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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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_PREVIEWS_PREVIEWS_INFOBAR_TAB_HELPER_H_ | 5 #ifndef CHROME_BROWSER_PREVIEWS_PREVIEWS_INFOBAR_TAB_HELPER_H_ |
6 #define CHROME_BROWSER_PREVIEWS_PREVIEWS_INFOBAR_TAB_HELPER_H_ | 6 #define CHROME_BROWSER_PREVIEWS_PREVIEWS_INFOBAR_TAB_HELPER_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "base/optional.h" | |
9 #include "content/public/browser/web_contents_observer.h" | 10 #include "content/public/browser/web_contents_observer.h" |
10 #include "content/public/browser/web_contents_user_data.h" | 11 #include "content/public/browser/web_contents_user_data.h" |
11 | 12 |
12 // Tracks whether a previews infobar has been shown for a page. Handles showing | 13 // Tracks whether a previews infobar has been shown for a page. Handles showing |
13 // the infobar when the main frame response indicates a Lite Page. | 14 // the infobar when the main frame response indicates a Lite Page. |
14 class PreviewsInfoBarTabHelper | 15 class PreviewsInfoBarTabHelper |
15 : public content::WebContentsObserver, | 16 : public content::WebContentsObserver, |
16 public content::WebContentsUserData<PreviewsInfoBarTabHelper> { | 17 public content::WebContentsUserData<PreviewsInfoBarTabHelper> { |
17 public: | 18 public: |
18 ~PreviewsInfoBarTabHelper() override; | 19 ~PreviewsInfoBarTabHelper() override; |
19 | 20 |
20 // Indicates whether the InfoBar for a preview has been shown for the page. | 21 // Indicates whether the InfoBar for a preview has been shown for the page. |
21 bool displayed_preview_infobar() const { | 22 bool displayed_preview_infobar() const { |
22 return displayed_preview_infobar_; | 23 return displayed_preview_infobar_; |
23 } | 24 } |
24 | 25 |
25 // Sets whether the InfoBar for a preview has been shown for the page. | 26 // Sets whether the InfoBar for a preview has been shown for the page. |
26 // |displayed_preview_infobar_| is reset to false on | 27 // |displayed_preview_infobar_| is reset to false on |
27 // DidStartProvisionalLoadForFrame for the main frame. | 28 // DidStartProvisionalLoadForFrame for the main frame. |
28 void set_displayed_preview_infobar(bool displayed) { | 29 void set_displayed_preview_infobar(bool displayed) { |
29 displayed_preview_infobar_ = displayed; | 30 displayed_preview_infobar_ = displayed; |
30 } | 31 } |
31 | 32 |
33 // The data saver page identifier of the current page load. | |
34 const base::Optional<uint64_t>& committed_data_saver_page_id() { | |
bengr
2017/04/20 17:36:18
#include <stdint.h>
RyanSturm
2017/04/20 20:25:44
Acknowledged.
| |
35 return committed_data_saver_page_id_; | |
36 } | |
37 | |
32 private: | 38 private: |
33 friend class content::WebContentsUserData<PreviewsInfoBarTabHelper>; | 39 friend class content::WebContentsUserData<PreviewsInfoBarTabHelper>; |
34 friend class PreviewsInfoBarTabHelperUnitTest; | 40 friend class PreviewsInfoBarTabHelperUnitTest; |
35 | 41 |
36 explicit PreviewsInfoBarTabHelper(content::WebContents* web_contents); | 42 explicit PreviewsInfoBarTabHelper(content::WebContents* web_contents); |
37 | 43 |
38 // Overridden from content::WebContentsObserver: | 44 // Overridden from content::WebContentsObserver: |
39 void DidFinishNavigation( | 45 void DidFinishNavigation( |
40 content::NavigationHandle* navigation_handle) override; | 46 content::NavigationHandle* navigation_handle) override; |
41 | 47 |
48 // Stored for use in the destructor. | |
49 content::BrowserContext* browser_context_; | |
50 content::WebContents* web_contents_; | |
51 | |
42 // True if the InfoBar for a preview has been shown for the page. | 52 // True if the InfoBar for a preview has been shown for the page. |
43 bool displayed_preview_infobar_; | 53 bool displayed_preview_infobar_; |
44 | 54 |
55 // The data saver page identifier of the current page load. | |
56 base::Optional<uint64_t> committed_data_saver_page_id_; | |
57 | |
45 DISALLOW_COPY_AND_ASSIGN(PreviewsInfoBarTabHelper); | 58 DISALLOW_COPY_AND_ASSIGN(PreviewsInfoBarTabHelper); |
46 }; | 59 }; |
47 | 60 |
48 #endif // CHROME_BROWSER_PREVIEWS_PREVIEWS_INFOBAR_TAB_HELPER_H_ | 61 #endif // CHROME_BROWSER_PREVIEWS_PREVIEWS_INFOBAR_TAB_HELPER_H_ |
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