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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
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 COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_DISTILLIBILITY_DRIVER_H_ | |
6 #define COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_DISTILLIBILITY_DRIVER_H_ | |
7 | |
8 #include "base/macros.h" | |
9 #include "content/public/browser/web_contents_observer.h" | |
10 #include "content/public/browser/web_contents_user_data.h" | |
11 | |
12 namespace dom_distiller { | |
13 | |
14 // This is an IPC helper for determining whether a page should be distilled. | |
15 class WebContentsDistillabilityDriver | |
blundell
2015/11/05 09:42:41
drive-by nit: this should be named web_contents_do
wychen
2015/11/12 04:59:45
Changed the class name.
| |
16 : public content::WebContentsObserver, | |
17 public content::WebContentsUserData<WebContentsDistillabilityDriver> { | |
18 public: | |
19 ~WebContentsDistillabilityDriver() override; | |
20 | |
21 void SetDelegate(const base::Callback<void(bool, bool)>& delegate); | |
22 | |
23 // content::WebContentsObserver implementation. | |
24 bool OnMessageReceived(const IPC::Message& message, | |
25 content::RenderFrameHost* rfh) override; | |
26 void RenderProcessGone(base::TerminationStatus status) override; | |
27 | |
28 private: | |
29 explicit WebContentsDistillabilityDriver(content::WebContents* web_contents); | |
30 friend class content::WebContentsUserData<WebContentsDistillabilityDriver>; | |
31 | |
32 void OnDistillability(bool distillable, bool is_last); | |
33 | |
34 // Removes the observer and clears the WebContents member. | |
35 void CleanUp(); | |
36 | |
37 base::Callback<void(bool, bool)> m_delegate_; | |
38 | |
39 DISALLOW_COPY_AND_ASSIGN(WebContentsDistillabilityDriver); | |
40 }; | |
41 | |
42 } // namespace dom_distiller | |
43 | |
44 #endif // COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_DISTILLIBILITY_DRIVER_H_ | |
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