chart2/source/controller/accessibility/AccessibleTextHelper.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 <sal/config.h>
  21
  22 #include <memory>
  23 #include <utility>
  24
  25 #include <AccessibleTextHelper.hxx>
  26 #include <DrawViewWrapper.hxx>
  27
  28 #include <vcl/svapp.hxx>
  29
  30 #include <svx/AccessibleTextHelper.hxx>
  31 #include <svx/unoshtxt.hxx>
  32 #include <toolkit/helper/vclunohelper.hxx>
  33 #include <vcl/window.hxx>
  34
  35 #include <com/sun/star/accessibility/AccessibleRole.hpp>
  36 #include <o3tl/make_unique.hxx>
  37 using namespace ::com::sun::star;
  38 using namespace ::com::sun::star::accessibility;
  39
  40 using ::com::sun::star::uno::Reference;
  41 using ::com::sun::star::uno::Sequence;
  42
  43 namespace chart
  44 {
  45
  46 AccessibleTextHelper::AccessibleTextHelper(
  47     DrawViewWrapper * pDrawViewWrapper ) :
  48         impl::AccessibleTextHelper_Base( m_aMutex ),
  49         m_pTextHelper( nullptr ),
  50         m_pDrawViewWrapper( pDrawViewWrapper )
  51 {}
  52
  53 AccessibleTextHelper::~AccessibleTextHelper()
  54 {
  55 }
  56
  57 // ____ XInitialization ____
  58 void SAL_CALL AccessibleTextHelper::initialize( const Sequence< uno::Any >& aArguments )
  59 {
  60     OUString aCID;
  61     Reference< XAccessible > xEventSource;
  62     Reference< awt::XWindow > xWindow;
  63
  64     if( aArguments.getLength() >= 3 )
  65     {
  66         aArguments[0] >>= aCID;
  67         aArguments[1] >>= xEventSource;
  68         aArguments[2] >>= xWindow;
  69     }
  70     OSL_ENSURE( !aCID.isEmpty(), "Empty CID" );
  71     OSL_ENSURE( xEventSource.is(), "Empty Event Source" );
  72     OSL_ENSURE( xWindow.is(), "Empty Window" );
  73     if( !xEventSource.is() || aCID.isEmpty() )
  74         return;
  75
  76     SolarMutexGuard aSolarGuard;
  77
  78     m_pTextHelper.reset();
  79
  80     VclPtr<vcl::Window> pWindow( VCLUnoHelper::GetWindow( xWindow ));
  81     if( pWindow )
  82     {
  83         SdrView * pView = m_pDrawViewWrapper;
  84         if( pView )
  85         {
  86             SdrObject * pTextObj = m_pDrawViewWrapper->getNamedSdrObject( aCID );
  87             if( pTextObj )
  88             {
  89                 m_pTextHelper.reset( new ::accessibility::AccessibleTextHelper(o3tl::make_unique<SvxTextEditSource>(*pTextObj, nullptr, *pView, *pWindow)) );
  90                 m_pTextHelper->SetEventSource( xEventSource );
  91             }
  92         }
  93     }
  94
  95     OSL_ENSURE( m_pTextHelper, "Couldn't create text helper" );
  96 }
  97
  98 // ____ XAccessibleContext ____
  99 ::sal_Int32 SAL_CALL AccessibleTextHelper::getAccessibleChildCount()
 100 {
 101     if( m_pTextHelper )
 102     {
 103         SolarMutexGuard aSolarGuard;
 104         return m_pTextHelper->GetChildCount();
 105     }
 106     return 0;
 107 }
 108
 109 Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleChild( ::sal_Int32 i )
 110 {
 111     if( m_pTextHelper )
 112     {
 113         SolarMutexGuard aSolarGuard;
 114         return m_pTextHelper->GetChild( i );
 115     }
 116     return Reference< XAccessible >();
 117 }
 118
 119 Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleParent()
 120 {
 121     OSL_FAIL( "Not implemented in this helper" );
 122     return Reference< XAccessible >();
 123 }
 124
 125 ::sal_Int32 SAL_CALL AccessibleTextHelper::getAccessibleIndexInParent()
 126 {
 127     OSL_FAIL( "Not implemented in this helper" );
 128     return -1;
 129 }
 130
 131 ::sal_Int16 SAL_CALL AccessibleTextHelper::getAccessibleRole()
 132 {
 133     OSL_FAIL( "Not implemented in this helper" );
 134     return AccessibleRole::UNKNOWN;
 135 }
 136
 137 OUString SAL_CALL AccessibleTextHelper::getAccessibleDescription()
 138 {
 139     OSL_FAIL( "Not implemented in this helper" );
 140     return OUString();
 141 }
 142
 143 OUString SAL_CALL AccessibleTextHelper::getAccessibleName()
 144 {
 145     OSL_FAIL( "Not implemented in this helper" );
 146     return OUString();
 147 }
 148
 149 Reference< XAccessibleRelationSet > SAL_CALL AccessibleTextHelper::getAccessibleRelationSet()
 150 {
 151     OSL_FAIL( "Not implemented in this helper" );
 152     return Reference< XAccessibleRelationSet >();
 153 }
 154
 155 Reference< XAccessibleStateSet > SAL_CALL AccessibleTextHelper::getAccessibleStateSet()
 156 {
 157     OSL_FAIL( "Not implemented in this helper" );
 158     return Reference< XAccessibleStateSet >();
 159 }
 160
 161 lang::Locale SAL_CALL AccessibleTextHelper::getLocale()
 162 {
 163     OSL_FAIL( "Not implemented in this helper" );
 164     return lang::Locale();
 165 }
 166
 167 } //  namespace chart
 168
 169 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */