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      1 // Copyright (c) 2009 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 #import "chrome/browser/ui/cocoa/command_observer_bridge.h"
      6 #include "chrome/browser/command_updater.h"
      7 
      8 #include "base/logging.h"
      9 
     10 CommandObserverBridge::CommandObserverBridge(
     11     id<CommandObserverProtocol> observer, CommandUpdater* commands)
     12         : observer_(observer), commands_(commands) {
     13   DCHECK(observer_ && commands_);
     14 }
     15 
     16 CommandObserverBridge::~CommandObserverBridge() {
     17   // Unregister the notifications
     18   commands_->RemoveCommandObserver(this);
     19 }
     20 
     21 void CommandObserverBridge::ObserveCommand(int command) {
     22   commands_->AddCommandObserver(command, this);
     23 }
     24 
     25 void CommandObserverBridge::EnabledStateChangedForCommand(int command,
     26                                                           bool enabled) {
     27   [observer_ enabledStateChangedForCommand:command
     28                                    enabled:enabled ? YES : NO];
     29 }
     30