comphelper/source/misc/officerestartmanager.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 <com/sun/star/lang/XMultiComponentFactory.hpp>
  22 #include <com/sun/star/awt/XRequestCallback.hpp>
  23 #include <com/sun/star/frame/Desktop.hpp>
  24 #include <com/sun/star/beans/XPropertySet.hpp>
  25
  26 #include <cppuhelper/supportsservice.hxx>
  27 #include "officerestartmanager.hxx"
  28
  29 using namespace ::com::sun::star;
  30
  31 namespace comphelper
  32 {
  33
  34 // XRestartManager
  35
  36 void SAL_CALL OOfficeRestartManager::requestRestart( const uno::Reference< task::XInteractionHandler >& /* xInteractionHandler */ )
  37 {
  38     if ( !m_xContext.is() )
  39         throw uno::RuntimeException();
  40
  41     {
  42         std::unique_lock aGuard( m_aMutex );
  43
  44         // if the restart already running there is no need to trigger it again
  45         if ( m_bRestartRequested )
  46             return;
  47
  48         m_bRestartRequested = true;
  49
  50         // the office is still not initialized, no need to terminate, changing the state is enough
  51         if ( !m_bOfficeInitialized )
  52             return;
  53     }
  54
  55     // TODO: use InteractionHandler to report errors
  56     try
  57     {
  58         // register itself as a job that should be executed asynchronously
  59         uno::Reference< lang::XMultiComponentFactory > xFactory( m_xContext->getServiceManager(), uno::UNO_SET_THROW );
  60
  61         uno::Reference< awt::XRequestCallback > xRequestCallback(
  62             xFactory->createInstanceWithContext(
  63                  "com.sun.star.awt.AsyncCallback",
  64                  m_xContext ),
  65              uno::UNO_QUERY_THROW );
  66
  67         xRequestCallback->addCallback( this, uno::Any() );
  68     }
  69     catch ( uno::Exception& )
  70     {
  71         // the try to request restart has failed
  72         m_bRestartRequested = false;
  73     }
  74 }
  75
  76
  77 sal_Bool SAL_CALL OOfficeRestartManager::isRestartRequested( sal_Bool bOfficeInitialized )
  78 {
  79     std::unique_lock aGuard( m_aMutex );
  80
  81     if ( bOfficeInitialized && !m_bOfficeInitialized )
  82         m_bOfficeInitialized = bOfficeInitialized;
  83
  84     return m_bRestartRequested;
  85 }
  86
  87 // XCallback
  88
  89 void SAL_CALL OOfficeRestartManager::notify( const uno::Any& /* aData */ )
  90 {
  91     try
  92     {
  93         bool bSuccess = false;
  94
  95         if ( m_xContext.is() )
  96         {
  97             uno::Reference< frame::XDesktop2 > xDesktop = frame::Desktop::create(m_xContext);
  98
  99             // Turn Quickstarter veto off
 100             uno::Reference< beans::XPropertySet > xPropertySet( xDesktop, uno::UNO_QUERY_THROW );
 101             OUString aVetoPropName( "SuspendQuickstartVeto" );
 102             uno::Any aValue;
 103             aValue <<= true;
 104             xPropertySet->setPropertyValue( aVetoPropName, aValue );
 105
 106             try
 107             {
 108                 bSuccess = xDesktop->terminate();
 109             } catch( uno::Exception& )
 110             {}
 111
 112             if ( !bSuccess )
 113             {
 114                 aValue <<= false;
 115                 xPropertySet->setPropertyValue( aVetoPropName, aValue );
 116             }
 117         }
 118
 119         if ( !bSuccess )
 120             m_bRestartRequested = false;
 121     }
 122     catch( uno::Exception& )
 123     {
 124         // the try to restart has failed
 125         m_bRestartRequested = false;
 126     }
 127 }
 128
 129 // XServiceInfo
 130
 131 OUString SAL_CALL OOfficeRestartManager::getImplementationName()
 132 {
 133     return "com.sun.star.comp.task.OfficeRestartManager";
 134 }
 135
 136 sal_Bool SAL_CALL OOfficeRestartManager::supportsService( const OUString& aServiceName )
 137 {
 138     return cppu::supportsService(this, aServiceName);
 139 }
 140
 141 uno::Sequence< OUString > SAL_CALL OOfficeRestartManager::getSupportedServiceNames()
 142 {
 143     return { "com.sun.star.comp.task.OfficeRestartManager" };
 144 }
 145
 146 } // namespace comphelper
 147
 148
 149 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
 150 com_sun_star_comp_task_OfficeRestartManager(
 151     css::uno::XComponentContext *context,
 152     css::uno::Sequence<css::uno::Any> const &)
 153 {
 154     return cppu::acquire(new comphelper::OOfficeRestartManager(context));
 155 }
 156
 157 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */