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// Copyright 2015 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 ANDROID_WEBVIEW_BROWSER_MESSAGE_PORT_MESSAGE_FILTER_H_
#define ANDROID_WEBVIEW_BROWSER_MESSAGE_PORT_MESSAGE_FILTER_H_
#include "base/callback.h"
#include "content/public/browser/browser_message_filter.h"
#include "content/public/browser/message_port_delegate.h"
namespace android_webview {
// Filter for Aw specific MessagePort related IPC messages (creating and
// destroying a MessagePort, sending a message via a MessagePort etc).
class AwMessagePortMessageFilter : public content::BrowserMessageFilter,
public content::MessagePortDelegate {
public:
explicit AwMessagePortMessageFilter(int route_id);
// BrowserMessageFilter implementation.
void OnChannelClosing() override;
bool OnMessageReceived(const IPC::Message& message) override;
void OnDestruct() const override;
void SendAppToWebMessage(int msg_port_route_id,
const base::string16& message,
const std::vector<int>& sent_message_port_ids);
void SendClosePortMessage(int message_port_id);
// MessagePortDelegate implementation.
void SendMessage(
int msg_port_route_id,
const content::MessagePortMessage& message,
const std::vector<content::TransferredMessagePort>& sent_message_ports)
override;
void SendMessagesAreQueued(int route_id) override;
private:
friend class content::BrowserThread;
friend class base::DeleteHelper<AwMessagePortMessageFilter>;
void OnConvertedAppToWebMessage(
int msg_port_id,
const base::string16& message,
const std::vector<int>& sent_message_port_ids);
void OnClosePortAck(int message_port_id);
~AwMessagePortMessageFilter() override;
int route_id_;
DISALLOW_COPY_AND_ASSIGN(AwMessagePortMessageFilter);
};
} // namespace android_webview
#endif // ANDROID_WEBVIEW_BROWSER_MESSAGE_PORT_MESSAGE_FILTER_H_
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