gecko-dev/editor/base/nsStyleSheetTxns.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) 1998-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsStylesheetTxns_h__
#define nsStylesheetTxns_h__
#include "EditTxn.h"
#include "nsCOMPtr.h"
#include "nsIEditor.h"
#include "nsICSSStyleSheet.h"
#define ADD_STYLESHEET_TXN_CID \
{/* d05e2980-2fbe-11d3-9ce4-e8393835307c */ \
0xd05e2980, 0x2fbe, 0x11d3, { 0x9c, 0xe4, 0xe8, 0x39, 0x38, 0x35, 0x30, 0x7c } }
#define REMOVE_STYLESHEET_TXN_CID \
{/* d05e2981-2fbe-11d3-9ce4-e8393835307c */ \
0xd05e2981, 0x2fbe, 0x11d3, { 0x9c, 0xe4, 0xe8, 0x39, 0x38, 0x35, 0x30, 0x7c } }
class AddStyleSheetTxn : public EditTxn
{
friend class TransactionFactory;
public:
static const nsIID& GetCID() { static nsIID iid = ADD_STYLESHEET_TXN_CID; return iid; }
virtual ~AddStyleSheetTxn();
/** Initialize the transaction.
* @param aEditor the object providing core editing operations
* @param aSheet the stylesheet to add
*/
NS_IMETHOD Init(nsIEditor *aEditor,
nsICSSStyleSheet *aSheet);
private:
AddStyleSheetTxn();
public:
NS_IMETHOD DoTransaction(void);
NS_IMETHOD UndoTransaction(void);
NS_IMETHOD RedoTransaction(void);
NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge);
NS_IMETHOD GetTxnDescription(nsAWritableString& aTxnDescription);
protected:
nsIEditor* mEditor; // the editor that created this transaction
nsCOMPtr<nsICSSStyleSheet> mSheet; // the style sheet to add
};
class RemoveStyleSheetTxn : public EditTxn
{
friend class TransactionFactory;
public:
static const nsIID& GetCID() { static nsIID iid = REMOVE_STYLESHEET_TXN_CID; return iid; }
virtual ~RemoveStyleSheetTxn();
/** Initialize the transaction.
* @param aEditor the object providing core editing operations
* @param aSheet the stylesheet to remove
*/
NS_IMETHOD Init(nsIEditor *aEditor,
nsICSSStyleSheet *aSheet);
private:
RemoveStyleSheetTxn();
public:
NS_IMETHOD DoTransaction(void);
NS_IMETHOD UndoTransaction(void);
NS_IMETHOD RedoTransaction(void);
NS_IMETHOD Merge(nsITransaction *aTransaction, PRBool *aDidMerge);
NS_IMETHOD GetTxnDescription(nsAWritableString& aTxnDescription);
protected:
nsIEditor* mEditor; // the editor that created this transaction
nsCOMPtr<nsICSSStyleSheet> mSheet; // the style sheet to remove
};
#endif /* nsStylesheetTxns_h__ */