1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef nsArray_h__
8 #define nsArray_h__
9 
10 #include "nsIArrayExtensions.h"
11 #include "nsIMutableArray.h"
12 #include "nsCOMArray.h"
13 #include "nsCOMPtr.h"
14 #include "nsCycleCollectionParticipant.h"
15 #include "mozilla/Attributes.h"
16 
17 // {35C66FD1-95E9-4e0a-80C5-C3BD2B375481}
18 #define NS_ARRAY_CID \
19 { 0x35c66fd1, 0x95e9, 0x4e0a, \
20   { 0x80, 0xc5, 0xc3, 0xbd, 0x2b, 0x37, 0x54, 0x81 } }
21 
22 // nsArray without any refcounting declarations
23 class nsArrayBase : public nsIMutableArray
24 {
25 public:
26   NS_DECL_NSIARRAY
27   NS_DECL_NSIARRAYEXTENSIONS
28   NS_DECL_NSIMUTABLEARRAY
29 
30   /* Both of these factory functions create a cycle-collectable array
31      on the main thread and a non-cycle-collectable array on other
32      threads.  */
33   static already_AddRefed<nsIMutableArray> Create();
34   /* Only for the benefit of the XPCOM module system, use Create()
35      instead.  */
36   static nsresult XPCOMConstructor(nsISupports* aOuter, const nsIID& aIID,
37                                    void** aResult);
38 protected:
nsArrayBase()39   nsArrayBase() {}
40   nsArrayBase(const nsArrayBase& aOther);
nsArrayBase(const nsCOMArray_base & aBaseArray)41   explicit nsArrayBase(const nsCOMArray_base& aBaseArray) : mArray(aBaseArray) {}
42   virtual ~nsArrayBase();
43 
44   nsCOMArray_base mArray;
45 };
46 
47 class nsArray final : public nsArrayBase
48 {
49   friend class nsArrayBase;
50 
51 public:
52   NS_DECL_ISUPPORTS
53 
54 private:
nsArray()55   nsArray() : nsArrayBase() {}
56   nsArray(const nsArray& aOther);
nsArray(const nsCOMArray_base & aBaseArray)57   explicit nsArray(const nsCOMArray_base& aBaseArray) : nsArrayBase(aBaseArray) {}
~nsArray()58   ~nsArray() {}
59 };
60 
61 class nsArrayCC final : public nsArrayBase
62 {
63   friend class nsArrayBase;
64 
65 public:
66   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsArrayCC,nsIMutableArray)67   NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsArrayCC, nsIMutableArray)
68 
69 private:
70   nsArrayCC() : nsArrayBase() {}
71   nsArrayCC(const nsArrayCC& aOther);
nsArrayCC(const nsCOMArray_base & aBaseArray)72   explicit nsArrayCC(const nsCOMArray_base& aBaseArray) : nsArrayBase(aBaseArray) {}
~nsArrayCC()73   ~nsArrayCC() {}
74 };
75 
76 #endif
77