forms/source/richtext/attributedispatcher.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 "attributedispatcher.hxx"
  21
  22 #include <editeng/editview.hxx>
  23 #include <sal/log.hxx>
  24 #include <osl/diagnose.h>
  25
  26
  27 namespace frm
  28 {
  29
  30
  31     using namespace ::com::sun::star::uno;
  32     using namespace ::com::sun::star::frame;
  33     using namespace ::com::sun::star::lang;
  34     using namespace ::com::sun::star::util;
  35     using namespace ::com::sun::star::beans;
  36
  37     OAttributeDispatcher::OAttributeDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL,
  38             IMultiAttributeDispatcher* _pMasterDispatcher )
  39         :ORichTextFeatureDispatcher( _rView, _rURL )
  40         ,m_pMasterDispatcher( _pMasterDispatcher )
  41         ,m_nAttributeId( _nAttributeId )
  42     {
  43         OSL_ENSURE( m_pMasterDispatcher, "OAttributeDispatcher::OAttributeDispatcher: invalid master dispatcher!" );
  44     }
  45
  46
  47     OAttributeDispatcher::~OAttributeDispatcher( )
  48     {
  49         acquire();
  50         dispose();
  51     }
  52
  53
  54     void OAttributeDispatcher::disposing( ::osl::ClearableMutexGuard& _rClearBeforeNotify )
  55     {
  56         m_pMasterDispatcher = nullptr;
  57         ORichTextFeatureDispatcher::disposing( _rClearBeforeNotify );
  58     }
  59
  60
  61     void OAttributeDispatcher::fillFeatureEventFromAttributeState( FeatureStateEvent& _rEvent, const AttributeState& _rState ) const
  62     {
  63         if ( _rState.eSimpleState == eChecked )
  64             _rEvent.State <<= true;
  65         else if ( _rState.eSimpleState == eUnchecked )
  66             _rEvent.State <<= false;
  67     }
  68
  69
  70     FeatureStateEvent OAttributeDispatcher::buildStatusEvent() const
  71     {
  72         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
  73         aEvent.IsEnabled = getEditView() && !getEditView()->IsReadOnly();
  74
  75         AttributeState aState;
  76         if ( m_pMasterDispatcher )
  77             aState = m_pMasterDispatcher->getState( m_nAttributeId );
  78
  79         fillFeatureEventFromAttributeState( aEvent, aState );
  80
  81         return aEvent;
  82     }
  83
  84
  85     void SAL_CALL OAttributeDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& _rArguments )
  86     {
  87         ::osl::MutexGuard aGuard( m_aMutex );
  88
  89         checkDisposed();
  90
  91         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OAttributeDispatcher::dispatch: invalid URL!" );
  92         SAL_WARN_IF( _rArguments.hasElements(), "forms.richtext",
  93                 "OAttributeDispatcher::dispatch: found arguments, but can't handle arguments at all"
  94                 " (URL: " << _rURL.Complete << ")");
  95
  96         if ( m_pMasterDispatcher )
  97             m_pMasterDispatcher->executeAttribute( m_nAttributeId, nullptr );
  98     }
  99
 100
 101     void OAttributeDispatcher::onAttributeStateChanged( AttributeId _nAttributeId )
 102     {
 103         OSL_ENSURE( _nAttributeId == m_nAttributeId, "OAttributeDispatcher::onAttributeStateChanged: wrong attribute!" );
 104
 105         FeatureStateEvent aEvent( buildStatusEvent() );
 106         ::comphelper::OInterfaceIteratorHelper2 aIter( getStatusListeners() );
 107         while ( aIter.hasMoreElements() )
 108             doNotify( static_cast< XStatusListener* >( aIter.next() ), aEvent );
 109     }
 110
 111
 112 }   // namespace frm
 113
 114
 115 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */