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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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_UI_COCOA_TABS_TAB_STRIP_MODEL_OBSERVER_BRIDGE_H_ | 5 #ifndef CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_MODEL_OBSERVER_BRIDGE_H_ |
6 #define CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_MODEL_OBSERVER_BRIDGE_H_ | 6 #define CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_MODEL_OBSERVER_BRIDGE_H_ |
7 | 7 |
8 #import <Foundation/Foundation.h> | 8 #import <Foundation/Foundation.h> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
11 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h" | 11 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h" |
12 | 12 |
13 class TabStripModel; | 13 class TabStripModel; |
14 | 14 |
15 namespace content { | 15 namespace content { |
16 class WebContents; | 16 class WebContents; |
17 } | 17 } |
18 | 18 |
19 // A C++ bridge class to handle receiving notifications from the C++ tab strip | 19 // A C++ bridge class to handle receiving notifications from the C++ tab strip |
20 // model. When the caller allocates a bridge, it automatically registers for | 20 // model. When the caller allocates a bridge, it automatically registers for |
21 // notifications from |model| and passes messages to |controller| via the | 21 // notifications from |model| and passes messages to |controller| via the |
22 // informal protocol below. The owner of this object is responsible for deleting | 22 // informal protocol below. The owner of this object is responsible for deleting |
23 // it (and thus unhooking notifications) before |controller| is destroyed. | 23 // it (and thus unhooking notifications) before |controller| is destroyed. |
24 class TabStripModelObserverBridge : public TabStripModelObserver { | 24 class TabStripModelObserverBridge : public TabStripModelObserver { |
25 public: | 25 public: |
26 TabStripModelObserverBridge(TabStripModel* model, id controller); | 26 TabStripModelObserverBridge(TabStripModel* model, id controller); |
27 virtual ~TabStripModelObserverBridge(); | 27 ~TabStripModelObserverBridge() override; |
28 | 28 |
29 // Overridden from TabStripModelObserver | 29 // Overridden from TabStripModelObserver |
30 virtual void TabInsertedAt(content::WebContents* contents, | 30 void TabInsertedAt(content::WebContents* contents, |
31 int index, | 31 int index, |
32 bool foreground) override; | 32 bool foreground) override; |
33 virtual void TabClosingAt(TabStripModel* tab_strip_model, | 33 void TabClosingAt(TabStripModel* tab_strip_model, |
34 content::WebContents* contents, | 34 content::WebContents* contents, |
35 int index) override; | 35 int index) override; |
36 virtual void TabDetachedAt(content::WebContents* contents, | 36 void TabDetachedAt(content::WebContents* contents, int index) override; |
37 int index) override; | 37 void TabDeactivated(content::WebContents* contents) override; |
38 virtual void TabDeactivated(content::WebContents* contents) override; | 38 void ActiveTabChanged(content::WebContents* old_contents, |
39 virtual void ActiveTabChanged(content::WebContents* old_contents, | 39 content::WebContents* new_contents, |
40 content::WebContents* new_contents, | 40 int index, |
41 int index, | 41 int reason) override; |
42 int reason) override; | 42 void TabSelectionChanged(TabStripModel* tab_strip_model, |
43 virtual void TabSelectionChanged( | 43 const ui::ListSelectionModel& old_model) override; |
44 TabStripModel* tab_strip_model, | 44 void TabMoved(content::WebContents* contents, |
45 const ui::ListSelectionModel& old_model) override; | 45 int from_index, |
46 virtual void TabMoved(content::WebContents* contents, | 46 int to_index) override; |
47 int from_index, | 47 void TabChangedAt(content::WebContents* contents, |
48 int to_index) override; | 48 int index, |
49 virtual void TabChangedAt(content::WebContents* contents, | 49 TabChangeType change_type) override; |
50 int index, | 50 void TabReplacedAt(TabStripModel* tab_strip_model, |
51 TabChangeType change_type) override; | 51 content::WebContents* old_contents, |
52 virtual void TabReplacedAt(TabStripModel* tab_strip_model, | 52 content::WebContents* new_contents, |
53 content::WebContents* old_contents, | 53 int index) override; |
54 content::WebContents* new_contents, | 54 void TabMiniStateChanged(content::WebContents* contents, int index) override; |
55 int index) override; | 55 void TabStripEmpty() override; |
56 virtual void TabMiniStateChanged(content::WebContents* contents, | 56 void TabStripModelDeleted() override; |
57 int index) override; | |
58 virtual void TabStripEmpty() override; | |
59 virtual void TabStripModelDeleted() override; | |
60 | 57 |
61 private: | 58 private: |
62 id controller_; // weak, owns me | 59 id controller_; // weak, owns me |
63 TabStripModel* model_; // weak, owned by Browser | 60 TabStripModel* model_; // weak, owned by Browser |
64 }; | 61 }; |
65 | 62 |
66 // A collection of methods which can be selectively implemented by any | 63 // A collection of methods which can be selectively implemented by any |
67 // Cocoa object to receive updates about changes to a tab strip model. It is | 64 // Cocoa object to receive updates about changes to a tab strip model. It is |
68 // ok to not implement them, the calling code checks before calling. | 65 // ok to not implement them, the calling code checks before calling. |
69 @interface NSObject(TabStripModelBridge) | 66 @interface NSObject(TabStripModelBridge) |
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89 previousContents:(content::WebContents*)oldContents | 86 previousContents:(content::WebContents*)oldContents |
90 atIndex:(NSInteger)index; | 87 atIndex:(NSInteger)index; |
91 - (void)tabMiniStateChangedWithContents:(content::WebContents*)contents | 88 - (void)tabMiniStateChangedWithContents:(content::WebContents*)contents |
92 atIndex:(NSInteger)index; | 89 atIndex:(NSInteger)index; |
93 - (void)tabStripEmpty; | 90 - (void)tabStripEmpty; |
94 - (void)tabStripModelDeleted; | 91 - (void)tabStripModelDeleted; |
95 - (void)tabSelectionChanged; | 92 - (void)tabSelectionChanged; |
96 @end | 93 @end |
97 | 94 |
98 #endif // CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_MODEL_OBSERVER_BRIDGE_H_ | 95 #endif // CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_MODEL_OBSERVER_BRIDGE_H_ |
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