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