Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : 
      21             : 
      22             : 
      23             : 
      24             : 
      25             : //___________________________________________________________________
      26             : #include <xmloff/ProgressBarHelper.hxx>
      27             : #include <tools/debug.hxx>
      28             : #include <xmloff/xmltoken.hxx>
      29             : 
      30             : #include <stdlib.h>
      31             : 
      32             : using namespace ::com::sun::star;
      33             : 
      34             : const sal_Int32 nDefaultProgressBarRange = 1000000;
      35             : 
      36         111 : ProgressBarHelper::ProgressBarHelper(const ::com::sun::star::uno::Reference < ::com::sun::star::task::XStatusIndicator>& xTempStatusIndicator,
      37             :                                     const sal_Bool bTempStrict)
      38             : : xStatusIndicator(xTempStatusIndicator)
      39             : , nRange(nDefaultProgressBarRange)
      40             : , nReference(100)
      41             : , nValue(0)
      42             : , bStrict(bTempStrict)
      43         111 : , bRepeat(sal_True)
      44             : #ifdef DBG_UTIL
      45             : , bFailure(sal_False)
      46             : #endif
      47             : {
      48         111 : }
      49             : 
      50         111 : ProgressBarHelper::~ProgressBarHelper()
      51             : {
      52         111 : }
      53             : 
      54           4 : sal_Int32 ProgressBarHelper::ChangeReference(sal_Int32 nNewReference)
      55             : {
      56           4 :     if((nNewReference > 0) && (nNewReference != nReference))
      57             :     {
      58           2 :         if (nReference)
      59             :         {
      60           2 :             double fPercent(nNewReference / nReference);
      61           2 :             double fValue(nValue * fPercent);
      62             : #if OSL_DEBUG_LEVEL > 0
      63             :             // workaround for toolchain bug on solaris/x86 Sun C++ 5.5
      64             :             // just call some function here
      65             :             (void) abs(nValue);
      66             : #endif
      67           2 :             nValue = static_cast< sal_Int32 >(fValue);
      68           2 :             nReference = nNewReference;
      69             :         }
      70             :         else
      71             :         {
      72           0 :             nReference = nNewReference;
      73           0 :             nValue = 0;
      74             :         }
      75             :     }
      76           4 :     return nValue;
      77             : }
      78             : 
      79         575 : void ProgressBarHelper::SetValue(sal_Int32 nTempValue)
      80             : {
      81         575 :     if (xStatusIndicator.is() && (nReference > 0))
      82             :     {
      83         303 :         if ((nTempValue >= nValue) && (!bStrict || (bStrict && (nTempValue <= nReference))))
      84             :         {
      85             :             // #91317# no progress bar with values > 100%
      86         303 :             if (nTempValue > nReference)
      87             :             {
      88          10 :                 if (!bRepeat)
      89           0 :                     nValue = nReference;
      90             :                 else
      91             :                 {
      92          10 :                     xStatusIndicator->reset();
      93          10 :                     nValue = 0;
      94             :                 }
      95             :             }
      96             :             else
      97         293 :                 nValue = nTempValue;
      98             : 
      99         303 :             double fValue(nValue);
     100         303 :             double fNewValue ((fValue * nRange) / nReference);
     101             : 
     102         303 :             xmloff::token::IncRescheduleCount();
     103             : 
     104         303 :             xStatusIndicator->setValue((sal_Int32)fNewValue);
     105             : 
     106         303 :             xmloff::token::DecRescheduleCount();
     107             : 
     108             :             // #95181# disabled, because we want to call setValue very often to enable a good reschedule
     109             :         }
     110             : #ifdef DBG_UTIL
     111             :         else if (!bFailure)
     112             :         {
     113             :             OSL_FAIL("tried to set a wrong value on the progressbar");
     114             :             bFailure = sal_True;
     115             :         }
     116             : #endif
     117             :     }
     118         575 : }
     119             : 
     120             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */