| // Copyright (c) 2012 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 CONTENT_CHILD_WEBMESSAGEPORTCHANNEL_IMPL_H_ |
| #define CONTENT_CHILD_WEBMESSAGEPORTCHANNEL_IMPL_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "content/common/message_port.h" |
| #include "third_party/WebKit/public/platform/WebMessagePortChannel.h" |
| |
| namespace content { |
| |
| // This is thread safe. |
| class WebMessagePortChannelImpl : public blink::WebMessagePortChannel { |
| public: |
| ~WebMessagePortChannelImpl() override; |
| explicit WebMessagePortChannelImpl(MessagePort message_port); |
| |
| static void CreatePair( |
| std::unique_ptr<blink::WebMessagePortChannel>* channel1, |
| std::unique_ptr<blink::WebMessagePortChannel>* channel2); |
| |
| // Extracts MessagePorts for passing on to other processes. |
| static std::vector<MessagePort> ExtractMessagePorts( |
| blink::WebMessagePortChannelArray channels); |
| |
| // Creates WebMessagePortChannelImpl instances for MessagePorts passed in from |
| // other processes. |
| static blink::WebMessagePortChannelArray CreateFromMessagePorts( |
| const std::vector<MessagePort>& message_ports); |
| static blink::WebMessagePortChannelArray CreateFromMessagePipeHandles( |
| std::vector<mojo::ScopedMessagePipeHandle> handles); |
| |
| MessagePort ReleaseMessagePort(); |
| |
| private: |
| explicit WebMessagePortChannelImpl(mojo::ScopedMessagePipeHandle handle); |
| |
| // WebMessagePortChannel implementation. |
| void SetClient(blink::WebMessagePortChannelClient* client) override; |
| void PostMessage(const blink::WebString& encoded_message, |
| blink::WebMessagePortChannelArray channels) override; |
| bool TryGetMessage(blink::WebString* encoded_message, |
| blink::WebMessagePortChannelArray& channels) override; |
| |
| MessagePort port_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebMessagePortChannelImpl); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_CHILD_WEBMESSAGEPORTCHANNEL_IMPL_H_ |