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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 CHROME_BROWSER_PRERENDER_PRERENDER_OBSERVER_H_ | 5 #ifndef CHROME_BROWSER_PRERENDER_PRERENDER_OBSERVER_H_ |
6 #define CHROME_BROWSER_PRERENDER_PRERENDER_OBSERVER_H_ | 6 #define CHROME_BROWSER_PRERENDER_PRERENDER_OBSERVER_H_ |
7 | 7 |
8 #include "content/browser/tab_contents/tab_contents_observer.h" | 8 #include "content/browser/tab_contents/tab_contents_observer.h" |
9 | 9 |
10 #include "base/time.h" | 10 #include "base/time.h" |
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39 // Called when this prerendered TabContents has just been swapped in. | 39 // Called when this prerendered TabContents has just been swapped in. |
40 void PrerenderSwappedIn(); | 40 void PrerenderSwappedIn(); |
41 | 41 |
42 private: | 42 private: |
43 // Retrieves the PrerenderManager, or NULL, if none was found. | 43 // Retrieves the PrerenderManager, or NULL, if none was found. |
44 PrerenderManager* MaybeGetPrerenderManager(); | 44 PrerenderManager* MaybeGetPrerenderManager(); |
45 | 45 |
46 // Checks with the PrerenderManager if the specified URL has been preloaded, | 46 // Checks with the PrerenderManager if the specified URL has been preloaded, |
47 // and if so, swap the RenderViewHost with the preload into this TabContents | 47 // and if so, swap the RenderViewHost with the preload into this TabContents |
48 // object. | 48 // object. |
49 bool MaybeUsePreloadedPage(const GURL& url, bool has_opener_set); | 49 bool MaybeUsePrerenderedPage(const GURL& url, bool has_opener_set); |
50 | 50 |
51 // Returns whether the TabContents being observed is currently prerendering. | 51 // Returns whether the TabContents being observed is currently prerendering. |
52 bool IsPrerendering(); | 52 bool IsPrerendering(); |
53 | 53 |
54 // TabContentsWrapper we're created for. | 54 // TabContentsWrapper we're created for. |
55 TabContentsWrapper* tab_; | 55 TabContentsWrapper* tab_; |
56 | 56 |
57 // System time at which the current load was started for the purpose of | 57 // System time at which the current load was started for the purpose of |
58 // the perceived page load time (PPLT). | 58 // the perceived page load time (PPLT). |
59 base::TimeTicks pplt_load_start_; | 59 base::TimeTicks pplt_load_start_; |
60 | 60 |
61 DISALLOW_COPY_AND_ASSIGN(PrerenderObserver); | 61 DISALLOW_COPY_AND_ASSIGN(PrerenderObserver); |
62 }; | 62 }; |
63 | 63 |
64 } // namespace prerender | 64 } // namespace prerender |
65 | 65 |
66 #endif // CHROME_BROWSER_PRERENDER_PRERENDER_OBSERVER_H_ | 66 #endif // CHROME_BROWSER_PRERENDER_PRERENDER_OBSERVER_H_ |
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