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42903412c7
Send> We don't have `window` for `workers`. So, if we use `global.as_window()` to get the DOMManipulationTaskSource, it will make worker panic. Instead, we should get the DOMManipulationTaskSource from each own thread. Ref: https://github.com/servo/servo/pull/20755#discussion_r193557746
74 lines
2.3 KiB
Rust
74 lines
2.3 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::bindings::inheritance::Castable;
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use dom::bindings::refcounted::Trusted;
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use dom::event::{EventBubbles, EventCancelable, EventTask, SimpleEventTask};
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use dom::eventtarget::EventTarget;
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use dom::window::Window;
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use msg::constellation_msg::PipelineId;
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use script_runtime::{CommonScriptMsg, ScriptChan, ScriptThreadEventCategory};
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use servo_atoms::Atom;
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use std::fmt;
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use std::result::Result;
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use task::{TaskCanceller, TaskOnce};
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use task_source::{TaskSource, TaskSourceName};
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#[derive(JSTraceable)]
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pub struct DOMManipulationTaskSource(pub Box<ScriptChan + Send>, pub PipelineId);
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impl Clone for DOMManipulationTaskSource {
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fn clone(&self) -> DOMManipulationTaskSource {
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DOMManipulationTaskSource(self.0.clone(), self.1.clone())
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}
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}
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impl fmt::Debug for DOMManipulationTaskSource {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "DOMManipulationTaskSource(...)")
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}
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}
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impl TaskSource for DOMManipulationTaskSource {
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const NAME: TaskSourceName = TaskSourceName::DOMManipulation;
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fn queue_with_canceller<T>(&self, task: T, canceller: &TaskCanceller) -> Result<(), ()>
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where
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T: TaskOnce + 'static,
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{
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let msg_task = CommonScriptMsg::Task(
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ScriptThreadEventCategory::ScriptEvent,
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Box::new(canceller.wrap_task(task)),
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Some(self.1),
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DOMManipulationTaskSource::NAME,
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);
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self.0.send(msg_task).map_err(|_| ())
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}
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}
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impl DOMManipulationTaskSource {
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pub fn queue_event(
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&self,
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target: &EventTarget,
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name: Atom,
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bubbles: EventBubbles,
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cancelable: EventCancelable,
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window: &Window,
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) {
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let target = Trusted::new(target);
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let task = EventTask {
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target: target,
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name: name,
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bubbles: bubbles,
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cancelable: cancelable,
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};
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let _ = self.queue(task, window.upcast());
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}
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pub fn queue_simple_event(&self, target: &EventTarget, name: Atom, window: &Window) {
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let target = Trusted::new(target);
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let _ = self.queue(SimpleEventTask { target, name }, window.upcast());
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}
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}
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