no_interface.h revision 5f1c94371a64b3196d4be9466099bb892df9b88e
1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef MOJO_PUBLIC_CPP_BINDINGS_NO_INTERFACE_H_ 6#define MOJO_PUBLIC_CPP_BINDINGS_NO_INTERFACE_H_ 7 8#include "mojo/public/cpp/bindings/message.h" 9#include "mojo/public/cpp/bindings/message_filter.h" 10#include "mojo/public/cpp/system/core.h" 11 12namespace mojo { 13 14// NoInterface is for use in cases when a non-existent or empty interface is 15// needed (e.g., when the Mojom "Peer" attribute is not present). 16 17class NoInterfaceProxy; 18class NoInterfaceStub; 19 20class NoInterface { 21 public: 22 static const char* Name_; 23 typedef NoInterfaceProxy Proxy_; 24 typedef NoInterfaceStub Stub_; 25 typedef PassThroughFilter RequestValidator_; 26 typedef PassThroughFilter ResponseValidator_; 27 typedef NoInterface Client; 28 virtual ~NoInterface() {} 29}; 30 31class NoInterfaceProxy : public NoInterface { 32 public: 33 explicit NoInterfaceProxy(MessageReceiver* receiver) {} 34}; 35 36class NoInterfaceStub : public MessageReceiverWithResponder { 37 public: 38 NoInterfaceStub() {} 39 void set_sink(NoInterface* sink) {} 40 NoInterface* sink() { return NULL; } 41 virtual bool Accept(Message* message) MOJO_OVERRIDE; 42 virtual bool AcceptWithResponder(Message* message, MessageReceiver* responder) 43 MOJO_OVERRIDE; 44}; 45 46 47// AnyInterface is for use in cases where any interface would do (e.g., see the 48// Shell::Connect method). 49 50typedef NoInterface AnyInterface; 51 52} // namespace mojo 53 54#endif // MOJO_PUBLIC_CPP_BINDINGS_NO_INTERFACE_H_ 55