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improve spec compliance of window.close

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This commit is contained in:
Gregory Terzian 2018-05-26 23:41:34 +08:00
parent f63284efc0
commit 2753e5efab
12 changed files with 123 additions and 39 deletions
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21
components/script/script_thread.rs
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@ -220,9 +220,6 @@ enum MixedMessage {
pub enum MainThreadScriptMsg {
/// Common variants associated with the script messages
Common(CommonScriptMsg),
/// Notifies the script that a window associated with a particular pipeline
/// should be closed (only dispatched to ScriptThread).
ExitWindow(PipelineId),
/// Begins a content-initiated load on the specified pipeline (only
/// dispatched to ScriptThread). Allows for a replace bool to be passed. If true,
/// the current entry will be replaced instead of a new entry being added.
@ -1193,7 +1190,6 @@ impl ScriptThread {
MainThreadScriptMsg::Common(CommonScriptMsg::Task(_, _, pipeline_id)) =>
pipeline_id,
MainThreadScriptMsg::Common(CommonScriptMsg::CollectReports(_)) => None,
MainThreadScriptMsg::ExitWindow(pipeline_id) => Some(pipeline_id),
MainThreadScriptMsg::Navigate(pipeline_id, ..) => Some(pipeline_id),
MainThreadScriptMsg::WorkletLoaded(pipeline_id) => Some(pipeline_id),
MainThreadScriptMsg::RegisterPaintWorklet { pipeline_id, .. } => Some(pipeline_id),
@ -1344,9 +1340,6 @@ impl ScriptThread {
MainThreadScriptMsg::Navigate(parent_pipeline_id, load_data, replace) => {
self.handle_navigate(parent_pipeline_id, None, load_data, replace)
},
MainThreadScriptMsg::ExitWindow(id) => {
self.handle_exit_window_msg(id)
},
MainThreadScriptMsg::Common(CommonScriptMsg::Task(_, task, _)) => {
task.run_box()
}
@ -1715,20 +1708,6 @@ impl ScriptThread {
window.set_window_size(new_size);
}
/// We have gotten a window.close from script, which we pass on to the compositor.
/// We do not shut down the script thread now, because the compositor will ask the
/// constellation to shut down the pipeline, which will clean everything up
/// normally. If we do exit, we will tear down the DOM nodes, possibly at a point
/// where layout is still accessing them.
fn handle_exit_window_msg(&self, id: PipelineId) {
debug!("script thread handling exit window msg");
// TODO(tkuehn): currently there is only one window,
// so this can afford to be naive and just shut down the
// constellation. In the future it'll need to be smarter.
self.script_sender.send((id, ScriptMsg::Exit)).unwrap();
}
/// We have received notification that the response associated with a load has completed.
/// Kick off the document and frame tree creation process using the result.
fn handle_page_headers_available(&self, id: &PipelineId,