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/* -*- 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 "mozilla/WeakPtr.h"
#include "nsStubMutationObserver.h"
#include "nsHashKeys.h"
#include "nsIObserver.h"
#include "nsMenuBarX.h"
#include "nsTHashMap.h"
#include "nsString.h"
class nsMenuItemX;
class nsChangeObserver;
class nsIWidget;
class nsIContent;
@class MOZMenuItemRepresentedObject;
// Fixed command IDs that work even without a JS listener, for our fallback menu bar.
// Dynamic command IDs start counting from eCommand_ID_Last.
enum {
eCommand_ID_About = 1,
eCommand_ID_Prefs = 2,
eCommand_ID_Quit = 3,
eCommand_ID_HideApp = 4,
eCommand_ID_HideOthers = 5,
eCommand_ID_ShowAll = 6,
eCommand_ID_Update = 7,
eCommand_ID_TouchBar = 8,
eCommand_ID_Account = 9,
eCommand_ID_Last = 10
};
// The menu group owner observes DOM mutations, notifies registered nsChangeObservers, and manages
// command registration.
// There is one owner per menubar, and one per standalone native menu.
class nsMenuGroupOwnerX : public nsMultiMutationObserver, public nsIObserver {
public:
// Both parameters can be null.
nsMenuGroupOwnerX(mozilla::dom::Element* aElement, nsMenuBarX* aMenuBarIfMenuBar);
void RegisterForContentChanges(nsIContent* aContent, nsChangeObserver* aMenuObject);
void UnregisterForContentChanges(nsIContent* aContent);
uint32_t RegisterForCommand(nsMenuItemX* aMenuItem);
void UnregisterCommand(uint32_t aCommandID);
nsMenuItemX* GetMenuItemForCommandID(uint32_t aCommandID);
void RegisterForLocaleChanges();
void UnregisterForLocaleChanges();
// The representedObject that's used for all menu items under this menu group owner.
MOZMenuItemRepresentedObject* GetRepresentedObject() { return mRepresentedObject; }
// If this is the group owner for a menubar, return the menubar, otherwise nullptr.
nsMenuBarX* GetMenuBar() { return mMenuBar.get(); }
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
NS_DECL_NSIMUTATIONOBSERVER
protected:
virtual ~nsMenuGroupOwnerX();
nsChangeObserver* LookupContentChangeObserver(nsIContent* aContent);
RefPtr<nsIContent> mContent;
// Unique command id (per menu-bar) to give to next item that asks.
uint32_t mCurrentCommandID = eCommand_ID_Last;
// stores observers for content change notification
nsTHashMap<nsPtrHashKey<nsIContent>, nsChangeObserver*> mContentToObserverTable;
// stores mapping of command IDs to menu objects
nsTHashMap<nsUint32HashKey, nsMenuItemX*> mCommandToMenuObjectTable;
MOZMenuItemRepresentedObject* mRepresentedObject = nil; // [strong]
mozilla::WeakPtr<nsMenuBarX> mMenuBar;
};
@interface MOZMenuItemRepresentedObject : NSObject
- (id)initWithMenuGroupOwner:(nsMenuGroupOwnerX*)aMenuGroupOwner;
- (void)setMenuGroupOwner:(nsMenuGroupOwnerX*)aMenuGroupOwner;
- (nsMenuGroupOwnerX*)menuGroupOwner;
@end
#endif // nsMenuGroupOwner_h_
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