xpcom/glue/nsTObserverArray.cpp

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/xpcom/glue/nsTObserverArray.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,31 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#include "nsTObserverArray.h"
    1.10 +
    1.11 +void
    1.12 +nsTObserverArray_base::AdjustIterators(index_type aModPos,
    1.13 +                                       diff_type  aAdjustment)
    1.14 +{
    1.15 +  NS_PRECONDITION(aAdjustment == -1 || aAdjustment == 1,
    1.16 +                  "invalid adjustment");
    1.17 +  Iterator_base* iter = mIterators;
    1.18 +  while (iter) {
    1.19 +    if (iter->mPosition > aModPos) {
    1.20 +      iter->mPosition += aAdjustment;
    1.21 +    }
    1.22 +    iter = iter->mNext;
    1.23 +  }
    1.24 +}
    1.25 +
    1.26 +void
    1.27 +nsTObserverArray_base::ClearIterators()
    1.28 +{
    1.29 +  Iterator_base* iter = mIterators;
    1.30 +  while (iter) {
    1.31 +    iter->mPosition = 0;
    1.32 +    iter = iter->mNext;
    1.33 +  }
    1.34 +}

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