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       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             : #ifndef _COMPHELPER_ENUMHELPER_HXX_
      21             : #define _COMPHELPER_ENUMHELPER_HXX_
      22             : 
      23             : #include <vector>
      24             : #include <com/sun/star/container/XNameAccess.hpp>
      25             : #include <com/sun/star/container/XEnumeration.hpp>
      26             : #include <com/sun/star/container/XIndexAccess.hpp>
      27             : #include <com/sun/star/lang/XEventListener.hpp>
      28             : #include <cppuhelper/implbase1.hxx>
      29             : #include <cppuhelper/implbase2.hxx>
      30             : #include <osl/mutex.hxx>
      31             : #include "comphelper/comphelperdllapi.h"
      32             : 
      33             : //.........................................................................
      34             : namespace comphelper
      35             : {
      36             : //.........................................................................
      37             : 
      38             :     namespace starcontainer     = ::com::sun::star::container;
      39             :     namespace staruno           = ::com::sun::star::uno;
      40             :     namespace starlang          = ::com::sun::star::lang;
      41             : 
      42             : //==================================================================
      43             : //= OEnumerationLock
      44             : //==================================================================
      45        9790 : struct OEnumerationLock
      46             : {
      47             :     public:
      48             :         ::osl::Mutex m_aLock;
      49             : };
      50             : 
      51             : //==================================================================
      52             : //= OEnumerationByName
      53             : //==================================================================
      54             : /** provides an <type scope="com.sun.star.container">XEnumeration</type> access based
      55             :     on an object implementing the <type scope="com.sun.star.container">XNameAccess</type> interface
      56             : */
      57             : class COMPHELPER_DLLPUBLIC OEnumerationByName : private OEnumerationLock
      58             :                          , public ::cppu::WeakImplHelper2< starcontainer::XEnumeration ,
      59             :                                                            starlang::XEventListener    >
      60             : {
      61             :     staruno::Sequence< ::rtl::OUString >                m_aNames;
      62             :     sal_Int32                                           m_nPos;
      63             :     staruno::Reference< starcontainer::XNameAccess >    m_xAccess;
      64             :     sal_Bool                                            m_bListening;
      65             : 
      66             : public:
      67             :     OEnumerationByName(const staruno::Reference< starcontainer::XNameAccess >& _rxAccess);
      68             :     OEnumerationByName(const staruno::Reference< starcontainer::XNameAccess >& _rxAccess,
      69             :                        const staruno::Sequence< ::rtl::OUString >&             _aNames  );
      70             :     virtual ~OEnumerationByName();
      71             : 
      72             :     virtual sal_Bool SAL_CALL hasMoreElements(  ) throw(staruno::RuntimeException);
      73             :     virtual staruno::Any SAL_CALL nextElement(  )
      74             :         throw(starcontainer::NoSuchElementException, starlang::WrappedTargetException, staruno::RuntimeException);
      75             : 
      76             :     virtual void SAL_CALL disposing(const starlang::EventObject& aEvent) throw(staruno::RuntimeException);
      77             : 
      78             : private:
      79             :     COMPHELPER_DLLPRIVATE void impl_startDisposeListening();
      80             :     COMPHELPER_DLLPRIVATE void impl_stopDisposeListening();
      81             : };
      82             : 
      83             : //==================================================================
      84             : //= OEnumerationByIndex
      85             : //==================================================================
      86             : /** provides an <type scope="com.sun.star.container">XEnumeration</type> access based
      87             :     on an object implementing the <type scope="com.sun.star.container">XNameAccess</type> interface
      88             : */
      89             : class COMPHELPER_DLLPUBLIC OEnumerationByIndex : private OEnumerationLock
      90             :                           , public ::cppu::WeakImplHelper2< starcontainer::XEnumeration ,
      91             :                                                             starlang::XEventListener    >
      92             : {
      93             :     sal_Int32                                         m_nPos;
      94             :     staruno::Reference< starcontainer::XIndexAccess > m_xAccess;
      95             :     sal_Bool                                          m_bListening;
      96             : 
      97             : public:
      98             :     OEnumerationByIndex(const staruno::Reference< starcontainer::XIndexAccess >& _rxAccess);
      99             :     virtual ~OEnumerationByIndex();
     100             : 
     101             :     virtual sal_Bool SAL_CALL hasMoreElements(  ) throw(staruno::RuntimeException);
     102             :     virtual staruno::Any SAL_CALL nextElement(  )
     103             :         throw(starcontainer::NoSuchElementException, starlang::WrappedTargetException, staruno::RuntimeException);
     104             : 
     105             :     virtual void SAL_CALL disposing(const starlang::EventObject& aEvent) throw(staruno::RuntimeException);
     106             : 
     107             : private:
     108             :     COMPHELPER_DLLPRIVATE void impl_startDisposeListening();
     109             :     COMPHELPER_DLLPRIVATE void impl_stopDisposeListening();
     110             : };
     111             : 
     112             : //==================================================================
     113             : //= OAnyEnumeration
     114             : //==================================================================
     115             : /** provides an <type scope="com.sun.star.container">XEnumeration</type>
     116             :     for an outside set vector of Any's.
     117             : 
     118             : */
     119             : class COMPHELPER_DLLPUBLIC OAnyEnumeration : private OEnumerationLock
     120             :                                            , public  ::cppu::WeakImplHelper1< starcontainer::XEnumeration >
     121             : {
     122             :     sal_Int32                         m_nPos;
     123             :     staruno::Sequence< staruno::Any > m_lItems;
     124             : 
     125             : public:
     126             :     OAnyEnumeration(const staruno::Sequence< staruno::Any >& lItems);
     127             :     virtual ~OAnyEnumeration();
     128             : 
     129             :     virtual sal_Bool SAL_CALL hasMoreElements(  ) throw(staruno::RuntimeException);
     130             :     virtual staruno::Any SAL_CALL nextElement(  )
     131             :         throw(starcontainer::NoSuchElementException, starlang::WrappedTargetException, staruno::RuntimeException);
     132             : 
     133             : };
     134             : 
     135             : //.........................................................................
     136             : }
     137             : //... namespace comphelper .......................................................
     138             : 
     139             : #endif // _COMPHELPER_ENUMHELPER_HXX_
     140             : 
     141             : 
     142             : 
     143             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */