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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 MEDIA_CAPTURE_VIDEO_SCOPED_RESULT_CALLBACK_H_ | 5 #ifndef MEDIA_CAPTURE_VIDEO_SCOPED_RESULT_CALLBACK_H_ |
| 6 #define MEDIA_CAPTURE_VIDEO_SCOPED_RESULT_CALLBACK_H_ | 6 #define MEDIA_CAPTURE_VIDEO_SCOPED_RESULT_CALLBACK_H_ |
| 7 | 7 |
| 8 #include "base/callback_forward.h" | 8 #include "base/callback_forward.h" |
| 9 #include "base/macros.h" | 9 #include "base/macros.h" |
| 10 #include "mojo/public/cpp/bindings/callback.h" | 10 #include "mojo/public/cpp/bindings/callback.h" |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 if (!callback_.is_null()) | 25 if (!callback_.is_null()) |
| 26 on_error_callback_.Run(callback_); | 26 on_error_callback_.Run(callback_); |
| 27 } | 27 } |
| 28 | 28 |
| 29 ScopedResultCallback(ScopedResultCallback&& other) { | 29 ScopedResultCallback(ScopedResultCallback&& other) { |
| 30 *this = std::move(other); | 30 *this = std::move(other); |
| 31 } | 31 } |
| 32 | 32 |
| 33 ScopedResultCallback& operator=(ScopedResultCallback&& other) { | 33 ScopedResultCallback& operator=(ScopedResultCallback&& other) { |
| 34 callback_ = other.callback_; | 34 callback_ = other.callback_; |
| 35 other.callback_.reset(); | 35 other.callback_.Reset(); |
| 36 on_error_callback_ = other.on_error_callback_; | 36 on_error_callback_ = other.on_error_callback_; |
| 37 other.on_error_callback_.Reset(); | 37 other.on_error_callback_.Reset(); |
| 38 return *this; | 38 return *this; |
| 39 } | 39 } |
| 40 | 40 |
| 41 template <typename... Args> | 41 template <typename... Args> |
| 42 void Run(Args... args) { | 42 void Run(Args... args) { |
| 43 on_error_callback_.Reset(); | 43 on_error_callback_.Reset(); |
| 44 // TODO(mcasas): Use base::ResetAndReturn() when mojo::Callback<> is | 44 // TODO(mcasas): Use base::ResetAndReturn() when mojo::Callback<> is |
| 45 // compatible with base::Callback<>, see https://crbug.com/596521. | 45 // compatible with base::Callback<>, see https://crbug.com/596521. |
| 46 callback_.Run(std::forward<Args>(args)...); | 46 callback_.Run(std::forward<Args>(args)...); |
| 47 callback_.reset(); | 47 callback_.Reset(); |
| 48 } | 48 } |
| 49 | 49 |
| 50 private: | 50 private: |
| 51 CallbackType callback_; | 51 CallbackType callback_; |
| 52 OnErrorCallback on_error_callback_; | 52 OnErrorCallback on_error_callback_; |
| 53 | 53 |
| 54 DISALLOW_COPY_AND_ASSIGN(ScopedResultCallback); | 54 DISALLOW_COPY_AND_ASSIGN(ScopedResultCallback); |
| 55 }; | 55 }; |
| 56 | 56 |
| 57 } // namespace media | 57 } // namespace media |
| 58 | 58 |
| 59 #endif // MEDIA_CAPTURE_VIDEO_SCOPED_RESULT_CALLBACK_H_ | 59 #endif // MEDIA_CAPTURE_VIDEO_SCOPED_RESULT_CALLBACK_H_ |
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