gecko-dev/editor/base/nsHTMLEditorLog.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsHTMLEditorLog_h__
#define nsHTMLEditorLog_h__
#include "nsHTMLEditor.h"
#include "nsIEditorLogging.h"
#include "nsIFileSpec.h"
#include "nsCOMPtr.h"
class nsEditorTxnLog;
/** implementation of a transaction listener object.
*
*/
class nsHTMLEditorLog : public nsHTMLEditor,
public nsIEditorLogging
{
private:
nsCOMPtr<nsIFileSpec> mFileSpec;
nsEditorTxnLog *mEditorTxnLog;
PRInt32 mLocked;
PRInt32 mDepth;
public:
// Interfaces for AddRef, Release, and QueryInterface.
NS_DECL_ISUPPORTS_INHERITED
nsHTMLEditorLog();
virtual ~nsHTMLEditorLog();
/* nsIHTMLEditor method implementations. */
NS_IMETHOD SetInlineProperty(nsIAtom *aProperty,
const nsString *aAttribute,
const nsString *aValue);
NS_IMETHOD SetParagraphFormat(const nsString& aParagraphFormat);
NS_IMETHOD RemoveInlineProperty(nsIAtom *aProperty, const nsString *aAttribute);
NS_IMETHOD DeleteSelection(nsIEditor::EDirection aAction);
NS_IMETHOD TypedText(const nsString& aString, PRInt32 aAction);
NS_IMETHOD InsertText(const nsString& aStringToInsert);
NS_IMETHOD InsertBreak();
NS_IMETHOD Undo(PRUint32 aCount);
NS_IMETHOD Redo(PRUint32 aCount);
NS_IMETHOD BeginTransaction();
NS_IMETHOD EndTransaction();
NS_IMETHOD SelectAll();
NS_IMETHOD BeginningOfDocument();
NS_IMETHOD EndOfDocument();
NS_IMETHOD Cut();
NS_IMETHOD Copy();
NS_IMETHOD Paste();
NS_IMETHOD PasteAsQuotation();
NS_IMETHOD PasteAsPlaintextQuotation();
NS_IMETHOD PasteAsCitedQuotation(const nsString& aCitation);
NS_IMETHOD InsertAsQuotation(const nsString& aQuotedText, nsIDOMNode** aNodeInserted);
NS_IMETHOD InsertAsPlaintextQuotation(const nsString& aQuotedText, nsIDOMNode** aNodeInserted);
NS_IMETHOD InsertAsCitedQuotation(const nsString& aQuotedText, const nsString& aCitation, const nsString& aCharset, nsIDOMNode** aNodeInserted);
NS_IMETHOD ApplyStyleSheet(const nsString& aURL);
NS_IMETHOD SetBackgroundColor(const nsString& aColor);
NS_IMETHOD SetBodyAttribute(const nsString& aAttr, const nsString& aValue);
NS_IMETHOD MakeOrChangeList(const nsString& aListType);
NS_IMETHOD Indent(const nsString& aIndent);
NS_IMETHOD Align(const nsString& aAlign);
NS_IMETHOD InsertElementAtSelection(nsIDOMElement* aElement, PRBool aDeleteSelection);
NS_IMETHOD InsertLinkAroundSelection(nsIDOMElement* aAnchorElement);
NS_IMETHOD StartLogging(nsIFileSpec *aLogFile);
NS_IMETHOD StopLogging();
/* nsHTMLEditorLog public methods. */
nsresult Write(const char *aBuffer);
nsresult WriteInt(const char *aFormat, PRInt32 aInt);
nsresult Flush();
nsresult PrintUnicode(const nsString &aString);
nsresult PrintSelection();
nsresult PrintNode(nsIDOMNode *aNode, PRInt32 aDepth=0);
nsresult PrintElementNode(nsIDOMNode *aNode, PRInt32 aDepth);
nsresult PrintTextNode(nsIDOMNode *aNode, PRInt32 aDepth);
nsresult PrintAttributeNode(nsIDOMNode *aNode, PRInt32 aDepth=0);
nsresult PrintNodeChildren(nsIDOMNode *aNode, PRInt32 aDepth=0);
nsresult GetNodeTreeOffsets(nsIDOMNode *aNode, PRInt32 **aResult, PRInt32 *aLength);
nsresult Lock();
nsresult Unlock();
};
class nsAutoHTMLEditorLogLock
{
nsHTMLEditorLog *mLog;
public:
nsAutoHTMLEditorLogLock(nsHTMLEditorLog *aLog)
{
mLog = aLog;
if (mLog)
mLog->Lock();
}
~nsAutoHTMLEditorLogLock()
{
if (mLog)
mLog->Unlock();
}
};
#endif // nsHTMLEditorLog_h__