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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #include "ios/web/public/web_state/web_state_observer.h" | 5 #include "ios/web/public/web_state/web_state_observer.h" |
6 | 6 |
7 #include "ios/web/public/load_committed_details.h" | 7 #include "ios/web/public/load_committed_details.h" |
8 #import "ios/web/public/web_state/web_state.h" | 8 #import "ios/web/public/web_state/web_state.h" |
9 | 9 |
| 10 #if !defined(__has_feature) || !__has_feature(objc_arc) |
| 11 #error "This file requires ARC support." |
| 12 #endif |
| 13 |
10 namespace web { | 14 namespace web { |
11 | 15 |
12 WebStateObserver::WebStateObserver(WebState* web_state) : web_state_(nullptr) { | 16 WebStateObserver::WebStateObserver(WebState* web_state) : web_state_(nullptr) { |
13 Observe(web_state); | 17 Observe(web_state); |
14 } | 18 } |
15 | 19 |
16 WebStateObserver::WebStateObserver() : web_state_(nullptr) {} | 20 WebStateObserver::WebStateObserver() : web_state_(nullptr) {} |
17 | 21 |
18 WebStateObserver::~WebStateObserver() { | 22 WebStateObserver::~WebStateObserver() { |
19 if (web_state_) | 23 if (web_state_) |
(...skipping 11 matching lines...) Expand all Loading... |
31 if (web_state_) | 35 if (web_state_) |
32 web_state_->AddObserver(this); | 36 web_state_->AddObserver(this); |
33 } | 37 } |
34 | 38 |
35 void WebStateObserver::ResetWebState() { | 39 void WebStateObserver::ResetWebState() { |
36 web_state_->RemoveObserver(this); | 40 web_state_->RemoveObserver(this); |
37 web_state_ = nullptr; | 41 web_state_ = nullptr; |
38 } | 42 } |
39 | 43 |
40 } // namespace web | 44 } // namespace web |
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