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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 // For print preview, a print preview (PP) tab is linked with the initiator tab | 5 // For print preview, a print preview (PP) tab is linked with the initiator tab |
6 // that initiated the printing operation. If the tab initiates a second | 6 // that initiated the printing operation. If the tab initiates a second |
7 // printing operation while the first print preview tab is still open, that PP | 7 // printing operation while the first print preview tab is still open, that PP |
8 // tab is focused/activated. There may be more than one PP tab open. There is a | 8 // tab is focused/activated. There may be more than one PP tab open. There is a |
9 // 1:1 relationship between PP tabs and initiating tabs. This class manages PP | 9 // 1:1 relationship between PP tabs and initiating tabs. This class manages PP |
10 // tabs and initiator tabs. | 10 // tabs and initiator tabs. |
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46 // Returns preview tab for |tab|. | 46 // Returns preview tab for |tab|. |
47 // Returns |tab| if |tab| is a preview tab. | 47 // Returns |tab| if |tab| is a preview tab. |
48 // Returns NULL if no preview tab exists for |tab|. | 48 // Returns NULL if no preview tab exists for |tab|. |
49 TabContents* GetPrintPreviewForTab(TabContents* tab) const; | 49 TabContents* GetPrintPreviewForTab(TabContents* tab) const; |
50 | 50 |
51 // Returns initiator tab for |preview_tab|. | 51 // Returns initiator tab for |preview_tab|. |
52 // Returns NULL if no initiator tab exists for |preview_tab|. | 52 // Returns NULL if no initiator tab exists for |preview_tab|. |
53 TabContents* GetInitiatorTab(TabContents* preview_tab); | 53 TabContents* GetInitiatorTab(TabContents* preview_tab); |
54 | 54 |
55 // Notification observer implementation. | 55 // Notification observer implementation. |
56 virtual void Observe(NotificationType type, | 56 virtual void Observe(int type, |
57 const NotificationSource& source, | 57 const NotificationSource& source, |
58 const NotificationDetails& details); | 58 const NotificationDetails& details); |
59 | 59 |
60 // Returns true if |tab| is a print preview tab. | 60 // Returns true if |tab| is a print preview tab. |
61 static bool IsPrintPreviewTab(TabContents* tab); | 61 static bool IsPrintPreviewTab(TabContents* tab); |
62 | 62 |
63 // Erase the initiator tab info associated with |preview_tab|. | 63 // Erase the initiator tab info associated with |preview_tab|. |
64 void EraseInitiatorTabInfo(TabContents* preview_tab); | 64 void EraseInitiatorTabInfo(TabContents* preview_tab); |
65 | 65 |
66 private: | 66 private: |
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86 // True if the controller is waiting for a new preview tab via | 86 // True if the controller is waiting for a new preview tab via |
87 // NavigationType::NEW_PAGE. | 87 // NavigationType::NEW_PAGE. |
88 bool waiting_for_new_preview_page_; | 88 bool waiting_for_new_preview_page_; |
89 | 89 |
90 DISALLOW_COPY_AND_ASSIGN(PrintPreviewTabController); | 90 DISALLOW_COPY_AND_ASSIGN(PrintPreviewTabController); |
91 }; | 91 }; |
92 | 92 |
93 } // namespace printing | 93 } // namespace printing |
94 | 94 |
95 #endif // CHROME_BROWSER_PRINTING_PRINT_PREVIEW_TAB_CONTROLLER_H_ | 95 #endif // CHROME_BROWSER_PRINTING_PRINT_PREVIEW_TAB_CONTROLLER_H_ |
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