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1 // Copyright 2017 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 "content/common/mac/app_nap_activity.h" | |
6 | |
7 #import <Foundation/Foundation.h> | |
8 | |
9 #include "base/mac/scoped_nsobject.h" | |
10 | |
11 namespace content { | |
12 | |
13 namespace { | |
14 NSString* const kActivityReason = @"Process foregrounded"; | |
15 const NSActivityOptions kActivityOptions = | |
16 (NSActivityUserInitiatedAllowingIdleSystemSleep | | |
17 NSActivityLatencyCritical) & | |
18 ~(NSActivitySuddenTerminationDisabled | | |
19 NSActivityAutomaticTerminationDisabled); | |
20 | |
21 } // namespace | |
22 | |
23 struct AssertionWrapper { | |
24 public: | |
Robert Sesek
2017/05/31 22:21:56
struct members are public by default, so you can o
lgrey
2017/06/01 15:51:10
Done.
| |
25 base::scoped_nsobject<id> obj_; | |
Robert Sesek
2017/05/31 22:21:56
You can also omit trailing _ on public struct memb
lgrey
2017/06/01 15:51:10
Done.
| |
26 }; | |
27 | |
28 AppNapActivity::AppNapActivity() { | |
29 assertion_.reset(new AssertionWrapper()); | |
30 }; | |
31 | |
32 AppNapActivity::~AppNapActivity() { | |
33 DCHECK(!assertion_->obj_.get()); | |
34 }; | |
35 | |
36 void AppNapActivity::Begin() { | |
37 DCHECK(!assertion_->obj_.get()); | |
38 id assertion = | |
39 [[NSProcessInfo processInfo] beginActivityWithOptions:kActivityOptions | |
40 reason:kActivityReason]; | |
41 assertion_->obj_.reset([assertion retain]); | |
42 } | |
43 | |
44 void AppNapActivity::End() { | |
45 id assertion = assertion_->obj_.autorelease(); | |
46 DCHECK(assertion); | |
47 [[NSProcessInfo processInfo] endActivity:assertion]; | |
48 } | |
Robert Sesek
2017/05/31 22:21:56
nit: blank line after
lgrey
2017/06/01 15:51:10
Done.
| |
49 } // namespace content | |
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