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Side by Side Diff: chrome/browser/prerender/prerender_handle.h

Issue 11571037: Pass load events from prerenders to launching elements. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase to fix build Created 7 years, 11 months ago
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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"
(...skipping 17 matching lines...) Expand all
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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