gecko-dev/editor/base/nsIAbsorbingTransaction.h

83 lines
2.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsIAbsorbingTransaction_h__
#define nsIAbsorbingTransaction_h__
#include "nsISupports.h"
/*
Transaction interface to outside world
*/
#define NS_IABSORBINGTRANSACTION_IID \
{ /* a6cf9116-15b3-11d2-932e-00805f8add32 */ \
0xa6cf9116, \
0x15b3, \
0x11d2, \
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} }
class nsSelectionState;
class nsIEditor;
class nsIAtom;
/**
* A transaction interface mixin - for transactions that can support.
* the placeholder absorbtion idiom.
*/
class nsIAbsorbingTransaction : public nsISupports{
public:
static const nsIID& GetIID() { static nsIID iid = NS_IABSORBINGTRANSACTION_IID; return iid; }
NS_IMETHOD Init(nsIAtom *aName, nsSelectionState *aSelState, nsIEditor *aEditor)=0;
NS_IMETHOD EndPlaceHolderBatch()=0;
NS_IMETHOD GetTxnName(nsIAtom **aName)=0;
NS_IMETHOD StartSelectionEquals(nsSelectionState *aSelState, PRBool *aResult)=0;
NS_IMETHOD ForwardEndBatchTo(nsIAbsorbingTransaction *aForwardingAddress)=0;
NS_IMETHOD Commit()=0;
};
#endif // nsIAbsorbingTransaction_h__