LCOV - code coverage report
Current view: directory - content/base/src - nsCommentNode.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 42 32 76.2 %
Date: 2012-06-02 Functions: 56 21 37.5 %

       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 Communicator client 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                 : /*
      39                 :  * Implementations of DOM Core's nsIDOMComment node.
      40                 :  */
      41                 : 
      42                 : #include "nsIDOMComment.h"
      43                 : #include "nsGenericDOMDataNode.h"
      44                 : 
      45                 : #include "nsCOMPtr.h"
      46                 : #include "nsIDocument.h"
      47                 : #include "nsGenericElement.h" // DOMCI_NODE_DATA
      48                 : 
      49                 : class nsCommentNode : public nsGenericDOMDataNode,
      50                 :                       public nsIDOMComment
      51                 : {
      52                 : public:
      53                 :   nsCommentNode(already_AddRefed<nsINodeInfo> aNodeInfo);
      54                 :   virtual ~nsCommentNode();
      55                 : 
      56                 :   // nsISupports
      57                 :   NS_DECL_ISUPPORTS_INHERITED
      58                 : 
      59                 :   // nsIDOMNode
      60             120 :   NS_FORWARD_NSIDOMNODE(nsGenericDOMDataNode::)
      61                 : 
      62                 :   // nsIDOMCharacterData
      63              29 :   NS_FORWARD_NSIDOMCHARACTERDATA(nsGenericDOMDataNode::)
      64                 : 
      65                 :   // nsIDOMComment
      66                 :   // Empty interface
      67                 : 
      68                 :   // nsINode
      69                 :   virtual bool IsNodeOfType(PRUint32 aFlags) const;
      70                 : 
      71                 :   virtual nsGenericDOMDataNode* CloneDataNode(nsINodeInfo *aNodeInfo,
      72                 :                                               bool aCloneText) const;
      73                 : 
      74                 :   virtual nsXPCClassInfo* GetClassInfo();
      75                 : #ifdef DEBUG
      76                 :   virtual void List(FILE* out, PRInt32 aIndent) const;
      77               0 :   virtual void DumpContent(FILE* out = stdout, PRInt32 aIndent = 0,
      78                 :                            bool aDumpAll = true) const
      79                 :   {
      80                 :     return;
      81                 :   }
      82                 : #endif
      83                 : };
      84                 : 
      85                 : nsresult
      86            1638 : NS_NewCommentNode(nsIContent** aInstancePtrResult,
      87                 :                   nsNodeInfoManager *aNodeInfoManager)
      88                 : {
      89            1638 :   NS_PRECONDITION(aNodeInfoManager, "Missing nodeinfo manager");
      90                 : 
      91            1638 :   *aInstancePtrResult = nsnull;
      92                 : 
      93            3276 :   nsCOMPtr<nsINodeInfo> ni = aNodeInfoManager->GetCommentNodeInfo();
      94            1638 :   NS_ENSURE_TRUE(ni, NS_ERROR_OUT_OF_MEMORY);
      95                 : 
      96            3276 :   nsCommentNode *instance = new nsCommentNode(ni.forget());
      97            1638 :   if (!instance) {
      98               0 :     return NS_ERROR_OUT_OF_MEMORY;
      99                 :   }
     100                 : 
     101            1638 :   NS_ADDREF(*aInstancePtrResult = instance);
     102                 : 
     103            1638 :   return NS_OK;
     104                 : }
     105                 : 
     106            1695 : nsCommentNode::nsCommentNode(already_AddRefed<nsINodeInfo> aNodeInfo)
     107            1695 :   : nsGenericDOMDataNode(aNodeInfo)
     108                 : {
     109            1695 :   NS_ABORT_IF_FALSE(mNodeInfo->NodeType() == nsIDOMNode::COMMENT_NODE,
     110                 :                     "Bad NodeType in aNodeInfo");
     111            1695 : }
     112                 : 
     113            3390 : nsCommentNode::~nsCommentNode()
     114                 : {
     115            6780 : }
     116                 : 
     117             191 : DOMCI_NODE_DATA(Comment, nsCommentNode)
     118                 : 
     119                 : // QueryInterface implementation for nsCommentNode
     120           40925 : NS_INTERFACE_TABLE_HEAD(nsCommentNode)
     121           40925 :   NS_NODE_INTERFACE_TABLE3(nsCommentNode, nsIDOMNode, nsIDOMCharacterData,
     122                 :                            nsIDOMComment)
     123           39121 :   NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(Comment)
     124           39102 : NS_INTERFACE_MAP_END_INHERITING(nsGenericDOMDataNode)
     125                 : 
     126                 : 
     127           10871 : NS_IMPL_ADDREF_INHERITED(nsCommentNode, nsGenericDOMDataNode)
     128           10871 : NS_IMPL_RELEASE_INHERITED(nsCommentNode, nsGenericDOMDataNode)
     129                 : 
     130                 : 
     131                 : bool
     132            4399 : nsCommentNode::IsNodeOfType(PRUint32 aFlags) const
     133                 : {
     134            4399 :   return !(aFlags & ~(eCONTENT | eCOMMENT | eDATA_NODE));
     135                 : }
     136                 : 
     137                 : nsGenericDOMDataNode*
     138              57 : nsCommentNode::CloneDataNode(nsINodeInfo *aNodeInfo, bool aCloneText) const
     139                 : {
     140             114 :   nsCOMPtr<nsINodeInfo> ni = aNodeInfo;
     141             114 :   nsCommentNode *it = new nsCommentNode(ni.forget());
     142              57 :   if (it && aCloneText) {
     143              55 :     it->mText = mText;
     144                 :   }
     145                 : 
     146              57 :   return it;
     147                 : }
     148                 : 
     149                 : #ifdef DEBUG
     150                 : void
     151               0 : nsCommentNode::List(FILE* out, PRInt32 aIndent) const
     152                 : {
     153                 :   PRInt32 indx;
     154               0 :   for (indx = aIndent; --indx >= 0; ) fputs("  ", out);
     155                 : 
     156               0 :   fprintf(out, "Comment@%p refcount=%d<!--", (void*)this, mRefCnt.get());
     157                 : 
     158               0 :   nsAutoString tmp;
     159               0 :   ToCString(tmp, 0, mText.GetLength());
     160               0 :   fputs(NS_LossyConvertUTF16toASCII(tmp).get(), out);
     161                 : 
     162               0 :   fputs("-->\n", out);
     163               0 : }
     164                 : #endif

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