mirror of
https://github.com/servo/servo.git
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56 lines
1.8 KiB
Rust
56 lines
1.8 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};
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use dom::eventtarget::EventTarget;
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use dom::window::Window;
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use script_runtime::{CommonScriptMsg, ScriptThreadEventCategory};
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use script_thread::MainThreadScriptMsg;
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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 std::sync::mpsc::Sender;
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use task::{Task, TaskCanceller};
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use task_source::TaskSource;
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#[derive(Clone, JSTraceable)]
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pub struct UserInteractionTaskSource(pub Sender<MainThreadScriptMsg>);
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impl fmt::Debug for UserInteractionTaskSource {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "UserInteractionTaskSource(...)")
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}
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}
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impl TaskSource for UserInteractionTaskSource {
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fn queue_with_canceller<T>(
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&self,
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msg: Box<T>,
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canceller: &TaskCanceller,
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) -> Result<(), ()>
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where
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T: Task + Send + 'static,
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{
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let msg = MainThreadScriptMsg::Common(CommonScriptMsg::Task(
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ScriptThreadEventCategory::InputEvent,
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canceller.wrap_task(msg),
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));
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self.0.send(msg).map_err(|_| ())
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}
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}
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impl UserInteractionTaskSource {
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pub fn queue_event(&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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let target = Trusted::new(target);
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let task = box EventTask { target, name, bubbles, cancelable };
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let _ = self.queue(task, window.upcast());
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}
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}
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