gecko/editor/txtsvc/nsTextServicesDocument.h
Birunthan Mohanathas 949a3c3ba8 Bug 1028565 - Part 3: Flatten editor/txtsvc/{public,src}/ directories. r=ehsan
--HG--
rename : editor/txtsvc/src/nsFilteredContentIterator.cpp => editor/txtsvc/nsFilteredContentIterator.cpp
rename : editor/txtsvc/src/nsFilteredContentIterator.h => editor/txtsvc/nsFilteredContentIterator.h
rename : editor/txtsvc/public/nsIInlineSpellChecker.idl => editor/txtsvc/nsIInlineSpellChecker.idl
rename : editor/txtsvc/public/nsISpellChecker.h => editor/txtsvc/nsISpellChecker.h
rename : editor/txtsvc/public/nsITextService.h => editor/txtsvc/nsITextService.h
rename : editor/txtsvc/public/nsITextServicesDocument.h => editor/txtsvc/nsITextServicesDocument.h
rename : editor/txtsvc/public/nsITextServicesFilter.idl => editor/txtsvc/nsITextServicesFilter.idl
rename : editor/txtsvc/src/nsTSAtomList.h => editor/txtsvc/nsTSAtomList.h
rename : editor/txtsvc/public/nsTextServicesCID.h => editor/txtsvc/nsTextServicesCID.h
rename : editor/txtsvc/src/nsTextServicesDocument.cpp => editor/txtsvc/nsTextServicesDocument.cpp
rename : editor/txtsvc/src/nsTextServicesDocument.h => editor/txtsvc/nsTextServicesDocument.h
rename : editor/txtsvc/src/nsTextServicesFactory.cpp => editor/txtsvc/nsTextServicesFactory.cpp
2014-06-25 15:08:34 -07:00

235 lines
9.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsTextServicesDocument_h__
#define nsTextServicesDocument_h__
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsIEditActionListener.h"
#include "nsISupportsImpl.h"
#include "nsITextServicesDocument.h"
#include "nsIWeakReferenceUtils.h"
#include "nsTArray.h"
#include "nscore.h"
class OffsetEntry;
class nsIAtom;
class nsIContent;
class nsIContentIterator;
class nsIDOMCharacterData;
class nsIDOMDocument;
class nsIDOMNode;
class nsIDOMRange;
class nsIEditor;
class nsISelection;
class nsISelectionController;
class nsITextServicesFilter;
class nsString;
/** implementation of a text services object.
*
*/
class nsTextServicesDocument : public nsITextServicesDocument,
public nsIEditActionListener
{
private:
static nsIAtom *sAAtom;
static nsIAtom *sAddressAtom;
static nsIAtom *sBigAtom;
static nsIAtom *sBAtom;
static nsIAtom *sCiteAtom;
static nsIAtom *sCodeAtom;
static nsIAtom *sDfnAtom;
static nsIAtom *sEmAtom;
static nsIAtom *sFontAtom;
static nsIAtom *sIAtom;
static nsIAtom *sKbdAtom;
static nsIAtom *sKeygenAtom;
static nsIAtom *sNobrAtom;
static nsIAtom *sSAtom;
static nsIAtom *sSampAtom;
static nsIAtom *sSmallAtom;
static nsIAtom *sSpacerAtom;
static nsIAtom *sSpanAtom;
static nsIAtom *sStrikeAtom;
static nsIAtom *sStrongAtom;
static nsIAtom *sSubAtom;
static nsIAtom *sSupAtom;
static nsIAtom *sTtAtom;
static nsIAtom *sUAtom;
static nsIAtom *sVarAtom;
static nsIAtom *sWbrAtom;
typedef enum { eIsDone=0, // No iterator (I), or iterator doesn't point to anything valid.
eValid, // I points to first text node (TN) in current block (CB).
ePrev, // No TN in CB, I points to first TN in prev block.
eNext // No TN in CB, I points to first TN in next block.
} TSDIteratorStatus;
nsCOMPtr<nsIDOMDocument> mDOMDocument;
nsCOMPtr<nsISelectionController>mSelCon;
nsWeakPtr mEditor; // avoid a cycle with the spell checker and editor
nsCOMPtr<nsIContentIterator> mIterator;
TSDIteratorStatus mIteratorStatus;
nsCOMPtr<nsIContent> mPrevTextBlock;
nsCOMPtr<nsIContent> mNextTextBlock;
nsTArray<OffsetEntry*> mOffsetTable;
int32_t mSelStartIndex;
int32_t mSelStartOffset;
int32_t mSelEndIndex;
int32_t mSelEndOffset;
nsCOMPtr<nsIDOMRange> mExtent;
nsCOMPtr<nsITextServicesFilter> mTxtSvcFilter;
protected:
/** The default destructor.
*/
virtual ~nsTextServicesDocument();
public:
/** The default constructor.
*/
nsTextServicesDocument();
/** To be called at module init
*/
static void RegisterAtoms();
/* Macro for AddRef(), Release(), and QueryInterface() */
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsTextServicesDocument, nsITextServicesDocument)
/* nsITextServicesDocument method implementations. */
NS_IMETHOD InitWithEditor(nsIEditor *aEditor);
NS_IMETHOD GetDocument(nsIDOMDocument **aDoc);
NS_IMETHOD SetExtent(nsIDOMRange* aDOMRange);
NS_IMETHOD ExpandRangeToWordBoundaries(nsIDOMRange *aRange);
NS_IMETHOD SetFilter(nsITextServicesFilter *aFilter);
NS_IMETHOD GetCurrentTextBlock(nsString *aStr);
NS_IMETHOD FirstBlock();
NS_IMETHOD LastSelectedBlock(TSDBlockSelectionStatus *aSelStatus, int32_t *aSelOffset, int32_t *aSelLength);
NS_IMETHOD PrevBlock();
NS_IMETHOD NextBlock();
NS_IMETHOD IsDone(bool *aIsDone);
NS_IMETHOD SetSelection(int32_t aOffset, int32_t aLength);
NS_IMETHOD ScrollSelectionIntoView();
NS_IMETHOD DeleteSelection();
NS_IMETHOD InsertText(const nsString *aText);
/* nsIEditActionListener method implementations. */
NS_IMETHOD WillInsertNode(nsIDOMNode *aNode,
nsIDOMNode *aParent,
int32_t aPosition);
NS_IMETHOD DidInsertNode(nsIDOMNode *aNode,
nsIDOMNode *aParent,
int32_t aPosition,
nsresult aResult);
NS_IMETHOD WillDeleteNode(nsIDOMNode *aChild);
NS_IMETHOD DidDeleteNode(nsIDOMNode *aChild, nsresult aResult);
NS_IMETHOD WillSplitNode(nsIDOMNode * aExistingRightNode,
int32_t aOffset);
NS_IMETHOD DidSplitNode(nsIDOMNode *aExistingRightNode,
int32_t aOffset,
nsIDOMNode *aNewLeftNode,
nsresult aResult);
NS_IMETHOD WillJoinNodes(nsIDOMNode *aLeftNode,
nsIDOMNode *aRightNode,
nsIDOMNode *aParent);
NS_IMETHOD DidJoinNodes(nsIDOMNode *aLeftNode,
nsIDOMNode *aRightNode,
nsIDOMNode *aParent,
nsresult aResult);
// these listen methods are unused:
NS_IMETHOD WillCreateNode(const nsAString& aTag, nsIDOMNode *aParent, int32_t aPosition);
NS_IMETHOD DidCreateNode(const nsAString& aTag, nsIDOMNode *aNode, nsIDOMNode *aParent, int32_t aPosition, nsresult aResult);
NS_IMETHOD WillInsertText(nsIDOMCharacterData *aTextNode, int32_t aOffset, const nsAString &aString);
NS_IMETHOD DidInsertText(nsIDOMCharacterData *aTextNode, int32_t aOffset, const nsAString &aString, nsresult aResult);
NS_IMETHOD WillDeleteText(nsIDOMCharacterData *aTextNode, int32_t aOffset, int32_t aLength);
NS_IMETHOD DidDeleteText(nsIDOMCharacterData *aTextNode, int32_t aOffset, int32_t aLength, nsresult aResult);
NS_IMETHOD WillDeleteSelection(nsISelection *aSelection);
NS_IMETHOD DidDeleteSelection(nsISelection *aSelection);
/* Helper functions */
static nsresult GetRangeEndPoints(nsIDOMRange *aRange, nsIDOMNode **aParent1, int32_t *aOffset1, nsIDOMNode **aParent2, int32_t *aOffset2);
static nsresult CreateRange(nsIDOMNode *aStartParent, int32_t aStartOffset, nsIDOMNode *aEndParent, int32_t aEndOffset, nsIDOMRange **aRange);
private:
/* nsTextServicesDocument private methods. */
nsresult CreateContentIterator(nsIDOMRange *aRange, nsIContentIterator **aIterator);
nsresult GetDocumentContentRootNode(nsIDOMNode **aNode);
nsresult CreateDocumentContentRange(nsIDOMRange **aRange);
nsresult CreateDocumentContentRootToNodeOffsetRange(nsIDOMNode *aParent, int32_t aOffset, bool aToStart, nsIDOMRange **aRange);
nsresult CreateDocumentContentIterator(nsIContentIterator **aIterator);
nsresult AdjustContentIterator();
static nsresult FirstTextNode(nsIContentIterator *aIterator, TSDIteratorStatus *IteratorStatus);
static nsresult LastTextNode(nsIContentIterator *aIterator, TSDIteratorStatus *IteratorStatus);
static nsresult FirstTextNodeInCurrentBlock(nsIContentIterator *aIterator);
static nsresult FirstTextNodeInPrevBlock(nsIContentIterator *aIterator);
static nsresult FirstTextNodeInNextBlock(nsIContentIterator *aIterator);
nsresult GetFirstTextNodeInPrevBlock(nsIContent **aContent);
nsresult GetFirstTextNodeInNextBlock(nsIContent **aContent);
static bool IsBlockNode(nsIContent *aContent);
static bool IsTextNode(nsIContent *aContent);
static bool IsTextNode(nsIDOMNode *aNode);
static bool DidSkip(nsIContentIterator* aFilteredIter);
static void ClearDidSkip(nsIContentIterator* aFilteredIter);
static bool HasSameBlockNodeParent(nsIContent *aContent1, nsIContent *aContent2);
nsresult SetSelectionInternal(int32_t aOffset, int32_t aLength, bool aDoUpdate);
nsresult GetSelection(TSDBlockSelectionStatus *aSelStatus, int32_t *aSelOffset, int32_t *aSelLength);
nsresult GetCollapsedSelection(TSDBlockSelectionStatus *aSelStatus, int32_t *aSelOffset, int32_t *aSelLength);
nsresult GetUncollapsedSelection(TSDBlockSelectionStatus *aSelStatus, int32_t *aSelOffset, int32_t *aSelLength);
bool SelectionIsCollapsed();
bool SelectionIsValid();
static nsresult CreateOffsetTable(nsTArray<OffsetEntry*> *aOffsetTable,
nsIContentIterator *aIterator,
TSDIteratorStatus *aIteratorStatus,
nsIDOMRange *aIterRange,
nsString *aStr);
static nsresult ClearOffsetTable(nsTArray<OffsetEntry*> *aOffsetTable);
static nsresult NodeHasOffsetEntry(nsTArray<OffsetEntry*> *aOffsetTable,
nsIDOMNode *aNode,
bool *aHasEntry,
int32_t *aEntryIndex);
nsresult RemoveInvalidOffsetEntries();
nsresult SplitOffsetEntry(int32_t aTableIndex, int32_t aOffsetIntoEntry);
static nsresult FindWordBounds(nsTArray<OffsetEntry*> *offsetTable,
nsString *blockStr,
nsIDOMNode *aNode, int32_t aNodeOffset,
nsIDOMNode **aWordStartNode,
int32_t *aWordStartOffset,
nsIDOMNode **aWordEndNode,
int32_t *aWordEndOffset);
#ifdef DEBUG_kin
void PrintOffsetTable();
void PrintContentNode(nsIContent *aContent);
#endif
};
#endif // nsTextServicesDocument_h__