chromium/extensions/renderer/bindings/event_emitter.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "extensions/renderer/bindings/event_emitter.h"

#include <algorithm>
#include <utility>

#include "extensions/common/mojom/event_dispatcher.mojom.h"
#include "extensions/renderer/bindings/api_binding_util.h"
#include "extensions/renderer/bindings/api_event_listeners.h"
#include "extensions/renderer/bindings/exception_handler.h"
#include "gin/data_object_builder.h"
#include "gin/object_template_builder.h"
#include "gin/per_context_data.h"

namespace extensions {

namespace {

constexpr const char kEmitterKey[] = …;
constexpr const char kArgumentsKey[] = …;
constexpr const char kFilterKey[] = …;
constexpr const char kEventEmitterTypeName[] = …;

}  // namespace

gin::WrapperInfo EventEmitter::kWrapperInfo = …;

EventEmitter::EventEmitter(bool supports_filters,
                           std::unique_ptr<APIEventListeners> listeners,
                           ExceptionHandler* exception_handler)
    : … { … }

EventEmitter::~EventEmitter() = default;

gin::ObjectTemplateBuilder EventEmitter::GetObjectTemplateBuilder(
    v8::Isolate* isolate) { … }

const char* EventEmitter::GetTypeName() { … }

void EventEmitter::Fire(v8::Local<v8::Context> context,
                        v8::LocalVector<v8::Value>* args,
                        mojom::EventFilteringInfoPtr filter,
                        JSRunner::ResultCallback callback) { … }

v8::Local<v8::Value> EventEmitter::FireSync(
    v8::Local<v8::Context> context,
    v8::LocalVector<v8::Value>* args,
    mojom::EventFilteringInfoPtr filter) { … }

void EventEmitter::Invalidate(v8::Local<v8::Context> context) { … }

size_t EventEmitter::GetNumListeners() const { … }

int EventEmitter::PushFilter(mojom::EventFilteringInfoPtr filter) { … }

mojom::EventFilteringInfoPtr EventEmitter::PopFilter(int filter_id) { … }

void EventEmitter::AddListener(gin::Arguments* arguments) { … }

void EventEmitter::RemoveListener(gin::Arguments* arguments) { … }

bool EventEmitter::HasListener(v8::Local<v8::Function> listener) { … }

bool EventEmitter::HasListeners() { … }

void EventEmitter::Dispatch(gin::Arguments* arguments) { … }

v8::Local<v8::Value> EventEmitter::DispatchSync(
    v8::Local<v8::Context> context,
    v8::LocalVector<v8::Value>* args,
    mojom::EventFilteringInfoPtr filter) { … }

void EventEmitter::DispatchAsync(v8::Local<v8::Context> context,
                                 v8::LocalVector<v8::Value>* args,
                                 mojom::EventFilteringInfoPtr filter,
                                 JSRunner::ResultCallback callback) { … }

// static
void EventEmitter::DispatchAsyncHelper(
    const v8::FunctionCallbackInfo<v8::Value>& info) { … }

}  // namespace extensions