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             : #include <xmloff/ProgressBarHelper.hxx>
      21             : #include <xmloff/xmltoken.hxx>
      22             : 
      23             : #include <osl/diagnose.h>
      24             : 
      25             : using namespace ::com::sun::star;
      26             : 
      27             : static const sal_Int32 nDefaultProgressBarRange = 1000000;
      28             : 
      29        1897 : ProgressBarHelper::ProgressBarHelper(const ::com::sun::star::uno::Reference < ::com::sun::star::task::XStatusIndicator>& xTempStatusIndicator,
      30             :                                     const bool bTempStrict)
      31             : : xStatusIndicator(xTempStatusIndicator)
      32             : , nRange(nDefaultProgressBarRange)
      33             : , nReference(100)
      34             : , nValue(0)
      35             : , bStrict(bTempStrict)
      36        1897 : , bRepeat(true)
      37             : #ifdef DBG_UTIL
      38             : , bFailure(false)
      39             : #endif
      40             : {
      41        1897 : }
      42             : 
      43        1897 : ProgressBarHelper::~ProgressBarHelper()
      44             : {
      45        1897 : }
      46             : 
      47          66 : sal_Int32 ProgressBarHelper::ChangeReference(sal_Int32 nNewReference)
      48             : {
      49          66 :     if((nNewReference > 0) && (nNewReference != nReference))
      50             :     {
      51          38 :         if (nReference)
      52             :         {
      53          38 :             double fPercent((double)nNewReference / nReference);
      54          38 :             double fValue(nValue * fPercent);
      55          38 :             nValue = static_cast<sal_Int32>(fValue);
      56          38 :             nReference = nNewReference;
      57             :         }
      58             :         else
      59             :         {
      60           0 :             nReference = nNewReference;
      61           0 :             nValue = 0;
      62             :         }
      63             :     }
      64          66 :     return nValue;
      65             : }
      66             : 
      67       13037 : void ProgressBarHelper::SetValue(sal_Int32 nTempValue)
      68             : {
      69       13037 :     if (xStatusIndicator.is() && (nReference > 0))
      70             :     {
      71        4212 :         if ((nTempValue >= nValue) && (!bStrict || (bStrict && (nTempValue <= nReference))))
      72             :         {
      73             :             // #91317# no progress bar with values > 100%
      74        4212 :             if (nTempValue > nReference)
      75             :             {
      76         200 :                 if (!bRepeat)
      77           0 :                     nValue = nReference;
      78             :                 else
      79             :                 {
      80         200 :                     xStatusIndicator->reset();
      81         200 :                     nValue = 0;
      82             :                 }
      83             :             }
      84             :             else
      85        4012 :                 nValue = nTempValue;
      86             : 
      87        4212 :             double fValue(nValue);
      88        4212 :             double fNewValue ((fValue * nRange) / nReference);
      89             : 
      90        4212 :             xStatusIndicator->setValue((sal_Int32)fNewValue);
      91             : 
      92             :             // #95181# disabled, because we want to call setValue very often to enable a good reschedule
      93             :         }
      94             : #ifdef DBG_UTIL
      95             :         else if (!bFailure)
      96             :         {
      97             :             OSL_FAIL("tried to set a wrong value on the progressbar");
      98             :             bFailure = true;
      99             :         }
     100             : #endif
     101             :     }
     102       13037 : }
     103             : 
     104             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */