108 lines
3.1 KiB
C++
108 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <utility>
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#include <xmloff/ProgressBarHelper.hxx>
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#include <osl/diagnose.h>
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using namespace ::com::sun::star;
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const sal_Int32 nDefaultProgressBarRange = 1000000;
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const float fProgressStep = 0.5;
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ProgressBarHelper::ProgressBarHelper(css::uno::Reference < css::task::XStatusIndicator> xTempStatusIndicator,
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const bool bTempStrict)
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: m_xStatusIndicator(std::move(xTempStatusIndicator))
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, m_nRange(nDefaultProgressBarRange)
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, m_nReference(100)
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, m_nValue(0)
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, m_fOldPercent(0.0)
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, m_bStrict(bTempStrict)
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, m_bRepeat(true)
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#ifdef DBG_UTIL
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, m_bFailure(false)
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#endif
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{
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}
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ProgressBarHelper::~ProgressBarHelper()
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{
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}
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void ProgressBarHelper::ChangeReference(sal_Int32 nNewReference)
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{
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if((nNewReference <= 0) || (nNewReference == m_nReference))
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return;
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if (m_nReference)
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{
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double fPercent(static_cast<double>(nNewReference) / m_nReference);
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double fValue(m_nValue * fPercent);
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m_nValue = static_cast<sal_Int32>(fValue);
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m_nReference = nNewReference;
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}
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else
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{
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m_nReference = nNewReference;
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m_nValue = 0;
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}
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}
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void ProgressBarHelper::SetValue(sal_Int32 nTempValue)
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{
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if (!m_xStatusIndicator.is() || (m_nReference <= 0))
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return;
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if ((nTempValue >= m_nValue) && (!m_bStrict || (nTempValue <= m_nReference)))
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{
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// #91317# no progress bar with values > 100%
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if (nTempValue > m_nReference)
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{
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if (!m_bRepeat)
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m_nValue = m_nReference;
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else
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{
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m_xStatusIndicator->reset();
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m_nValue = 0;
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}
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}
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else
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m_nValue = nTempValue;
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double fValue(m_nValue);
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double fNewValue ((fValue * m_nRange) / m_nReference);
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double fPercent((fNewValue * 100) / m_nRange);
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if (fPercent >= (m_fOldPercent + fProgressStep) || fPercent < m_fOldPercent)
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{
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m_xStatusIndicator->setValue(static_cast<sal_Int32>(fNewValue));
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m_fOldPercent = fPercent;
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}
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}
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#ifdef DBG_UTIL
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else if (!m_bFailure)
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{
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OSL_FAIL("tried to set a wrong value on the progressbar");
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m_bFailure = true;
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}
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#endif
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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