LCOV - code coverage report
Current view: directory - content/svg/content/src - DOMSVGStringList.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 75 3 4.0 %
Date: 2012-06-02 Functions: 20 2 10.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; 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 SVG Project code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Robert Longson <longsonr@gmail.com>
      19                 :  * Portions created by the Initial Developer are Copyright (C) 2011
      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 the GNU General Public License Version 2 or later (the "GPL"), or
      26                 :  * 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                 : #include "DOMSVGStringList.h"
      39                 : #include "DOMSVGTests.h"
      40                 : #include "nsDOMError.h"
      41                 : #include "nsCOMPtr.h"
      42                 : #include "nsSVGAttrTearoffTable.h"
      43                 : 
      44                 : // See the architecture comment in this file's header.
      45                 : 
      46                 : namespace mozilla {
      47                 : 
      48                 : static nsSVGAttrTearoffTable<SVGStringList, DOMSVGStringList>
      49            1464 :   sSVGStringListTearoffTable;
      50                 : 
      51            1464 : NS_SVG_VAL_IMPL_CYCLE_COLLECTION(DOMSVGStringList, mElement)
      52                 : 
      53               0 : NS_IMPL_CYCLE_COLLECTING_ADDREF(DOMSVGStringList)
      54               0 : NS_IMPL_CYCLE_COLLECTING_RELEASE(DOMSVGStringList)
      55                 : 
      56                 : } // namespace mozilla
      57                 : 
      58                 : DOMCI_DATA(SVGStringList, mozilla::DOMSVGStringList)
      59                 : namespace mozilla {
      60                 : 
      61               0 : NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DOMSVGStringList)
      62               0 :   NS_INTERFACE_MAP_ENTRY(nsIDOMSVGStringList)
      63               0 :   NS_INTERFACE_MAP_ENTRY(nsISupports)
      64               0 :   NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(SVGStringList)
      65               0 : NS_INTERFACE_MAP_END
      66                 : 
      67                 : 
      68                 : /* static */ already_AddRefed<DOMSVGStringList>
      69               0 : DOMSVGStringList::GetDOMWrapper(SVGStringList *aList,
      70                 :                                 nsSVGElement *aElement,
      71                 :                                 bool aIsConditionalProcessingAttribute,
      72                 :                                 PRUint8 aAttrEnum)
      73                 : {
      74                 :   DOMSVGStringList *wrapper =
      75               0 :     sSVGStringListTearoffTable.GetTearoff(aList);
      76               0 :   if (!wrapper) {
      77                 :     wrapper = new DOMSVGStringList(aElement, 
      78                 :                                    aIsConditionalProcessingAttribute,
      79               0 :                                    aAttrEnum);
      80               0 :     sSVGStringListTearoffTable.AddTearoff(aList, wrapper);
      81                 :   }
      82               0 :   NS_ADDREF(wrapper);
      83               0 :   return wrapper;
      84                 : }
      85                 : 
      86               0 : DOMSVGStringList::~DOMSVGStringList()
      87                 : {
      88                 :   // Script no longer has any references to us.
      89               0 :   sSVGStringListTearoffTable.RemoveTearoff(&InternalList());
      90               0 : }
      91                 : 
      92                 : // ----------------------------------------------------------------------------
      93                 : // nsIDOMSVGStringList implementation:
      94                 : 
      95                 : NS_IMETHODIMP
      96               0 : DOMSVGStringList::GetNumberOfItems(PRUint32 *aNumberOfItems)
      97                 : {
      98               0 :   *aNumberOfItems = InternalList().Length();
      99               0 :   return NS_OK;
     100                 : }
     101                 : 
     102                 : NS_IMETHODIMP
     103               0 : DOMSVGStringList::GetLength(PRUint32 *aLength)
     104                 : {
     105               0 :   return GetNumberOfItems(aLength);
     106                 : }
     107                 : 
     108                 : NS_IMETHODIMP
     109               0 : DOMSVGStringList::Clear()
     110                 : {
     111               0 :   if (InternalList().IsExplicitlySet()) {
     112                 :     nsAttrValue emptyOrOldValue =
     113                 :       mElement->WillChangeStringList(mIsConditionalProcessingAttribute,
     114               0 :                                      mAttrEnum);
     115               0 :     InternalList().Clear();
     116                 :     mElement->DidChangeStringList(mIsConditionalProcessingAttribute,
     117               0 :                                   mAttrEnum, emptyOrOldValue);
     118                 :   }
     119               0 :   return NS_OK;
     120                 : }
     121                 : 
     122                 : NS_IMETHODIMP
     123               0 : DOMSVGStringList::Initialize(const nsAString & newItem, nsAString & _retval)
     124                 : {
     125               0 :   if (InternalList().IsExplicitlySet()) {
     126               0 :     InternalList().Clear();
     127                 :   }
     128               0 :   return InsertItemBefore(newItem, 0, _retval);
     129                 : }
     130                 : 
     131                 : NS_IMETHODIMP
     132               0 : DOMSVGStringList::GetItem(PRUint32 index,
     133                 :                           nsAString & _retval)
     134                 : {
     135               0 :   if (index >= InternalList().Length()) {
     136               0 :     return NS_ERROR_DOM_INDEX_SIZE_ERR;
     137                 :   }
     138               0 :   _retval = InternalList()[index];
     139               0 :   return NS_OK;
     140                 : }
     141                 : 
     142                 : NS_IMETHODIMP
     143               0 : DOMSVGStringList::InsertItemBefore(const nsAString & newItem,
     144                 :                                    PRUint32 index,
     145                 :                                    nsAString & _retval)
     146                 : {
     147               0 :   if (newItem.IsEmpty()) { // takes care of DOMStringIsNull too
     148               0 :     return NS_ERROR_DOM_SVG_INVALID_VALUE_ERR;
     149                 :   }
     150               0 :   index = NS_MIN(index, InternalList().Length());
     151                 : 
     152                 :   // Ensure we have enough memory so we can avoid complex error handling below:
     153               0 :   if (!InternalList().SetCapacity(InternalList().Length() + 1)) {
     154               0 :     return NS_ERROR_OUT_OF_MEMORY;
     155                 :   }
     156                 : 
     157                 :   nsAttrValue emptyOrOldValue =
     158                 :     mElement->WillChangeStringList(mIsConditionalProcessingAttribute,
     159               0 :                                    mAttrEnum);
     160               0 :   InternalList().InsertItem(index, newItem);
     161                 : 
     162                 :   mElement->DidChangeStringList(mIsConditionalProcessingAttribute, mAttrEnum,
     163               0 :                                 emptyOrOldValue);
     164               0 :   _retval = newItem;
     165               0 :   return NS_OK;
     166                 : }
     167                 : 
     168                 : NS_IMETHODIMP
     169               0 : DOMSVGStringList::ReplaceItem(const nsAString & newItem,
     170                 :                               PRUint32 index,
     171                 :                               nsAString & _retval)
     172                 : {
     173               0 :   if (newItem.IsEmpty()) { // takes care of DOMStringIsNull too
     174               0 :     return NS_ERROR_DOM_SVG_INVALID_VALUE_ERR;
     175                 :   }
     176               0 :   if (index >= InternalList().Length()) {
     177               0 :     return NS_ERROR_DOM_INDEX_SIZE_ERR;
     178                 :   }
     179                 : 
     180               0 :   _retval = InternalList()[index];
     181                 :   nsAttrValue emptyOrOldValue =
     182                 :     mElement->WillChangeStringList(mIsConditionalProcessingAttribute,
     183               0 :                                    mAttrEnum);
     184               0 :   InternalList().ReplaceItem(index, newItem);
     185                 : 
     186                 :   mElement->DidChangeStringList(mIsConditionalProcessingAttribute, mAttrEnum,
     187               0 :                                 emptyOrOldValue);
     188               0 :   return NS_OK;
     189                 : }
     190                 : 
     191                 : NS_IMETHODIMP
     192               0 : DOMSVGStringList::RemoveItem(PRUint32 index,
     193                 :                              nsAString & _retval)
     194                 : {
     195               0 :   if (index >= InternalList().Length()) {
     196               0 :     return NS_ERROR_DOM_INDEX_SIZE_ERR;
     197                 :   }
     198                 : 
     199                 :   nsAttrValue emptyOrOldValue =
     200                 :     mElement->WillChangeStringList(mIsConditionalProcessingAttribute,
     201               0 :                                    mAttrEnum);
     202               0 :   InternalList().RemoveItem(index);
     203                 : 
     204                 :   mElement->DidChangeStringList(mIsConditionalProcessingAttribute, mAttrEnum,
     205               0 :                                 emptyOrOldValue);
     206               0 :   return NS_OK;
     207                 : }
     208                 : 
     209                 : NS_IMETHODIMP
     210               0 : DOMSVGStringList::AppendItem(const nsAString & newItem,
     211                 :                              nsAString & _retval)
     212                 : {
     213               0 :   return InsertItemBefore(newItem, InternalList().Length(), _retval);
     214                 : }
     215                 : 
     216                 : SVGStringList &
     217               0 : DOMSVGStringList::InternalList()
     218                 : {
     219               0 :   if (mIsConditionalProcessingAttribute) {
     220               0 :     nsCOMPtr<DOMSVGTests> tests = do_QueryInterface(mElement);
     221               0 :     return tests->mStringListAttributes[mAttrEnum];
     222                 :   }
     223               0 :   return mElement->GetStringListInfo().mStringLists[mAttrEnum];
     224                 : }
     225                 : 
     226            4392 : } // namespace mozilla

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