editor/libeditor/EditTxn.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "EditTxn.h"
   7 #include "nsError.h"
   8 #include "nsISupportsBase.h"
   9
  10 NS_IMPL_CYCLE_COLLECTION_CLASS(EditTxn)
  11
  12 NS_IMPL_CYCLE_COLLECTION_UNLINK_0(EditTxn)
  13 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(EditTxn)
  14   // We don't have anything to traverse, but some of our subclasses do.
  15 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
  16
  17 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(EditTxn)
  18   NS_INTERFACE_MAP_ENTRY(nsITransaction)
  19   NS_INTERFACE_MAP_ENTRY(nsPIEditorTransaction)
  20   NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsITransaction)
  21 NS_INTERFACE_MAP_END
  22
  23 NS_IMPL_CYCLE_COLLECTING_ADDREF(EditTxn)
  24 NS_IMPL_CYCLE_COLLECTING_RELEASE_WITH_LAST_RELEASE(EditTxn, LastRelease())
  25
  26 EditTxn::~EditTxn()
  27 {
  28 }
  29
  30 NS_IMETHODIMP
  31 EditTxn::RedoTransaction(void)
  32 {
  33   return DoTransaction();
  34 }
  35
  36 NS_IMETHODIMP
  37 EditTxn::GetIsTransient(bool *aIsTransient)
  38 {
  39   *aIsTransient = false;
  40
  41   return NS_OK;
  42 }
  43
  44 NS_IMETHODIMP
  45 EditTxn::Merge(nsITransaction *aTransaction, bool *aDidMerge)
  46 {
  47   *aDidMerge = false;
  48
  49   return NS_OK;
  50 }