svtools/source/config/itemholder2.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
  21 #include "itemholder2.hxx"
  22
  23 #include <osl/diagnose.h>
  24 #include <comphelper/processfactory.hxx>
  25 #include <com/sun/star/lang/XComponent.hpp>
  26 #include <com/sun/star/configuration/theDefaultProvider.hpp>
  27
  28 #include <svtools/accessibilityoptions.hxx>
  29 #include <svtools/colorcfg.hxx>
  30 #include <unotools/options.hxx>
  31 #include <svtools/miscopt.hxx>
  32 #include <comphelper/diagnose_ex.hxx>
  33 #include <rtl/ref.hxx>
  34
  35 namespace svtools {
  36
  37 ItemHolder2::ItemHolder2()
  38 {
  39     try
  40     {
  41         css::uno::Reference< css::uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
  42         css::uno::Reference< css::lang::XComponent > xCfg(
  43             css::configuration::theDefaultProvider::get( xContext ),
  44             css::uno::UNO_QUERY_THROW );
  45         xCfg->addEventListener(static_cast< css::lang::XEventListener* >(this));
  46     }
  47     catch(const css::uno::RuntimeException&)
  48     {
  49         throw;
  50     }
  51 #ifdef DBG_UTIL
  52     catch(const css::uno::Exception&)
  53     {
  54         static bool bMessage = true;
  55         if(bMessage)
  56         {
  57             bMessage = false;
  58             TOOLS_WARN_EXCEPTION( "svtools", "CreateInstance with arguments" );
  59         }
  60     }
  61 #else
  62     catch(css::uno::Exception&){}
  63 #endif
  64 }
  65
  66
  67 ItemHolder2::~ItemHolder2()
  68 {
  69     impl_releaseAllItems();
  70 }
  71
  72
  73 void ItemHolder2::holdConfigItem(EItem eItem)
  74 {
  75     static rtl::Reference<ItemHolder2> pHolder = new ItemHolder2();
  76     pHolder->impl_addItem(eItem);
  77 }
  78
  79
  80 void SAL_CALL ItemHolder2::disposing(const css::lang::EventObject&)
  81 {
  82     impl_releaseAllItems();
  83 }
  84
  85
  86 void ItemHolder2::impl_addItem(EItem eItem)
  87 {
  88     std::scoped_lock aLock(m_aLock);
  89
  90     for ( auto const & rInfo : m_lItems )
  91     {
  92         if (rInfo.eItem == eItem)
  93             return;
  94     }
  95
  96     TItemInfo aNewItem;
  97     aNewItem.eItem = eItem;
  98     impl_newItem(aNewItem);
  99     if (aNewItem.pItem)
 100         m_lItems.emplace_back(std::move(aNewItem));
 101 }
 102
 103
 104 void ItemHolder2::impl_releaseAllItems()
 105 {
 106     std::vector<TItemInfo> items;
 107     {
 108         std::scoped_lock aLock(m_aLock);
 109         items.swap(m_lItems);
 110     }
 111
 112     // items will be freed when the block exits
 113 }
 114
 115
 116 void ItemHolder2::impl_newItem(TItemInfo& rItem)
 117 {
 118     switch(rItem.eItem)
 119     {
 120         case EItem::AccessibilityOptions :
 121             rItem.pItem.reset( new SvtAccessibilityOptions() );
 122             break;
 123
 124         case EItem::ColorConfig :
 125             rItem.pItem.reset( new ::svtools::ColorConfig() );
 126             break;
 127
 128         case EItem::MiscOptions :
 129             rItem.pItem.reset( new SvtMiscOptions() );
 130             break;
 131
 132         default:
 133             OSL_ASSERT(false);
 134             break;
 135     }
 136 }
 137
 138 } // namespace svtools
 139
 140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */