Line data    Source code

       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 "configinit.hxx"
      21             : 
      22             : #include "desktop.hrc"
      23             : #include "app.hxx"
      24             : #include <comphelper/processfactory.hxx>
      25             : #include <uno/current_context.hxx>
      26             : #include <cppuhelper/implbase1.hxx>
      27             : #include <rtl/ustrbuf.hxx>
      28             : #include <osl/diagnose.h>
      29             : #include <stdio.h>
      30             : #include <com/sun/star/task/InteractionHandler.hpp>
      31             : 
      32             : 
      33             : 
      34             : namespace uno           = ::com::sun::star::uno;
      35             : namespace lang          = ::com::sun::star::lang;
      36             : using uno::UNO_QUERY;
      37             : 
      38             : 
      39             : 
      40             : // must be aligned with configmgr/source/misc/configinteractionhandler
      41             : static char const CONFIG_ERROR_HANDLER[] = "configuration.interaction-handler";
      42             : 
      43             : 
      44             : 
      45             : // ConfigurationErrorHandler
      46             : 
      47             : 
      48             : namespace
      49             : {
      50             :     typedef uno::Reference< uno::XCurrentContext > CurrentContext;
      51           0 :     class SimpleCurrentContext : public cppu::WeakImplHelper1< uno::XCurrentContext >
      52             :     {
      53             :         CurrentContext m_xChainedContext;
      54             :     public:
      55             :         explicit
      56           0 :         SimpleCurrentContext(const CurrentContext & xChainedContext)
      57           0 :         : m_xChainedContext(xChainedContext)
      58           0 :         {}
      59             : 
      60           0 :         void install()      { uno::setCurrentContext(this); }
      61           0 :         void deinstall()    { uno::setCurrentContext(m_xChainedContext); }
      62             : 
      63           0 :         uno::Any getChainedValueByName( OUString const & aName) const
      64             :         {
      65           0 :             return m_xChainedContext.is()
      66           0 :                             ? m_xChainedContext->getValueByName(aName)
      67           0 :                             : uno::Any();
      68             :         }
      69             : 
      70             :         // XCurrentContext
      71             :         virtual uno::Any SAL_CALL
      72             :             getValueByName( OUString const & aName)
      73             :                 throw (uno::RuntimeException, std::exception) SAL_OVERRIDE;
      74             :     };
      75             : 
      76             :     uno::Any SAL_CALL
      77           0 :         SimpleCurrentContext::getValueByName( OUString const & aName)
      78             :             throw (uno::RuntimeException, std::exception)
      79             :     {
      80           0 :         return getChainedValueByName(aName);
      81             :     }
      82             : 
      83             : }
      84             : 
      85             : 
      86             : class ConfigurationErrorHandler::Context : public SimpleCurrentContext
      87             : {
      88             : public:
      89           0 :     Context()
      90           0 :     : SimpleCurrentContext( uno::getCurrentContext() )
      91             :     {
      92           0 :     }
      93             : 
      94           0 :     virtual ~Context()
      95           0 :     {
      96           0 :     }
      97             : 
      98             :     // XCurrentContext
      99             :     virtual uno::Any SAL_CALL
     100             :         getValueByName( OUString const & aName)
     101             :             throw (uno::RuntimeException, std::exception) SAL_OVERRIDE;
     102             : 
     103             : private:
     104             :     InteractionHandler  m_xHandler;
     105             : };
     106             : 
     107             : 
     108           0 : uno::Any SAL_CALL ConfigurationErrorHandler::Context::getValueByName( OUString const & aName)
     109             :         throw (uno::RuntimeException, std::exception)
     110             : {
     111           0 :     if ( aName == CONFIG_ERROR_HANDLER )
     112             :     {
     113           0 :         if ( !m_xHandler.is() )
     114           0 :             m_xHandler = ConfigurationErrorHandler::getDefaultInteractionHandler();
     115           0 :         return uno::Any( m_xHandler );
     116             :     }
     117           0 :     return SimpleCurrentContext::getValueByName( aName );
     118             : }
     119             : 
     120             : 
     121           0 : ConfigurationErrorHandler::~ConfigurationErrorHandler()
     122             : {
     123           0 :     deactivate();
     124           0 : }
     125             : 
     126             : 
     127             : /// installs the handler into the current context
     128           0 : void ConfigurationErrorHandler::activate()
     129             : {
     130           0 :     if (!m_pContext)
     131             :     {
     132           0 :         m_pContext = new Context;
     133           0 :         m_pContext->acquire();
     134             :     }
     135           0 :     m_pContext->install();
     136           0 : }
     137             : 
     138             : 
     139             : /// deinstalls the handler from the current context, restoring the previous context
     140           0 : void ConfigurationErrorHandler::deactivate()
     141             : {
     142           0 :     if (m_pContext)
     143             :     {
     144           0 :         m_pContext->deinstall();
     145           0 :         m_pContext->release();
     146           0 :         m_pContext = 0;
     147             :     }
     148           0 : }
     149             : 
     150             : 
     151           0 : ConfigurationErrorHandler::InteractionHandler ConfigurationErrorHandler::getDefaultInteractionHandler()
     152             : {
     153           0 :     uno::Reference< uno::XComponentContext > xContext = ::comphelper::getProcessComponentContext();
     154           0 :     InteractionHandler xHandler( com::sun::star::task::InteractionHandler::createWithParent(xContext, 0), UNO_QUERY );
     155           0 :     return xHandler;
     156             : }
     157             : 
     158             : 
     159             : 
     160             : 
     161             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */