a078d80c75
Modified all body methods to deal with the body node for HTML documents, and the document root node for all other types of documents. Renamed all body methods. r=sfraser@netscape.com git-svn-id: svn://10.0.0.236/trunk@58811 18797224-902f-48f8-a5cc-f745e15eee43
189 lines
7.0 KiB
C++
189 lines
7.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsTextServicesDocument_h__
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#define nsTextServicesDocument_h__
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#include "nsCOMPtr.h"
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#include "nsIPresShell.h"
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#include "nsIDOMDocument.h"
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#include "nsIDOMRange.h"
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#include "nsIContent.h"
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#include "nsIContentIterator.h"
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#include "nsIEditor.h"
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#include "nsIEditActionListener.h"
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#include "nsITextServicesDocument.h"
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#include "nsVoidArray.h"
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#include "nsTSDNotifier.h"
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/** implementation of a text services object.
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*
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*/
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class nsTextServicesDocument : public nsITextServicesDocument
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{
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private:
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static nsIAtom *sAAtom;
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static nsIAtom *sAddressAtom;
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static nsIAtom *sBigAtom;
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static nsIAtom *sBlinkAtom;
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static nsIAtom *sBAtom;
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static nsIAtom *sCiteAtom;
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static nsIAtom *sCodeAtom;
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static nsIAtom *sDfnAtom;
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static nsIAtom *sEmAtom;
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static nsIAtom *sFontAtom;
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static nsIAtom *sIAtom;
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static nsIAtom *sKbdAtom;
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static nsIAtom *sKeygenAtom;
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static nsIAtom *sNobrAtom;
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static nsIAtom *sSAtom;
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static nsIAtom *sSampAtom;
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static nsIAtom *sSmallAtom;
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static nsIAtom *sSpacerAtom;
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static nsIAtom *sSpanAtom;
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static nsIAtom *sStrikeAtom;
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static nsIAtom *sStrongAtom;
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static nsIAtom *sSubAtom;
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static nsIAtom *sSupAtom;
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static nsIAtom *sTtAtom;
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static nsIAtom *sUAtom;
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static nsIAtom *sVarAtom;
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static nsIAtom *sWbrAtom;
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static PRInt32 sInstanceCount;
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typedef enum { eIsDone=0, // No iterator (I), or itertor doesn't point to anything valid.
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eValid, // I points to first text node (TN) in current block (CB).
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ePrev, // No TN in CB, I points to first TN in prev block.
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eNext // No TN in CB, I points to first TN in next block.
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} TSDIteratorStatus;
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nsCOMPtr<nsIDOMDocument> mDOMDocument;
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nsCOMPtr<nsIPresShell> mPresShell;
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nsCOMPtr<nsIEditor> mEditor;
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nsCOMPtr<nsIContentIterator> mIterator;
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TSDIteratorStatus mIteratorStatus;
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nsCOMPtr<nsIContent> mPrevTextBlock;
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nsCOMPtr<nsIContent> mNextTextBlock;
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nsCOMPtr<nsIEditActionListener> mNotifier;
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nsVoidArray mOffsetTable;
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PRInt32 mSelStartIndex;
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PRInt32 mSelStartOffset;
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PRInt32 mSelEndIndex;
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PRInt32 mSelEndOffset;
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public:
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/** The default constructor.
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*/
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nsTextServicesDocument();
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/** The default destructor.
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*/
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virtual ~nsTextServicesDocument();
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/* Macro for AddRef(), Release(), and QueryInterface() */
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NS_DECL_ISUPPORTS
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/* nsITextServicesDocument method implementations. */
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NS_IMETHOD InitWithDocument(nsIDOMDocument *aDOMDocument, nsIPresShell *aPresShell);
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NS_IMETHOD InitWithEditor(nsIEditor *aEditor);
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NS_IMETHOD CanEdit(PRBool *aCanEdit);
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NS_IMETHOD GetCurrentTextBlock(nsString *aStr);
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NS_IMETHOD FirstBlock();
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NS_IMETHOD LastBlock();
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NS_IMETHOD FirstSelectedBlock(TSDBlockSelectionStatus *aSelStatus, PRInt32 *aSelOffset, PRInt32 *aSelLength);
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NS_IMETHOD LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus, PRInt32 *aSelOffset, PRInt32 *aSelLength);
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NS_IMETHOD PrevBlock();
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NS_IMETHOD NextBlock();
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NS_IMETHOD IsDone(PRBool *aIsDone);
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NS_IMETHOD SetSelection(PRInt32 aOffset, PRInt32 aLength);
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NS_IMETHOD ScrollSelectionIntoView();
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NS_IMETHOD DeleteSelection();
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NS_IMETHOD InsertText(const nsString *aText);
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NS_IMETHOD SetDisplayStyle(TSDDisplayStyle aStyle);
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/* nsIEditActionListener method implementations. */
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nsresult InsertNode(nsIDOMNode * aNode,
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nsIDOMNode * aParent,
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PRInt32 aPosition);
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nsresult DeleteNode(nsIDOMNode * aChild);
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nsresult SplitNode(nsIDOMNode * aExistingRightNode,
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PRInt32 aOffset,
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nsIDOMNode * aNewLeftNode);
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nsresult JoinNodes(nsIDOMNode *aLeftNode,
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nsIDOMNode *aRightNode,
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nsIDOMNode *aParent);
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private:
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/* nsTextServicesDocument private methods. */
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nsresult CreateContentIterator(nsIDOMRange *aRange, nsIContentIterator **aIterator);
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nsresult GetDocumentContentRootNode(nsIDOMNode **aNode);
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nsresult CreateDocumentContentRange(nsIDOMRange **aRange);
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nsresult CreateDocumentContentRootToNodeOffsetRange(nsIDOMNode *aParent, PRInt32 aOffset, PRBool aToStart, nsIDOMRange **aRange);
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nsresult CreateDocumentContentIterator(nsIContentIterator **aIterator);
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nsresult AdjustContentIterator();
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nsresult FirstTextNodeInCurrentBlock(nsIContentIterator *aIterator);
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nsresult FirstTextNodeInPrevBlock(nsIContentIterator *aIterator);
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nsresult FirstTextNodeInNextBlock(nsIContentIterator *aIterator);
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nsresult GetFirstTextNodeInPrevBlock(nsIContent **aContent);
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nsresult GetFirstTextNodeInNextBlock(nsIContent **aContent);
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PRBool IsBlockNode(nsIContent *aContent);
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PRBool IsTextNode(nsIContent *aContent);
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PRBool IsTextNode(nsIDOMNode *aNode);
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PRBool HasSameBlockNodeParent(nsIContent *aContent1, nsIContent *aContent2);
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nsresult SetSelectionInternal(PRInt32 aOffset, PRInt32 aLength, PRBool aDoUpdate);
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nsresult GetSelection(TSDBlockSelectionStatus *aSelStatus, PRInt32 *aSelOffset, PRInt32 *aSelLength);
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nsresult GetCollapsedSelection(TSDBlockSelectionStatus *aSelStatus, PRInt32 *aSelOffset, PRInt32 *aSelLength);
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nsresult GetUncollapsedSelection(TSDBlockSelectionStatus *aSelStatus, PRInt32 *aSelOffset, PRInt32 *aSelLength);
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PRBool SelectionIsCollapsed();
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PRBool SelectionIsValid();
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nsresult ComparePoints(nsIDOMNode *aParent1, PRInt32 aOffset1, nsIDOMNode *aParent2, PRInt32 aOffset2, PRInt32 *aResult);
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nsresult GetRangeEndPoints(nsIDOMRange *aRange, nsIDOMNode **aParent1, PRInt32 *aOffset1, nsIDOMNode **aParent2, PRInt32 *aOffset2);
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nsresult CreateRange(nsIDOMNode *aStartParent, PRInt32 aStartOffset, nsIDOMNode *aEndParent, PRInt32 aEndOffset, nsIDOMRange **aRange);
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nsresult RemoveInvalidOffsetEntries();
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nsresult CreateOffsetTable(nsString *aStr=0);
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nsresult ClearOffsetTable();
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nsresult SplitOffsetEntry(PRInt32 aTableIndex, PRInt32 aOffsetIntoEntry);
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nsresult NodeHasOffsetEntry(nsIDOMNode *aNode, PRBool *aHasEntry, PRInt32 *aEntryIndex);
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/* DEBUG */
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void PrintOffsetTable();
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void PrintContentNode(nsIContent *aContent);
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};
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#endif // nsTextServicesDocument_h__
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