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/editview.hxx>
  23 #include <svx/svxids.hrc>
  24 #include <editeng/scriptspaceitem.hxx>
  25
  26
  27 namespace frm
  28 {
  29
  30
  31     using namespace ::com::sun::star::uno;
  32     using namespace ::com::sun::star::lang;
  33     using namespace ::com::sun::star::util;
  34     using namespace ::com::sun::star::frame;
  35     using namespace ::com::sun::star::beans;
  36
  37     OSelectAllDispatcher::OSelectAllDispatcher( EditView& _rView, const URL&  _rURL )
  38         :ORichTextFeatureDispatcher( _rView, _rURL )
  39     {
  40     }
  41
  42
  43     OSelectAllDispatcher::~OSelectAllDispatcher( )
  44     {
  45         if ( !isDisposed() )
  46         {
  47             acquire();
  48             dispose();
  49         }
  50     }
  51
  52
  53     void SAL_CALL OSelectAllDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& /*_rArguments*/ )
  54         throw (RuntimeException,
  55                std::exception)
  56     {
  57         ::osl::MutexGuard aGuard( m_aMutex );
  58         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OSelectAllDispatcher::dispatch: invalid URL!" );
  59         (void)_rURL;
  60
  61         checkDisposed();
  62
  63         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
  64         OSL_ENSURE( pEngine, "OSelectAllDispatcher::dispatch: no edit engine - but not yet disposed?" );
  65         if ( !pEngine )
  66             return;
  67
  68         sal_Int32 nParagraphs = pEngine->GetParagraphCount();
  69         if ( nParagraphs )
  70         {
  71             sal_Int32 nLastParaNumber = nParagraphs - 1;
  72             sal_Int32 nParaLen = pEngine->GetTextLen( nLastParaNumber );
  73             getEditView()->SetSelection( ESelection( 0, 0, nLastParaNumber, nParaLen ) );
  74         }
  75     }
  76
  77
  78     FeatureStateEvent OSelectAllDispatcher::buildStatusEvent() const
  79     {
  80         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
  81         aEvent.IsEnabled = true;
  82         return aEvent;
  83     }
  84
  85     OParagraphDirectionDispatcher::OParagraphDirectionDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL,
  86             IMultiAttributeDispatcher* _pMasterDispatcher )
  87         :OAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
  88     {
  89     }
  90
  91
  92     FeatureStateEvent OParagraphDirectionDispatcher::buildStatusEvent() const
  93     {
  94         FeatureStateEvent aEvent( OAttributeDispatcher::buildStatusEvent() );
  95
  96         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
  97         OSL_ENSURE( pEngine, "OParagraphDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
  98         if ( pEngine && pEngine->IsVertical() )
  99             aEvent.IsEnabled = false;
 100
 101         return aEvent;
 102     }
 103
 104     OTextDirectionDispatcher::OTextDirectionDispatcher( EditView& _rView, const URL& _rURL )
 105         :ORichTextFeatureDispatcher( _rView, _rURL )
 106     {
 107     }
 108
 109
 110     void SAL_CALL OTextDirectionDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& /*_rArguments*/ ) throw (RuntimeException, std::exception)
 111     {
 112         ::osl::MutexGuard aGuard( m_aMutex );
 113         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OTextDirectionDispatcher::dispatch: invalid URL!" );
 114         (void)_rURL;
 115
 116         checkDisposed();
 117
 118         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
 119         OSL_ENSURE( pEngine, "OTextDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 120         if ( !pEngine )
 121             return;
 122
 123         pEngine->SetVertical( !pEngine->IsVertical() );
 124     }
 125
 126
 127     FeatureStateEvent OTextDirectionDispatcher::buildStatusEvent() const
 128     {
 129         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
 130
 131         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : nullptr;
 132         OSL_ENSURE( pEngine, "OTextDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 133
 134         aEvent.IsEnabled = true;
 135         aEvent.State <<= pEngine && pEngine->IsVertical();
 136
 137         return aEvent;
 138     }
 139
 140     OAsianFontLayoutDispatcher::OAsianFontLayoutDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL, IMultiAttributeDispatcher* _pMasterDispatcher )
 141         :OParametrizedAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
 142     {
 143     }
 144
 145
 146     const SfxPoolItem* OAsianFontLayoutDispatcher::convertDispatchArgsToItem( const Sequence< PropertyValue >& _rArguments )
 147     {
 148         // look for the "Enable" parameter
 149         const PropertyValue* pLookup = _rArguments.getConstArray();
 150         const PropertyValue* pLookupEnd = _rArguments.getConstArray() + _rArguments.getLength();
 151         while ( pLookup != pLookupEnd )
 152         {
 153             if ( pLookup->Name == "Enable" )
 154                 break;
 155             ++pLookup;
 156         }
 157         if ( pLookup != pLookupEnd )
 158         {
 159             bool bEnable = true;
 160             OSL_VERIFY( pLookup->Value >>= bEnable );
 161             if ( m_nAttributeId == SID_ATTR_PARA_SCRIPTSPACE )
 162                 return new SvxScriptSpaceItem( bEnable, (WhichId)m_nAttributeId );
 163             return new SfxBoolItem( (WhichId)m_nAttributeId, bEnable );
 164         }
 165
 166         OSL_FAIL( "OAsianFontLayoutDispatcher::convertDispatchArgsToItem: did not find the one and only argument!" );
 167         return nullptr;
 168     }
 169
 170
 171 }   // namespace frm
 172
 173
 174 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */