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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 #ifndef EditTxn_h__ |
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7 #define EditTxn_h__ |
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8 |
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9 #include "nsCycleCollectionParticipant.h" |
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10 #include "nsISupportsImpl.h" |
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11 #include "nsITransaction.h" |
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12 #include "nsPIEditorTransaction.h" |
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13 #include "nscore.h" |
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14 |
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15 /** |
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16 * Base class for all document editing transactions. |
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17 */ |
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18 class EditTxn : public nsITransaction, |
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19 public nsPIEditorTransaction |
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20 { |
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21 public: |
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22 NS_DECL_CYCLE_COLLECTING_ISUPPORTS |
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23 NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(EditTxn, nsITransaction) |
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24 |
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25 virtual ~EditTxn(); |
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26 |
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27 virtual void LastRelease() {} |
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28 |
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29 NS_IMETHOD RedoTransaction(void); |
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30 NS_IMETHOD GetIsTransient(bool *aIsTransient); |
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31 NS_IMETHOD Merge(nsITransaction *aTransaction, bool *aDidMerge); |
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32 }; |
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33 |
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34 #define NS_DECL_EDITTXN \ |
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35 NS_IMETHOD DoTransaction(); \ |
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36 NS_IMETHOD UndoTransaction(); \ |
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37 NS_IMETHOD GetTxnDescription(nsAString& aTxnDescription); |
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38 |
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39 #endif |