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1 // Copyright (c) 2012 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_PDF_PDF_TAB_HELPER_H_ | |
6 #define CHROME_BROWSER_UI_PDF_PDF_TAB_HELPER_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/callback.h" | |
11 #include "base/memory/scoped_ptr.h" | |
12 #include "content/public/browser/web_contents_observer.h" | |
13 #include "content/public/browser/web_contents_user_data.h" | |
14 #include "ipc/ipc_message.h" | |
15 | |
16 class OpenPDFInReaderPromptDelegate; | |
17 | |
18 namespace content { | |
19 class WebContents; | |
20 } | |
21 | |
22 // Per-tab class to handle PDF messages. | |
23 class PDFTabHelper : public content::WebContentsObserver, | |
24 public content::WebContentsUserData<PDFTabHelper> { | |
25 public: | |
26 | |
27 explicit PDFTabHelper(content::WebContents* web_contents); | |
28 virtual ~PDFTabHelper(); | |
29 | |
30 OpenPDFInReaderPromptDelegate* open_in_reader_prompt() const { | |
31 return open_in_reader_prompt_.get(); | |
32 } | |
33 | |
34 void ShowOpenInReaderPrompt(scoped_ptr<OpenPDFInReaderPromptDelegate> prompt); | |
35 | |
36 private: | |
37 // content::WebContentsObserver overrides: | |
38 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; | |
39 virtual void DidNavigateMainFrame( | |
40 const content::LoadCommittedDetails& details, | |
41 const content::FrameNavigateParams& params) OVERRIDE; | |
42 | |
43 // Internal helpers ---------------------------------------------------------- | |
44 | |
45 void UpdateLocationBar(); | |
46 void OnModalPromptForPasswordClosed(IPC::Message* reply_message, | |
47 bool success, | |
48 const base::string16& actual_value); | |
49 | |
50 // Message handlers. | |
51 void OnHasUnsupportedFeature(); | |
52 void OnSaveURLAs(const GURL& url, | |
53 const content::Referrer& referrer); | |
54 void OnUpdateContentRestrictions(int content_restrictions); | |
55 void OnModalPromptForPassword(const std::string& prompt, | |
56 IPC::Message* reply_message); | |
57 | |
58 // The model for the confirmation prompt to open a PDF in Adobe Reader. | |
59 scoped_ptr<OpenPDFInReaderPromptDelegate> open_in_reader_prompt_; | |
60 | |
61 DISALLOW_COPY_AND_ASSIGN(PDFTabHelper); | |
62 }; | |
63 | |
64 typedef base::Callback<void(bool /* success */, | |
65 const base::string16& /* password */)> | |
66 PasswordDialogClosedCallback; | |
67 | |
68 // Shows a tab-modal dialog to get a password for a PDF document. | |
69 void ShowPDFPasswordDialog(content::WebContents* web_contents, | |
70 const base::string16& prompt, | |
71 const PasswordDialogClosedCallback& callback); | |
72 | |
73 #endif // CHROME_BROWSER_UI_PDF_PDF_TAB_HELPER_H_ | |
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