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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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_ASSOCIATED_BINDING_H_ | 5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_ASSOCIATED_BINDING_H_ |
6 #define MOJO_PUBLIC_CPP_BINDINGS_ASSOCIATED_BINDING_H_ | 6 #define MOJO_PUBLIC_CPP_BINDINGS_ASSOCIATED_BINDING_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "mojo/public/cpp/bindings/associated_group.h" | 10 #include "mojo/public/cpp/bindings/associated_group.h" |
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83 [this]() { connection_error_handler_.Run(); }); | 83 [this]() { connection_error_handler_.Run(); }); |
84 | 84 |
85 stub_.serialization_context()->router = endpoint_client_->router(); | 85 stub_.serialization_context()->router = endpoint_client_->router(); |
86 } | 86 } |
87 | 87 |
88 // Closes the associated interface. Puts this object into a state where it can | 88 // Closes the associated interface. Puts this object into a state where it can |
89 // be rebound. | 89 // be rebound. |
90 void Close() { | 90 void Close() { |
91 DCHECK(endpoint_client_); | 91 DCHECK(endpoint_client_); |
92 endpoint_client_.reset(); | 92 endpoint_client_.reset(); |
| 93 connection_error_handler_.reset(); |
93 } | 94 } |
94 | 95 |
95 // Unbinds and returns the associated interface request so it can be | 96 // Unbinds and returns the associated interface request so it can be |
96 // used in another context, such as on another thread or with a different | 97 // used in another context, such as on another thread or with a different |
97 // implementation. Puts this object into a state where it can be rebound. | 98 // implementation. Puts this object into a state where it can be rebound. |
98 AssociatedInterfaceRequest<Interface> Unbind() { | 99 AssociatedInterfaceRequest<Interface> Unbind() { |
99 DCHECK(endpoint_client_); | 100 DCHECK(endpoint_client_); |
100 | 101 |
101 AssociatedInterfaceRequest<Interface> request; | 102 AssociatedInterfaceRequest<Interface> request; |
102 internal::AssociatedInterfaceRequestHelper::SetHandle( | 103 internal::AssociatedInterfaceRequestHelper::SetHandle( |
103 &request, endpoint_client_->PassHandle()); | 104 &request, endpoint_client_->PassHandle()); |
104 | 105 |
105 endpoint_client_.reset(); | 106 endpoint_client_.reset(); |
| 107 connection_error_handler_.reset(); |
106 | 108 |
107 return request.Pass(); | 109 return request.Pass(); |
108 } | 110 } |
109 | 111 |
110 // Sets an error handler that will be called if a connection error occurs. | 112 // Sets an error handler that will be called if a connection error occurs. |
| 113 // |
| 114 // This method may only be called after this AssociatedBinding has been bound |
| 115 // to a message pipe. The error handler will be reset when this |
| 116 // AssociatedBinding is unbound or closed. |
111 void set_connection_error_handler(const Closure& error_handler) { | 117 void set_connection_error_handler(const Closure& error_handler) { |
| 118 DCHECK(is_bound()); |
112 connection_error_handler_ = error_handler; | 119 connection_error_handler_ = error_handler; |
113 } | 120 } |
114 | 121 |
115 // Returns the interface implementation that was previously specified. | 122 // Returns the interface implementation that was previously specified. |
116 Interface* impl() { return impl_; } | 123 Interface* impl() { return impl_; } |
117 | 124 |
118 // Indicates whether the associated binding has been completed. | 125 // Indicates whether the associated binding has been completed. |
119 bool is_bound() const { return !!endpoint_client_; } | 126 bool is_bound() const { return !!endpoint_client_; } |
120 | 127 |
121 // Returns the associated group that this object belongs to. Returns null if | 128 // Returns the associated group that this object belongs to. Returns null if |
122 // the object is not bound. | 129 // the object is not bound. |
123 AssociatedGroup* associated_group() { | 130 AssociatedGroup* associated_group() { |
124 return endpoint_client_ ? endpoint_client_->associated_group() : nullptr; | 131 return endpoint_client_ ? endpoint_client_->associated_group() : nullptr; |
125 } | 132 } |
126 | 133 |
127 private: | 134 private: |
128 scoped_ptr<internal::InterfaceEndpointClient> endpoint_client_; | 135 scoped_ptr<internal::InterfaceEndpointClient> endpoint_client_; |
129 | 136 |
130 typename Interface::Stub_ stub_; | 137 typename Interface::Stub_ stub_; |
131 Interface* impl_; | 138 Interface* impl_; |
132 Closure connection_error_handler_; | 139 Closure connection_error_handler_; |
133 | 140 |
134 DISALLOW_COPY_AND_ASSIGN(AssociatedBinding); | 141 DISALLOW_COPY_AND_ASSIGN(AssociatedBinding); |
135 }; | 142 }; |
136 | 143 |
137 } // namespace mojo | 144 } // namespace mojo |
138 | 145 |
139 #endif // MOJO_PUBLIC_CPP_BINDINGS_ASSOCIATED_BINDING_H_ | 146 #endif // MOJO_PUBLIC_CPP_BINDINGS_ASSOCIATED_BINDING_H_ |
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