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 12 namespace 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 17 class NoInterfaceProxy; 18 class NoInterfaceStub; 19 20 class 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; ~NoInterface()28 virtual ~NoInterface() {} 29 }; 30 31 class NoInterfaceProxy : public NoInterface { 32 public: NoInterfaceProxy(MessageReceiver * receiver)33 explicit NoInterfaceProxy(MessageReceiver* receiver) {} 34 }; 35 36 class NoInterfaceStub : public MessageReceiverWithResponder { 37 public: NoInterfaceStub()38 NoInterfaceStub() {} set_sink(NoInterface * sink)39 void set_sink(NoInterface* sink) {} 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 50 typedef NoInterface AnyInterface; 51 52 } // namespace mojo 53 54 #endif // MOJO_PUBLIC_CPP_BINDINGS_NO_INTERFACE_H_ 55