accessibility/source/standard/vclxaccessiblemenu.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.
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   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 <standard/vclxaccessiblemenu.hxx>
  21
  22 #include <com/sun/star/accessibility/AccessibleRole.hpp>
  23 #include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
  24 #include <comphelper/accessiblecontexthelper.hxx>
  25 #include <vcl/menu.hxx>
  26
  27
  28 using namespace ::com::sun::star;
  29 using namespace ::com::sun::star::lang;
  30 using namespace ::com::sun::star::uno;
  31 using namespace ::com::sun::star::accessibility;
  32 using namespace ::comphelper;
  33
  34
  35 // VCLXAccessibleMenu
  36
  37
  38 bool VCLXAccessibleMenu::IsFocused()
  39 {
  40     bool bFocused = false;
  41
  42     if ( IsHighlighted() && !IsChildHighlighted() )
  43         bFocused = true;
  44
  45     return bFocused;
  46 }
  47
  48
  49 bool VCLXAccessibleMenu::IsPopupMenuOpen()
  50 {
  51     bool bPopupMenuOpen = false;
  52
  53     if ( m_pParent )
  54     {
  55         PopupMenu* pPopupMenu = m_pParent->GetPopupMenu( m_pParent->GetItemId( m_nItemPos ) );
  56         if ( pPopupMenu && pPopupMenu->IsMenuVisible() )
  57             bPopupMenuOpen = true;
  58     }
  59
  60     return bPopupMenuOpen;
  61 }
  62
  63
  64 // XServiceInfo
  65
  66
  67 OUString VCLXAccessibleMenu::getImplementationName()
  68 {
  69     return "com.sun.star.comp.toolkit.AccessibleMenu";
  70 }
  71
  72
  73 Sequence< OUString > VCLXAccessibleMenu::getSupportedServiceNames()
  74 {
  75     return { "com.sun.star.awt.AccessibleMenu" };
  76 }
  77
  78
  79 // XAccessibleContext
  80
  81
  82 sal_Int64 VCLXAccessibleMenu::getAccessibleChildCount(  )
  83 {
  84     OExternalLockGuard aGuard( this );
  85
  86     return GetChildCount();
  87 }
  88
  89
  90 Reference< XAccessible > VCLXAccessibleMenu::getAccessibleChild( sal_Int64 i )
  91 {
  92     OExternalLockGuard aGuard( this );
  93
  94     if ( i < 0 || i >= GetChildCount() )
  95         throw IndexOutOfBoundsException();
  96
  97     return GetChild( i );
  98 }
  99
 100
 101 sal_Int16 VCLXAccessibleMenu::getAccessibleRole(  )
 102 {
 103     OExternalLockGuard aGuard( this );
 104
 105     return AccessibleRole::MENU;
 106 }
 107
 108
 109 // XAccessibleComponent
 110
 111
 112 Reference< XAccessible > VCLXAccessibleMenu::getAccessibleAtPoint( const awt::Point& rPoint )
 113 {
 114     OExternalLockGuard aGuard( this );
 115
 116     return GetChildAt( rPoint );
 117 }
 118
 119
 120 // XAccessibleSelection
 121
 122
 123 void VCLXAccessibleMenu::selectAccessibleChild( sal_Int64 nChildIndex )
 124 {
 125     OExternalLockGuard aGuard( this );
 126
 127     if ( nChildIndex < 0 || nChildIndex >= GetChildCount() )
 128         throw IndexOutOfBoundsException();
 129
 130     SelectChild( nChildIndex );
 131 }
 132
 133
 134 sal_Bool VCLXAccessibleMenu::isAccessibleChildSelected( sal_Int64 nChildIndex )
 135 {
 136     OExternalLockGuard aGuard( this );
 137
 138     if ( nChildIndex < 0 || nChildIndex >= GetChildCount() )
 139         throw IndexOutOfBoundsException();
 140
 141     return IsChildSelected( nChildIndex );
 142 }
 143
 144
 145 void VCLXAccessibleMenu::clearAccessibleSelection(  )
 146 {
 147     OExternalLockGuard aGuard( this );
 148
 149     DeSelectAll();
 150 }
 151
 152
 153 void VCLXAccessibleMenu::selectAllAccessibleChildren(  )
 154 {
 155     // This method makes no sense in a menu, and so does nothing.
 156 }
 157
 158
 159 sal_Int64 VCLXAccessibleMenu::getSelectedAccessibleChildCount(  )
 160 {
 161     OExternalLockGuard aGuard( this );
 162
 163     return implGetSelectedAccessibleChildCount();
 164 }
 165
 166 sal_Int64 VCLXAccessibleMenu::implGetSelectedAccessibleChildCount(  )
 167 {
 168     sal_Int64 nRet = 0;
 169
 170     for ( sal_Int64 i = 0, nCount = GetChildCount(); i < nCount; i++ )
 171     {
 172         if ( IsChildSelected( i ) )
 173             ++nRet;
 174     }
 175
 176     return nRet;
 177 }
 178
 179 Reference< XAccessible > VCLXAccessibleMenu::getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex )
 180 {
 181     OExternalLockGuard aGuard( this );
 182
 183     if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount() )
 184         throw IndexOutOfBoundsException();
 185
 186     Reference< XAccessible > xChild;
 187
 188     for ( sal_Int64 i = 0, j = 0, nCount = GetChildCount(); i < nCount; i++ )
 189     {
 190         if ( IsChildSelected( i ) && ( j++ == nSelectedChildIndex ) )
 191         {
 192             xChild = GetChild( i );
 193             break;
 194         }
 195     }
 196
 197     return xChild;
 198 }
 199
 200
 201 void VCLXAccessibleMenu::deselectAccessibleChild( sal_Int64 nChildIndex )
 202 {
 203     OExternalLockGuard aGuard( this );
 204
 205     if ( nChildIndex < 0 || nChildIndex >= GetChildCount() )
 206         throw IndexOutOfBoundsException();
 207
 208     DeSelectAll();
 209 }
 210
 211
 212 OUString VCLXAccessibleMenu::getAccessibleActionDescription ( sal_Int32 nIndex )
 213 {
 214     OExternalLockGuard aGuard( this );
 215
 216     if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
 217         throw IndexOutOfBoundsException();
 218
 219     return OUString(  );
 220 }
 221
 222 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */