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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_RENDERER_IPC_MESSAGE_SENDER_H_
#define EXTENSIONS_RENDERER_IPC_MESSAGE_SENDER_H_
#include "base/macros.h"
#include <memory>
#include <string>
#include "extensions/renderer/bindings/api_binding_types.h"
struct ExtensionHostMsg_Request_Params;
namespace base {
class DictionaryValue;
}
namespace extensions {
class ScriptContext;
class WorkerThreadDispatcher;
struct Message;
struct MessageTarget;
struct PortId;
// A class to handle sending bindings-related messages to the browser. Different
// versions handle main thread vs. service worker threads.
class IPCMessageSender {
public:
virtual ~IPCMessageSender();
// Sends a request message to the browser.
virtual void SendRequestIPC(
ScriptContext* context,
std::unique_ptr<ExtensionHostMsg_Request_Params> params,
binding::RequestThread thread) = 0;
// Handles sending any additional messages required after receiving a response
// to a request.
virtual void SendOnRequestResponseReceivedIPC(int request_id) = 0;
// Sends a message to add/remove an unfiltered listener.
virtual void SendAddUnfilteredEventListenerIPC(
ScriptContext* context,
const std::string& event_name) = 0;
virtual void SendRemoveUnfilteredEventListenerIPC(
ScriptContext* context,
const std::string& event_name) = 0;
// Sends a message to add/remove a lazy unfiltered listener.
virtual void SendAddUnfilteredLazyEventListenerIPC(
ScriptContext* context,
const std::string& event_name) = 0;
virtual void SendRemoveUnfilteredLazyEventListenerIPC(
ScriptContext* context,
const std::string& event_name) = 0;
// Sends a message to add/remove a filtered listener.
virtual void SendAddFilteredEventListenerIPC(
ScriptContext* context,
const std::string& event_name,
const base::DictionaryValue& filter,
bool is_lazy) = 0;
virtual void SendRemoveFilteredEventListenerIPC(
ScriptContext* context,
const std::string& event_name,
const base::DictionaryValue& filter,
bool remove_lazy_listener) = 0;
// Opens a message channel to the specified target.
virtual void SendOpenMessageChannel(ScriptContext* script_context,
const PortId& port_id,
const MessageTarget& target,
const std::string& channel_name,
bool include_tls_channel_id) = 0;
// Sends a message to open/close a mesage port or send a message to an
// existing port.
virtual void SendOpenMessagePort(int routing_id, const PortId& port_id) = 0;
virtual void SendCloseMessagePort(int routing_id,
const PortId& port_id,
bool close_channel) = 0;
virtual void SendPostMessageToPort(int routing_id,
const PortId& port_id,
const Message& message) = 0;
// Creates an IPCMessageSender for use on the main thread.
static std::unique_ptr<IPCMessageSender> CreateMainThreadIPCMessageSender();
// Creates an IPCMessageSender for use on a worker thread.
static std::unique_ptr<IPCMessageSender> CreateWorkerThreadIPCMessageSender(
WorkerThreadDispatcher* dispatcher,
int64_t service_worker_version_id);
protected:
IPCMessageSender();
DISALLOW_COPY_AND_ASSIGN(IPCMessageSender);
};
} // namespace extensions
#endif // EXTENSIONS_RENDERER_IPC_MESSAGE_SENDER_H_
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