xpcom/ds/nsSupportsArray.h@6474c204b198 (annotated)
xpcom/ds/nsSupportsArray.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | #ifndef nsSupportsArray_h__ |
| michael@0 | 7 | #define nsSupportsArray_h__ |
| michael@0 | 8 | |
| michael@0 | 9 | //#define DEBUG_SUPPORTSARRAY 1 |
| michael@0 | 10 | |
| michael@0 | 11 | #include "nsISupportsArray.h" |
| michael@0 | 12 | #include "mozilla/Attributes.h" |
| michael@0 | 13 | |
| michael@0 | 14 | static const uint32_t kAutoArraySize = 8; |
| michael@0 | 15 | |
| michael@0 | 16 | class nsSupportsArray MOZ_FINAL : public nsISupportsArray { |
| michael@0 | 17 | public: |
| michael@0 | 18 | nsSupportsArray(void); |
| michael@0 | 19 | ~nsSupportsArray(void); // nonvirtual since we're not subclassed |
| michael@0 | 20 | |
| michael@0 | 21 | static nsresult |
| michael@0 | 22 | Create(nsISupports *aOuter, REFNSIID aIID, void **aResult); |
| michael@0 | 23 | |
| michael@0 | 24 | NS_DECL_THREADSAFE_ISUPPORTS |
| michael@0 | 25 | |
| michael@0 | 26 | NS_DECL_NSISERIALIZABLE |
| michael@0 | 27 | |
| michael@0 | 28 | // nsICollection methods: |
| michael@0 | 29 | NS_IMETHOD Count(uint32_t *result) { *result = mCount; return NS_OK; } |
| michael@0 | 30 | NS_IMETHOD GetElementAt(uint32_t aIndex, nsISupports* *result); |
| michael@0 | 31 | NS_IMETHOD QueryElementAt(uint32_t aIndex, const nsIID & aIID, void * *aResult) { |
| michael@0 | 32 | if (aIndex < mCount) { |
| michael@0 | 33 | nsISupports* element = mArray[aIndex]; |
| michael@0 | 34 | if (nullptr != element) |
| michael@0 | 35 | return element->QueryInterface(aIID, aResult); |
| michael@0 | 36 | } |
| michael@0 | 37 | return NS_ERROR_FAILURE; |
| michael@0 | 38 | } |
| michael@0 | 39 | NS_IMETHOD SetElementAt(uint32_t aIndex, nsISupports* value) { |
| michael@0 | 40 | return ReplaceElementAt(value, aIndex) ? NS_OK : NS_ERROR_FAILURE; |
| michael@0 | 41 | } |
| michael@0 | 42 | NS_IMETHOD AppendElement(nsISupports *aElement) { |
| michael@0 | 43 | // XXX Invalid cast of bool to nsresult (bug 778110) |
| michael@0 | 44 | return (nsresult)InsertElementAt(aElement, mCount)/* ? NS_OK : NS_ERROR_FAILURE*/; |
| michael@0 | 45 | } |
| michael@0 | 46 | // XXX this is badly named - should be RemoveFirstElement |
| michael@0 | 47 | NS_IMETHOD RemoveElement(nsISupports *aElement) { |
| michael@0 | 48 | // XXX Invalid cast of bool to nsresult (bug 778110) |
| michael@0 | 49 | return (nsresult)RemoveElement(aElement, 0)/* ? NS_OK : NS_ERROR_FAILURE*/; |
| michael@0 | 50 | } |
| michael@0 | 51 | NS_IMETHOD_(bool) MoveElement(int32_t aFrom, int32_t aTo); |
| michael@0 | 52 | NS_IMETHOD Enumerate(nsIEnumerator* *result); |
| michael@0 | 53 | NS_IMETHOD Clear(void); |
| michael@0 | 54 | |
| michael@0 | 55 | // nsISupportsArray methods: |
| michael@0 | 56 | NS_IMETHOD_(bool) Equals(const nsISupportsArray* aOther); |
| michael@0 | 57 | |
| michael@0 | 58 | NS_IMETHOD_(int32_t) IndexOf(const nsISupports* aPossibleElement); |
| michael@0 | 59 | NS_IMETHOD_(int32_t) IndexOfStartingAt(const nsISupports* aPossibleElement, |
| michael@0 | 60 | uint32_t aStartIndex = 0); |
| michael@0 | 61 | NS_IMETHOD_(int32_t) LastIndexOf(const nsISupports* aPossibleElement); |
| michael@0 | 62 | |
