);
self.pending_frames.push(FrameChange {
frame_id: frame_id,
old_pipeline_id: None,
new_pipeline_id: new_pipeline_id,
document_ready: false,
replace: replace,
});
}

View file

@ -256,17 +256,19 @@ impl Pipeline {
Ok((pipeline, child_process))
}
fn new(id: PipelineId,
frame_id: FrameId,
parent_info: Option<(PipelineId, FrameType)>,
script_chan: Rc<ScriptChan>,
layout_chan: IpcSender<LayoutControlMsg>,
compositor_proxy: Box<CompositorProxy + 'static + Send>,
is_private: bool,
url: ServoUrl,
size: Option<TypedSize2D<f32, PagePx>>,
visible: bool)
-> Pipeline {
/// Creates a new `Pipeline`, after the script and layout threads have been
/// spawned.
pub fn new(id: PipelineId,
frame_id: FrameId,
parent_info: Option<(PipelineId, FrameType)>,
script_chan: Rc<ScriptChan>,
layout_chan: IpcSender<LayoutControlMsg>,
compositor_proxy: Box<CompositorProxy + 'static + Send>,
is_private: bool,
url: ServoUrl,
size: Option<TypedSize2D<f32, PagePx>>,
visible: bool)
-> Pipeline {
let pipeline = Pipeline {
id: id,
frame_id: frame_id,