xref: /AOO41X/main/xmloff/source/core/ProgressBarHelper.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_xmloff.hxx"





//___________________________________________________________________
#include <xmloff/ProgressBarHelper.hxx>
#include <tools/debug.hxx>
#include <xmloff/xmltoken.hxx>

#include <stdlib.h>

using namespace ::com::sun::star;

const sal_Int32 nDefaultProgressBarRange = 1000000;
const float fProgressStep = 0.5;

ProgressBarHelper::ProgressBarHelper(const ::com::sun::star::uno::Reference < ::com::sun::star::task::XStatusIndicator>& xTempStatusIndicator,
									const sal_Bool bTempStrict)
: xStatusIndicator(xTempStatusIndicator)
, nRange(nDefaultProgressBarRange)
, nReference(100)
, nValue(0)
, fOldPercent(0.0)
, bStrict(bTempStrict)
, bRepeat(sal_True)
#ifdef DBG_UTIL
, bFailure(sal_False)
#endif
{
}

ProgressBarHelper::~ProgressBarHelper()
{
}

sal_Int32 ProgressBarHelper::ChangeReference(sal_Int32 nNewReference)
{
	if((nNewReference > 0) && (nNewReference != nReference))
	{
		if (nReference)
		{
			double fPercent(nNewReference / nReference);
			double fValue(nValue * fPercent);
#if OSL_DEBUG_LEVEL > 0
            // workaround for toolchain bug on solaris/x86 Sun C++ 5.5
            // just call some function here
            (void) abs(nValue);
#endif
			nValue = static_cast< sal_Int32 >(fValue);
			nReference = nNewReference;
		}
		else
		{
			nReference = nNewReference;
			nValue = 0;
		}
	}
	return nValue;
}

void ProgressBarHelper::SetValue(sal_Int32 nTempValue)
{
	if (xStatusIndicator.is() && (nReference > 0))
	{
		if ((nTempValue >= nValue) && (!bStrict || (bStrict && (nTempValue <= nReference))))
		{
			// #91317# no progress bar with values > 100%
            if (nTempValue > nReference)
            {
                if (!bRepeat)
                    nValue = nReference;
                else
                {
//                    xStatusIndicator->end();
//                    xStatusIndicator->start();
                    xStatusIndicator->reset();
                    nValue = 0;
                }
            }
            else
                nValue = nTempValue;

			double fValue(nValue);
			double fNewValue ((fValue * nRange) / nReference);

			xmloff::token::IncRescheduleCount();

			xStatusIndicator->setValue((sal_Int32)fNewValue);

			xmloff::token::DecRescheduleCount();

			// #95181# disabled, because we want to call setValue very often to enable a good reschedule
//			double fPercent ((fNewValue * 100) / nRange);
//			if (fPercent >= (fOldPercent + fProgressStep))
//			{
//				xStatusIndicator->setValue((sal_Int32)fNewValue);
//				fOldPercent = fPercent;
//			}
		}
#ifdef DBG_UTIL
		else if (!bFailure)
		{
			DBG_ERROR("tried to set a wrong value on the progressbar");
			bFailure = sal_True;
		}
#endif
	}
}