avi@chromium.org | b74bab8 | 2013-08-30 11:04:04 +0900 | [diff] [blame] | 1 | // Copyright 2013 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 | #include "base/callback_helpers.h" |
| 6 | |
| 7 | #include "base/callback.h" |
| 8 | |
| 9 | namespace base { |
| 10 | |
| 11 | ScopedClosureRunner::ScopedClosureRunner() { |
| 12 | } |
| 13 | |
| 14 | ScopedClosureRunner::ScopedClosureRunner(const Closure& closure) |
| 15 | : closure_(closure) { |
| 16 | } |
| 17 | |
| 18 | ScopedClosureRunner::~ScopedClosureRunner() { |
| 19 | if (!closure_.is_null()) |
| 20 | closure_.Run(); |
| 21 | } |
| 22 | |
| 23 | void ScopedClosureRunner::Reset() { |
| 24 | Closure old_closure = Release(); |
| 25 | if (!old_closure.is_null()) |
| 26 | old_closure.Run(); |
| 27 | } |
| 28 | |
| 29 | void ScopedClosureRunner::Reset(const Closure& closure) { |
| 30 | Closure old_closure = Release(); |
| 31 | closure_ = closure; |
| 32 | if (!old_closure.is_null()) |
| 33 | old_closure.Run(); |
| 34 | } |
| 35 | |
| 36 | Closure ScopedClosureRunner::Release() { |
| 37 | Closure result = closure_; |
| 38 | closure_.Reset(); |
| 39 | return result; |
| 40 | } |
| 41 | |
| 42 | } // namespace base |