gecko/xpcom/glue/nsTObserverArray.cpp

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 * The Original Code is Mozilla.org code.
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 * Portions created by the Initial Developer are Copyright (C) 2006
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 * Contributor(s):
 *   Jonas Sicking <jonas@sicking.cc> (Original Author)
 *   Daniel Witte <dwitte@stanford.edu>
 *
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#include "nsTObserverArray.h"

void
nsTObserverArray_base::AdjustIterators(index_type aModPos,
                                       diff_type  aAdjustment)
{
  NS_PRECONDITION(aAdjustment == -1 || aAdjustment == 1,
                  "invalid adjustment");
  Iterator_base* iter = mIterators;
  while (iter) {
    if (iter->mPosition > aModPos) {
      iter->mPosition += aAdjustment;
    }
    iter = iter->mNext;
  }
}

void
nsTObserverArray_base::ClearIterators()
{
  Iterator_base* iter = mIterators;
  while (iter) {
    iter->mPosition = 0;
    iter = iter->mNext;
  }
}