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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CHROME_BROWSER_PRERENDER_PRERENDER_HANDLE_H_ | 5 #ifndef CHROME_BROWSER_PRERENDER_PRERENDER_HANDLE_H_ |
6 #define CHROME_BROWSER_PRERENDER_PRERENDER_HANDLE_H_ | 6 #define CHROME_BROWSER_PRERENDER_PRERENDER_HANDLE_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "base/threading/non_thread_safe.h" | 10 #include "base/threading/non_thread_safe.h" |
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28 // starting. Destroying a handle while a prerendering is running will stop the | 28 // starting. Destroying a handle while a prerendering is running will stop the |
29 // prerender, without making any calls to the observer. | 29 // prerender, without making any calls to the observer. |
30 class PrerenderHandle : public base::NonThreadSafe, | 30 class PrerenderHandle : public base::NonThreadSafe, |
31 public PrerenderContents::Observer { | 31 public PrerenderContents::Observer { |
32 public: | 32 public: |
33 class Observer { | 33 class Observer { |
34 public: | 34 public: |
35 // Signals that the prerender has started running. | 35 // Signals that the prerender has started running. |
36 virtual void OnPrerenderStart(PrerenderHandle* handle) = 0; | 36 virtual void OnPrerenderStart(PrerenderHandle* handle) = 0; |
37 | 37 |
| 38 // Signals that the prerender has had its load event. |
| 39 virtual void OnPrerenderStopLoading(PrerenderHandle* handle) = 0; |
| 40 |
38 // Signals that the prerender has stopped running. | 41 // Signals that the prerender has stopped running. |
39 virtual void OnPrerenderStop(PrerenderHandle* handle) = 0; | 42 virtual void OnPrerenderStop(PrerenderHandle* handle) = 0; |
40 | 43 |
41 // Signals the discovery, through redirects, of a new alias for this | 44 // Signals the discovery, through redirects, of a new alias for this |
42 // prerender. | 45 // prerender. |
43 virtual void OnPrerenderAddAlias(PrerenderHandle* handle, | 46 virtual void OnPrerenderAddAlias(PrerenderHandle* handle, |
44 const GURL& alias_url) = 0; | 47 const GURL& alias_url) = 0; |
45 | 48 |
46 protected: | 49 protected: |
47 Observer(); | 50 Observer(); |
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73 | 76 |
74 private: | 77 private: |
75 friend class PrerenderManager; | 78 friend class PrerenderManager; |
76 | 79 |
77 explicit PrerenderHandle(PrerenderManager::PrerenderData* prerender_data); | 80 explicit PrerenderHandle(PrerenderManager::PrerenderData* prerender_data); |
78 | 81 |
79 void AdoptPrerenderDataFrom(PrerenderHandle* other_handle); | 82 void AdoptPrerenderDataFrom(PrerenderHandle* other_handle); |
80 | 83 |
81 // From PrerenderContents::Observer: | 84 // From PrerenderContents::Observer: |
82 virtual void OnPrerenderStart(PrerenderContents* prerender_contents) OVERRIDE; | 85 virtual void OnPrerenderStart(PrerenderContents* prerender_contents) OVERRIDE; |
| 86 virtual void OnPrerenderStopLoading(PrerenderContents* prerender_contents) |
| 87 OVERRIDE; |
83 virtual void OnPrerenderStop(PrerenderContents* prerender_contents) OVERRIDE; | 88 virtual void OnPrerenderStop(PrerenderContents* prerender_contents) OVERRIDE; |
84 virtual void OnPrerenderAddAlias(PrerenderContents* prerender_contents, | 89 virtual void OnPrerenderAddAlias(PrerenderContents* prerender_contents, |
85 const GURL& alias_url) OVERRIDE; | 90 const GURL& alias_url) OVERRIDE; |
86 virtual void OnPrerenderCreatedMatchCompleteReplacement( | 91 virtual void OnPrerenderCreatedMatchCompleteReplacement( |
87 PrerenderContents* contents, PrerenderContents* replacement) OVERRIDE; | 92 PrerenderContents* contents, PrerenderContents* replacement) OVERRIDE; |
88 | 93 |
89 Observer* observer_; | 94 Observer* observer_; |
90 | 95 |
91 base::WeakPtr<PrerenderManager::PrerenderData> prerender_data_; | 96 base::WeakPtr<PrerenderManager::PrerenderData> prerender_data_; |
92 base::WeakPtrFactory<PrerenderHandle> weak_ptr_factory_; | 97 base::WeakPtrFactory<PrerenderHandle> weak_ptr_factory_; |
93 | 98 |
94 DISALLOW_COPY_AND_ASSIGN(PrerenderHandle); | 99 DISALLOW_COPY_AND_ASSIGN(PrerenderHandle); |
95 }; | 100 }; |
96 | 101 |
97 } // namespace prerender | 102 } // namespace prerender |
98 | 103 |
99 #endif // CHROME_BROWSER_PRERENDER_PRERENDER_HANDLE_H_ | 104 #endif // CHROME_BROWSER_PRERENDER_PRERENDER_HANDLE_H_ |
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