basic/source/runtime/comenumwrapper.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 "comenumwrapper.hxx"
  21
  22 using namespace ::com::sun::star;
  23
  24 sal_Bool SAL_CALL ComEnumerationWrapper::hasMoreElements()
  25     throw ( uno::RuntimeException, std::exception )
  26 {
  27     bool bResult = false;
  28
  29     try
  30     {
  31         if ( m_xInvocation.is() )
  32         {
  33             sal_Int32 nLength = 0;
  34             bResult = ( ( m_xInvocation->getValue( OUString("length" ) ) >>= nLength ) && nLength > m_nCurInd );
  35         }
  36     }
  37     catch(const uno::Exception& )
  38     {}
  39
  40     return bResult;
  41 }
  42
  43 uno::Any SAL_CALL ComEnumerationWrapper::nextElement()
  44     throw ( container::NoSuchElementException,
  45             lang::WrappedTargetException,
  46             uno::RuntimeException, std::exception )
  47 {
  48     try
  49     {
  50         if ( m_xInvocation.is() )
  51         {
  52             uno::Sequence< sal_Int16 > aNamedParamIndex;
  53             uno::Sequence< uno::Any > aNamedParam;
  54             uno::Sequence< uno::Any > aArgs( 1 );
  55
  56             aArgs[0] <<= m_nCurInd++;
  57
  58             return m_xInvocation->invoke( OUString("item"),
  59                                           aArgs,
  60                                           aNamedParamIndex,
  61                                           aNamedParam );
  62         }
  63     }
  64     catch(const uno::Exception& )
  65     {}
  66
  67     throw container::NoSuchElementException();
  68 }
  69
  70
  71 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */