forms/source/richtext/specialdispatchers.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 "specialdispatchers.hxx"
  21 #include <editeng/editeng.hxx>
  22 #include <editeng/editids.hrc>
  23 #include <editeng/editview.hxx>
  24 #include <editeng/scriptspaceitem.hxx>
  25 #include <osl/diagnose.h>
  26
  27
  28 namespace frm
  29 {
  30
  31
  32     using namespace ::com::sun::star::uno;
  33     using namespace ::com::sun::star::lang;
  34     using namespace ::com::sun::star::util;
  35     using namespace ::com::sun::star::frame;
  36     using namespace ::com::sun::star::beans;
  37
  38     OSelectAllDispatcher::OSelectAllDispatcher( EditView& _rView, const URL&  _rURL )
  39         :ORichTextFeatureDispatcher( _rView, _rURL )
  40     {
  41     }
  42
  43
  44     OSelectAllDispatcher::~OSelectAllDispatcher( )
  45     {
  46         if ( !isDisposed() )
  47         {
  48             acquire();
  49             dispose();
  50         }
  51     }
  52
  53
  54     void SAL_CALL OSelectAllDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& /*_rArguments*/ )
  55     {
  56         ::osl::MutexGuard aGuard( m_aMutex );
  57         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OSelectAllDispatcher::dispatch: invalid URL!" );
  58
  59         checkDisposed();
  60
  61         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
  62         OSL_ENSURE( pEngine, "OSelectAllDispatcher::dispatch: no edit engine - but not yet disposed?" );
  63         if ( !pEngine )
  64             return;
  65
  66         sal_Int32 nParagraphs = pEngine->GetParagraphCount();
  67         if ( nParagraphs )
  68         {
  69             sal_Int32 nLastParaNumber = nParagraphs - 1;
  70             sal_Int32 nParaLen = pEngine->GetTextLen( nLastParaNumber );
  71             getEditView()->SetSelection( ESelection( 0, 0, nLastParaNumber, nParaLen ) );
  72         }
  73     }
  74
  75
  76     FeatureStateEvent OSelectAllDispatcher::buildStatusEvent() const
  77     {
  78         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
  79         aEvent.IsEnabled = true;
  80         return aEvent;
  81     }
  82
  83     OParagraphDirectionDispatcher::OParagraphDirectionDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL,
  84             IMultiAttributeDispatcher* _pMasterDispatcher )
  85         :OAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
  86     {
  87     }
  88
  89
  90     FeatureStateEvent OParagraphDirectionDispatcher::buildStatusEvent() const
  91     {
  92         FeatureStateEvent aEvent( OAttributeDispatcher::buildStatusEvent() );
  93
  94         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
  95         OSL_ENSURE( pEngine, "OParagraphDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
  96         if ( pEngine && pEngine->IsEffectivelyVertical() )
  97             aEvent.IsEnabled = false;
  98
  99         return aEvent;
 100     }
 101
 102     OTextDirectionDispatcher::OTextDirectionDispatcher( EditView& _rView, const URL& _rURL )
 103         :ORichTextFeatureDispatcher( _rView, _rURL )
 104     {
 105     }
 106
 107
 108     void SAL_CALL OTextDirectionDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& /*_rArguments*/ )
 109     {
 110         ::osl::MutexGuard aGuard( m_aMutex );
 111         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OTextDirectionDispatcher::dispatch: invalid URL!" );
 112
 113         checkDisposed();
 114
 115         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
 116         OSL_ENSURE( pEngine, "OTextDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 117         if ( !pEngine )
 118             return;
 119
 120         pEngine->SetVertical( !pEngine->IsEffectivelyVertical() );
 121     }
 122
 123
 124     FeatureStateEvent OTextDirectionDispatcher::buildStatusEvent() const
 125     {
 126         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
 127
 128         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
 129         OSL_ENSURE( pEngine, "OTextDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 130
 131         aEvent.IsEnabled = true;
 132         aEvent.State <<= pEngine && pEngine->IsEffectivelyVertical();
 133
 134         return aEvent;
 135     }
 136
 137     OAsianFontLayoutDispatcher::OAsianFontLayoutDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL, IMultiAttributeDispatcher* _pMasterDispatcher )
 138         :OParametrizedAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
 139     {
 140     }
 141
 142
 143     const SfxPoolItem* OAsianFontLayoutDispatcher::convertDispatchArgsToItem( const Sequence< PropertyValue >& _rArguments )
 144     {
 145         // look for the "Enable" parameter
 146         const PropertyValue* pLookup = _rArguments.getConstArray();
 147         const PropertyValue* pLookupEnd = _rArguments.getConstArray() + _rArguments.getLength();
 148         while ( pLookup != pLookupEnd )
 149         {
 150             if ( pLookup->Name == "Enable" )
 151                 break;
 152             ++pLookup;
 153         }
 154         if ( pLookup != pLookupEnd )
 155         {
 156             bool bEnable = true;
 157             OSL_VERIFY( pLookup->Value >>= bEnable );
 158             if ( m_nAttributeId == SID_ATTR_PARA_SCRIPTSPACE )
 159                 return new SvxScriptSpaceItem( bEnable, static_cast<WhichId>(m_nAttributeId) );
 160             return new SfxBoolItem( static_cast<WhichId>(m_nAttributeId), bEnable );
 161         }
 162
 163         OSL_FAIL( "OAsianFontLayoutDispatcher::convertDispatchArgsToItem: did not find the one and only argument!" );
 164         return nullptr;
 165     }
 166
 167
 168 }   // namespace frm
 169
 170
 171 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */