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 #include <osl/mutex.hxx>
  30
  31 #include <svx/AccessibleTextHelper.hxx>
  32 #include <svx/unoshtxt.hxx>
  33 #include <toolkit/helper/vclunohelper.hxx>
  34 #include <vcl/window.hxx>
  35
  36 #include <com/sun/star/accessibility/AccessibleRole.hpp>
  37
  38 using namespace ::com::sun::star;
  39 using namespace ::com::sun::star::accessibility;
  40
  41 using ::com::sun::star::uno::Reference;
  42 using ::com::sun::star::uno::Sequence;
  43
  44 namespace chart
  45 {
  46
  47 AccessibleTextHelper::AccessibleTextHelper(
  48     DrawViewWrapper * pDrawViewWrapper ) :
  49         impl::AccessibleTextHelper_Base( m_aMutex ),
  50         m_pTextHelper( 0 ),
  51         m_pDrawViewWrapper( pDrawViewWrapper )
  52 {}
  53
  54 AccessibleTextHelper::~AccessibleTextHelper()
  55 {
  56     if( m_pTextHelper )
  57         delete m_pTextHelper;
  58 }
  59
  60 // ____ XInitialization ____
  61 void SAL_CALL AccessibleTextHelper::initialize( const Sequence< uno::Any >& aArguments )
  62     throw (uno::Exception,
  63            uno::RuntimeException, std::exception)
  64 {
  65     OUString aCID;
  66     Reference< XAccessible > xEventSource;
  67     Reference< awt::XWindow > xWindow;
  68
  69     if( aArguments.getLength() >= 3 )
  70     {
  71         aArguments[0] >>= aCID;
  72         aArguments[1] >>= xEventSource;
  73         aArguments[2] >>= xWindow;
  74     }
  75     OSL_ENSURE( !aCID.isEmpty(), "Empty CID" );
  76     OSL_ENSURE( xEventSource.is(), "Empty Event Source" );
  77     OSL_ENSURE( xWindow.is(), "Empty Window" );
  78     if( !xEventSource.is() || aCID.isEmpty() )
  79         return;
  80
  81     SolarMutexGuard aSolarGuard;
  82
  83     delete m_pTextHelper;
  84
  85     vcl::Window* pWindow( VCLUnoHelper::GetWindow( xWindow ));
  86     if( pWindow )
  87     {
  88         SdrView * pView = m_pDrawViewWrapper;
  89         if( pView )
  90         {
  91             SdrObject * pTextObj = m_pDrawViewWrapper->getNamedSdrObject( aCID );
  92             if( pTextObj )
  93             {
  94                 std::unique_ptr<SvxEditSource> pEditSource(new SvxTextEditSource( *pTextObj, 0, *pView, *pWindow ));
  95                 m_pTextHelper = new ::accessibility::AccessibleTextHelper(std::move(pEditSource));
  96                 m_pTextHelper->SetEventSource( xEventSource );
  97             }
  98         }
  99     }
 100
 101     OSL_ENSURE( m_pTextHelper, "Couldn't create text helper" );
 102 }
 103
 104 // ____ XAccessibleContext ____
 105 ::sal_Int32 SAL_CALL AccessibleTextHelper::getAccessibleChildCount()
 106     throw (uno::RuntimeException, std::exception)
 107 {
 108     if( m_pTextHelper )
 109     {
 110         SolarMutexGuard aSolarGuard;
 111         return m_pTextHelper->GetChildCount();
 112     }
 113     return 0;
 114 }
 115
 116 Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleChild( ::sal_Int32 i )
 117     throw (lang::IndexOutOfBoundsException,
 118            uno::RuntimeException, std::exception)
 119 {
 120     if( m_pTextHelper )
 121     {
 122         SolarMutexGuard aSolarGuard;
 123         return m_pTextHelper->GetChild( i );
 124     }
 125     return Reference< XAccessible >();
 126 }
 127
 128 Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleParent()
 129     throw (uno::RuntimeException, std::exception)
 130 {
 131     OSL_FAIL( "Not implemented in this helper" );
 132     return Reference< XAccessible >();
 133 }
 134
 135 ::sal_Int32 SAL_CALL AccessibleTextHelper::getAccessibleIndexInParent()
 136     throw (uno::RuntimeException, std::exception)
 137 {
 138     OSL_FAIL( "Not implemented in this helper" );
 139     return -1;
 140 }
 141
 142 ::sal_Int16 SAL_CALL AccessibleTextHelper::getAccessibleRole()
 143     throw (uno::RuntimeException, std::exception)
 144 {
 145     OSL_FAIL( "Not implemented in this helper" );
 146     return AccessibleRole::UNKNOWN;
 147 }
 148
 149 OUString SAL_CALL AccessibleTextHelper::getAccessibleDescription()
 150     throw (uno::RuntimeException, std::exception)
 151 {
 152     OSL_FAIL( "Not implemented in this helper" );
 153     return OUString();
 154 }
 155
 156 OUString SAL_CALL AccessibleTextHelper::getAccessibleName()
 157     throw (uno::RuntimeException, std::exception)
 158 {
 159     OSL_FAIL( "Not implemented in this helper" );
 160     return OUString();
 161 }
 162
 163 Reference< XAccessibleRelationSet > SAL_CALL AccessibleTextHelper::getAccessibleRelationSet()
 164     throw (uno::RuntimeException, std::exception)
 165 {
 166     OSL_FAIL( "Not implemented in this helper" );
 167     return Reference< XAccessibleRelationSet >();
 168 }
 169
 170 Reference< XAccessibleStateSet > SAL_CALL AccessibleTextHelper::getAccessibleStateSet()
 171     throw (uno::RuntimeException, std::exception)
 172 {
 173     OSL_FAIL( "Not implemented in this helper" );
 174     return Reference< XAccessibleStateSet >();
 175 }
 176
 177 lang::Locale SAL_CALL AccessibleTextHelper::getLocale()
 178     throw (IllegalAccessibleComponentStateException,
 179            uno::RuntimeException, std::exception)
 180 {
 181     OSL_FAIL( "Not implemented in this helper" );
 182     return lang::Locale();
 183 }
 184
 185 } //  namespace chart
 186
 187 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */