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 <vcl/svapp.hxx>
  22
  23 #include "addinlis.hxx"
  24 #include "miscuno.hxx"
  25 #include "document.hxx"
  26 #include "brdcst.hxx"
  27 #include "sc.hrc"
  28
  29 using namespace com::sun::star;
  30
  31 SC_SIMPLE_SERVICE_INFO( ScAddInListener, "ScAddInListener", "stardiv.one.sheet.AddInListener" )
  32
  33 ::std::list<ScAddInListener*> ScAddInListener::aAllListeners;
  34
  35 ScAddInListener* ScAddInListener::CreateListener(
  36                         uno::Reference<sheet::XVolatileResult> xVR, ScDocument* pDoc )
  37 {
  38     ScAddInListener* pNew = new ScAddInListener( xVR, pDoc );
  39
  40     pNew->acquire(); // for aAllListeners
  41     aAllListeners.push_back( pNew );
  42
  43     if ( xVR.is() )
  44         xVR->addResultListener( pNew ); // after at least 1 ref exists!
  45
  46     return pNew;
  47 }
  48
  49 ScAddInListener::ScAddInListener( uno::Reference<sheet::XVolatileResult> xVR, ScDocument* pDoc ) :
  50     xVolRes( xVR )
  51 {
  52     pDocs = new ScAddInDocs();
  53     pDocs->insert( pDoc );
  54 }
  55
  56 ScAddInListener::~ScAddInListener()
  57 {
  58     delete pDocs;
  59 }
  60
  61 ScAddInListener* ScAddInListener::Get( uno::Reference<sheet::XVolatileResult> xVR )
  62 {
  63     ScAddInListener* pLst = NULL;
  64     sheet::XVolatileResult* pComp = xVR.get();
  65
  66     for(::std::list<ScAddInListener*>::iterator iter = aAllListeners.begin(); iter != aAllListeners.end(); ++iter)
  67     {
  68         if ( pComp == (sheet::XVolatileResult*)(*iter)->xVolRes.get() )
  69         {
  70             pLst = *iter;
  71             break;
  72         }
  73     }
  74     return pLst;
  75 }
  76
  77 //TODO: move to some container object?
  78 void ScAddInListener::RemoveDocument( ScDocument* pDocumentP )
  79 {
  80     ::std::list<ScAddInListener*>::iterator iter = aAllListeners.begin();
  81     while(iter != aAllListeners.end())
  82     {
  83         ScAddInDocs* p = (*iter)->pDocs;
  84         ScAddInDocs::iterator iter2 = p->find( pDocumentP );
  85         if( iter2 != p->end() )
  86         {
  87             p->erase( iter2 );
  88             if ( p->empty() )
  89             {
  90                 if ( (*iter)->xVolRes.is() )
  91                     (*iter)->xVolRes->removeResultListener( *iter );
  92
  93                 (*iter)->release(); // Ref for aAllListeners - pLst may be deleted here
  94
  95                 // this AddIn is no longer used
  96                 // dont delete, just remove the ref for the list
  97
  98                 iter = aAllListeners.erase( iter );
  99                 continue;
 100             }
 101         }
 102         ++iter;
 103     }
 104 }
 105
 106 // XResultListener
 107
 108 void SAL_CALL ScAddInListener::modified( const ::com::sun::star::sheet::ResultEvent& aEvent )
 109                                 throw(::com::sun::star::uno::RuntimeException, std::exception)
 110 {
 111     SolarMutexGuard aGuard; //TODO: or generate a UserEvent
 112
 113     aResult = aEvent.Value; // store result
 114
 115     // notify document of changes
 116
 117     Broadcast( ScHint(SC_HINT_DATACHANGED, ScAddress()) );
 118
 119     for ( ScAddInDocs::iterator it = pDocs->begin(); it != pDocs->end(); ++it )
 120     {
 121         ScDocument* pDoc = *it;
 122         pDoc->TrackFormulas();
 123         pDoc->GetDocumentShell()->Broadcast( SfxSimpleHint( FID_DATACHANGED ) );
 124     }
 125 }
 126
 127 // XEventListener
 128
 129 void SAL_CALL ScAddInListener::disposing( const ::com::sun::star::lang::EventObject& /* Source */ )
 130                                 throw(::com::sun::star::uno::RuntimeException, std::exception)
 131 {
 132     // hold a ref so this is not deleted at removeResultListener
 133     uno::Reference<sheet::XResultListener> xRef( this );
 134
 135     if ( xVolRes.is() )
 136     {
 137         xVolRes->removeResultListener( this );
 138         xVolRes = NULL;
 139     }
 140 }
 141
 142 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */