dbaccess/source/core/inc/ContainerMediator.hxx

   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 #pragma once
  20
  21 #include <com/sun/star/container/XContainerListener.hpp>
  22 #include <com/sun/star/container/XContainer.hpp>
  23 #include <com/sun/star/container/XNameAccess.hpp>
  24 #include <com/sun/star/beans/XPropertySet.hpp>
  25
  26 #include <cppuhelper/basemutex.hxx>
  27 #include <cppuhelper/implbase.hxx>
  28 #include <rtl/ref.hxx>
  29
  30 #include <map>
  31
  32 namespace dbaccess
  33 {
  34
  35     class OPropertyForward;
  36
  37     class OContainerMediator :   public ::cppu::BaseMutex
  38                                 ,public ::cppu::WeakImplHelper< css::container::XContainerListener >
  39     {
  40     private:
  41         typedef std::map< OUString, ::rtl::Reference< OPropertyForward > >  PropertyForwardList;
  42         PropertyForwardList                                   m_aForwardList;
  43         css::uno::Reference< css::container::XNameAccess >    m_xSettings;    // can not be weak
  44         css::uno::Reference< css::container::XContainer >     m_xContainer;   // can not be weak
  45
  46     protected:
  47         virtual ~OContainerMediator() override;
  48
  49     public:
  50         OContainerMediator(
  51             const css::uno::Reference< css::container::XContainer >& _xContainer,
  52             const css::uno::Reference< css::container::XNameAccess >& _xSettings
  53        );
  54
  55         virtual void SAL_CALL elementInserted( const css::container::ContainerEvent& _rEvent ) override;
  56         virtual void SAL_CALL elementRemoved( const css::container::ContainerEvent& _rEvent ) override;
  57         virtual void SAL_CALL elementReplaced( const css::container::ContainerEvent& _rEvent ) override;
  58         virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override;
  59
  60         void notifyElementCreated(const OUString& _sElementName
  61                                 ,const css::uno::Reference< css::beans::XPropertySet>& _xElement);
  62
  63     private:
  64         /** cleans up the instance, by deregistering as listener at the containers,
  65             and resetting them to <NULL/>
  66         */
  67         void    impl_cleanup_nothrow();
  68
  69         /** initializes the properties of the given object from its counterpart in our settings container
  70         */
  71         void    impl_initSettings_nothrow(
  72                     const OUString& _rName,
  73                     const css::uno::Reference< css::beans::XPropertySet >& _rxDestination
  74                 );
  75     };
  76
  77 }   // namespace dbaccess
  78
  79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */