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1 // Copyright 2012 The Chromium Authors. All rights reserved. | |
dhollowa
2013/01/22 22:34:58
nit: 2013
samarth
2013/01/25 21:08:40
Done.
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2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_INSTANT_INSTANT_NTP_H_ | |
6 #define CHROME_BROWSER_INSTANT_INSTANT_NTP_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/basictypes.h" | |
11 #include "base/compiler_specific.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "chrome/browser/instant/instant_loader.h" | |
14 #include "chrome/browser/instant/instant_page.h" | |
15 | |
16 class Profile; | |
17 | |
18 // InstantNTP is used to preload an Instant page that will be swapped in when a | |
19 // user navigates to a New Tab Page (NTP). The InstantNTP contents are never | |
20 // shown in an un-committed state. | |
21 class InstantNTP : public InstantPage, | |
22 public InstantLoader::Delegate { | |
23 public: | |
24 // Doesn't take ownership of |delegate|. | |
25 InstantNTP(InstantPage::Delegate* delegate, const std::string& instant_url); | |
26 virtual ~InstantNTP(); | |
27 | |
28 // Creates a new WebContents and loads |instant_url_| into it. Uses | |
29 // |active_tab|, if non-NULL, to initialize the size of the WebContents. | |
30 void InitContents(Profile* profile, | |
31 const content::WebContents* active_tab); | |
32 | |
33 // Releases the WebContents for the instant page, passing ownership to the | |
34 // caller. This should be called when the page is about to be committed. | |
35 content::WebContents* ReleaseContents() WARN_UNUSED_RESULT; | |
dhollowa
2013/01/22 22:34:58
Return type should be scoped_ptr<content::WebConte
samarth
2013/01/25 21:08:40
Done.
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36 | |
37 // Returns the URL that we're loading. | |
38 const std::string& instant_url() const { return instant_url_; } | |
39 | |
40 // Returns whether the underlying contents is stale (i.e. was loaded too long | |
41 // ago). | |
42 bool is_stale() const { return is_stale_; } | |
43 | |
44 private: | |
45 // Overriden from InstantLoader::Delegate. | |
46 virtual content::WebContents* ReplaceAndReleaseContents( | |
47 content::WebContents* new_contents) OVERRIDE; | |
48 virtual void OnFocus() OVERRIDE; | |
49 virtual bool OnOpenURL() OVERRIDE; | |
50 virtual void OnPointerDown() OVERRIDE; | |
51 virtual void OnPointerRelease() OVERRIDE; | |
52 virtual void OnStalePage() OVERRIDE; | |
53 | |
54 // Overridden from InstantPage. | |
55 virtual bool ShouldProcessAboutToNavigateMainFrame() const OVERRIDE; | |
56 virtual bool ShouldProcessSetSuggestions() const OVERRIDE; | |
57 virtual bool ShouldProcessShowInstantPreview() const OVERRIDE; | |
58 virtual bool ShouldProcessStartCapturingKeyStrokes() const OVERRIDE; | |
59 virtual bool ShouldProcessStopCapturingKeyStrokes() const OVERRIDE; | |
60 virtual bool ShouldProcessNavigateToURL() const OVERRIDE; | |
61 | |
62 scoped_ptr<InstantLoader> loader_; | |
dhollowa
2013/01/22 22:34:58
Can this be a direct data member?
samarth
2013/01/25 21:08:40
Done.
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63 const std::string instant_url_; | |
64 bool is_stale_; | |
65 | |
66 DISALLOW_COPY_AND_ASSIGN(InstantNTP); | |
67 }; | |
68 | |
69 #endif // CHROME_BROWSER_INSTANT_INSTANT_NTP_H_ | |
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