LCOV - app.info - xpcom/ds/nsSupportsArray.h

LCOV - code coverage report
| Current view: | directory - xpcom/ds - nsSupportsArray.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 33 | 7 | 21.2 %
| Date: | 2012-04-21 | Functions: | 13 | 4 | 30.8 %

           1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is mozilla.org code.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * Netscape Communications Corporation.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *
          24                 :  * Alternatively, the contents of this file may be used under the terms of
          25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
          26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          28                 :  * of those above. If you wish to allow use of your version of this file only
          29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          30                 :  * use your version of this file under the terms of the MPL, indicate your
          31                 :  * decision by deleting the provisions above and replace them with the notice
          32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          33                 :  * the provisions above, a recipient may use your version of this file under
          34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          35                 :  *
          36                 :  * ***** END LICENSE BLOCK ***** */
          37                 :
          38                 : #ifndef nsSupportsArray_h__
          39                 : #define nsSupportsArray_h__
          40                 :
          41                 : //#define DEBUG_SUPPORTSARRAY 1
          42                 :
          43                 : #include "nsISupportsArray.h"
          44                 :
          45                 : static const PRUint32 kAutoArraySize = 8;
          46                 :
          47                 : class nsSupportsArray : public nsISupportsArray {
          48                 : public:
          49                 :   nsSupportsArray(void);
          50                 :   ~nsSupportsArray(void); // nonvirtual since we're not subclassed
          51                 :
          52                 :   static nsresult
          53                 :   Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
          54                 :
          55                 :   NS_DECL_ISUPPORTS
          56                 :
          57                 :   NS_DECL_NSISERIALIZABLE
          58                 :
          59                 :   // nsICollection methods:
          60          389289 :   NS_IMETHOD Count(PRUint32 *result) { *result = mCount; return NS_OK; }
          61               0 :   NS_IMETHOD GetElementAt(PRUint32 aIndex, nsISupports* *result) {
          62               0 :     *result = ElementAt(aIndex);
          63               0 :     return NS_OK;
          64                 :   }
          65               0 :   NS_IMETHOD QueryElementAt(PRUint32 aIndex, const nsIID & aIID, void * *aResult) {
          66               0 :     if (aIndex < mCount) {
          67               0 :       nsISupports* element = mArray[aIndex];
          68               0 :       if (nsnull != element)
          69               0 :         return element->QueryInterface(aIID, aResult);
          70                 :     }
          71               0 :     return NS_ERROR_FAILURE;
          72                 :   }
          73               0 :   NS_IMETHOD SetElementAt(PRUint32 aIndex, nsISupports* value) {
          74               0 :     return ReplaceElementAt(value, aIndex) ? NS_OK : NS_ERROR_FAILURE;
          75                 :   }
          76          136357 :   NS_IMETHOD AppendElement(nsISupports *aElement) {
          77          136357 :     return InsertElementAt(aElement, mCount)/* ? NS_OK : NS_ERROR_FAILURE*/;
          78                 :   }
          79                 :   // XXX this is badly named - should be RemoveFirstElement
          80              35 :   NS_IMETHOD RemoveElement(nsISupports *aElement) {
          81              35 :     return RemoveElement(aElement, 0)/* ? NS_OK : NS_ERROR_FAILURE*/;
          82                 :   }
          83                 :   NS_IMETHOD_(bool) MoveElement(PRInt32 aFrom, PRInt32 aTo);
          84                 :   NS_IMETHOD Enumerate(nsIEnumerator* *result);
          85                 :   NS_IMETHOD Clear(void);
          86                 :
          87                 :   // nsISupportsArray methods:
          88                 :   NS_IMETHOD_(bool) Equals(const nsISupportsArray* aOther);
          89                 :
          90                 :   NS_IMETHOD_(nsISupports*) ElementAt(PRUint32 aIndex);
