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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include "recursionhelper.hxx"
void ScRecursionHelper::Init()
{
nRecursionCount = 0;
bInRecursionReturn = bDoingRecursion = bInIterationReturn = false;
aInsertPos = GetIterationEnd();
ResetIteration();
}
void ScRecursionHelper::ResetIteration()
{
aLastIterationStart = GetIterationEnd();
nIteration = 0;
bConverging = false;
}
ScRecursionHelper::ScRecursionHelper()
{
Init();
}
void ScRecursionHelper::SetInRecursionReturn( bool b )
{
// Do not use IsInRecursionReturn() here, it decouples iteration.
if (b && !bInRecursionReturn)
aInsertPos = aRecursionFormulas.begin();
bInRecursionReturn = b;
}
void ScRecursionHelper::Insert(
ScFormulaCell* p, bool bOldRunning, const ScFormulaResult & rRes )
{
aRecursionFormulas.insert( aInsertPos, ScFormulaRecursionEntry( p,
bOldRunning, rRes));
}
void ScRecursionHelper::SetInIterationReturn( bool b )
{
// An iteration return is always coupled to a recursion return.
SetInRecursionReturn( b);
bInIterationReturn = b;
}
void ScRecursionHelper::StartIteration()
{
SetInIterationReturn( false);
nIteration = 1;
bConverging = false;
aLastIterationStart = GetIterationStart();
}
void ScRecursionHelper::ResumeIteration()
{
SetInIterationReturn( false);
aLastIterationStart = GetIterationStart();
}
void ScRecursionHelper::IncIteration()
{
++nIteration;
}
void ScRecursionHelper::EndIteration()
{
aRecursionFormulas.erase( GetIterationStart(), GetIterationEnd());
ResetIteration();
}
ScFormulaRecursionList::iterator ScRecursionHelper::GetIterationStart()
{
return aRecursionFormulas.begin();
}
ScFormulaRecursionList::iterator ScRecursionHelper::GetIterationEnd()
{
return aRecursionFormulas.end();
}
void ScRecursionHelper::Clear()
{
aRecursionFormulas.clear();
while (!aRecursionInIterationStack.empty())
aRecursionInIterationStack.pop();
Init();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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