/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef nsMenuGroupOwnerX_h_ #define nsMenuGroupOwnerX_h_ #import <Cocoa/Cocoa.h> #include "nsMenuBaseX.h" #include "nsIMutationObserver.h" #include "nsHashKeys.h" #include "nsDataHashtable.h" #include "nsString.h" class nsMenuItemX; class nsChangeObserver; class nsIWidget; class nsIContent; class nsMenuGroupOwnerX : public nsMenuObjectX, public nsIMutationObserver { public: nsMenuGroupOwnerX(); nsresult Create(nsIContent * aContent); void RegisterForContentChanges(nsIContent* aContent, nsChangeObserver* aMenuObject); void UnregisterForContentChanges(nsIContent* aContent); uint32_t RegisterForCommand(nsMenuItemX* aItem); void UnregisterCommand(uint32_t aCommandID); nsMenuItemX* GetMenuItemForCommandID(uint32_t inCommandID); void AddMenuItemInfoToSet(MenuItemInfo* info); NS_DECL_ISUPPORTS NS_DECL_NSIMUTATIONOBSERVER protected: virtual ~nsMenuGroupOwnerX(); nsChangeObserver* LookupContentChangeObserver(nsIContent* aContent); uint32_t mCurrentCommandID; // unique command id (per menu-bar) to // give to next item that asks // stores observers for content change notification nsDataHashtable<nsPtrHashKey<nsIContent>, nsChangeObserver *> mContentToObserverTable; // stores mapping of command IDs to menu objects nsDataHashtable<nsUint32HashKey, nsMenuItemX *> mCommandToMenuObjectTable; // Stores references to all the MenuItemInfo objects created with weak // references to us. They may live longer than we do, so when we're // destroyed we need to clear all their weak references. This avoids // crashes in -[NativeMenuItemTarget menuItemHit:]. See bug 1131473. NSMutableSet* mInfoSet; }; #endif // nsMenuGroupOwner_h_