| michael@0 | 63 | NS_IMETHOD GetIndexOf(nsISupports *aPossibleElement, int32_t *_retval) { |
| michael@0 | 64 | *_retval = IndexOf(aPossibleElement); |
| michael@0 | 65 | return NS_OK; |
| michael@0 | 66 | } |
| michael@0 | 67 | |
| michael@0 | 68 | NS_IMETHOD GetIndexOfStartingAt(nsISupports *aPossibleElement, |
| michael@0 | 69 | uint32_t aStartIndex, int32_t *_retval) { |
| michael@0 | 70 | *_retval = IndexOfStartingAt(aPossibleElement, aStartIndex); |
| michael@0 | 71 | return NS_OK; |
| michael@0 | 72 | } |
| michael@0 | 73 | |
| michael@0 | 74 | NS_IMETHOD GetLastIndexOf(nsISupports *aPossibleElement, int32_t *_retval) { |
| michael@0 | 75 | *_retval = LastIndexOf(aPossibleElement); |
| michael@0 | 76 | return NS_OK; |
| michael@0 | 77 | } |
| michael@0 | 78 | |
| michael@0 | 79 | NS_IMETHOD_(bool) InsertElementAt(nsISupports* aElement, uint32_t aIndex); |
| michael@0 | 80 | |
| michael@0 | 81 | NS_IMETHOD_(bool) ReplaceElementAt(nsISupports* aElement, uint32_t aIndex); |
| michael@0 | 82 | |
| michael@0 | 83 | NS_IMETHOD_(bool) RemoveElementAt(uint32_t aIndex) { |
| michael@0 | 84 | return RemoveElementsAt(aIndex,1); |
| michael@0 | 85 | } |
| michael@0 | 86 | NS_IMETHOD_(bool) RemoveElement(const nsISupports* aElement, uint32_t aStartIndex = 0); |
| michael@0 | 87 | NS_IMETHOD_(bool) RemoveLastElement(const nsISupports* aElement); |
| michael@0 | 88 | |
| michael@0 | 89 | NS_IMETHOD DeleteLastElement(nsISupports *aElement) { |
| michael@0 | 90 | return (RemoveLastElement(aElement) ? NS_OK : NS_ERROR_FAILURE); |
| michael@0 | 91 | } |
| michael@0 | 92 | |
| michael@0 | 93 | NS_IMETHOD DeleteElementAt(uint32_t aIndex) { |
| michael@0 | 94 | return (RemoveElementAt(aIndex) ? NS_OK : NS_ERROR_FAILURE); |
| michael@0 | 95 | } |
| michael@0 | 96 | |
| michael@0 | 97 | NS_IMETHOD_(bool) AppendElements(nsISupportsArray* aElements) { |
| michael@0 | 98 | return InsertElementsAt(aElements,mCount); |
| michael@0 | 99 | } |
| michael@0 | 100 | |
| michael@0 | 101 | NS_IMETHOD Compact(void); |
| michael@0 | 102 | |
| michael@0 | 103 | NS_IMETHOD Clone(nsISupportsArray **_retval); |
| michael@0 | 104 | |
| michael@0 | 105 | NS_IMETHOD_(bool) InsertElementsAt(nsISupportsArray *aOther, uint32_t aIndex); |
| michael@0 | 106 | |
| michael@0 | 107 | NS_IMETHOD_(bool) RemoveElementsAt(uint32_t aIndex, uint32_t aCount); |
| michael@0 | 108 | |
| michael@0 | 109 | NS_IMETHOD_(bool) SizeTo(int32_t aSize); |
| michael@0 | 110 | protected: |
| michael@0 | 111 | void DeleteArray(void); |
| michael@0 | 112 | |
| michael@0 | 113 | NS_IMETHOD_(void) GrowArrayBy(int32_t aGrowBy); |
| michael@0 | 114 | |
| michael@0 | 115 | nsISupports** mArray; |
| michael@0 | 116 | uint32_t mArraySize; |
| michael@0 | 117 | uint32_t mCount; |
| michael@0 | 118 | nsISupports* mAutoArray[kAutoArraySize]; |
| michael@0 | 119 | #if DEBUG_SUPPORTSARRAY |
| michael@0 | 120 | uint32_t mMaxCount; |
| michael@0 | 121 | uint32_t mMaxSize; |
| michael@0 | 122 | #endif |
| michael@0 | 123 | |
| michael@0 | 124 | private: |
| michael@0 | 125 | // Copy constructors are not allowed |
| michael@0 | 126 | nsSupportsArray(const nsISupportsArray& other); |
| michael@0 | 127 | }; |
| michael@0 | 128 | |
| michael@0 | 129 | #endif // nsSupportsArray_h__ |
