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Do not store the event.returnValue.

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This commit is contained in:
Cheng Zhao 2013-09-22 10:03:47 +08:00
commit 1e4762ce92
3 changed files with 7 additions and 21 deletions
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14
browser/api/atom_api_event.cc
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@ -46,14 +46,6 @@ v8::Handle<v8::Object> Event::CreateV8Object() {
return scope.Close(v8_event);
}
// static
string16 Event::GetReturnValue(v8::Handle<v8::Object> event) {
v8::HandleScope scope;
v8::Local<v8::Value> json = event->Get(v8::String::New("returnValue"));
return V8ValueToUTF16(json);
}
void Event::SetSenderAndMessage(IPC::Sender* sender, IPC::Message* message) {
DCHECK(!sender_);
DCHECK(!message_);
@ -87,13 +79,15 @@ v8::Handle<v8::Value> Event::SendReply(const v8::Arguments& args) {
return node::ThrowError("Event is already destroyed");
if (event->sender_ == NULL)
return node::ThrowError("Can only send reply to synchronous events");
return node::ThrowError("Can only send reply to synchronous events once");
string16 json = GetReturnValue(args.This());
string16 json = V8ValueToUTF16(args[0]);
AtomViewHostMsg_Message_Sync::WriteReplyParams(event->message_, json);
event->sender_->Send(event->message_);
event->sender_ = NULL;
event->message_ = NULL;
return v8::Undefined();
}

3
browser/api/atom_api_event.h
View file

@ -25,9 +25,6 @@ class Event : public node::ObjectWrap {
// Create a V8 Event object.
static v8::Handle<v8::Object> CreateV8Object();
// Get JSON string of the event.returnValue from a Event object.
static string16 GetReturnValue(v8::Handle<v8::Object> event);
// Pass the sender and message to be replied.
void SetSenderAndMessage(IPC::Sender* sender, IPC::Message* message);

11
browser/api/lib/ipc.coffee
View file

@ -15,15 +15,10 @@ class Ipc extends EventEmitter
process.on 'ATOM_INTERNAL_MESSAGE', (args...) =>
@emit(args...)
process.on 'ATOM_INTERNAL_MESSAGE_SYNC', (channel, event, args...) =>
returnValue = null
get = -> returnValue
set = (value) ->
throw new Error('returnValue can be only set once') if returnValue?
returnValue = JSON.stringify(value)
event.sendReply()
set = (value) -> event.sendReply JSON.stringify(value)
Object.defineProperty event, 'returnValue', {get, set}
Object.defineProperty event, 'result', {get, set}
Object.defineProperty event, 'returnValue', {set}
Object.defineProperty event, 'result', {set}
@emit(channel, event, args...)