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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 BASE_TASK_H_ | 5 #ifndef BASE_TASK_H_ |
6 #define BASE_TASK_H_ | 6 #define BASE_TASK_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/base_api.h" | 9 #include "base/base_api.h" |
10 #include "base/debug/alias.h" | 10 #include "base/debug/alias.h" |
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539 | 539 |
540 template <class Function, class A, class B, class C, class D, class E, | 540 template <class Function, class A, class B, class C, class D, class E, |
541 class F, class G, class H> | 541 class F, class G, class H> |
542 inline Task* NewRunnableFunction(Function function, const A& a, const B& b, | 542 inline Task* NewRunnableFunction(Function function, const A& a, const B& b, |
543 const C& c, const D& d, const E& e, const F& f, | 543 const C& c, const D& d, const E& e, const F& f, |
544 const G& g, const H& h) { | 544 const G& g, const H& h) { |
545 return new RunnableFunction<Function, Tuple8<A, B, C, D, E, F, G, H> >( | 545 return new RunnableFunction<Function, Tuple8<A, B, C, D, E, F, G, H> >( |
546 function, MakeTuple(a, b, c, d, e, f, g, h)); | 546 function, MakeTuple(a, b, c, d, e, f, g, h)); |
547 } | 547 } |
548 | 548 |
549 // ScopedTaskRunner is akin to scoped_ptr for Tasks. It ensures that the Task | |
550 // is executed and deleted no matter how the current scope exits. | |
551 class ScopedTaskRunner { | |
awong
2011/05/26 02:51:38
Should this be thrown into the namespace base? I
brettw
2011/05/26 17:17:22
I agree that using the base namespace is a good id
Wez
2011/05/26 18:48:21
Done.
| |
552 public: | |
553 // Takes ownership of the task. | |
554 explicit ScopedTaskRunner(Task* task) : task_(task) {} | |
awong
2011/05/26 02:51:38
Since we're out-of-lining the destructor, might as
Wez
2011/05/26 18:48:21
Done.
| |
555 | |
556 ~ScopedTaskRunner(); | |
557 | |
558 Task* release() { Task* tmp = task_; task_ = NULL; return tmp; } | |
brettw
2011/05/26 17:17:22
I think out-of-lining is also good for this (shoul
Wez
2011/05/26 18:48:21
Done.
| |
559 | |
560 private: | |
561 Task* task_; | |
562 | |
563 DISALLOW_COPY_AND_ASSIGN(ScopedTaskRunner); | |
scherkus (not reviewing)
2011/05/26 02:57:16
micro-nit: DISALLOW_IMPLICIT_CONSTRUCTORS
Wez
2011/05/26 18:48:21
Done.
| |
564 }; | |
565 | |
549 #endif // BASE_TASK_H_ | 566 #endif // BASE_TASK_H_ |
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