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     //====================================================================
  38     //= OSelectAllDispatcher
  39     //====================================================================
  40     //--------------------------------------------------------------------
  41     OSelectAllDispatcher::OSelectAllDispatcher( EditView& _rView, const URL&  _rURL )
  42         :ORichTextFeatureDispatcher( _rView, _rURL )
  43     {
  44     }
  45
  46     //--------------------------------------------------------------------
  47     OSelectAllDispatcher::~OSelectAllDispatcher( )
  48     {
  49         if ( !isDisposed() )
  50         {
  51             acquire();
  52             dispose();
  53         }
  54     }
  55
  56     //--------------------------------------------------------------------
  57     void SAL_CALL OSelectAllDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& /*_rArguments*/ ) throw (RuntimeException)
  58     {
  59         ::osl::MutexGuard aGuard( m_aMutex );
  60         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OSelectAllDispatcher::dispatch: invalid URL!" );
  61         (void)_rURL;
  62
  63         checkDisposed();
  64
  65         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : NULL;
  66         OSL_ENSURE( pEngine, "OSelectAllDispatcher::dispatch: no edit engine - but not yet disposed?" );
  67         if ( !pEngine )
  68             return;
  69
  70         sal_Int32 nParagraphs = pEngine->GetParagraphCount();
  71         if ( nParagraphs )
  72         {
  73             sal_Int32 nLastParaNumber = nParagraphs - 1;
  74             xub_StrLen nParaLen = pEngine->GetTextLen( nLastParaNumber );
  75             getEditView()->SetSelection( ESelection( 0, 0, nLastParaNumber, nParaLen ) );
  76         }
  77     }
  78
  79     //--------------------------------------------------------------------
  80     FeatureStateEvent OSelectAllDispatcher::buildStatusEvent() const
  81     {
  82         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
  83         aEvent.IsEnabled = sal_True;
  84         return aEvent;
  85     }
  86
  87     //====================================================================
  88     //= OParagraphDirectionDispatcher
  89     //====================================================================
  90     //--------------------------------------------------------------------
  91     OParagraphDirectionDispatcher::OParagraphDirectionDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL,
  92             IMultiAttributeDispatcher* _pMasterDispatcher )
  93         :OAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
  94     {
  95     }
  96
  97     //--------------------------------------------------------------------
  98     FeatureStateEvent OParagraphDirectionDispatcher::buildStatusEvent() const
  99     {
 100         FeatureStateEvent aEvent( OAttributeDispatcher::buildStatusEvent() );
 101
 102         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : NULL;
 103         OSL_ENSURE( pEngine, "OParagraphDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 104         if ( pEngine && pEngine->IsVertical() )
 105             aEvent.IsEnabled = sal_False;
 106
 107         return aEvent;
 108     }
 109
 110     //====================================================================
 111     //= OTextDirectionDispatcher
 112     //====================================================================
 113     //--------------------------------------------------------------------
 114     OTextDirectionDispatcher::OTextDirectionDispatcher( EditView& _rView, const URL& _rURL )
 115         :ORichTextFeatureDispatcher( _rView, _rURL )
 116     {
 117     }
 118
 119     //--------------------------------------------------------------------
 120     void SAL_CALL OTextDirectionDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& /*_rArguments*/ ) throw (RuntimeException)
 121     {
 122         ::osl::MutexGuard aGuard( m_aMutex );
 123         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OTextDirectionDispatcher::dispatch: invalid URL!" );
 124         (void)_rURL;
 125
 126         checkDisposed();
 127
 128         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : NULL;
 129         OSL_ENSURE( pEngine, "OTextDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 130         if ( !pEngine )
 131             return;
 132
 133         pEngine->SetVertical( !pEngine->IsVertical() );
 134     }
 135
 136     //--------------------------------------------------------------------
 137     FeatureStateEvent OTextDirectionDispatcher::buildStatusEvent() const
 138     {
 139         FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
 140
 141         EditEngine* pEngine = getEditView() ? getEditView()->GetEditEngine() : NULL;
 142         OSL_ENSURE( pEngine, "OTextDirectionDispatcher::dispatch: no edit engine - but not yet disposed?" );
 143
 144         aEvent.IsEnabled = sal_True;
 145         aEvent.State <<= (sal_Bool)( pEngine && pEngine->IsVertical() );
 146
 147         return aEvent;
 148     }
 149
 150     //====================================================================
 151     //= OAsianFontLayoutDispatcher
 152     //====================================================================
 153     //--------------------------------------------------------------------
 154     OAsianFontLayoutDispatcher::OAsianFontLayoutDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL, IMultiAttributeDispatcher* _pMasterDispatcher )
 155         :OParametrizedAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
 156     {
 157     }
 158
 159     //--------------------------------------------------------------------
 160     const SfxPoolItem* OAsianFontLayoutDispatcher::convertDispatchArgsToItem( const Sequence< PropertyValue >& _rArguments )
 161     {
 162         // look for the "Enable" parameter
 163         const PropertyValue* pLookup = _rArguments.getConstArray();
 164         const PropertyValue* pLookupEnd = _rArguments.getConstArray() + _rArguments.getLength();
 165         while ( pLookup != pLookupEnd )
 166         {
 167             if ( pLookup->Name == "Enable" )
 168                 break;
 169             ++pLookup;
 170         }
 171         if ( pLookup != pLookupEnd )
 172         {
 173             sal_Bool bEnable = sal_True;
 174             OSL_VERIFY( pLookup->Value >>= bEnable );
 175             if ( m_nAttributeId == SID_ATTR_PARA_SCRIPTSPACE )
 176                 return new SvxScriptSpaceItem( bEnable, (WhichId)m_nAttributeId );
 177             return new SfxBoolItem( (WhichId)m_nAttributeId, bEnable );
 178         }
 179
 180         OSL_FAIL( "OAsianFontLayoutDispatcher::convertDispatchArgsToItem: did not find the one and only argument!" );
 181         return NULL;
 182     }
 183
 184 //........................................................................
 185 }   // namespace frm
 186 //........................................................................
 187
 188 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */