LCOV - code coverage report
Current view: directory - editor/libeditor/html - nsHTMLEditor.h (source / functions) Found Hit Coverage
Test: app.info Lines: 7 1 14.3 %
Date: 2012-06-02 Functions: 4 1 25.0 %

       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.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                 :  *   Daniel Glazman <glazman@netscape.com>
      24                 :  *   Kathleen Brade <brade@netscape.com>
      25                 :  *
      26                 :  * Alternatively, the contents of this file may be used under the terms of
      27                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      28                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      29                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      30                 :  * of those above. If you wish to allow use of your version of this file only
      31                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      32                 :  * use your version of this file under the terms of the MPL, indicate your
      33                 :  * decision by deleting the provisions above and replace them with the notice
      34                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      35                 :  * the provisions above, a recipient may use your version of this file under
      36                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      37                 :  *
      38                 :  * ***** END LICENSE BLOCK ***** */
      39                 : 
      40                 : #ifndef nsHTMLEditor_h__
      41                 : #define nsHTMLEditor_h__
      42                 : 
      43                 : #include "nsCOMPtr.h"
      44                 : #include "nsCOMArray.h"
      45                 : #include "nsPlaintextEditor.h"
      46                 : #include "nsIEditor.h"
      47                 : #include "nsIHTMLEditor.h"
      48                 : #include "nsITableEditor.h"
      49                 : #include "nsIEditorMailSupport.h"
      50                 : #include "nsIEditorStyleSheets.h"
      51                 : #include "nsITextServicesDocument.h"
      52                 : 
      53                 : #include "nsEditor.h"
      54                 : #include "nsIDOMElement.h"
      55                 : #include "nsIDOMEventListener.h"
      56                 : #include "nsICSSLoaderObserver.h"
      57                 : #include "nsITableLayout.h"
      58                 : 
      59                 : #include "nsEditRules.h"
      60                 : 
      61                 : #include "nsEditProperty.h"
      62                 : #include "nsHTMLCSSUtils.h"
      63                 : 
      64                 : #include "nsHTMLObjectResizer.h"
      65                 : #include "nsIHTMLAbsPosEditor.h"
      66                 : #include "nsIHTMLInlineTableEditor.h"
      67                 : #include "nsIHTMLObjectResizeListener.h"
      68                 : 
      69                 : #include "nsIDocumentObserver.h"
      70                 : 
      71                 : #include "nsPoint.h"
      72                 : #include "nsTArray.h"
      73                 : #include "nsAutoPtr.h"
      74                 : #include "nsAttrName.h"
      75                 : 
      76                 : #include "mozilla/dom/Element.h"
      77                 : 
      78                 : class nsIDOMKeyEvent;
      79                 : class nsITransferable;
      80                 : class nsIDocumentEncoder;
      81                 : class nsIClipboard;
      82                 : class TypeInState;
      83                 : class nsIContentFilter;
      84                 : class nsIURL;
      85                 : class nsILinkHandler;
      86                 : struct PropItem;
      87                 : 
      88                 : namespace mozilla {
      89                 : namespace widget {
      90                 : struct IMEState;
      91                 : } // namespace widget
      92                 : } // namespace mozilla
      93                 : 
      94                 : /**
      95                 :  * The HTML editor implementation.<br>
      96                 :  * Use to edit HTML document represented as a DOM tree. 
      97                 :  */
      98                 : class nsHTMLEditor : public nsPlaintextEditor,
      99                 :                      public nsIHTMLEditor,
     100                 :                      public nsIHTMLObjectResizer,
     101                 :                      public nsIHTMLAbsPosEditor,
     102                 :                      public nsITableEditor,
     103                 :                      public nsIHTMLInlineTableEditor,
     104                 :                      public nsIEditorStyleSheets,
     105                 :                      public nsICSSLoaderObserver,
     106                 :                      public nsStubMutationObserver
     107                 : {
     108                 :   typedef enum {eNoOp, eReplaceParent=1, eInsertParent=2} BlockTransformationType;
     109                 : 
     110                 : public:
     111                 : 
     112                 :   enum OperationID
     113                 :   {
     114                 :     kOpInsertBreak         = 3000,
     115                 :     kOpMakeList            = 3001,
     116                 :     kOpIndent              = 3002,
     117                 :     kOpOutdent             = 3003,
     118                 :     kOpAlign               = 3004,
     119                 :     kOpMakeBasicBlock      = 3005,
     120                 :     kOpRemoveList          = 3006,
     121                 :     kOpMakeDefListItem     = 3007,
     122                 :     kOpInsertElement       = 3008,
     123                 :     kOpInsertQuotation     = 3009,
     124                 :     kOpSetTextProperty     = 3010,
     125                 :     kOpRemoveTextProperty  = 3011,
     126                 :     kOpHTMLPaste           = 3012,
     127                 :     kOpLoadHTML            = 3013,
     128                 :     kOpResetTextProperties = 3014,
     129                 :     kOpSetAbsolutePosition = 3015,
     130                 :     kOpRemoveAbsolutePosition = 3016,
     131                 :     kOpDecreaseZIndex      = 3017,
     132                 :     kOpIncreaseZIndex      = 3018
     133                 :   };
     134                 : 
     135                 :   enum ResizingRequestID
     136                 :   {
     137                 :     kX      = 0,
     138                 :     kY      = 1,
     139                 :     kWidth  = 2,
     140                 :     kHeight = 3
     141                 :   };
     142                 : 
     143                 :   // see nsIHTMLEditor for documentation
     144                 : 
     145                 : //Interfaces for addref and release and queryinterface
     146                 : //NOTE macro used is for classes that inherit from 
     147                 : // another class. Only the base class should use NS_DECL_ISUPPORTS
     148                 :   NS_DECL_ISUPPORTS_INHERITED
     149            1464 :   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsHTMLEditor, nsPlaintextEditor)
     150                 : 
     151                 : 
     152                 :            nsHTMLEditor();
     153                 :   virtual  ~nsHTMLEditor();
     154                 : 
     155                 :   /* ------------ nsPlaintextEditor overrides -------------- */
     156                 :   NS_IMETHOD GetIsDocumentEditable(bool *aIsDocumentEditable);
     157                 :   NS_IMETHOD BeginningOfDocument();
     158                 :   virtual nsresult HandleKeyPressEvent(nsIDOMKeyEvent* aKeyEvent);
     159                 :   virtual already_AddRefed<nsIContent> GetFocusedContent();
     160                 :   virtual bool IsActiveInDOMWindow();
     161                 :   virtual already_AddRefed<nsIDOMEventTarget> GetDOMEventTarget();
     162                 :   virtual already_AddRefed<nsIContent> FindSelectionRoot(nsINode *aNode);
     163                 :   virtual bool IsAcceptableInputEvent(nsIDOMEvent* aEvent);
     164                 : 
     165                 :   /* ------------ nsStubMutationObserver overrides --------- */
     166                 :   NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
     167                 :   NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
     168                 :   NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
     169                 : 
     170                 :   /* ------------ nsIEditorIMESupport overrides ------------ */
     171                 :   NS_IMETHOD GetPreferredIMEState(mozilla::widget::IMEState *aState);
     172                 : 
     173                 :   /* ------------ nsIHTMLEditor methods -------------- */
     174                 : 
     175                 :   NS_DECL_NSIHTMLEDITOR
     176                 : 
     177                 :   /* ------------ nsIHTMLObjectResizer methods -------------- */
     178                 :   /* -------- Implemented in nsHTMLObjectResizer.cpp -------- */
     179                 :   NS_DECL_NSIHTMLOBJECTRESIZER
     180                 : 
     181                 :   /* ------------ nsIHTMLAbsPosEditor methods -------------- */
     182                 :   /* -------- Implemented in nsHTMLAbsPosition.cpp --------- */
     183                 :   NS_DECL_NSIHTMLABSPOSEDITOR
     184                 : 
     185                 :   /* ------------ nsIHTMLInlineTableEditor methods -------------- */
     186                 :   /* ------- Implemented in nsHTMLInlineTableEditor.cpp --------- */
     187                 :   NS_DECL_NSIHTMLINLINETABLEEDITOR
     188                 : 
     189                 :   /* ------------ nsIHTMLEditor methods -------------- */
     190                 :   NS_IMETHOD CopyLastEditableChildStyles(nsIDOMNode *aPreviousBlock, nsIDOMNode *aNewBlock,
     191                 :                                          nsIDOMNode **aOutBrNode);
     192                 : 
     193                 :   NS_IMETHOD LoadHTML(const nsAString &aInputString);
     194                 : 
     195                 :   nsresult GetCSSBackgroundColorState(bool *aMixed, nsAString &aOutColor,
     196                 :                                       bool aBlockLevel);
     197                 :   NS_IMETHOD GetHTMLBackgroundColorState(bool *aMixed, nsAString &outColor);
     198                 : 
     199                 :   /* ------------ nsIEditorStyleSheets methods -------------- */
     200                 : 
     201                 :   NS_IMETHOD AddStyleSheet(const nsAString & aURL);
     202                 :   NS_IMETHOD ReplaceStyleSheet(const nsAString& aURL);
     203                 :   NS_IMETHOD RemoveStyleSheet(const nsAString &aURL);
     204                 : 
     205                 :   NS_IMETHOD AddOverrideStyleSheet(const nsAString & aURL);
     206                 :   NS_IMETHOD ReplaceOverrideStyleSheet(const nsAString& aURL);
     207                 :   NS_IMETHOD RemoveOverrideStyleSheet(const nsAString &aURL);
     208                 : 
     209                 :   NS_IMETHOD EnableStyleSheet(const nsAString& aURL, bool aEnable);
     210                 : 
     211                 :   /* ------------ nsIEditorMailSupport methods -------------- */
     212                 : 
     213                 :   NS_DECL_NSIEDITORMAILSUPPORT
     214                 : 
     215                 :   /* ------------ nsITableEditor methods -------------- */
     216                 : 
     217                 :   NS_IMETHOD InsertTableCell(PRInt32 aNumber, bool aAfter);
     218                 :   NS_IMETHOD InsertTableColumn(PRInt32 aNumber, bool aAfter);
     219                 :   NS_IMETHOD InsertTableRow(PRInt32 aNumber, bool aAfter);
     220                 :   NS_IMETHOD DeleteTable();
     221                 :   NS_IMETHOD DeleteTableCell(PRInt32 aNumber);
     222                 :   NS_IMETHOD DeleteTableCellContents();
     223                 :   NS_IMETHOD DeleteTableColumn(PRInt32 aNumber);
     224                 :   NS_IMETHOD DeleteTableRow(PRInt32 aNumber);
     225                 :   NS_IMETHOD SelectTableCell();
     226                 :   NS_IMETHOD SelectBlockOfCells(nsIDOMElement *aStartCell, nsIDOMElement *aEndCell);
     227                 :   NS_IMETHOD SelectTableRow();
     228                 :   NS_IMETHOD SelectTableColumn();
     229                 :   NS_IMETHOD SelectTable();
     230                 :   NS_IMETHOD SelectAllTableCells();
     231                 :   NS_IMETHOD SwitchTableCellHeaderType(nsIDOMElement *aSourceCell, nsIDOMElement **aNewCell);
     232                 :   NS_IMETHOD JoinTableCells(bool aMergeNonContiguousContents);
     233                 :   NS_IMETHOD SplitTableCell();
     234                 :   NS_IMETHOD NormalizeTable(nsIDOMElement *aTable);
     235                 :   NS_IMETHOD GetCellIndexes(nsIDOMElement *aCell,
     236                 :                             PRInt32* aRowIndex, PRInt32* aColIndex);
     237                 :   NS_IMETHOD GetTableSize(nsIDOMElement *aTable,
     238                 :                           PRInt32* aRowCount, PRInt32* aColCount);
     239                 :   NS_IMETHOD GetCellAt(nsIDOMElement* aTable, PRInt32 aRowIndex, PRInt32 aColIndex, nsIDOMElement **aCell);
     240                 :   NS_IMETHOD GetCellDataAt(nsIDOMElement* aTable,
     241                 :                            PRInt32 aRowIndex, PRInt32 aColIndex,
     242                 :                            nsIDOMElement **aCell,
     243                 :                            PRInt32* aStartRowIndex, PRInt32* aStartColIndex,
     244                 :                            PRInt32* aRowSpan, PRInt32* aColSpan, 
     245                 :                            PRInt32* aActualRowSpan, PRInt32* aActualColSpan, 
     246                 :                            bool* aIsSelected);
     247                 :   NS_IMETHOD GetFirstRow(nsIDOMElement* aTableElement, nsIDOMNode** aRowNode);
     248                 :   NS_IMETHOD GetNextRow(nsIDOMNode* aCurrentRowNode, nsIDOMNode** aRowNode);
     249                 :   NS_IMETHOD GetLastCellInRow(nsIDOMNode* aRowNode, nsIDOMNode** aCellNode);
     250                 : 
     251                 :   NS_IMETHOD SetSelectionAfterTableEdit(nsIDOMElement* aTable, PRInt32 aRow, PRInt32 aCol, 
     252                 :                                         PRInt32 aDirection, bool aSelected);
     253                 :   NS_IMETHOD GetSelectedOrParentTableElement(nsAString& aTagName,
     254                 :                                              PRInt32 *aSelectedCount,
     255                 :                                              nsIDOMElement** aTableElement);
     256                 :   NS_IMETHOD GetSelectedCellsType(nsIDOMElement *aElement, PRUint32 *aSelectionType);
     257                 : 
     258                 :   nsresult GetCellFromRange(nsIDOMRange *aRange, nsIDOMElement **aCell);
     259                 : 
     260                 :   // Finds the first selected cell in first range of selection
     261                 :   // This is in the *order of selection*, not order in the table
     262                 :   // (i.e., each cell added to selection is added in another range 
     263                 :   //  in the selection's rangelist, independent of location in table)
     264                 :   // aRange is optional: returns the range around the cell
     265                 :   NS_IMETHOD GetFirstSelectedCell(nsIDOMRange **aRange, nsIDOMElement **aCell);
     266                 :   // Get next cell until no more are found. Always use GetFirstSelected cell first
     267                 :   // aRange is optional: returns the range around the cell
     268                 :   NS_IMETHOD GetNextSelectedCell(nsIDOMRange **aRange, nsIDOMElement **aCell);
     269                 : 
     270                 :   // Upper-left-most selected cell in table
     271                 :   NS_IMETHOD GetFirstSelectedCellInTable(PRInt32 *aRowIndex, PRInt32 *aColIndex, nsIDOMElement **aCell);
     272                 :     
     273                 :   /* miscellaneous */
     274                 :   // This sets background on the appropriate container element (table, cell,)
     275                 :   //   or calls into nsTextEditor to set the page background
     276                 :   NS_IMETHOD SetCSSBackgroundColor(const nsAString& aColor);
     277                 :   NS_IMETHOD SetHTMLBackgroundColor(const nsAString& aColor);
     278                 : 
     279                 :   /* ------------ Block methods moved from nsEditor -------------- */
     280                 :   static already_AddRefed<nsIDOMNode> GetBlockNodeParent(nsIDOMNode *aNode);
     281                 : 
     282                 :   static already_AddRefed<nsIDOMNode> NextNodeInBlock(nsIDOMNode *aNode, IterDirection aDir);
     283                 :   nsresult IsNextCharWhitespace(nsIDOMNode *aParentNode, 
     284                 :                                 PRInt32 aOffset, 
     285                 :                                 bool *outIsSpace, 
     286                 :                                 bool *outIsNBSP,
     287                 :                                 nsCOMPtr<nsIDOMNode> *outNode = 0,
     288                 :                                 PRInt32 *outOffset = 0);
     289                 :   nsresult IsPrevCharWhitespace(nsIDOMNode *aParentNode, 
     290                 :                                 PRInt32 aOffset, 
     291                 :                                 bool *outIsSpace, 
     292                 :                                 bool *outIsNBSP,
     293                 :                                 nsCOMPtr<nsIDOMNode> *outNode = 0,
     294                 :                                 PRInt32 *outOffset = 0);
     295                 : 
     296                 :   /* ------------ Overrides of nsEditor interface methods -------------- */
     297                 : 
     298                 :   nsresult EndUpdateViewBatch();
     299                 : 
     300                 :   /** prepare the editor for use */
     301                 :   NS_IMETHOD Init(nsIDOMDocument *aDoc, nsIContent *aRoot, nsISelectionController *aSelCon, PRUint32 aFlags);
     302                 :   NS_IMETHOD PreDestroy(bool aDestroyingFrames);
     303                 : 
     304                 :   /** Internal, static version */
     305                 :   static nsresult NodeIsBlockStatic(nsIDOMNode *aNode, bool *aIsBlock);
     306                 : 
     307                 :   NS_IMETHOD SetFlags(PRUint32 aFlags);
     308                 : 
     309                 :   NS_IMETHOD Paste(PRInt32 aSelectionType);
     310                 :   NS_IMETHOD CanPaste(PRInt32 aSelectionType, bool *aCanPaste);
     311                 : 
     312                 :   NS_IMETHOD PasteTransferable(nsITransferable *aTransferable);
     313                 :   NS_IMETHOD CanPasteTransferable(nsITransferable *aTransferable, bool *aCanPaste);
     314                 : 
     315                 :   NS_IMETHOD DebugUnitTests(PRInt32 *outNumTests, PRInt32 *outNumTestsFailed);
     316                 : 
     317                 :   /** All editor operations which alter the doc should be prefaced
     318                 :    *  with a call to StartOperation, naming the action and direction */
     319                 :   NS_IMETHOD StartOperation(PRInt32 opID, nsIEditor::EDirection aDirection);
     320                 : 
     321                 :   /** All editor operations which alter the doc should be followed
     322                 :    *  with a call to EndOperation */
     323                 :   NS_IMETHOD EndOperation();
     324                 : 
     325                 :   /** returns true if aParentTag can contain a child of type aChildTag */
     326                 :   virtual bool TagCanContainTag(const nsAString& aParentTag, const nsAString& aChildTag);
     327                 :   
     328                 :   /** returns true if aNode is a container */
     329                 :   virtual bool IsContainer(nsINode* aNode);
     330                 :   virtual bool IsContainer(nsIDOMNode *aNode);
     331                 : 
     332                 :   /** make the given selection span the entire document */
     333                 :   NS_IMETHOD SelectEntireDocument(nsISelection *aSelection);
     334                 : 
     335                 :   NS_IMETHOD SetAttributeOrEquivalent(nsIDOMElement * aElement,
     336                 :                                       const nsAString & aAttribute,
     337                 :                                       const nsAString & aValue,
     338                 :                                       bool aSuppressTransaction);
     339                 :   NS_IMETHOD RemoveAttributeOrEquivalent(nsIDOMElement * aElement,
     340                 :                                          const nsAString & aAttribute,
     341                 :                                          bool aSuppressTransaction);
     342                 : 
     343                 :   /** join together any afjacent editable text nodes in the range */
     344                 :   NS_IMETHOD CollapseAdjacentTextNodes(nsIDOMRange *aInRange);
     345                 : 
     346                 :   virtual bool NodesSameType(nsIDOMNode *aNode1, nsIDOMNode *aNode2);
     347                 : 
     348                 :   NS_IMETHODIMP DeleteNode(nsIDOMNode * aNode);
     349                 :   NS_IMETHODIMP DeleteText(nsIDOMCharacterData *aTextNode,
     350                 :                            PRUint32             aOffset,
     351                 :                            PRUint32             aLength);
     352                 :   NS_IMETHOD InsertTextImpl(const nsAString& aStringToInsert, 
     353                 :                             nsCOMPtr<nsIDOMNode> *aInOutNode, 
     354                 :                             PRInt32 *aInOutOffset,
     355                 :                             nsIDOMDocument *aDoc);
     356                 :   NS_IMETHOD_(bool) IsModifiableNode(nsIDOMNode *aNode);
     357                 :   virtual bool IsModifiableNode(nsINode *aNode);
     358                 : 
     359                 :   NS_IMETHOD SelectAll();
     360                 : 
     361                 :   NS_IMETHOD GetRootElement(nsIDOMElement **aRootElement);
     362                 : 
     363                 :   /* ------------ nsICSSLoaderObserver -------------- */
     364                 :   NS_IMETHOD StyleSheetLoaded(nsCSSStyleSheet*aSheet, bool aWasAlternate,
     365                 :                               nsresult aStatus);
     366                 : 
     367                 :   /* ------------ Utility Routines, not part of public API -------------- */
     368                 :   NS_IMETHOD TypedText(const nsAString& aString, PRInt32 aAction);
     369                 :   nsresult InsertNodeAtPoint( nsIDOMNode *aNode, 
     370                 :                               nsCOMPtr<nsIDOMNode> *ioParent, 
     371                 :                               PRInt32 *ioOffset, 
     372                 :                               bool aNoEmptyNodes);
     373                 :   virtual already_AddRefed<nsIDOMNode> FindUserSelectAllNode(nsIDOMNode* aNode);
     374                 : 
     375                 :   /** returns the absolute position of the end points of aSelection
     376                 :     * in the document as a text stream.
     377                 :     */
     378                 :   nsresult GetTextSelectionOffsets(nsISelection *aSelection,
     379                 :                                    PRInt32 &aStartOffset, 
     380                 :                                    PRInt32 &aEndOffset);
     381                 : 
     382                 :   // Use this to assure that selection is set after attribute nodes when 
     383                 :   //  trying to collapse selection at begining of a block node
     384                 :   //  e.g., when setting at beginning of a table cell
     385                 :   // This will stop at a table, however, since we don't want to
     386                 :   //  "drill down" into nested tables.
     387                 :   // aSelection is optional -- if null, we get current seletion
     388                 :   nsresult CollapseSelectionToDeepestNonTableFirstChild(nsISelection *aSelection, nsIDOMNode *aNode);
     389                 : 
     390                 :   virtual bool IsTextInDirtyFrameVisible(nsIContent *aNode);
     391                 : 
     392                 :   nsresult IsVisTextNode(nsIContent* aNode,
     393                 :                          bool* outIsEmptyNode,
     394                 :                          bool aSafeToAskFrames);
     395                 :   nsresult IsEmptyNode(nsIDOMNode *aNode, bool *outIsEmptyBlock, 
     396                 :                        bool aMozBRDoesntCount = false,
     397                 :                        bool aListOrCellNotEmpty = false,
     398                 :                        bool aSafeToAskFrames = false);
     399                 :   nsresult IsEmptyNode(nsINode* aNode, bool* outIsEmptyBlock,
     400                 :                        bool aMozBRDoesntCount = false,
     401                 :                        bool aListOrCellNotEmpty = false,
     402                 :                        bool aSafeToAskFrames = false);
     403                 :   nsresult IsEmptyNodeImpl(nsINode* aNode,
     404                 :                            bool *outIsEmptyBlock, 
     405                 :                            bool aMozBRDoesntCount,
     406                 :                            bool aListOrCellNotEmpty,
     407                 :                            bool aSafeToAskFrames,
     408                 :                            bool *aSeenBR);
     409                 : 
     410                 :   // Returns TRUE if sheet was loaded, false if it wasn't
     411                 :   bool     EnableExistingStyleSheet(const nsAString& aURL);
     412                 : 
     413                 :   // Dealing with the internal style sheet lists:
     414                 :   NS_IMETHOD GetStyleSheetForURL(const nsAString &aURL,
     415                 :                                  nsCSSStyleSheet **_retval);
     416                 :   NS_IMETHOD GetURLForStyleSheet(nsCSSStyleSheet *aStyleSheet, nsAString &aURL);
     417                 : 
     418                 :   // Add a url + known style sheet to the internal lists:
     419                 :   nsresult AddNewStyleSheetToList(const nsAString &aURL,
     420                 :                                   nsCSSStyleSheet *aStyleSheet);
     421                 : 
     422                 :   nsresult RemoveStyleSheetFromList(const nsAString &aURL);
     423                 : 
     424               0 :   bool IsCSSEnabled()
     425                 :   {
     426                 :     // TODO: removal of mCSSAware and use only the presence of mHTMLCSSUtils
     427               0 :     return mCSSAware && mHTMLCSSUtils && mHTMLCSSUtils->IsCSSPrefChecked();
     428                 :   }
     429                 : 
     430               0 :   static bool HasAttributes(mozilla::dom::Element* aElement)
     431                 :   {
     432               0 :     MOZ_ASSERT(aElement);
     433               0 :     PRUint32 attrCount = aElement->GetAttrCount();
     434                 :     return attrCount > 1 ||
     435               0 :            (1 == attrCount && !aElement->GetAttrNameAt(0)->Equals(nsGkAtoms::mozdirty));
     436                 :   }
     437                 : 
     438                 : protected:
     439                 : 
     440                 :   NS_IMETHOD  InitRules();
     441                 : 
     442                 :   // Create the event listeners for the editor to install
     443                 :   virtual void CreateEventListeners();
     444                 : 
     445                 :   virtual nsresult InstallEventListeners();
     446                 :   virtual void RemoveEventListeners();
     447                 : 
     448                 :   bool ShouldReplaceRootElement();
     449                 :   void ResetRootElementAndEventTarget();
     450                 :   nsresult GetBodyElement(nsIDOMHTMLElement** aBody);
     451                 :   // Get the focused node of this editor.
     452                 :   // @return    If the editor has focus, this returns the focused node.
     453                 :   //            Otherwise, returns null.
     454                 :   already_AddRefed<nsINode> GetFocusedNode();
     455                 : 
     456                 :   // Return TRUE if aElement is a table-related elemet and caret was set
     457                 :   bool SetCaretInTableCell(nsIDOMElement* aElement);
     458                 :   bool IsNodeInActiveEditor(nsIDOMNode* aNode);
     459                 :   bool IsNodeInActiveEditor(nsINode* aNode);
     460                 : 
     461                 :   // key event helpers
     462                 :   NS_IMETHOD TabInTable(bool inIsShift, bool *outHandled);
     463                 :   NS_IMETHOD CreateBR(nsIDOMNode *aNode, PRInt32 aOffset, 
     464                 :                       nsCOMPtr<nsIDOMNode> *outBRNode, nsIEditor::EDirection aSelect = nsIEditor::eNone);
     465                 : 
     466                 : // Table Editing (implemented in nsTableEditor.cpp)
     467                 : 
     468                 :   // Table utilities
     469                 : 
     470                 :   // Insert a new cell after or before supplied aCell. 
     471                 :   //  Optional: If aNewCell supplied, returns the newly-created cell (addref'd, of course)
     472                 :   // This doesn't change or use the current selection
     473                 :   NS_IMETHOD InsertCell(nsIDOMElement *aCell, PRInt32 aRowSpan, PRInt32 aColSpan,
     474                 :                         bool aAfter, bool aIsHeader, nsIDOMElement **aNewCell);
     475                 : 
     476                 :   // Helpers that don't touch the selection or do batch transactions
     477                 :   NS_IMETHOD DeleteRow(nsIDOMElement *aTable, PRInt32 aRowIndex);
     478                 :   NS_IMETHOD DeleteColumn(nsIDOMElement *aTable, PRInt32 aColIndex);
     479                 :   NS_IMETHOD DeleteCellContents(nsIDOMElement *aCell);
     480                 : 
     481                 :   // Move all contents from aCellToMerge into aTargetCell (append at end)
     482                 :   NS_IMETHOD MergeCells(nsCOMPtr<nsIDOMElement> aTargetCell, nsCOMPtr<nsIDOMElement> aCellToMerge, bool aDeleteCellToMerge);
     483                 : 
     484                 :   NS_IMETHOD DeleteTable2(nsIDOMElement *aTable, nsISelection *aSelection);
     485                 :   NS_IMETHOD SetColSpan(nsIDOMElement *aCell, PRInt32 aColSpan);
     486                 :   NS_IMETHOD SetRowSpan(nsIDOMElement *aCell, PRInt32 aRowSpan);
     487                 : 
     488                 :   // Helper used to get nsITableLayout interface for methods implemented in nsTableFrame
     489                 :   NS_IMETHOD GetTableLayoutObject(nsIDOMElement* aTable, nsITableLayout **tableLayoutObject);
     490                 :   // Needed to do appropriate deleting when last cell or row is about to be deleted
     491                 :   // This doesn't count cells that don't start in the given row (are spanning from row above)
     492                 :   PRInt32  GetNumberOfCellsInRow(nsIDOMElement* aTable, PRInt32 rowIndex);
     493                 :   // Test if all cells in row or column at given index are selected
     494                 :   bool AllCellsInRowSelected(nsIDOMElement *aTable, PRInt32 aRowIndex, PRInt32 aNumberOfColumns);
     495                 :   bool AllCellsInColumnSelected(nsIDOMElement *aTable, PRInt32 aColIndex, PRInt32 aNumberOfRows);
     496                 : 
     497                 :   bool     IsEmptyCell(nsIDOMElement *aCell);
     498                 : 
     499                 :   // Most insert methods need to get the same basic context data
     500                 :   // Any of the pointers may be null if you don't need that datum (for more efficiency)
     501                 :   // Input: *aCell is a known cell,
     502                 :   //        if null, cell is obtained from the anchor node of the selection
     503                 :   // Returns NS_EDITOR_ELEMENT_NOT_FOUND if cell is not found even if aCell is null
     504                 :   NS_IMETHOD GetCellContext(nsISelection **aSelection,
     505                 :                             nsIDOMElement   **aTable,
     506                 :                             nsIDOMElement   **aCell,
     507                 :                             nsIDOMNode      **aCellParent, PRInt32 *aCellOffset,
     508                 :                             PRInt32 *aRowIndex, PRInt32 *aColIndex);
     509                 : 
     510                 :   NS_IMETHOD GetCellSpansAt(nsIDOMElement* aTable, PRInt32 aRowIndex, PRInt32 aColIndex, 
     511                 :                             PRInt32& aActualRowSpan, PRInt32& aActualColSpan);
     512                 : 
     513                 :   NS_IMETHOD SplitCellIntoColumns(nsIDOMElement *aTable, PRInt32 aRowIndex, PRInt32 aColIndex,
     514                 :                                   PRInt32 aColSpanLeft, PRInt32 aColSpanRight, nsIDOMElement **aNewCell);
     515                 : 
     516                 :   NS_IMETHOD SplitCellIntoRows(nsIDOMElement *aTable, PRInt32 aRowIndex, PRInt32 aColIndex,
     517                 :                                PRInt32 aRowSpanAbove, PRInt32 aRowSpanBelow, nsIDOMElement **aNewCell);
     518                 : 
     519                 :   nsresult CopyCellBackgroundColor(nsIDOMElement *destCell, nsIDOMElement *sourceCell);
     520                 : 
     521                 :   // Reduce rowspan/colspan when cells span into nonexistent rows/columns
     522                 :   NS_IMETHOD FixBadRowSpan(nsIDOMElement *aTable, PRInt32 aRowIndex, PRInt32& aNewRowCount);
     523                 :   NS_IMETHOD FixBadColSpan(nsIDOMElement *aTable, PRInt32 aColIndex, PRInt32& aNewColCount);
     524                 : 
     525                 :   // Fallback method: Call this after using ClearSelection() and you
     526                 :   //  failed to set selection to some other content in the document
     527                 :   NS_IMETHOD SetSelectionAtDocumentStart(nsISelection *aSelection);
     528                 : 
     529                 : // End of Table Editing utilities
     530                 :   
     531                 :   virtual bool IsBlockNode(nsIDOMNode *aNode);
     532                 :   virtual bool IsBlockNode(nsINode *aNode);
     533                 :   
     534                 :   static nsCOMPtr<nsIDOMNode> GetEnclosingTable(nsIDOMNode *aNode);
     535                 : 
     536                 :   /** content-based query returns true if <aProperty aAttribute=aValue> effects aNode
     537                 :     * If <aProperty aAttribute=aValue> contains aNode, 
     538                 :     * but <aProperty aAttribute=SomeOtherValue> also contains aNode and the second is
     539                 :     * more deeply nested than the first, then the first does not effect aNode.
     540                 :     *
     541                 :     * @param aNode      The target of the query
     542                 :     * @param aProperty  The property that we are querying for
     543                 :     * @param aAttribute The attribute of aProperty, example: color in <FONT color="blue">
     544                 :     *                   May be null.
     545                 :     * @param aValue     The value of aAttribute, example: blue in <FONT color="blue">
     546                 :     *                   May be null.  Ignored if aAttribute is null.
     547                 :     * @param aIsSet     [OUT] true if <aProperty aAttribute=aValue> effects aNode.
     548                 :     * @param aStyleNode [OUT] set to the node representing <aProperty aAttribute=aValue>, if found.
     549                 :     *                   null if aIsSet is returned as false;
     550                 :     */
     551                 :   virtual void IsTextPropertySetByContent(nsIDOMNode        *aNode,
     552                 :                                           nsIAtom           *aProperty, 
     553                 :                                           const nsAString   *aAttribute,
     554                 :                                           const nsAString   *aValue,
     555                 :                                           bool              &aIsSet,
     556                 :                                           nsIDOMNode       **aStyleNode,
     557                 :                                           nsAString *outValue = nsnull);
     558                 : 
     559                 :   // Methods for handling plaintext quotations
     560                 :   NS_IMETHOD PasteAsPlaintextQuotation(PRInt32 aSelectionType);
     561                 : 
     562                 :   /** Insert a string as quoted text,
     563                 :     * replacing the selected text (if any).
     564                 :     * @param aQuotedText     The string to insert.
     565                 :     * @param aAddCites       Whether to prepend extra ">" to each line
     566                 :     *                        (usually true, unless those characters
     567                 :     *                        have already been added.)
     568                 :     * @return aNodeInserted  The node spanning the insertion, if applicable.
     569                 :     *                        If aAddCites is false, this will be null.
     570                 :     */
     571                 :   NS_IMETHOD InsertAsPlaintextQuotation(const nsAString & aQuotedText,
     572                 :                                         bool aAddCites,
     573                 :                                         nsIDOMNode **aNodeInserted);
     574                 :   // Return true if the data is safe to insert as the source and destination
     575                 :   // principals match, or we are in a editor context where this doesn't matter.
     576                 :   // Otherwise, the data must be sanitized first.
     577                 :   bool IsSafeToInsertData(nsIDOMDocument* aSourceDoc);
     578                 : 
     579                 :   nsresult InsertObject(const char* aType, nsISupports* aObject, bool aIsSafe,
     580                 :                         nsIDOMDocument *aSourceDoc,
     581                 :                         nsIDOMNode *aDestinationNode,
     582                 :                         PRInt32 aDestOffset,
     583                 :                         bool aDoDeleteSelection);
     584                 : 
     585                 :   // factored methods for handling insertion of data from transferables (drag&drop or clipboard)
     586                 :   NS_IMETHOD PrepareTransferable(nsITransferable **transferable);
     587                 :   NS_IMETHOD PrepareHTMLTransferable(nsITransferable **transferable, bool havePrivFlavor);
     588                 :   NS_IMETHOD InsertFromTransferable(nsITransferable *transferable, 
     589                 :                                     nsIDOMDocument *aSourceDoc,
     590                 :                                     const nsAString & aContextStr,
     591                 :                                     const nsAString & aInfoStr,
     592                 :                                     nsIDOMNode *aDestinationNode,
     593                 :                                     PRInt32 aDestinationOffset,
     594                 :                                     bool aDoDeleteSelection);
     595                 :   nsresult InsertFromDataTransfer(nsIDOMDataTransfer *aDataTransfer,
     596                 :                                   PRInt32 aIndex,
     597                 :                                   nsIDOMDocument *aSourceDoc,
     598                 :                                   nsIDOMNode *aDestinationNode,
     599                 :                                   PRInt32 aDestOffset,
     600                 :                                   bool aDoDeleteSelection);
     601                 :   bool HavePrivateHTMLFlavor( nsIClipboard *clipboard );
     602                 :   nsresult   ParseCFHTML(nsCString & aCfhtml, PRUnichar **aStuffToPaste, PRUnichar **aCfcontext);
     603                 :   nsresult   DoContentFilterCallback(const nsAString &aFlavor,
     604                 :                                      nsIDOMDocument *aSourceDoc,
     605                 :                                      bool aWillDeleteSelection,
     606                 :                                      nsIDOMNode **aFragmentAsNode,      
     607                 :                                      nsIDOMNode **aFragStartNode,
     608                 :                                      PRInt32 *aFragStartOffset,
     609                 :                                      nsIDOMNode **aFragEndNode,
     610                 :                                      PRInt32 *aFragEndOffset,
     611                 :                                      nsIDOMNode **aTargetNode,       
     612                 :                                      PRInt32 *aTargetOffset,   
     613                 :                                      bool *aDoContinue);
     614                 :   nsresult   GetAttributeToModifyOnNode(nsIDOMNode *aNode, nsAString &aAttrib);
     615                 : 
     616                 :   bool       IsInLink(nsIDOMNode *aNode, nsCOMPtr<nsIDOMNode> *outLink = nsnull);
     617                 :   nsresult   StripFormattingNodes(nsIDOMNode *aNode, bool aOnlyList = false);
     618                 :   nsresult   CreateDOMFragmentFromPaste(const nsAString & aInputString,
     619                 :                                         const nsAString & aContextStr,
     620                 :                                         const nsAString & aInfoStr,
     621                 :                                         nsCOMPtr<nsIDOMNode> *outFragNode,
     622                 :                                         nsCOMPtr<nsIDOMNode> *outStartNode,
     623                 :                                         nsCOMPtr<nsIDOMNode> *outEndNode,
     624                 :                                         PRInt32 *outStartOffset,
     625                 :                                         PRInt32 *outEndOffset,
     626                 :                                         bool aTrustedInput);
     627                 :   nsresult   ParseFragment(const nsAString & aStr, nsIAtom* aContextLocalName,
     628                 :                            nsIDocument* aTargetDoc,
     629                 :                            nsCOMPtr<nsIDOMNode> *outNode,
     630                 :                            bool aTrustedInput);
     631                 :   nsresult   CreateListOfNodesToPaste(nsIDOMNode  *aFragmentAsNode,
     632                 :                                       nsCOMArray<nsIDOMNode>& outNodeList,
     633                 :                                       nsIDOMNode *aStartNode,
     634                 :                                       PRInt32 aStartOffset,
     635                 :                                       nsIDOMNode *aEndNode,
     636                 :                                       PRInt32 aEndOffset);
     637                 :   nsresult CreateTagStack(nsTArray<nsString> &aTagStack,
     638                 :                           nsIDOMNode *aNode);
     639                 :   nsresult GetListAndTableParents( bool aEnd, 
     640                 :                                    nsCOMArray<nsIDOMNode>& aListOfNodes,
     641                 :                                    nsCOMArray<nsIDOMNode>& outArray);
     642                 :   nsresult DiscoverPartialListsAndTables(nsCOMArray<nsIDOMNode>& aPasteNodes,
     643                 :                                          nsCOMArray<nsIDOMNode>& aListsAndTables,
     644                 :                                          PRInt32 *outHighWaterMark);
     645                 :   nsresult ScanForListAndTableStructure(bool aEnd,
     646                 :                                         nsCOMArray<nsIDOMNode>& aNodes,
     647                 :                                         nsIDOMNode *aListOrTable,
     648                 :                                         nsCOMPtr<nsIDOMNode> *outReplaceNode);
     649                 :   nsresult ReplaceOrphanedStructure( bool aEnd,
     650                 :                                      nsCOMArray<nsIDOMNode>& aNodeArray,
     651                 :                                      nsCOMArray<nsIDOMNode>& aListAndTableArray,
     652                 :                                      PRInt32 aHighWaterMark);
     653                 :   nsIDOMNode* GetArrayEndpoint(bool aEnd, nsCOMArray<nsIDOMNode>& aNodeArray);
     654                 : 
     655                 :   /* small utility routine to test if a break node is visible to user */
     656                 :   bool     IsVisBreak(nsIDOMNode *aNode);
     657                 : 
     658                 :   /* utility routine to possibly adjust the insertion position when 
     659                 :      inserting a block level element */
     660                 :   void NormalizeEOLInsertPosition(nsIDOMNode *firstNodeToInsert,
     661                 :                                   nsCOMPtr<nsIDOMNode> *insertParentNode,
     662                 :                                   PRInt32 *insertOffset);
     663                 : 
     664                 :   /* small utility routine to test the eEditorReadonly bit */
     665                 :   bool IsModifiable();
     666                 : 
     667                 :   /* helpers for block transformations */
     668                 :   nsresult MakeDefinitionItem(const nsAString & aItemType);
     669                 :   nsresult InsertBasicBlock(const nsAString & aBlockType);
     670                 :   
     671                 :   /* increase/decrease the font size of selection */
     672                 :   nsresult RelativeFontChange( PRInt32 aSizeChange);
     673                 :   
     674                 :   /* helper routines for font size changing */
     675                 :   nsresult RelativeFontChangeOnTextNode( PRInt32 aSizeChange, 
     676                 :                                          nsIDOMCharacterData *aTextNode, 
     677                 :                                          PRInt32 aStartOffset,
     678                 :                                          PRInt32 aEndOffset);
     679                 :   nsresult RelativeFontChangeOnNode( PRInt32 aSizeChange, 
     680                 :                                      nsIDOMNode *aNode);
     681                 :   nsresult RelativeFontChangeHelper( PRInt32 aSizeChange, 
     682                 :                                      nsIDOMNode *aNode);
     683                 : 
     684                 :   /* helper routines for inline style */
     685                 :   nsresult SetInlinePropertyOnTextNode( nsIDOMCharacterData *aTextNode, 
     686                 :                                         PRInt32 aStartOffset,
     687                 :                                         PRInt32 aEndOffset,
     688                 :                                         nsIAtom *aProperty, 
     689                 :                                         const nsAString *aAttribute,
     690                 :                                         const nsAString *aValue);
     691                 :   nsresult SetInlinePropertyOnNode( nsIDOMNode *aNode,
     692                 :                                     nsIAtom *aProperty, 
     693                 :                                     const nsAString *aAttribute,
     694                 :                                     const nsAString *aValue);
     695                 : 
     696                 :   nsresult PromoteInlineRange(nsIDOMRange *inRange);
     697                 :   nsresult PromoteRangeIfStartsOrEndsInNamedAnchor(nsIDOMRange *inRange);
     698                 :   nsresult SplitStyleAboveRange(nsIDOMRange *aRange, 
     699                 :                                 nsIAtom *aProperty, 
     700                 :                                 const nsAString *aAttribute);
     701                 :   nsresult SplitStyleAbovePoint(nsCOMPtr<nsIDOMNode> *aNode,
     702                 :                                 PRInt32 *aOffset,
     703                 :                                 nsIAtom *aProperty, 
     704                 :                                 const nsAString *aAttribute,
     705                 :                                 nsCOMPtr<nsIDOMNode> *outLeftNode = nsnull,
     706                 :                                 nsCOMPtr<nsIDOMNode> *outRightNode = nsnull);
     707                 :   nsresult ApplyDefaultProperties();
     708                 :   nsresult RemoveStyleInside(nsIDOMNode *aNode, 
     709                 :                              nsIAtom *aProperty, 
     710                 :                              const nsAString *aAttribute, 
     711                 :                              bool aChildrenOnly = false);
     712                 :   nsresult RemoveInlinePropertyImpl(nsIAtom *aProperty, const nsAString *aAttribute);
     713                 : 
     714                 :   bool NodeIsProperty(nsIDOMNode *aNode);
     715                 :   bool HasAttr(nsIDOMNode *aNode, const nsAString *aAttribute);
     716                 :   bool HasAttrVal(nsIDOMNode *aNode, const nsAString *aAttribute, const nsAString *aValue);
     717                 :   bool IsAtFrontOfNode(nsIDOMNode *aNode, PRInt32 aOffset);
     718                 :   bool IsAtEndOfNode(nsIDOMNode *aNode, PRInt32 aOffset);
     719                 :   bool IsOnlyAttribute(nsIDOMNode *aElement, const nsAString *aAttribute);
     720                 : 
     721                 :   nsresult RemoveBlockContainer(nsIDOMNode *inNode);
     722                 :   nsresult GetPriorHTMLSibling(nsIDOMNode *inNode, nsCOMPtr<nsIDOMNode> *outNode);
     723                 :   nsresult GetPriorHTMLSibling(nsIDOMNode *inParent, PRInt32 inOffset, nsCOMPtr<nsIDOMNode> *outNode);
     724                 :   nsresult GetNextHTMLSibling(nsIDOMNode *inNode, nsCOMPtr<nsIDOMNode> *outNode);
     725                 :   nsresult GetNextHTMLSibling(nsIDOMNode *inParent, PRInt32 inOffset, nsCOMPtr<nsIDOMNode> *outNode);
     726                 :   nsresult GetPriorHTMLNode(nsIDOMNode *inNode, nsCOMPtr<nsIDOMNode> *outNode, bool bNoBlockCrossing = false);
     727                 :   nsresult GetPriorHTMLNode(nsIDOMNode *inParent, PRInt32 inOffset, nsCOMPtr<nsIDOMNode> *outNode, bool bNoBlockCrossing = false);
     728                 :   nsresult GetNextHTMLNode(nsIDOMNode *inNode, nsCOMPtr<nsIDOMNode> *outNode, bool bNoBlockCrossing = false);
     729                 :   nsresult GetNextHTMLNode(nsIDOMNode *inParent, PRInt32 inOffset, nsCOMPtr<nsIDOMNode> *outNode, bool bNoBlockCrossing = false);
     730                 : 
     731                 :   nsresult IsFirstEditableChild( nsIDOMNode *aNode, bool *aOutIsFirst);
     732                 :   nsresult IsLastEditableChild( nsIDOMNode *aNode, bool *aOutIsLast);
     733                 :   nsresult GetFirstEditableChild( nsIDOMNode *aNode, nsCOMPtr<nsIDOMNode> *aOutFirstChild);
     734                 :   nsresult GetLastEditableChild( nsIDOMNode *aNode, nsCOMPtr<nsIDOMNode> *aOutLastChild);
     735                 : 
     736                 :   nsresult GetFirstEditableLeaf( nsIDOMNode *aNode, nsCOMPtr<nsIDOMNode> *aOutFirstLeaf);
     737                 :   nsresult GetLastEditableLeaf( nsIDOMNode *aNode, nsCOMPtr<nsIDOMNode> *aOutLastLeaf);
     738                 : 
     739                 :   nsresult GetInlinePropertyBase(nsIAtom *aProperty, 
     740                 :                              const nsAString *aAttribute,
     741                 :                              const nsAString *aValue,
     742                 :                              bool *aFirst, 
     743                 :                              bool *aAny, 
     744                 :                              bool *aAll,
     745                 :                              nsAString *outValue,
     746                 :                              bool aCheckDefaults = true);
     747                 :   bool HasStyleOrIdOrClass(mozilla::dom::Element* aElement);
     748                 :   nsresult RemoveElementIfNoStyleOrIdOrClass(nsIDOMNode* aElement);
     749                 : 
     750                 :   // Whether the outer window of the DOM event target has focus or not.
     751                 :   bool     OurWindowHasFocus();
     752                 : 
     753                 :   // This function is used to insert a string of HTML input optionally with some
     754                 :   // context information into the editable field.  The HTML input either comes
     755                 :   // from a transferable object created as part of a drop/paste operation, or from
     756                 :   // the InsertHTML method.  We may want the HTML input to be sanitized (for example,
     757                 :   // if it's coming from a transferable object), in which case aTrustedInput should
     758                 :   // be set to false, otherwise, the caller should set it to true, which means that
     759                 :   // the HTML will be inserted in the DOM verbatim.
     760                 :   nsresult DoInsertHTMLWithContext(const nsAString& aInputString,
     761                 :                                    const nsAString& aContextStr,
     762                 :                                    const nsAString& aInfoStr,
     763                 :                                    const nsAString& aFlavor,
     764                 :                                    nsIDOMDocument* aSourceDoc,
     765                 :                                    nsIDOMNode* aDestNode,
     766                 :                                    PRInt32 aDestOffset,
     767                 :                                    bool aDeleteSelection,
     768                 :                                    bool aTrustedInput);
     769                 : 
     770                 : // Data members
     771                 : protected:
     772                 : 
     773                 :   nsCOMArray<nsIContentFilter> mContentFilters;
     774                 : 
     775                 :   nsRefPtr<TypeInState>        mTypeInState;
     776                 : 
     777                 :   bool mCRInParagraphCreatesParagraph;
     778                 : 
     779                 :   bool mCSSAware;
     780                 :   nsAutoPtr<nsHTMLCSSUtils> mHTMLCSSUtils;
     781                 : 
     782                 :   // Used by GetFirstSelectedCell and GetNextSelectedCell
     783                 :   PRInt32  mSelectedCellIndex;
     784                 : 
     785                 :   nsString mLastStyleSheetURL;
     786                 :   nsString mLastOverrideStyleSheetURL;
     787                 : 
     788                 :   // Maintain a list of associated style sheets and their urls.
     789                 :   nsTArray<nsString> mStyleSheetURLs;
     790                 :   nsTArray<nsRefPtr<nsCSSStyleSheet> > mStyleSheets;
     791                 :   
     792                 :   // an array for holding default style settings
     793                 :   nsTArray<PropItem*> mDefaultStyles;
     794                 : 
     795                 :    // for real-time spelling
     796                 :    nsCOMPtr<nsITextServicesDocument> mTextServices;
     797                 : 
     798                 : protected:
     799                 : 
     800                 :   /* ANONYMOUS UTILS */
     801                 :   void     RemoveListenerAndDeleteRef(const nsAString& aEvent,
     802                 :                                       nsIDOMEventListener* aListener,
     803                 :                                       bool aUseCapture,
     804                 :                                       nsIDOMElement* aElement,
     805                 :                                       nsIContent* aParentContent,
     806                 :                                       nsIPresShell* aShell);
     807                 :   void     DeleteRefToAnonymousNode(nsIDOMElement* aElement,
     808                 :                                     nsIContent * aParentContent,
     809                 :                                     nsIPresShell* aShell);
     810                 : 
     811                 :   nsresult ShowResizersInner(nsIDOMElement *aResizedElement);
     812                 : 
     813                 :   // Returns the offset of an element's frame to its absolute containing block.
     814                 :   nsresult GetElementOrigin(nsIDOMElement * aElement, PRInt32 & aX, PRInt32 & aY);
     815                 :   nsresult GetPositionAndDimensions(nsIDOMElement * aElement,
     816                 :                                     PRInt32 & aX, PRInt32 & aY,
     817                 :                                     PRInt32 & aW, PRInt32 & aH,
     818                 :                                     PRInt32 & aBorderLeft,
     819                 :                                     PRInt32 & aBorderTop,
     820                 :                                     PRInt32 & aMarginLeft,
     821                 :                                     PRInt32 & aMarginTop);
     822                 : 
     823                 :   /* PACKED BOOLEANS FOR RESIZING, ABSOLUTE POSITIONING AND */
     824                 :   /* INLINE TABLE EDITING */
     825                 : 
     826                 :   // resizing
     827                 :   bool mIsObjectResizingEnabled;
     828                 :   bool mIsResizing;
     829                 :   bool mPreserveRatio;
     830                 :   bool mResizedObjectIsAnImage;
     831                 : 
     832                 :   // absolute positioning
     833                 :   bool mIsAbsolutelyPositioningEnabled;
     834                 :   bool mResizedObjectIsAbsolutelyPositioned;
     835                 : 
     836                 :   bool mGrabberClicked;
     837                 :   bool mIsMoving;
     838                 : 
     839                 :   bool mSnapToGridEnabled;
     840                 : 
     841                 :   // inline table editing
     842                 :   bool mIsInlineTableEditingEnabled;
     843                 : 
     844                 :   /* RESIZING */
     845                 : 
     846                 :   nsCOMPtr<nsIDOMElement> mTopLeftHandle;
     847                 :   nsCOMPtr<nsIDOMElement> mTopHandle;
     848                 :   nsCOMPtr<nsIDOMElement> mTopRightHandle;
     849                 :   nsCOMPtr<nsIDOMElement> mLeftHandle;
     850                 :   nsCOMPtr<nsIDOMElement> mRightHandle;
     851                 :   nsCOMPtr<nsIDOMElement> mBottomLeftHandle;
     852                 :   nsCOMPtr<nsIDOMElement> mBottomHandle;
     853                 :   nsCOMPtr<nsIDOMElement> mBottomRightHandle;
     854                 : 
     855                 :   nsCOMPtr<nsIDOMElement> mActivatedHandle;
     856                 : 
     857                 :   nsCOMPtr<nsIDOMElement> mResizingShadow;
     858                 :   nsCOMPtr<nsIDOMElement> mResizingInfo;
     859                 : 
     860                 :   nsCOMPtr<nsIDOMElement> mResizedObject;
     861                 : 
     862                 :   nsCOMPtr<nsIDOMEventListener>  mMouseMotionListenerP;
     863                 :   nsCOMPtr<nsISelectionListener> mSelectionListenerP;
     864                 :   nsCOMPtr<nsIDOMEventListener>  mResizeEventListenerP;
     865                 : 
     866                 :   nsCOMArray<nsIHTMLObjectResizeListener> objectResizeEventListeners;
     867                 : 
     868                 :   PRInt32 mOriginalX;
     869                 :   PRInt32 mOriginalY;
     870                 : 
     871                 :   PRInt32 mResizedObjectX;
     872                 :   PRInt32 mResizedObjectY;
     873                 :   PRInt32 mResizedObjectWidth;
     874                 :   PRInt32 mResizedObjectHeight;
     875                 : 
     876                 :   PRInt32 mResizedObjectMarginLeft;
     877                 :   PRInt32 mResizedObjectMarginTop;
     878                 :   PRInt32 mResizedObjectBorderLeft;
     879                 :   PRInt32 mResizedObjectBorderTop;
     880                 : 
     881                 :   PRInt32 mXIncrementFactor;
     882                 :   PRInt32 mYIncrementFactor;
     883                 :   PRInt32 mWidthIncrementFactor;
     884                 :   PRInt32 mHeightIncrementFactor;
     885                 : 
     886                 :   PRInt8  mInfoXIncrement;
     887                 :   PRInt8  mInfoYIncrement;
     888                 : 
     889                 :   nsresult SetAllResizersPosition();
     890                 : 
     891                 :   nsresult CreateResizer(nsIDOMElement ** aReturn, PRInt16 aLocation, nsIDOMNode * aParentNode);
     892                 :   void     SetAnonymousElementPosition(PRInt32 aX, PRInt32 aY, nsIDOMElement *aResizer);
     893                 : 
     894                 :   nsresult CreateShadow(nsIDOMElement ** aReturn, nsIDOMNode * aParentNode,
     895                 :                         nsIDOMElement * aOriginalObject);
     896                 :   nsresult SetShadowPosition(nsIDOMElement * aShadow,
     897                 :                              nsIDOMElement * aOriginalObject,
     898                 :                              PRInt32 aOriginalObjectX,
     899                 :                              PRInt32 aOriginalObjectY);
     900                 : 
     901                 :   nsresult CreateResizingInfo(nsIDOMElement ** aReturn, nsIDOMNode * aParentNode);
     902                 :   nsresult SetResizingInfoPosition(PRInt32 aX, PRInt32 aY,
     903                 :                                    PRInt32 aW, PRInt32 aH);
     904                 : 
     905                 :   PRInt32  GetNewResizingIncrement(PRInt32 aX, PRInt32 aY, PRInt32 aID);
     906                 :   nsresult StartResizing(nsIDOMElement * aHandle);
     907                 :   PRInt32  GetNewResizingX(PRInt32 aX, PRInt32 aY);
     908                 :   PRInt32  GetNewResizingY(PRInt32 aX, PRInt32 aY);
     909                 :   PRInt32  GetNewResizingWidth(PRInt32 aX, PRInt32 aY);
     910                 :   PRInt32  GetNewResizingHeight(PRInt32 aX, PRInt32 aY);
     911                 :   void     HideShadowAndInfo();
     912                 :   void     SetFinalSize(PRInt32 aX, PRInt32 aY);
     913                 :   void     DeleteRefToAnonymousNode(nsIDOMNode * aNode);
     914                 :   void     SetResizeIncrements(PRInt32 aX, PRInt32 aY, PRInt32 aW, PRInt32 aH, bool aPreserveRatio);
     915                 :   void     HideAnonymousEditingUIs();
     916                 : 
     917                 :   /* ABSOLUTE POSITIONING */
     918                 : 
     919                 :   PRInt32 mPositionedObjectX;
     920                 :   PRInt32 mPositionedObjectY;
     921                 :   PRInt32 mPositionedObjectWidth;
     922                 :   PRInt32 mPositionedObjectHeight;
     923                 : 
     924                 :   PRInt32 mPositionedObjectMarginLeft;
     925                 :   PRInt32 mPositionedObjectMarginTop;
     926                 :   PRInt32 mPositionedObjectBorderLeft;
     927                 :   PRInt32 mPositionedObjectBorderTop;
     928                 : 
     929                 :   nsCOMPtr<nsIDOMElement> mAbsolutelyPositionedObject;
     930                 :   nsCOMPtr<nsIDOMElement> mGrabber;
     931                 :   nsCOMPtr<nsIDOMElement> mPositioningShadow;
     932                 : 
     933                 :   PRInt32      mGridSize;
     934                 : 
     935                 :   nsresult CreateGrabber(nsIDOMNode * aParentNode, nsIDOMElement ** aReturn);
     936                 :   nsresult StartMoving(nsIDOMElement * aHandle);
     937                 :   nsresult SetFinalPosition(PRInt32 aX, PRInt32 aY);
     938                 :   void     AddPositioningOffset(PRInt32 & aX, PRInt32 & aY);
     939                 :   void     SnapToGrid(PRInt32 & newX, PRInt32 & newY);
     940                 :   nsresult GrabberClicked();
     941                 :   nsresult EndMoving();
     942                 :   nsresult CheckPositionedElementBGandFG(nsIDOMElement * aElement,
     943                 :                                          nsAString & aReturn);
     944                 : 
     945                 :   /* INLINE TABLE EDITING */
     946                 : 
     947                 :   nsCOMPtr<nsIDOMElement> mInlineEditedCell;
     948                 : 
     949                 :   nsCOMPtr<nsIDOMElement> mAddColumnBeforeButton;
     950                 :   nsCOMPtr<nsIDOMElement> mRemoveColumnButton;
     951                 :   nsCOMPtr<nsIDOMElement> mAddColumnAfterButton;
     952                 : 
     953                 :   nsCOMPtr<nsIDOMElement> mAddRowBeforeButton;
     954                 :   nsCOMPtr<nsIDOMElement> mRemoveRowButton;
     955                 :   nsCOMPtr<nsIDOMElement> mAddRowAfterButton;
     956                 : 
     957                 :   void     AddMouseClickListener(nsIDOMElement * aElement);
     958                 :   void     RemoveMouseClickListener(nsIDOMElement * aElement);
     959                 : 
     960                 :   nsCOMPtr<nsILinkHandler> mLinkHandler;
     961                 : 
     962                 : public:
     963                 : 
     964                 : // friends
     965                 : friend class nsHTMLEditRules;
     966                 : friend class nsTextEditRules;
     967                 : friend class nsWSRunObject;
     968                 : 
     969                 : };
     970                 : #endif //nsHTMLEditor_h__
     971                 : 

Generated by: LCOV version 1.7