зеркало из https://github.com/mozilla/gecko-dev.git
556 строки
25 KiB
C++
556 строки
25 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 nsHTMLEditor_h__
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#define nsHTMLEditor_h__
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#include "nsCOMPtr.h"
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#include "nsIHTMLEditor.h"
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#include "nsITableEditor.h"
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#include "nsIEditorMailSupport.h"
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#include "nsIEditorStyleSheets.h"
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#include "nsEditor.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMEventListener.h"
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#include "nsICSSLoader.h"
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#include "nsICSSLoaderObserver.h"
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#include "nsITableLayout.h"
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#include "TypeInState.h"
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#include "nsEditRules.h"
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class nsIDOMKeyEvent;
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/**
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* The HTML editor implementation.<br>
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* Use to edit HTML document represented as a DOM tree.
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*/
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class nsHTMLEditor : public nsEditor,
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public nsIHTMLEditor,
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public nsIEditorMailSupport,
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public nsITableEditor,
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public nsIEditorStyleSheets,
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public nsICSSLoaderObserver
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{
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typedef enum {eNoOp, eReplaceParent=1, eInsertParent=2} BlockTransformationType;
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public:
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enum OperationID
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{
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kOpInsertBreak = 3000,
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kOpMakeList = 3001,
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kOpIndent = 3002,
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kOpOutdent = 3003,
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kOpAlign = 3004,
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kOpMakeBasicBlock = 3005,
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kOpRemoveList = 3006,
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kOpInsertElement = 3008
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};
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// see nsIHTMLEditor for documentation
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//Interfaces for addref and release and queryinterface
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//NOTE macro used is for classes that inherit from
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// another class. Only the base class should use NS_DECL_ISUPPORTS
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NS_DECL_ISUPPORTS_INHERITED
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nsHTMLEditor();
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virtual ~nsHTMLEditor();
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/* ------------ nsIHTMLEditor methods -------------- */
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NS_IMETHOD EditorKeyPress(nsIDOMKeyEvent* aKeyEvent);
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NS_IMETHOD TypedText(const nsString& aString, PRInt32 aAction);
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NS_IMETHOD GetDocumentIsEmpty(PRBool *aDocumentIsEmpty);
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NS_IMETHOD GetDocumentLength(PRInt32 *aCount);
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NS_IMETHOD SetMaxTextLength(PRInt32 aMaxTextLength);
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NS_IMETHOD GetMaxTextLength(PRInt32& aMaxTextLength);
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NS_IMETHOD SetInlineProperty(nsIAtom *aProperty,
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const nsString *aAttribute,
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const nsString *aValue);
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NS_IMETHOD GetInlineProperty(nsIAtom *aProperty,
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const nsString *aAttribute,
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const nsString *aValue,
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PRBool &aFirst, PRBool &aAny, PRBool &aAll);
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NS_IMETHOD RemoveInlineProperty(nsIAtom *aProperty, const nsString *aAttribute);
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NS_IMETHOD IncreaseFontSize();
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NS_IMETHOD DecreaseFontSize();
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NS_IMETHOD GetTypingState(nsIAtom *aProperty, PRBool &aSet);
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NS_IMETHOD GetTypingStateValue(nsIAtom *aProperty, nsString &aValue);
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NS_IMETHOD InsertBreak();
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NS_IMETHOD InsertText(const nsString& aStringToInsert);
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NS_IMETHOD InsertHTML(const nsString &aInputString);
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NS_IMETHOD InsertHTMLWithCharset(const nsString& aInputString,
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const nsString& aCharset);
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NS_IMETHOD InsertElementAtSelection(nsIDOMElement* aElement, PRBool aDeleteSelection);
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NS_IMETHOD DeleteSelection(EDirection aAction);
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NS_IMETHOD DeleteSelectionAndCreateNode(const nsString& aTag, nsIDOMNode ** aNewNode);
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NS_IMETHOD SelectElement(nsIDOMElement* aElement);
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NS_IMETHOD SetCaretAfterElement(nsIDOMElement* aElement);
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NS_IMETHOD SetParagraphFormat(const nsString& aParagraphFormat);
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NS_IMETHOD GetParentBlockTags(nsStringArray *aTagList, PRBool aGetLists);
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NS_IMETHOD GetParagraphTags(nsStringArray *aTagList);
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NS_IMETHOD GetListTags(nsStringArray *aTagList);
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// NS_IMETHOD RemoveParagraphStyle();
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// NS_IMETHOD AddBlockParent(nsString& aParentTag);
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// NS_IMETHOD ReplaceBlockParent(nsString& aParentTag);
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// NS_IMETHOD RemoveParent(const nsString &aParentTag);
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NS_IMETHOD MakeOrChangeList(const nsString& aListType);
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NS_IMETHOD RemoveList(const nsString& aListType);
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NS_IMETHOD InsertBasicBlock(const nsString& aBlockType);
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NS_IMETHOD Indent(const nsString& aIndent);
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NS_IMETHOD Align(const nsString& aAlign);
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NS_IMETHOD GetElementOrParentByTagName(const nsString& aTagName, nsIDOMNode *aNode, nsIDOMElement** aReturn);
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NS_IMETHOD GetSelectedElement(const nsString& aTagName, nsIDOMElement** aReturn);
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NS_IMETHOD CreateElementWithDefaults(const nsString& aTagName, nsIDOMElement** aReturn);
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NS_IMETHOD InsertLinkAroundSelection(nsIDOMElement* aAnchorElement);
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/* ------------ nsIEditorIMESupport overrides -------------- */
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NS_IMETHOD SetCompositionString(const nsString& aCompositionString, nsIPrivateTextRangeList* aTextRangeList,nsTextEventReply* aReply);
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/* ------------ nsIEditorStyleSheets methods -------------- */
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NS_IMETHOD ApplyStyleSheet(const nsString& aURL);
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NS_IMETHOD ApplyOverrideStyleSheet(const nsString& aURL);
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/* Above 2 methods call this with appropriate aOverride value
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* Not exposed to IDL interface
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*/
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nsresult ApplyDocumentOrOverrideStyleSheet(const nsString& aURL, PRBool aOverride);
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NS_IMETHOD AddStyleSheet(nsICSSStyleSheet* aSheet);
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NS_IMETHOD RemoveStyleSheet(nsICSSStyleSheet* aSheet);
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/* ------------ nsIEditorMailSupport methods -------------- */
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NS_IMETHOD GetBodyWrapWidth(PRInt32 *aWrapColumn);
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NS_IMETHOD SetBodyWrapWidth(PRInt32 aWrapColumn);
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NS_IMETHOD PasteAsQuotation();
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NS_IMETHOD InsertAsQuotation(const nsString& aQuotedText, nsIDOMNode **aNodeInserted);
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NS_IMETHOD PasteAsCitedQuotation(const nsString& aCitation);
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NS_IMETHOD InsertAsCitedQuotation(const nsString& aQuotedText,
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const nsString& aCitation,
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const nsString& aCharset,
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nsIDOMNode **aNodeInserted);
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NS_IMETHOD GetEmbeddedObjects(nsISupportsArray** aNodeList);
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/* ------------ nsITableEditor methods -------------- */
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NS_IMETHOD InsertTableCell(PRInt32 aNumber, PRBool aAfter);
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NS_IMETHOD InsertTableColumn(PRInt32 aNumber, PRBool aAfter);
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NS_IMETHOD InsertTableRow(PRInt32 aNumber, PRBool aAfter);
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NS_IMETHOD DeleteTable();
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NS_IMETHOD DeleteTableCell(PRInt32 aNumber);
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NS_IMETHOD DeleteTableCellContents();
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NS_IMETHOD DeleteTableColumn(PRInt32 aNumber);
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NS_IMETHOD DeleteTableRow(PRInt32 aNumber);
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NS_IMETHOD JoinTableCells();
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NS_IMETHOD NormalizeTable(nsIDOMElement *aTable);
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NS_IMETHOD GetCellIndexes(nsIDOMElement *aCell, PRInt32& aRowIndex, PRInt32& aColIndex);
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NS_IMETHOD GetTableSize(nsIDOMElement *aTable, PRInt32& aRowCount, PRInt32& aColCount);
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NS_IMETHOD GetCellAt(nsIDOMElement* aTable, PRInt32 aRowIndex, PRInt32 aColIndex, nsIDOMElement* &aCell);
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NS_IMETHOD GetCellDataAt(nsIDOMElement* aTable, PRInt32 aRowIndex, PRInt32 aColIndex, nsIDOMElement* &aCell,
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PRInt32& aStartRowIndex, PRInt32& aStartColIndex,
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PRInt32& aRowSpan, PRInt32& aColSpan, PRBool& aIsSelected);
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NS_IMETHOD SetCaretAfterTableEdit(nsIDOMElement* aTable, PRInt32 aRow, PRInt32 aCol, PRInt32 aDirection);
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NS_IMETHOD GetSelectedOrParentTableElement(nsCOMPtr<nsIDOMElement> &aTableElement, nsString& aTagName, PRBool &aIsSelected);
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// Selection and navigation
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/* obsolete
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NS_IMETHOD MoveSelectionUp(nsIAtom *aIncrement, PRBool aExtendSelection);
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NS_IMETHOD MoveSelectionDown(nsIAtom *aIncrement, PRBool aExtendSelection);
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NS_IMETHOD MoveSelectionNext(nsIAtom *aIncrement, PRBool aExtendSelection);
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NS_IMETHOD MoveSelectionPrevious(nsIAtom *aIncrement, PRBool aExtendSelection);
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NS_IMETHOD SelectNext(nsIAtom *aIncrement, PRBool aExtendSelection);
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NS_IMETHOD SelectPrevious(nsIAtom *aIncrement, PRBool aExtendSelection);
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NS_IMETHOD ScrollUp(nsIAtom *aIncrement);
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NS_IMETHOD ScrollDown(nsIAtom *aIncrement);
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NS_IMETHOD ScrollIntoView(PRBool aScrollToBegin);
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*/
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/* miscellaneous */
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// This sets background on the appropriate container element (table, cell,)
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// or calls into nsTextEditor to set the page background
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NS_IMETHOD SetBackgroundColor(const nsString& aColor);
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NS_IMETHOD SetBodyAttribute(const nsString& aAttr, const nsString& aValue);
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/* ------------ Overrides of nsEditor interface methods -------------- */
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/** prepare the editor for use */
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NS_IMETHOD Init(nsIDOMDocument *aDoc, nsIPresShell *aPresShell, PRUint32 aFlags);
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NS_IMETHOD SetDocumentCharacterSet(const PRUnichar* characterSet);
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/** we override this here to install event listeners */
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NS_IMETHOD PostCreate();
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NS_IMETHOD GetFlags(PRUint32 *aFlags);
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NS_IMETHOD SetFlags(PRUint32 aFlags);
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/** Inherited from nsEditor with special cases for some html nodes **/
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NS_IMETHOD InsertFormattingForNode(nsIDOMNode* aNode);
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NS_IMETHOD Undo(PRUint32 aCount);
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NS_IMETHOD Redo(PRUint32 aCount);
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NS_IMETHOD Cut();
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NS_IMETHOD CanCut(PRBool &aCanCut);
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NS_IMETHOD Copy();
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NS_IMETHOD CanCopy(PRBool &aCanCopy);
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NS_IMETHOD Paste();
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NS_IMETHOD CanPaste(PRBool &aCanPaste);
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NS_IMETHOD OutputToString(nsString& aOutputString,
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const nsString& aFormatType,
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PRUint32 aFlags);
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NS_IMETHOD OutputToStream(nsIOutputStream* aOutputStream,
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const nsString& aFormatType,
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const nsString* aCharsetOverride,
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PRUint32 aFlags);
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NS_IMETHOD DebugUnitTests(PRInt32 *outNumTests, PRInt32 *outNumTestsFailed);
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/** All editor operations which alter the doc should be prefaced
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* with a call to StartOperation, naming the action and direction */
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NS_IMETHOD StartOperation(PRInt32 opID, nsIEditor::EDirection aDirection);
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/** All editor operations which alter the doc should be followed
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* with a call to EndOperation, naming the action and direction */
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NS_IMETHOD EndOperation(PRInt32 opID, nsIEditor::EDirection aDirection);
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/** returns PR_TRUE if aParent can contain a child of type aTag */
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PRBool CanContainTag(nsIDOMNode* aParent, const nsString &aTag);
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/** make the given selection span the entire document */
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NS_IMETHOD SelectEntireDocument(nsIDOMSelection *aSelection);
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/* ------------ nsICSSLoaderObserver -------------- */
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NS_IMETHOD StyleSheetLoaded(nsICSSStyleSheet*aSheet, PRBool aNotify);
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/* ------------ Utility Routines, not part of public API -------------- */
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NS_IMETHOD GetBodyStyleContext(nsIStyleContext** aStyleContext);
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protected:
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virtual void InitRules();
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/** install the event listeners for the editor
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* used to be part of Init, but now broken out into a separate method
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* called by PostCreate, giving the caller the chance to interpose
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* their own listeners before we install our own backstops.
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*/
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NS_IMETHOD InstallEventListeners();
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/** returns the layout object (nsIFrame in the real world) for aNode
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* @param aNode the content to get a frame for
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* @param aLayoutObject the "primary frame" for aNode, if one exists. May be null
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* @return NS_OK whether a frame is found or not
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* an error if some serious error occurs
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*/
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NS_IMETHOD GetLayoutObject(nsIDOMNode *aInNode, nsISupports **aOutLayoutObject);
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NS_IMETHOD CollapseAdjacentTextNodes(nsIDOMSelection *aInSelection);
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NS_IMETHOD DeleteSelectionAndPrepareToCreateNode(nsCOMPtr<nsIDOMNode> &parentSelectedNode, PRInt32& offsetOfNewNode);
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/* StyleSheet load callback */
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static void ApplyStyleSheetToPresShellDocument(nsICSSStyleSheet* aSheet, void *aData);
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/* remove the old style sheet, and apply the supplied one */
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NS_IMETHOD ReplaceStyleSheet(nsICSSStyleSheet *aNewSheet);
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// Return TRUE if aElement is a table-related elemet and caret was set
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PRBool SetCaretInTableCell(nsIDOMElement* aElement);
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PRBool IsElementInBody(nsIDOMElement* aElement);
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// key event helpers
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NS_IMETHOD TabInTable(PRBool inIsShift, PRBool *outHandled);
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NS_IMETHOD CreateBR(nsIDOMNode *aNode, PRInt32 aOffset, nsCOMPtr<nsIDOMNode> *outBRNode);
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NS_IMETHOD InsertBR(nsCOMPtr<nsIDOMNode> *outBRNode);
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// Table Editing (implemented in EditTable.cpp)
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// Table utilities
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NS_IMETHOD InsertCell(nsIDOMElement *aCell, PRInt32 aRowSpan, PRInt32 aColSpan, PRBool aAfter);
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NS_IMETHOD DeleteTable(nsCOMPtr<nsIDOMElement> &aTable, nsCOMPtr<nsIDOMSelection> &aSelection);
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// Helper used to get nsITableLayout interface for methods implemented in nsTableFrame
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NS_IMETHOD GetTableLayoutObject(nsIDOMElement* aTable, nsITableLayout **tableLayoutObject);
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// Needed to do appropriate deleting when last cell or row is about to be deleted
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// This doesn't count cells that don't start in the given row (are spanning from row above)
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PRInt32 GetNumberOfCellsInRow(nsIDOMElement* aTable, PRInt32 rowIndex);
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// Most insert methods need to get the same basic context data
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NS_IMETHOD GetCellContext(nsCOMPtr<nsIDOMSelection> &aSelection,
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nsCOMPtr<nsIDOMElement> &aTable, nsCOMPtr<nsIDOMElement> &aCell,
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nsCOMPtr<nsIDOMNode> &aCellParent, PRInt32& aCellOffset,
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PRInt32& aRow, PRInt32& aCol);
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// Use the selection iterator to find the first cell in the selection
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NS_IMETHOD GetFirstSelectedCell(nsCOMPtr<nsIDOMElement> &aCell);
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NS_IMETHOD ReParentContentOfNode(nsIDOMNode *aNode,
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nsString &aParentTag,
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BlockTransformationType aTranformation);
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NS_IMETHOD ReParentBlockContent(nsIDOMNode *aNode,
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nsString &aParentTag,
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nsIDOMNode *aBlockParentNode,
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nsString &aBlockParentTag,
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BlockTransformationType aTranformation,
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nsIDOMNode **aNewParentNode);
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/* NS_IMETHOD ReParentContentOfRange(nsIDOMRange *aRange,
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nsString &aParentTag,
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BlockTransformationType aTranformation);
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*/
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NS_IMETHOD RemoveParagraphStyleFromRange(nsIDOMRange *aRange);
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NS_IMETHOD RemoveParagraphStyleFromBlockContent(nsIDOMRange *aRange);
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NS_IMETHOD RemoveParentFromRange(const nsString &aParentTag, nsIDOMRange *aRange);
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NS_IMETHOD RemoveParentFromBlockContent(const nsString &aParentTag, nsIDOMRange *aRange);
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NS_IMETHOD IsRootTag(nsString &aTag, PRBool &aIsTag);
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NS_IMETHOD IsLeafThatTakesInlineStyle(const nsString *aTag, PRBool &aResult);
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NS_IMETHOD IsSubordinateBlock(nsString &aTag, PRBool &aIsTag);
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static PRBool IsTable(nsIDOMNode *aNode);
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static PRBool IsTableCell(nsIDOMNode *aNode);
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static PRBool IsTableElement(nsIDOMNode *aNode);
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static nsCOMPtr<nsIDOMNode> GetEnclosingTable(nsIDOMNode *aNode);
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/** content-based query returns PR_TRUE if <aProperty aAttribute=aValue> effects aNode
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* If <aProperty aAttribute=aValue> contains aNode,
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* but <aProperty aAttribute=SomeOtherValue> also contains aNode and the second is
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* more deeply nested than the first, then the first does not effect aNode.
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*
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* @param aNode The target of the query
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* @param aProperty The property that we are querying for
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* @param aAttribute The attribute of aProperty, example: color in <FONT color="blue">
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* May be null.
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* @param aValue The value of aAttribute, example: blue in <FONT color="blue">
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* May be null. Ignored if aAttribute is null.
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* @param aIsSet [OUT] PR_TRUE if <aProperty aAttribute=aValue> effects aNode.
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* @param aStyleNode [OUT] set to the node representing <aProperty aAttribute=aValue>, if found.
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* null if aIsSet is returned as PR_FALSE;
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*/
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virtual void IsTextPropertySetByContent(nsIDOMNode *aNode,
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nsIAtom *aProperty,
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const nsString *aAttribute,
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const nsString *aValue,
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PRBool &aIsSet,
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nsIDOMNode **aStyleNode) const;
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/** style-based query returns PR_TRUE if (aProperty, aAttribute) is set in aSC.
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* WARNING: not well tested yet since we don't do style-based queries anywhere.
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*/
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virtual void IsTextStyleSet(nsIStyleContext *aSC,
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nsIAtom *aProperty,
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const nsString *aAttributes,
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PRBool &aIsSet) const;
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/** Moves the content between (aNode, aStartOffset) and (aNode, aEndOffset)
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* into aNewParentNode, splitting aNode as necessary to maintain the relative
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* position of all leaf content.
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* @param aNode The node whose content we're repositioning.
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* aNode can be either a text node or a container node.
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* @param aNewParentNode The node that will be the repositioned contents' parent.
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* The caller is responsible for allocating aNewParentNode
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* @param aStartOffset The start offset of the content of aNode
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* @param aEndOffset The end offset of the content of aNode.
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*/
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NS_IMETHOD MoveContentOfNodeIntoNewParent(nsIDOMNode *aNode,
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nsIDOMNode *aNewParentNode,
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PRInt32 aStartOffset,
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PRInt32 aEndOffset);
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/** Moves the content between (aStartNode, aStartOffset) and (aEndNode, aEndOffset)
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* into aNewParentNode, splitting aStartNode and aEndNode as necessary to maintain
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* the relative position of all leaf content.
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* The content between the two endpoints MUST be "contiguous" in the sense that
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* it is all in the same block. Another way of saying this is all content nodes
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* between aStartNode and aEndNode must be inline.
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* @see IntermediateNodesAreInline
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*
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* @param aStartNode The left node, can be either a text node or a container node.
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* @param aStartOffset The start offset in the content of aStartNode
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* @param aEndNode The right node, can be either a text node or a container node.
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* @param aEndOffset The end offset in the content of aEndNode.
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* @param aGrandParentNode The common ancestor of aStartNode and aEndNode.
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* aGrandParentNode will be the parent of aNewParentNode.
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* @param aNewParentNode The node that will be the repositioned contents' parent.
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* The caller is responsible for allocating aNewParentNode
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*/
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NS_IMETHOD MoveContiguousContentIntoNewParent(nsIDOMNode *aStartNode,
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PRInt32 aStartOffset,
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nsIDOMNode *aEndNode,
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PRInt32 aEndOffset,
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nsIDOMNode *aGrandParentNode,
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|
nsIDOMNode *aNewParentNode);
|
|
|
|
|
|
NS_IMETHOD SetTextPropertiesForNode(nsIDOMNode *aNode,
|
|
nsIDOMNode *aParent,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue);
|
|
|
|
NS_IMETHOD SetTextPropertiesForNodesWithSameParent(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue);
|
|
|
|
NS_IMETHOD SetTextPropertiesForNodeWithDifferentParents(nsIDOMRange *aRange,
|
|
nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue);
|
|
|
|
NS_IMETHOD RemoveTextPropertiesForNode(nsIDOMNode *aNode,
|
|
nsIDOMNode *aParent,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute);
|
|
|
|
NS_IMETHOD RemoveTextPropertiesForNodesWithSameParent(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute);
|
|
|
|
NS_IMETHOD RemoveTextPropertiesForNodeWithDifferentParents(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute);
|
|
|
|
NS_IMETHOD SetTypeInStateForProperty(TypeInState &aTypeInState,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue);
|
|
|
|
NS_IMETHOD GetTextSelectionOffsetsForRange(nsIDOMSelection *aSelection,
|
|
nsIDOMNode **aParent,
|
|
PRInt32 &aStartOffset,
|
|
PRInt32 &aEndOffset);
|
|
|
|
void ResetTextSelectionForRange(nsIDOMNode *aParent,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMSelection *aSelection);
|
|
|
|
/** returns the absolute position of the end points of aSelection
|
|
* in the document as a text stream.
|
|
*/
|
|
nsresult GetTextSelectionOffsets(nsIDOMSelection *aSelection,
|
|
PRInt32 &aStartOffset,
|
|
PRInt32 &aEndOffset);
|
|
|
|
nsresult GetAbsoluteOffsetsForPoints(nsIDOMNode *aInStartNode,
|
|
PRInt32 aInStartOffset,
|
|
nsIDOMNode *aInEndNode,
|
|
PRInt32 aInEndOffset,
|
|
nsIDOMNode *aInCommonParentNode,
|
|
PRInt32 &aOutStartOffset,
|
|
PRInt32 &aEndOffset);
|
|
|
|
// Methods for handling plaintext quotations
|
|
NS_IMETHOD PasteAsPlaintextQuotation();
|
|
NS_IMETHOD InsertAsPlaintextQuotation(const nsString& aQuotedText,
|
|
nsIDOMNode **aNodeInserted);
|
|
|
|
TypeInState *GetTypeInState();
|
|
|
|
/** simple utility to handle any error with event listener allocation or registration */
|
|
void HandleEventListenerError();
|
|
|
|
/* small utility routine to test the eEditorReadonly bit */
|
|
PRBool IsModifiable();
|
|
|
|
// Data members
|
|
protected:
|
|
|
|
TypeInState* mTypeInState;
|
|
nsEditRules* mRules;
|
|
nsCOMPtr<nsIDOMEventListener> mKeyListenerP;
|
|
nsCOMPtr<nsIDOMEventListener> mMouseListenerP;
|
|
nsCOMPtr<nsIDOMEventListener> mTextListenerP;
|
|
nsCOMPtr<nsIDOMEventListener> mCompositionListenerP;
|
|
nsCOMPtr<nsIDOMEventListener> mDragListenerP;
|
|
nsCOMPtr<nsIDOMEventListener> mFocusListenerP;
|
|
PRBool mIsComposing;
|
|
PRInt32 mMaxTextLength;
|
|
|
|
public:
|
|
static nsIAtom *gTypingTxnName;
|
|
static nsIAtom *gIMETxnName;
|
|
static nsIAtom *gDeleteTxnName;
|
|
|
|
// friends
|
|
friend class nsHTMLEditRules;
|
|
friend class nsTextEditRules;
|
|
|
|
};
|
|
|
|
#endif //nsHTMLEditor_h__
|
|
|