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Introduce Pipeline::spawn().

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This commit is contained in:
Ms2ger 2016-05-26 10:10:22 +02:00
parent 82832f134b
commit 739e091e8b
2 changed files with 59 additions and 42 deletions
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65
components/constellation/constellation.rs
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@ -406,45 +406,36 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
initial_window_size: Option<TypedSize2D<PagePx, f32>>,
script_channel: Option<IpcSender<ConstellationControlMsg>>,
load_data: LoadData) {
let spawning_content = script_channel.is_none();
let (pipeline, unprivileged_pipeline_content, privileged_pipeline_content) =
Pipeline::create::<LTF, STF>(InitialPipelineState {
id: pipeline_id,
parent_info: parent_info,
constellation_chan: self.script_sender.clone(),
layout_to_constellation_chan: self.layout_sender.clone(),
panic_chan: self.panic_sender.clone(),
scheduler_chan: self.scheduler_chan.clone(),
compositor_proxy: self.compositor_proxy.clone_compositor_proxy(),
devtools_chan: self.devtools_chan.clone(),
bluetooth_thread: self.bluetooth_thread.clone(),
image_cache_thread: self.image_cache_thread.clone(),
font_cache_thread: self.font_cache_thread.clone(),
resource_threads: self.resource_threads.clone(),
time_profiler_chan: self.time_profiler_chan.clone(),
mem_profiler_chan: self.mem_profiler_chan.clone(),
window_size: initial_window_size,
script_chan: script_channel,
load_data: load_data,
device_pixel_ratio: self.window_size.device_pixel_ratio,
pipeline_namespace_id: self.next_pipeline_namespace_id(),
webrender_api_sender: self.webrender_api_sender.clone(),
});
let result = Pipeline::spawn::<Message, LTF, STF>(InitialPipelineState {
id: pipeline_id,
parent_info: parent_info,
constellation_chan: self.script_sender.clone(),
layout_to_constellation_chan: self.layout_sender.clone(),
panic_chan: self.panic_sender.clone(),
scheduler_chan: self.scheduler_chan.clone(),
compositor_proxy: self.compositor_proxy.clone_compositor_proxy(),
devtools_chan: self.devtools_chan.clone(),
bluetooth_thread: self.bluetooth_thread.clone(),
image_cache_thread: self.image_cache_thread.clone(),
font_cache_thread: self.font_cache_thread.clone(),
resource_threads: self.resource_threads.clone(),
time_profiler_chan: self.time_profiler_chan.clone(),
mem_profiler_chan: self.mem_profiler_chan.clone(),
window_size: initial_window_size,
script_chan: script_channel,
load_data: load_data,
device_pixel_ratio: self.window_size.device_pixel_ratio,
pipeline_namespace_id: self.next_pipeline_namespace_id(),
webrender_api_sender: self.webrender_api_sender.clone(),
});
privileged_pipeline_content.start();
let (pipeline, child_process) = match result {
Ok(result) => result,
Err(e) => return self.handle_send_error(pipeline_id, e),
};
if spawning_content {
// Spawn the child process.
//
// Yes, that's all there is to it!
if opts::multiprocess() {
match unprivileged_pipeline_content.spawn_multiprocess() {
Ok(child_process) => self.child_processes.push(child_process),
Err(e) => self.handle_send_error(pipeline_id, e),
}
} else {
unprivileged_pipeline_content.start_all::<Message, LTF, STF>(false);
}
if let Some(child_process) = child_process {
self.child_processes.push(child_process);
}
assert!(!self.pipelines.contains_key(&pipeline_id));