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Issue 7461141: Rename BASE_API to BASE_EXPORT. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 9 years, 4 months ago
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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_export.h"
10 #include "base/debug/alias.h" 10 #include "base/debug/alias.h"
11 #include "base/memory/raw_scoped_refptr_mismatch_checker.h" 11 #include "base/memory/raw_scoped_refptr_mismatch_checker.h"
12 #include "base/memory/weak_ptr.h" 12 #include "base/memory/weak_ptr.h"
13 #include "base/tracked.h" 13 #include "base/tracked.h"
14 #include "base/tuple.h" 14 #include "base/tuple.h"
15 15
16 namespace base { 16 namespace base {
17 const size_t kDeadTask = 0xDEAD7A53; 17 const size_t kDeadTask = 0xDEAD7A53;
18 } 18 }
19 19
20 // Task ------------------------------------------------------------------------ 20 // Task ------------------------------------------------------------------------
21 // 21 //
22 // A task is a generic runnable thingy, usually used for running code on a 22 // A task is a generic runnable thingy, usually used for running code on a
23 // different thread or for scheduling future tasks off of the message loop. 23 // different thread or for scheduling future tasks off of the message loop.
24 24
25 class BASE_API Task : public tracked_objects::Tracked { 25 class BASE_EXPORT Task : public tracked_objects::Tracked {
26 public: 26 public:
27 Task(); 27 Task();
28 virtual ~Task(); 28 virtual ~Task();
29 29
30 // Tasks are automatically deleted after Run is called. 30 // Tasks are automatically deleted after Run is called.
31 virtual void Run() = 0; 31 virtual void Run() = 0;
32 }; 32 };
33 33
34 class BASE_API CancelableTask : public Task { 34 class BASE_EXPORT CancelableTask : public Task {
35 public: 35 public:
36 CancelableTask(); 36 CancelableTask();
37 virtual ~CancelableTask(); 37 virtual ~CancelableTask();
38 38
39 // Not all tasks support cancellation. 39 // Not all tasks support cancellation.
40 virtual void Cancel() = 0; 40 virtual void Cancel() = 0;
41 }; 41 };
42 42
43 // Scoped Factories ------------------------------------------------------------ 43 // Scoped Factories ------------------------------------------------------------
44 // 44 //
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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 namespace base { 549 namespace base {
550 550
551 // ScopedTaskRunner is akin to scoped_ptr for Tasks. It ensures that the Task 551 // ScopedTaskRunner is akin to scoped_ptr for Tasks. It ensures that the Task
552 // is executed and deleted no matter how the current scope exits. 552 // is executed and deleted no matter how the current scope exits.
553 class BASE_API ScopedTaskRunner { 553 class BASE_EXPORT ScopedTaskRunner {
554 public: 554 public:
555 // Takes ownership of the task. 555 // Takes ownership of the task.
556 explicit ScopedTaskRunner(Task* task); 556 explicit ScopedTaskRunner(Task* task);
557 ~ScopedTaskRunner(); 557 ~ScopedTaskRunner();
558 558
559 Task* Release(); 559 Task* Release();
560 560
561 private: 561 private:
562 Task* task_; 562 Task* task_;
563 563
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598 Task* task_; 598 Task* task_;
599 bool* should_leak_task_; 599 bool* should_leak_task_;
600 static bool kTaskLeakingDefault; 600 static bool kTaskLeakingDefault;
601 }; 601 };
602 602
603 } // namespace subtle 603 } // namespace subtle
604 604
605 } // namespace base 605 } // namespace base
606 606
607 #endif // BASE_TASK_H_ 607 #endif // BASE_TASK_H_
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