chrome/browser/ui/cocoa/command_observer_bridge.mm

   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 }