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Side by Side Diff: mojo/public/cpp/bindings/interface_request.h

Issue 2038273002: Remove base/move.h (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: is_constructible Created 4 years, 6 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_INTERFACE_REQUEST_H_ 5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_INTERFACE_REQUEST_H_
6 #define MOJO_PUBLIC_CPP_BINDINGS_INTERFACE_REQUEST_H_ 6 #define MOJO_PUBLIC_CPP_BINDINGS_INTERFACE_REQUEST_H_
7 7
8 #include <utility> 8 #include <utility>
9 9
10 #include "base/macros.h"
10 #include "base/single_thread_task_runner.h" 11 #include "base/single_thread_task_runner.h"
11 #include "base/threading/thread_task_runner_handle.h" 12 #include "base/threading/thread_task_runner_handle.h"
12 #include "mojo/public/cpp/bindings/interface_ptr.h" 13 #include "mojo/public/cpp/bindings/interface_ptr.h"
13 14
14 namespace mojo { 15 namespace mojo {
15 16
16 // Represents a request from a remote client for an implementation of Interface 17 // Represents a request from a remote client for an implementation of Interface
17 // over a specified message pipe. The implementor of the interface should 18 // over a specified message pipe. The implementor of the interface should
18 // remove the message pipe by calling PassMessagePipe() and bind it to the 19 // remove the message pipe by calling PassMessagePipe() and bind it to the
19 // implementation. If this is not done, the InterfaceRequest will automatically 20 // implementation. If this is not done, the InterfaceRequest will automatically
20 // close the pipe on destruction. Can also represent the absence of a request 21 // close the pipe on destruction. Can also represent the absence of a request
21 // if the client did not provide a message pipe. 22 // if the client did not provide a message pipe.
22 template <typename Interface> 23 template <typename Interface>
23 class InterfaceRequest { 24 class InterfaceRequest {
24 MOVE_ONLY_TYPE_FOR_CPP_03(InterfaceRequest);
25 public: 25 public:
26 // Constructs an empty InterfaceRequest, representing that the client is not 26 // Constructs an empty InterfaceRequest, representing that the client is not
27 // requesting an implementation of Interface. 27 // requesting an implementation of Interface.
28 InterfaceRequest() {} 28 InterfaceRequest() {}
29 InterfaceRequest(decltype(nullptr)) {} 29 InterfaceRequest(decltype(nullptr)) {}
30 30
31 // Takes the message pipe from another InterfaceRequest. 31 // Takes the message pipe from another InterfaceRequest.
32 InterfaceRequest(InterfaceRequest&& other) { 32 InterfaceRequest(InterfaceRequest&& other) {
33 handle_ = std::move(other.handle_); 33 handle_ = std::move(other.handle_);
34 } 34 }
(...skipping 24 matching lines...) Expand all
59 if (this == &other) 59 if (this == &other)
60 return true; 60 return true;
61 61
62 // Now that the two refer to different objects, they are equivalent if 62 // Now that the two refer to different objects, they are equivalent if
63 // and only if they are both invalid. 63 // and only if they are both invalid.
64 return !is_pending() && !other.is_pending(); 64 return !is_pending() && !other.is_pending();
65 } 65 }
66 66
67 private: 67 private:
68 ScopedMessagePipeHandle handle_; 68 ScopedMessagePipeHandle handle_;
69
70 DISALLOW_COPY_AND_ASSIGN(InterfaceRequest);
69 }; 71 };
70 72
71 // Makes an InterfaceRequest bound to the specified message pipe. If |handle| 73 // Makes an InterfaceRequest bound to the specified message pipe. If |handle|
72 // is empty or invalid, the resulting InterfaceRequest will represent the 74 // is empty or invalid, the resulting InterfaceRequest will represent the
73 // absence of a request. 75 // absence of a request.
74 template <typename Interface> 76 template <typename Interface>
75 InterfaceRequest<Interface> MakeRequest(ScopedMessagePipeHandle handle) { 77 InterfaceRequest<Interface> MakeRequest(ScopedMessagePipeHandle handle) {
76 InterfaceRequest<Interface> request; 78 InterfaceRequest<Interface> request;
77 request.Bind(std::move(handle)); 79 request.Bind(std::move(handle));
78 return std::move(request); 80 return std::move(request);
(...skipping 59 matching lines...) Expand 10 before | Expand all | Expand 10 after
138 bool FuseInterface(InterfaceRequest<Interface> request, 140 bool FuseInterface(InterfaceRequest<Interface> request,
139 InterfacePtrInfo<Interface> proxy_info) { 141 InterfacePtrInfo<Interface> proxy_info) {
140 MojoResult result = FuseMessagePipes(request.PassMessagePipe(), 142 MojoResult result = FuseMessagePipes(request.PassMessagePipe(),
141 proxy_info.PassHandle()); 143 proxy_info.PassHandle());
142 return result == MOJO_RESULT_OK; 144 return result == MOJO_RESULT_OK;
143 } 145 }
144 146
145 } // namespace mojo 147 } // namespace mojo
146 148
147 #endif // MOJO_PUBLIC_CPP_BINDINGS_INTERFACE_REQUEST_H_ 149 #endif // MOJO_PUBLIC_CPP_BINDINGS_INTERFACE_REQUEST_H_
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