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send message to embedder in prompt_to_unload

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This commit is contained in:
Gregory Terzian 2018-05-19 19:13:48 +08:00
parent 4234b1252a
commit 2812b3cf4a
3 changed files with 24 additions and 4 deletions
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18
components/script/dom/document.rs
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@ -10,8 +10,10 @@ use dom::attr::Attr;
use dom::beforeunloadevent::BeforeUnloadEvent;
use dom::bindings::callback::ExceptionHandling;
use dom::bindings::cell::DomRefCell;
use dom::bindings::codegen::Bindings::BeforeUnloadEventBinding::BeforeUnloadEventBinding::BeforeUnloadEventMethods;
use dom::bindings::codegen::Bindings::DocumentBinding;
use dom::bindings::codegen::Bindings::DocumentBinding::{DocumentMethods, DocumentReadyState, ElementCreationOptions};
use dom::bindings::codegen::Bindings::EventBinding::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::HTMLIFrameElementBinding::HTMLIFrameElementBinding::HTMLIFrameElementMethods;
use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
use dom::bindings::codegen::Bindings::NodeFilterBinding::NodeFilter;
@ -95,7 +97,7 @@ use fetch::FetchCanceller;
use html5ever::{LocalName, Namespace, QualName};
use hyper::header::{Header, SetCookie};
use hyper_serde::Serde;
use ipc_channel::ipc::IpcSender;
use ipc_channel::ipc::{self, IpcSender};
use js::jsapi::{JSContext, JSObject, JSRuntime};
use js::jsapi::JS_GetRuntime;
use metrics::{InteractiveFlag, InteractiveMetrics, InteractiveWindow, ProfilerMetadataFactory, ProgressiveWebMetric};
@ -108,7 +110,7 @@ use net_traits::pub_domains::is_pub_domain;
use net_traits::request::RequestInit;
use net_traits::response::HttpsState;
use num_traits::ToPrimitive;
use profile_traits::ipc;
use profile_traits::ipc as profile_ipc;
use profile_traits::time::{TimerMetadata, TimerMetadataFrameType, TimerMetadataReflowType};
use ref_slice::ref_slice;
use script_layout_interface::message::{Msg, NodesFromPointQueryType, QueryMsg, ReflowGoal};
@ -1665,7 +1667,15 @@ impl Document {
// Step 7
self.salvageable.set(!has_listeners);
let mut can_unload = true;
// TODO: Step 8 send a message to embedder to prompt user.
// TODO: Step 8, also check sandboxing modals flag.
let default_prevented = event.DefaultPrevented();
let return_value_not_empty = !event.downcast::<BeforeUnloadEvent>().unwrap().ReturnValue().is_empty();
if default_prevented || return_value_not_empty {
let (chan, port) = ipc::channel().expect("Failed to create IPC channel!");
let msg = EmbedderMsg::AllowUnload(chan);
self.send_to_embedder(msg);
can_unload = port.recv().unwrap();
}
// Step 9
if !recursive_flag {
for iframe in self.iter_iframes() {
@ -3638,7 +3648,7 @@ impl DocumentMethods for Document {
}
let url = self.url();
let (tx, rx) = ipc::channel(self.global().time_profiler_chan().clone()).unwrap();
let (tx, rx) = profile_ipc::channel(self.global().time_profiler_chan().clone()).unwrap();
let _ = self.window
.upcast::<GlobalScope>()
.resource_threads()