          91                 :
          92                 :   NS_IMETHOD_(PRInt32) IndexOf(const nsISupports* aPossibleElement);
          93                 :   NS_IMETHOD_(PRInt32) IndexOfStartingAt(const nsISupports* aPossibleElement,
          94                 :                                          PRUint32 aStartIndex = 0);
          95                 :   NS_IMETHOD_(PRInt32) LastIndexOf(const nsISupports* aPossibleElement);
          96                 :
          97               0 :   NS_IMETHOD GetIndexOf(nsISupports *aPossibleElement, PRInt32 *_retval) {
          98               0 :     *_retval = IndexOf(aPossibleElement);
          99               0 :     return NS_OK;
         100                 :   }
         101                 :
         102               0 :   NS_IMETHOD GetIndexOfStartingAt(nsISupports *aPossibleElement,
         103                 :                                   PRUint32 aStartIndex, PRInt32 *_retval) {
         104               0 :     *_retval = IndexOfStartingAt(aPossibleElement, aStartIndex);
         105               0 :     return NS_OK;
         106                 :   }
         107                 :
         108               0 :   NS_IMETHOD GetLastIndexOf(nsISupports *aPossibleElement, PRInt32 *_retval) {
         109               0 :     *_retval = LastIndexOf(aPossibleElement);
         110               0 :     return NS_OK;
         111                 :   }
         112                 :
         113                 :   NS_IMETHOD_(bool) InsertElementAt(nsISupports* aElement, PRUint32 aIndex);
         114                 :
         115                 :   NS_IMETHOD_(bool) ReplaceElementAt(nsISupports* aElement, PRUint32 aIndex);
         116                 :
         117              35 :   NS_IMETHOD_(bool) RemoveElementAt(PRUint32 aIndex) {
         118              35 :     return RemoveElementsAt(aIndex,1);
         119                 :   }
         120                 :   NS_IMETHOD_(bool) RemoveElement(const nsISupports* aElement, PRUint32 aStartIndex = 0);
         121                 :   NS_IMETHOD_(bool) RemoveLastElement(const nsISupports* aElement);
         122                 :
         123               0 :   NS_IMETHOD DeleteLastElement(nsISupports *aElement) {
         124               0 :     return (RemoveLastElement(aElement) ? NS_OK : NS_ERROR_FAILURE);
         125                 :   }
         126                 :
         127               0 :   NS_IMETHOD DeleteElementAt(PRUint32 aIndex) {
         128               0 :     return (RemoveElementAt(aIndex) ? NS_OK : NS_ERROR_FAILURE);
         129                 :   }
         130                 :
         131               0 :   NS_IMETHOD_(bool) AppendElements(nsISupportsArray* aElements) {
         132               0 :     return InsertElementsAt(aElements,mCount);
         133                 :   }
         134                 :
         135                 :   NS_IMETHOD Compact(void);
         136                 :
         137                 :   NS_IMETHOD_(bool) EnumerateForwards(nsISupportsArrayEnumFunc aFunc, void* aData);
         138                 :   NS_IMETHOD_(bool) EnumerateBackwards(nsISupportsArrayEnumFunc aFunc, void* aData);
         139                 :
         140                 :   NS_IMETHOD Clone(nsISupportsArray **_retval);
         141                 :
         142                 :   NS_IMETHOD_(bool) InsertElementsAt(nsISupportsArray *aOther, PRUint32 aIndex);
         143                 :
         144                 :   NS_IMETHOD_(bool) RemoveElementsAt(PRUint32 aIndex, PRUint32 aCount);
         145                 :
         146                 :   NS_IMETHOD_(bool) SizeTo(PRInt32 aSize);
         147                 : protected:
         148                 :   void DeleteArray(void);
         149                 :
         150                 :   NS_IMETHOD_(bool) GrowArrayBy(PRInt32 aGrowBy);
         151                 :
         152                 :   nsISupports** mArray;
         153                 :   PRUint32 mArraySize;
         154                 :   PRUint32 mCount;
         155                 :   nsISupports*  mAutoArray[kAutoArraySize];
         156                 : #if DEBUG_SUPPORTSARRAY
         157                 :   PRUint32 mMaxCount;
         158                 :   PRUint32 mMaxSize;
         159                 : #endif
         160                 :
         161                 : private:
         162                 :   // Copy constructors are not allowed
         163                 :   nsSupportsArray(const nsISupportsArray& other);
         164                 : };
         165                 :
         166                 : #endif // nsSupportsArray_h__

Generated by: LCOV version 1.7