Use associated types to improve LayoutThreadFactory and ScriptThreadFactory.

This commit is contained in:
Ms2ger 2016-05-24 17:50:06 +02:00
parent cd1396fa9a
commit 49d244d39c
8 changed files with 47 additions and 78 deletions

View file

@ -89,7 +89,7 @@ enum ReadyToSave {
/// `ScriptThreadFactory` (which in practice are implemented by
/// `LayoutThread` in the `layout` crate, and `ScriptThread` in
/// the `script` crate).
pub struct Constellation<LTF, STF> {
pub struct Constellation<Message, LTF, STF> {
/// A channel through which script messages can be sent to this object.
script_sender: IpcSender<FromScriptMsg>,
@ -166,7 +166,7 @@ pub struct Constellation<LTF, STF> {
/// A channel through which messages can be sent to the memory profiler.
mem_profiler_chan: mem::ProfilerChan,
phantom: PhantomData<(LTF, STF)>,
phantom: PhantomData<(Message, LTF, STF)>,
window_size: WindowSizeData,
@ -318,7 +318,10 @@ enum ChildProcess {
Unsandboxed(process::Child),
}
impl<LTF: LayoutThreadFactory, STF: ScriptThreadFactory> Constellation<LTF, STF> {
impl<Message, LTF, STF> Constellation<Message, LTF, STF>
where LTF: LayoutThreadFactory<Message=Message>,
STF: ScriptThreadFactory<Message=Message>
{
pub fn start(state: InitialConstellationState) -> Sender<FromCompositorMsg> {
let (ipc_script_sender, ipc_script_receiver) = ipc::channel().expect("ipc channel failure");
let script_receiver = ROUTER.route_ipc_receiver_to_new_mpsc_receiver(ipc_script_receiver);
@ -333,7 +336,7 @@ impl<LTF: LayoutThreadFactory, STF: ScriptThreadFactory> Constellation<LTF, STF>
let compositor_sender_clone = compositor_sender.clone();
spawn_named("Constellation".to_owned(), move || {
let mut constellation: Constellation<LTF, STF> = Constellation {
let mut constellation: Constellation<Message, LTF, STF> = Constellation {
script_sender: ipc_script_sender,
compositor_sender: compositor_sender_clone,
layout_sender: ipc_layout_sender,
@ -455,7 +458,7 @@ impl<LTF: LayoutThreadFactory, STF: ScriptThreadFactory> Constellation<LTF, STF>
if opts::multiprocess() {
self.spawn_multiprocess(pipeline_id, unprivileged_pipeline_content);
} else {
unprivileged_pipeline_content.start_all::<LTF, STF>(false);
unprivileged_pipeline_content.start_all::<Message, LTF, STF>(false);
}
}