svl/source/misc/ownlist.cxx

   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 <ctype.h>
  21 #include <com/sun/star/beans/PropertyValues.hpp>
  22
  23 #include <svl/ownlist.hxx>
  24
  25 using namespace com::sun::star;
  26
  27
  28 static OUString parseString(const OUString & rCmd, sal_Int32 * pIndex)
  29 {
  30     OUString result;
  31
  32     if(rCmd[*pIndex] == '\"') {
  33         (*pIndex) ++;
  34
  35         sal_Int32 begin = *pIndex;
  36
  37         while(*pIndex < rCmd.getLength() && rCmd[(*pIndex) ++] != '\"') ;
  38
  39         result = rCmd.copy(begin, *pIndex - begin - 1);
  40     }
  41
  42     return result;
  43 }
  44
  45 static OUString parseWord(const OUString & rCmd, sal_Int32 * pIndex)
  46 {
  47     sal_Int32 begin = *pIndex;
  48
  49     while(*pIndex < rCmd.getLength()
  50           && !isspace(sal::static_int_cast<int>(rCmd[*pIndex]))
  51           && rCmd[*pIndex] != '=')
  52         (*pIndex) ++;
  53
  54     return rCmd.copy(begin, *pIndex - begin);
  55 }
  56
  57 static void eatSpace(const OUString & rCmd, sal_Int32 * pIndex)
  58 {
  59     while(*pIndex < rCmd.getLength() && isspace(sal::static_int_cast<int>(rCmd[*pIndex])))
  60         (*pIndex) ++;
  61 }
  62
  63 /**
  64  * Text is parsed and the single commands are added to the list.
  65  *
  66  * @returns bool  true
  67  *                The text was correctly parsed
  68                   false
  69                   The text was not parsed correctly
  70 */
  71 bool SvCommandList::AppendCommands
  72 (
  73  const OUString & rCmd,    /* This text is translated to commands */
  74  sal_Int32 * pEaten        /* Count of chars that have been read */
  75 )
  76 {
  77     sal_Int32 index = 0;
  78     while(index < rCmd.getLength())
  79     {
  80
  81         eatSpace(rCmd, &index);
  82         OUString name = (rCmd[index] == '\"') ? parseString(rCmd, &index) : parseWord(rCmd, &index);
  83
  84         eatSpace(rCmd, &index);
  85         OUString value;
  86         if(index < rCmd.getLength() && rCmd[index] == '=')
  87         {
  88             index ++;
  89
  90             eatSpace(rCmd, &index);
  91             value = (rCmd[index] == '\"') ? parseString(rCmd, &index) : parseWord(rCmd, &index);
  92         }
  93
  94         aCommandList.push_back( SvCommand(name, value));
  95     }
  96
  97     *pEaten = index;
  98
  99     return true;
 100 }
 101
 102 /**
 103  * An object of the type SvCommand is created and the list is
 104  * attached.
 105  *
 106  * @returns SvCommand & The created object
 107 */
 108 SvCommand & SvCommandList::Append
 109 (
 110  const OUString & rCommand,    /* The command */
 111  const OUString & rArg         /* The command's argument */
 112 )
 113 {
 114     aCommandList.push_back( SvCommand( rCommand, rArg ) );
 115     return aCommandList.back();
 116 }
 117
 118 bool SvCommandList::FillFromSequence( const com::sun::star::uno::Sequence < com::sun::star::beans::PropertyValue >& aCommandSequence )
 119 {
 120     const sal_Int32 nCount = aCommandSequence.getLength();
 121     OUString aCommand, aArg;
 122     OUString aApiArg;
 123     for( sal_Int32 nIndex=0; nIndex<nCount; nIndex++ )
 124     {
 125         aCommand = aCommandSequence[nIndex].Name;
 126         if( !( aCommandSequence[nIndex].Value >>= aApiArg ) )
 127             return false;
 128         aArg = aApiArg;
 129         Append( aCommand, aArg );
 130     }
 131
 132     return true;
 133 }
 134
 135 void SvCommandList::FillSequence( com::sun::star::uno::Sequence < com::sun::star::beans::PropertyValue >& aCommandSequence )
 136 {
 137     const sal_Int32 nCount = aCommandList.size();
 138     aCommandSequence.realloc( nCount );
 139     for( sal_Int32 nIndex = 0; nIndex < nCount; nIndex++ )
 140     {
 141         aCommandSequence[nIndex].Name = aCommandList[ nIndex ].GetCommand();
 142         aCommandSequence[nIndex].Handle = -1;
 143         aCommandSequence[nIndex].Value = uno::makeAny( aCommandList[ nIndex ].GetArgument() );
 144         aCommandSequence[nIndex].State = beans::PropertyState_DIRECT_VALUE;
 145     }
 146 }
 147
 148 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */