LCOV - code coverage report
Current view: directory - content/html/document/src - nsHTMLDocument.h (source / functions) Found Hit Coverage
Test: app.info Lines: 29 6 20.7 %
Date: 2012-06-02 Functions: 113 8 7.1 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* vim: set ts=2 sw=2 et tw=80: */
       3                 : /* ***** BEGIN LICENSE BLOCK *****
       4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       5                 :  *
       6                 :  * The contents of this file are subject to the Mozilla Public License Version
       7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       8                 :  * the License. You may obtain a copy of the License at
       9                 :  * http://www.mozilla.org/MPL/
      10                 :  *
      11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13                 :  * for the specific language governing rights and limitations under the
      14                 :  * License.
      15                 :  *
      16                 :  * The Original Code is mozilla.org code.
      17                 :  *
      18                 :  * The Initial Developer of the Original Code is
      19                 :  * Netscape Communications Corporation.
      20                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      21                 :  * the Initial Developer. All Rights Reserved.
      22                 :  *
      23                 :  * Contributor(s):
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : #ifndef nsHTMLDocument_h___
      39                 : #define nsHTMLDocument_h___
      40                 : 
      41                 : #include "nsDocument.h"
      42                 : #include "nsIHTMLDocument.h"
      43                 : #include "nsIDOMHTMLDocument.h"
      44                 : #include "nsIDOMHTMLBodyElement.h"
      45                 : #include "nsIDOMHTMLCollection.h"
      46                 : #include "nsIScriptElement.h"
      47                 : #include "jsapi.h"
      48                 : #include "nsTArray.h"
      49                 : 
      50                 : #include "pldhash.h"
      51                 : #include "nsIHttpChannel.h"
      52                 : #include "nsHTMLStyleSheet.h"
      53                 : 
      54                 : // Document.Write() related
      55                 : #include "nsIWyciwygChannel.h"
      56                 : #include "nsILoadGroup.h"
      57                 : #include "nsNetUtil.h"
      58                 : 
      59                 : #include "nsICommandManager.h"
      60                 : 
      61                 : class nsIEditor;
      62                 : class nsIEditorDocShell;
      63                 : class nsIParser;
      64                 : class nsIURI;
      65                 : class nsIMarkupDocumentViewer;
      66                 : class nsIDocShell;
      67                 : class nsICachingChannel;
      68                 : 
      69                 : class nsHTMLDocument : public nsDocument,
      70                 :                        public nsIHTMLDocument,
      71                 :                        public nsIDOMHTMLDocument
      72             468 : {
      73                 : public:
      74                 :   using nsDocument::SetDocumentURI;
      75                 : 
      76                 :   nsHTMLDocument();
      77                 :   virtual nsresult Init();
      78                 : 
      79                 :   NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr);
      80                 : 
      81                 :   NS_IMETHOD_(nsrefcnt) AddRef(void);
      82                 :   NS_IMETHOD_(nsrefcnt) Release(void);
      83                 : 
      84                 :   virtual void Reset(nsIChannel* aChannel, nsILoadGroup* aLoadGroup);
      85                 :   virtual void ResetToURI(nsIURI* aURI, nsILoadGroup* aLoadGroup,
      86                 :                           nsIPrincipal* aPrincipal);
      87                 : 
      88                 :   virtual nsresult CreateShell(nsPresContext* aContext,
      89                 :                                nsIViewManager* aViewManager,
      90                 :                                nsStyleSet* aStyleSet,
      91                 :                                nsIPresShell** aInstancePtrResult);
      92                 : 
      93                 :   virtual nsresult StartDocumentLoad(const char* aCommand,
      94                 :                                      nsIChannel* aChannel,
      95                 :                                      nsILoadGroup* aLoadGroup,
      96                 :                                      nsISupports* aContainer,
      97                 :                                      nsIStreamListener **aDocListener,
      98                 :                                      bool aReset = true,
      99                 :                                      nsIContentSink* aSink = nsnull);
     100                 :   virtual void StopDocumentLoad();
     101                 : 
     102                 :   virtual void BeginLoad();
     103                 : 
     104                 :   virtual void EndLoad();
     105                 : 
     106                 :   virtual void SetCompatibilityMode(nsCompatibility aMode);
     107                 : 
     108               0 :   virtual bool IsWriting()
     109                 :   {
     110               0 :     return mWriteLevel != PRUint32(0);
     111                 :   }
     112                 : 
     113               0 :   virtual bool GetIsFrameset() { return mIsFrameset; }
     114               0 :   virtual void SetIsFrameset(bool aFrameset) { mIsFrameset = aFrameset; }
     115                 : 
     116                 :   virtual NS_HIDDEN_(nsContentList*) GetForms();
     117                 :  
     118                 :   virtual NS_HIDDEN_(nsContentList*) GetFormControls();
     119                 :  
     120                 :   // nsIDOMDocument interface
     121             468 :   NS_FORWARD_NSIDOMDOCUMENT(nsDocument::)
     122                 : 
     123                 :   // nsIDOMNode interface
     124               0 :   NS_FORWARD_NSIDOMNODE(nsDocument::)
     125                 : 
     126                 :   // nsIDOMHTMLDocument interface
     127                 :   NS_DECL_NSIDOMHTMLDOCUMENT
     128                 : 
     129                 :   /**
     130                 :    * Returns the result of document.all[aID] which can either be a node
     131                 :    * or a nodelist depending on if there are multiple nodes with the same
     132                 :    * id.
     133                 :    */
     134                 :   nsISupports *GetDocumentAllResult(const nsAString& aID,
     135                 :                                     nsWrapperCache **aCache,
     136                 :                                     nsresult *aResult);
     137                 : 
     138                 :   nsIContent *GetBody();
     139               0 :   Element *GetHead() { return GetHeadElement(); }
     140               0 :   already_AddRefed<nsContentList> GetElementsByName(const nsAString & aName)
     141                 :   {
     142                 :     return NS_GetFuncStringContentList(this, MatchNameAttribute, nsnull,
     143               0 :                                        UseExistingNameString, aName);
     144                 :   }
     145                 : 
     146                 : 
     147                 :   virtual nsresult ResolveName(const nsAString& aName,
     148                 :                                nsIContent *aForm,
     149                 :                                nsISupports **aResult,
     150                 :                                nsWrapperCache **aCache);
     151                 : 
     152                 :   virtual void AddedForm();
     153                 :   virtual void RemovedForm();
     154                 :   virtual PRInt32 GetNumFormsSynchronous();
     155                 :   virtual void TearingDownEditor(nsIEditor *aEditor);
     156             234 :   virtual void SetIsXHTML(bool aXHTML) { mIsRegularHTML = !aXHTML; }
     157               0 :   virtual void SetDocWriteDisabled(bool aDisabled)
     158                 :   {
     159               0 :     mDisableDocWrite = aDisabled;
     160               0 :   }
     161                 : 
     162                 :   nsresult ChangeContentEditableCount(nsIContent *aElement, PRInt32 aChange);
     163                 :   void DeferredContentEditableCountChange(nsIContent *aElement);
     164                 : 
     165             492 :   virtual EditingState GetEditingState()
     166                 :   {
     167             492 :     return mEditingState;
     168                 :   }
     169                 : 
     170               0 :   virtual void DisableCookieAccess()
     171                 :   {
     172               0 :     mDisableCookieAccess = true;
     173               0 :   }
     174                 : 
     175                 :   class nsAutoEditingState {
     176                 :   public:
     177               0 :     nsAutoEditingState(nsHTMLDocument* aDoc, EditingState aState)
     178               0 :       : mDoc(aDoc), mSavedState(aDoc->mEditingState)
     179                 :     {
     180               0 :       aDoc->mEditingState = aState;
     181               0 :     }
     182               0 :     ~nsAutoEditingState() {
     183               0 :       mDoc->mEditingState = mSavedState;
     184               0 :     }
     185                 :   private:
     186                 :     nsHTMLDocument* mDoc;
     187                 :     EditingState    mSavedState;
     188                 :   };
     189                 :   friend class nsAutoEditingState;
     190                 : 
     191                 :   void EndUpdate(nsUpdateType aUpdateType);
     192                 : 
     193            4864 :   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsHTMLDocument, nsDocument)
     194                 : 
     195                 :   virtual nsresult SetEditingState(EditingState aState);
     196                 : 
     197                 :   virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
     198                 : 
     199                 :   virtual NS_HIDDEN_(void) RemovedFromDocShell();
     200                 : 
     201               0 :   virtual mozilla::dom::Element *GetElementById(const nsAString& aElementId)
     202                 :   {
     203               0 :     return nsDocument::GetElementById(aElementId);
     204                 :   }
     205                 : 
     206                 :   virtual nsXPCClassInfo* GetClassInfo();
     207                 : 
     208                 :   virtual void DocSizeOfExcludingThis(nsWindowSizes* aWindowSizes) const;
     209                 :   // DocSizeOfIncludingThis is inherited from nsIDocument.
     210                 : 
     211                 : protected:
     212                 :   nsresult GetBodySize(PRInt32* aWidth,
     213                 :                        PRInt32* aHeight);
     214                 : 
     215                 :   nsIContent *MatchId(nsIContent *aContent, const nsAString& aId);
     216                 : 
     217                 :   static bool MatchLinks(nsIContent *aContent, PRInt32 aNamespaceID,
     218                 :                            nsIAtom* aAtom, void* aData);
     219                 :   static bool MatchAnchors(nsIContent *aContent, PRInt32 aNamespaceID,
     220                 :                              nsIAtom* aAtom, void* aData);
     221                 :   static bool MatchNameAttribute(nsIContent* aContent, PRInt32 aNamespaceID,
     222                 :                                    nsIAtom* aAtom, void* aData);
     223                 :   static void* UseExistingNameString(nsINode* aRootNode, const nsString* aName);
     224                 : 
     225                 :   static void DocumentWriteTerminationFunc(nsISupports *aRef);
     226                 : 
     227                 :   void GetDomainURI(nsIURI **uri);
     228                 : 
     229                 :   nsresult WriteCommon(JSContext *cx, const nsAString& aText,
     230                 :                        bool aNewlineTerminate);
     231                 : 
     232                 :   nsresult CreateAndAddWyciwygChannel(void);
     233                 :   nsresult RemoveWyciwygChannel(void);
     234                 : 
     235                 :   /**
     236                 :    * Like IsEditingOn(), but will flush as needed first.
     237                 :    */
     238                 :   bool IsEditingOnAfterFlush();
     239                 : 
     240                 :   void *GenerateParserKey(void);
     241                 : 
     242                 :   nsCOMPtr<nsIDOMHTMLCollection> mImages;
     243                 :   nsCOMPtr<nsIDOMHTMLCollection> mApplets;
     244                 :   nsCOMPtr<nsIDOMHTMLCollection> mEmbeds;
     245                 :   nsCOMPtr<nsIDOMHTMLCollection> mLinks;
     246                 :   nsCOMPtr<nsIDOMHTMLCollection> mAnchors;
     247                 :   nsCOMPtr<nsIDOMHTMLCollection> mScripts;
     248                 :   nsRefPtr<nsContentList> mForms;
     249                 :   nsRefPtr<nsContentList> mFormControls;
     250                 : 
     251                 :   /** # of forms in the document, synchronously set */
     252                 :   PRInt32 mNumForms;
     253                 : 
     254                 :   static PRUint32 gWyciwygSessionCnt;
     255                 : 
     256                 :   static bool TryHintCharset(nsIMarkupDocumentViewer* aMarkupDV,
     257                 :                                PRInt32& aCharsetSource,
     258                 :                                nsACString& aCharset);
     259                 :   static bool TryUserForcedCharset(nsIMarkupDocumentViewer* aMarkupDV,
     260                 :                                      nsIDocShell*  aDocShell,
     261                 :                                      PRInt32& aCharsetSource,
     262                 :                                      nsACString& aCharset);
     263                 :   static bool TryCacheCharset(nsICachingChannel* aCachingChannel,
     264                 :                                 PRInt32& aCharsetSource,
     265                 :                                 nsACString& aCharset);
     266                 :   // aParentDocument could be null.
     267                 :   bool TryParentCharset(nsIDocShell*  aDocShell,
     268                 :                           nsIDocument* aParentDocument,
     269                 :                           PRInt32& charsetSource, nsACString& aCharset);
     270                 :   static bool UseWeakDocTypeDefault(PRInt32& aCharsetSource,
     271                 :                                       nsACString& aCharset);
     272                 :   static bool TryDefaultCharset(nsIMarkupDocumentViewer* aMarkupDV,
     273                 :                                   PRInt32& aCharsetSource,
     274                 :                                   nsACString& aCharset);
     275                 : 
     276                 :   // Override so we can munge the charset on our wyciwyg channel as needed.
     277                 :   virtual void SetDocumentCharacterSet(const nsACString& aCharSetID);
     278                 : 
     279                 :   // Tracks if we are currently processing any document.write calls (either
     280                 :   // implicit or explicit). Note that if a write call writes out something which
     281                 :   // would block the parser, then mWriteLevel will be incorrect until the parser
     282                 :   // finishes processing that script.
     283                 :   PRUint32 mWriteLevel;
     284                 : 
     285                 :   // Load flags of the document's channel
     286                 :   PRUint32 mLoadFlags;
     287                 : 
     288                 :   bool mIsFrameset;
     289                 : 
     290                 :   bool mTooDeepWriteRecursion;
     291                 : 
     292                 :   bool mDisableDocWrite;
     293                 : 
     294                 :   bool mWarnedWidthHeight;
     295                 : 
     296                 :   nsCOMPtr<nsIWyciwygChannel> mWyciwygChannel;
     297                 : 
     298                 :   /* Midas implementation */
     299                 :   nsresult   GetMidasCommandManager(nsICommandManager** aCommandManager);
     300                 : 
     301                 :   nsCOMPtr<nsICommandManager> mMidasCommandManager;
     302                 : 
     303                 :   nsresult TurnEditingOff();
     304                 :   nsresult EditingStateChanged();
     305                 :   void MaybeEditingStateChanged();
     306                 : 
     307                 :   PRUint32 mContentEditableCount;
     308                 :   EditingState mEditingState;
     309                 : 
     310                 :   nsresult   DoClipboardSecurityCheck(bool aPaste);
     311                 :   static jsid        sCutCopyInternal_id;
     312                 :   static jsid        sPasteInternal_id;
     313                 : 
     314                 :   // When false, the .cookies property is completely disabled
     315                 :   bool mDisableCookieAccess;
     316                 : };
     317                 : 
     318                 : #define NS_HTML_DOCUMENT_INTERFACE_TABLE_BEGIN(_class)                        \
     319                 :     NS_DOCUMENT_INTERFACE_TABLE_BEGIN(_class)                                 \
     320                 :     NS_INTERFACE_TABLE_ENTRY(_class, nsIHTMLDocument)                         \
     321                 :     NS_INTERFACE_TABLE_ENTRY(_class, nsIDOMHTMLDocument)
     322                 : 
     323                 : #endif /* nsHTMLDocument_h___ */

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