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implementing MainThreadRunnable in ScriptTask

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snf 2015-03-25 19:28:02 +00:00
parent da2231a8fa
commit e1f34b827d
1 changed files with 8 additions and 0 deletions
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8
components/script/script_task.rs
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@ -155,6 +155,10 @@ pub trait Runnable {
fn handler(self: Box<Self>);
}
pub trait MainThreadRunnable {
fn handler(self: Box<Self>, script_task: &ScriptTask);
}
/// Messages used to control script event loops, such as ScriptTask and
/// DedicatedWorkerGlobalScope.
pub enum ScriptMsg {
@ -176,6 +180,8 @@ pub enum ScriptMsg {
DOMMessage(StructuredCloneData),
/// Generic message that encapsulates event handling.
RunnableMsg(Box<Runnable+Send>),
/// Generic message for running tasks in the ScriptTask
MainThreadRunnableMsg(Box<MainThreadRunnable+Send>),
/// A DOM object's last pinned reference was removed (dispatched to all tasks).
RefcountCleanup(TrustedReference),
/// The final network response for a page has arrived.
@ -675,6 +681,8 @@ impl ScriptTask {
panic!("unexpected message"),
ScriptMsg::RunnableMsg(runnable) =>
runnable.handler(),
ScriptMsg::MainThreadRunnableMsg(runnable) =>
runnable.handler(self),
ScriptMsg::RefcountCleanup(addr) =>
LiveDOMReferences::cleanup(self.get_cx(), addr),
ScriptMsg::PageFetchComplete(id, subpage, response) =>