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
  24 #include <AccessibleTextHelper.hxx>
  25 #include <DrawViewWrapper.hxx>
  26
  27 #include <vcl/svapp.hxx>
  28
  29 #include <svx/AccessibleTextHelper.hxx>
  30 #include <svx/unoshtxt.hxx>
  31 #include <toolkit/helper/vclunohelper.hxx>
  32 #include <vcl/window.hxx>
  33
  34 #include <com/sun/star/awt/XWindow.hpp>
  35 #include <com/sun/star/accessibility/AccessibleRole.hpp>
  36 #include <osl/diagnose.h>
  37
  38 using namespace ::com::sun::star;
  39 using namespace ::com::sun::star::accessibility;
  40
  41 using ::com::sun::star::uno::Reference;
  42
  43 namespace chart
  44 {
  45
  46 AccessibleTextHelper::AccessibleTextHelper(
  47     DrawViewWrapper * pDrawViewWrapper ) :
  48         m_pDrawViewWrapper( pDrawViewWrapper )
  49 {}
  50
  51 AccessibleTextHelper::~AccessibleTextHelper()
  52 {
  53 }
  54
  55 void AccessibleTextHelper::initialize( const OUString& aCID,
  56                                 const Reference< XAccessible >& xEventSource,
  57                                 const Reference< awt::XWindow >& xWindow )
  58 {
  59     OSL_ENSURE( !aCID.isEmpty(), "Empty CID" );
  60     OSL_ENSURE( xEventSource.is(), "Empty Event Source" );
  61     OSL_ENSURE( xWindow.is(), "Empty Window" );
  62     if( !xEventSource.is() || aCID.isEmpty() )
  63         return;
  64
  65     SolarMutexGuard aSolarGuard;
  66
  67     m_oTextHelper.reset();
  68
  69     VclPtr<vcl::Window> pWindow( VCLUnoHelper::GetWindow( xWindow ));
  70     if( pWindow )
  71     {
  72         SdrView * pView = m_pDrawViewWrapper;
  73         if( pView )
  74         {
  75             SdrObject * pTextObj = m_pDrawViewWrapper->getNamedSdrObject( aCID );
  76             if( pTextObj )
  77             {
  78                 m_oTextHelper.emplace( std::make_unique<SvxTextEditSource>(*pTextObj, nullptr, *pView, *pWindow->GetOutDev()) );
  79                 m_oTextHelper->SetEventSource( xEventSource );
  80             }
  81         }
  82     }
  83
  84     OSL_ENSURE( m_oTextHelper, "Couldn't create text helper" );
  85 }
  86
  87 // ____ XAccessibleContext ____
  88 sal_Int64 SAL_CALL AccessibleTextHelper::getAccessibleChildCount()
  89 {
  90     if( m_oTextHelper )
  91     {
  92         SolarMutexGuard aSolarGuard;
  93         return m_oTextHelper->GetChildCount();
  94     }
  95     return 0;
  96 }
  97
  98 Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleChild( sal_Int64 i )
  99 {
 100     if( m_oTextHelper )
 101     {
 102         SolarMutexGuard aSolarGuard;
 103         return m_oTextHelper->GetChild( i );
 104     }
 105     return Reference< XAccessible >();
 106 }
 107
 108 Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleParent()
 109 {
 110     OSL_FAIL( "Not implemented in this helper" );
 111     return Reference< XAccessible >();
 112 }
 113
 114 sal_Int64 SAL_CALL AccessibleTextHelper::getAccessibleIndexInParent()
 115 {
 116     OSL_FAIL( "Not implemented in this helper" );
 117     return -1;
 118 }
 119
 120 ::sal_Int16 SAL_CALL AccessibleTextHelper::getAccessibleRole()
 121 {
 122     OSL_FAIL( "Not implemented in this helper" );
 123     return AccessibleRole::UNKNOWN;
 124 }
 125
 126 OUString SAL_CALL AccessibleTextHelper::getAccessibleDescription()
 127 {
 128     OSL_FAIL( "Not implemented in this helper" );
 129     return OUString();
 130 }
 131
 132 OUString SAL_CALL AccessibleTextHelper::getAccessibleName()
 133 {
 134     OSL_FAIL( "Not implemented in this helper" );
 135     return OUString();
 136 }
 137
 138 Reference< XAccessibleRelationSet > SAL_CALL AccessibleTextHelper::getAccessibleRelationSet()
 139 {
 140     OSL_FAIL( "Not implemented in this helper" );
 141     return Reference< XAccessibleRelationSet >();
 142 }
 143
 144 sal_Int64 SAL_CALL AccessibleTextHelper::getAccessibleStateSet()
 145 {
 146     OSL_FAIL( "Not implemented in this helper" );
 147     return 0;
 148 }
 149
 150 lang::Locale SAL_CALL AccessibleTextHelper::getLocale()
 151 {
 152     OSL_FAIL( "Not implemented in this helper" );
 153     return lang::Locale();
 154 }
 155
 156 } //  namespace chart
 157
 158 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */