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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 CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_DISTILLER_H_ | |
6 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_DISTILLER_H_ | |
7 | |
8 #include <memory> | |
9 | |
10 #include "base/callback.h" | |
11 #include "base/feature_list.h" | |
12 #include "base/macros.h" | |
13 #include "base/memory/weak_ptr.h" | |
14 #include "base/values.h" | |
15 #include "content/public/browser/web_contents_observer.h" | |
16 | |
17 namespace net { | |
18 class URLRequestContextGetter; | |
19 } | |
20 | |
21 // This class controls the rendering of the distilled contents | |
22 // generated by a source web contents | |
23 class PrintPreviewDistiller { | |
24 public: | |
25 static const base::Feature kFeature; | |
26 | |
27 static bool IsEnabled(); | |
28 | |
29 PrintPreviewDistiller(content::WebContents* source_web_contents, | |
30 base::Closure on_failed_callback, | |
31 std::unique_ptr<base::DictionaryValue> settings); | |
32 ~PrintPreviewDistiller(); | |
33 | |
34 private: | |
35 class WebContentsDelegateImpl; | |
36 | |
37 // Create the web contents with a default | |
38 // size. |session_storage_namespace| indicates the namespace that | |
39 // the distiller content renderer's page should be part of. | |
40 void CreateDestinationWebContents( | |
41 content::SessionStorageNamespace* session_storage_namespace, | |
42 content::WebContents* source_web_contents, | |
43 std::unique_ptr<base::DictionaryValue> settings, | |
44 base::Closure on_failed_callback); | |
45 | |
46 content::WebContents* CreateWebContents( | |
47 content::SessionStorageNamespace* session_storage_namespace, | |
48 content::WebContents* source_web_contents); | |
49 | |
50 // The distilled rendered WebContents; may be null. | |
51 std::unique_ptr<content::WebContents> web_contents_; | |
52 | |
53 std::unique_ptr<WebContentsDelegateImpl> web_contents_delegate_; | |
54 | |
55 DISALLOW_COPY_AND_ASSIGN(PrintPreviewDistiller); | |
56 }; | |
57 | |
58 #endif // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_DISTILLER_H_ | |
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