sc/source/core/tool/addinlis.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/objsh.hxx>
  21 #include <utility>
  22 #include <vcl/svapp.hxx>
  23
  24 #include <addinlis.hxx>
  25 #include <miscuno.hxx>
  26 #include <document.hxx>
  27 #include <docsh.hxx>
  28 #include <brdcst.hxx>
  29
  30 #include <com/sun/star/sheet/XVolatileResult.hpp>
  31
  32 using namespace com::sun::star;
  33
  34 SC_SIMPLE_SERVICE_INFO( ScAddInListener, u"ScAddInListener"_ustr, u"stardiv.one.sheet.AddInListener"_ustr )
  35
  36 ::std::vector<rtl::Reference<ScAddInListener>> ScAddInListener::aAllListeners;
  37
  38 ScAddInListener* ScAddInListener::CreateListener(
  39                         const uno::Reference<sheet::XVolatileResult>& xVR, ScDocument* pDoc )
  40 {
  41     rtl::Reference<ScAddInListener> xNew = new ScAddInListener( xVR, pDoc );
  42
  43     aAllListeners.push_back( xNew );
  44
  45     if ( xVR.is() )
  46         xVR->addResultListener( xNew ); // after at least 1 ref exists!
  47
  48     return xNew.get();
  49 }
  50
  51 ScAddInListener::ScAddInListener( uno::Reference<sheet::XVolatileResult> xVR, ScDocument* pDoc ) :
  52     xVolRes(std::move( xVR )),
  53     pDocs( new ScAddInDocs )
  54 {
  55     pDocs->insert( pDoc );
  56 }
  57
  58 ScAddInListener::~ScAddInListener()
  59 {
  60 }
  61
  62 ScAddInListener* ScAddInListener::Get( const uno::Reference<sheet::XVolatileResult>& xVR )
  63 {
  64     ScAddInListener* pLst = nullptr;
  65     sheet::XVolatileResult* pComp = xVR.get();
  66
  67     for (auto const& listener : aAllListeners)
  68     {
  69         if ( pComp == listener->xVolRes.get() )
  70         {
  71             pLst = listener.get();
  72             break;
  73         }
  74     }
  75     return pLst;
  76 }
  77
  78 //TODO: move to some container object?
  79 void ScAddInListener::RemoveDocument( ScDocument* pDocumentP )
  80 {
  81     auto iter = aAllListeners.begin();
  82     while(iter != aAllListeners.end())
  83     {
  84         ScAddInDocs* p = (*iter)->pDocs.get();
  85         ScAddInDocs::iterator iter2 = p->find( pDocumentP );
  86         if( iter2 != p->end() )
  87         {
  88             p->erase( iter2 );
  89             if ( p->empty() )
  90             {
  91                 if ( (*iter)->xVolRes.is() )
  92                     (*iter)->xVolRes->removeResultListener( *iter );
  93
  94                 iter = aAllListeners.erase( iter );
  95                 continue;
  96             }
  97         }
  98         ++iter;
  99     }
 100 }
 101
 102 // XResultListener
 103
 104 void SAL_CALL ScAddInListener::modified( const css::sheet::ResultEvent& aEvent )
 105 {
 106     SolarMutexGuard aGuard; //TODO: or generate a UserEvent
 107
 108     aResult = aEvent.Value; // store result
 109
 110     // notify document of changes
 111
 112     Broadcast( ScHint(SfxHintId::ScDataChanged, ScAddress()) );
 113
 114     for (auto const& pDoc : *pDocs)
 115     {
 116         pDoc->TrackFormulas();
 117         pDoc->GetDocumentShell()->Broadcast( SfxHint( SfxHintId::ScDataChanged ) );
 118     }
 119 }
 120
 121 // XEventListener
 122
 123 void SAL_CALL ScAddInListener::disposing( const css::lang::EventObject& /* Source */ )
 124 {
 125     // hold a ref so this is not deleted at removeResultListener
 126     uno::Reference<sheet::XResultListener> xKeepAlive( this );
 127
 128     if ( xVolRes.is() )
 129     {
 130         xVolRes->removeResultListener( this );
 131         xVolRes = nullptr;
 132     }
 133 }
 134
 135 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */