/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla 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/MPL/ * * 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 the Initial Developer are Copyright (C) 1998-1999 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef SetDocTitleTxn_h__ #define SetDocTitleTxn_h__ #include "EditTxn.h" #include "nsIEditor.h" #include "nsIHTMLEditor.h" #include "nsITransaction.h" #include "nsCOMPtr.h" #define SET_DOC_TITLE_TXN_CID \ { /*7FC508B5-ED8F-11d4-AF02-0050040AE132 */ \ 0x7fc508b5, 0xed8f, 0x11d4, \ { 0xaf, 0x2, 0x0, 0x50, 0x4, 0xa, 0xe1, 0x32 } } /** * A transaction that changes the document's title, * which is a text node under the tag in a page's <head> section * provides default concrete behavior for all nsITransaction methods. */ class SetDocTitleTxn : public EditTxn { public: static const nsIID& GetCID() { static const nsIID iid = SET_DOC_TITLE_TXN_CID; return iid; } virtual ~SetDocTitleTxn(); /** Initialize the transaction. * @param aEditor the object providing core editing operations * @param aValue the new value for document title */ NS_IMETHOD Init(nsIHTMLEditor *aEditor, const nsAString *aValue); private: SetDocTitleTxn(); nsresult SetDocTitle(const nsAString& aTitle); nsresult SetDomTitle(const nsAString& aTitle); public: NS_IMETHOD DoTransaction(void); NS_IMETHOD UndoTransaction(void); NS_IMETHOD RedoTransaction(void); NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge); NS_IMETHOD GetIsTransient(PRBool *aIsTransient); NS_IMETHOD GetTxnDescription(nsAString& aTxnDescription); protected: /** the editor that created this transaction */ nsIHTMLEditor* mEditor; /** The new title string */ nsString mValue; /** The previous title string to use for undo */ nsString mUndoValue; /** Set true if we dont' really change the title during Do() */ PRPackedBool mIsTransient; friend class TransactionFactory; }; #endif