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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 #ifndef CHROME_BROWSER_UI_COCOA_COMMAND_OBSERVER_BRIDGE |   5 #ifndef CHROME_BROWSER_UI_COCOA_COMMAND_OBSERVER_BRIDGE | 
|   6 #define CHROME_BROWSER_UI_COCOA_COMMAND_OBSERVER_BRIDGE |   6 #define CHROME_BROWSER_UI_COCOA_COMMAND_OBSERVER_BRIDGE | 
|   7  |   7  | 
|   8 #import <Cocoa/Cocoa.h> |   8 #import <Cocoa/Cocoa.h> | 
|   9  |   9  | 
|  10 #include "base/compiler_specific.h" |  10 #include "base/compiler_specific.h" | 
| (...skipping 16 matching lines...) Expand all  Loading... | 
|  27   CommandObserverBridge(id<CommandObserverProtocol> observer, |  27   CommandObserverBridge(id<CommandObserverProtocol> observer, | 
|  28                         CommandUpdater* commands); |  28                         CommandUpdater* commands); | 
|  29   virtual ~CommandObserverBridge(); |  29   virtual ~CommandObserverBridge(); | 
|  30  |  30  | 
|  31   // Register for updates about |command|. |  31   // Register for updates about |command|. | 
|  32   void ObserveCommand(int command); |  32   void ObserveCommand(int command); | 
|  33  |  33  | 
|  34  protected: |  34  protected: | 
|  35   // Overridden from CommandObserver |  35   // Overridden from CommandObserver | 
|  36   virtual void EnabledStateChangedForCommand(int command, |  36   virtual void EnabledStateChangedForCommand(int command, | 
|  37                                              bool enabled) OVERRIDE; |  37                                              bool enabled) override; | 
|  38  |  38  | 
|  39  private: |  39  private: | 
|  40   id<CommandObserverProtocol> observer_;  // weak, owns me |  40   id<CommandObserverProtocol> observer_;  // weak, owns me | 
|  41   CommandUpdater* commands_;  // weak |  41   CommandUpdater* commands_;  // weak | 
|  42 }; |  42 }; | 
|  43  |  43  | 
|  44 // Implemented by the observing Objective-C object, called when there is a |  44 // Implemented by the observing Objective-C object, called when there is a | 
|  45 // state change for the given command. |  45 // state change for the given command. | 
|  46 @protocol CommandObserverProtocol |  46 @protocol CommandObserverProtocol | 
|  47 - (void)enabledStateChangedForCommand:(NSInteger)command enabled:(BOOL)enabled; |  47 - (void)enabledStateChangedForCommand:(NSInteger)command enabled:(BOOL)enabled; | 
|  48 @end |  48 @end | 
|  49  |  49  | 
|  50 #endif  // CHROME_BROWSER_UI_COCOA_COMMAND_OBSERVER_BRIDGE |  50 #endif  // CHROME_BROWSER_UI_COCOA_COMMAND_OBSERVER_BRIDGE | 
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