sfx2/source/doc/sfxmodelfactory.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 #include <sfx2/sfxmodelfactory.hxx>
  21
  22 #include <com/sun/star/lang/XServiceInfo.hpp>
  23 #include <com/sun/star/beans/NamedValue.hpp>
  24 #include <com/sun/star/lang/XInitialization.hpp>
  25 #include <com/sun/star/lang/XSingleServiceFactory.hpp>
  26 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  27 #include <com/sun/star/uno/XComponentContext.hpp>
  28
  29 #include <comphelper/namedvaluecollection.hxx>
  30 #include <cppuhelper/implbase.hxx>
  31 #include <cppuhelper/supportsservice.hxx>
  32
  33 #include <osl/diagnose.h>
  34
  35 #include <algorithm>
  36
  37
  38 namespace sfx2
  39 {
  40
  41
  42     using ::com::sun::star::uno::Reference;
  43     using ::com::sun::star::uno::XInterface;
  44     using ::com::sun::star::uno::UNO_QUERY;
  45     using ::com::sun::star::uno::Any;
  46     using ::com::sun::star::lang::XMultiServiceFactory;
  47     using ::com::sun::star::uno::Sequence;
  48     using ::com::sun::star::lang::XSingleServiceFactory;
  49     using ::com::sun::star::lang::XServiceInfo;
  50     using ::com::sun::star::beans::NamedValue;
  51     using ::com::sun::star::beans::PropertyValue;
  52     using ::com::sun::star::lang::XInitialization;
  53
  54
  55
  56     namespace
  57     {
  58         struct IsSpecialArgument
  59         {
  60             static bool isSpecialArgumentName( const OUString& _rValueName )
  61             {
  62                 return  _rValueName == "EmbeddedObject" || _rValueName == "EmbeddedScriptSupport" || _rValueName == "DocumentRecoverySupport";
  63             }
  64
  65             bool operator()( const Any& _rArgument ) const
  66             {
  67                 NamedValue aNamedValue;
  68                 if ( ( _rArgument >>= aNamedValue ) && isSpecialArgumentName( aNamedValue.Name ) )
  69                     return true;
  70                 PropertyValue aPropertyValue;
  71                 return ( _rArgument >>= aPropertyValue ) && isSpecialArgumentName( aPropertyValue.Name );
  72             }
  73         };
  74     }
  75
  76
  77     css::uno::Reference<css::uno::XInterface> createSfxModelInstance(
  78         const css::uno::Sequence<css::uno::Any> & _rArguments,
  79         std::function<css::uno::Reference<css::uno::XInterface>(SfxModelFlags)> creationFunc)
  80     {
  81         ::comphelper::NamedValueCollection aArgs( _rArguments );
  82         const bool bEmbeddedObject = aArgs.getOrDefault( "EmbeddedObject", false );
  83         const bool bScriptSupport = aArgs.getOrDefault( "EmbeddedScriptSupport", true );
  84         const bool bDocRecoverySupport = aArgs.getOrDefault( "DocumentRecoverySupport", true );
  85
  86         SfxModelFlags nCreationFlags =
  87                 ( bEmbeddedObject ? SfxModelFlags::EMBEDDED_OBJECT : SfxModelFlags::NONE )
  88             |   ( bScriptSupport ? SfxModelFlags::NONE : SfxModelFlags::DISABLE_EMBEDDED_SCRIPTS )
  89             |   ( bDocRecoverySupport ? SfxModelFlags::NONE : SfxModelFlags::DISABLE_DOCUMENT_RECOVERY );
  90
  91         Reference< XInterface > xInstance( creationFunc(nCreationFlags ) );
  92
  93         // to mimic the behaviour of the default factory's createInstanceWithArguments, we initialize
  94         // the object with the given arguments, stripped by the three special ones
  95         Sequence< Any > aStrippedArguments( _rArguments.getLength() );
  96         Any* pStrippedArgs = aStrippedArguments.getArray();
  97         Any* pStrippedArgsEnd = ::std::remove_copy_if(
  98             _rArguments.begin(),
  99             _rArguments.end(),
 100             pStrippedArgs,
 101             IsSpecialArgument()
 102         );
 103         aStrippedArguments.realloc( pStrippedArgsEnd - pStrippedArgs );
 104
 105         if ( aStrippedArguments.hasElements() )
 106         {
 107             Reference< XInitialization > xModelInit( xInstance, UNO_QUERY );
 108             OSL_ENSURE( xModelInit.is(), "SfxModelFactory::createInstanceWithArguments: no XInitialization!" );
 109             if ( xModelInit.is() )
 110                 xModelInit->initialize( aStrippedArguments );
 111         }
 112
 113         return xInstance;
 114     }
 115
 116
 117 } // namespace sfx2
 118
 119 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */