accessibility/source/standard/vclxaccessibleradiobutton.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 <accessibility/standard/vclxaccessibleradiobutton.hxx>
  21
  22 #include <toolkit/awt/vclxwindows.hxx>
  23 #include <accessibility/helper/accresmgr.hxx>
  24 #include <accessibility/helper/accessiblestrings.hrc>
  25
  26 #include <unotools/accessiblerelationsethelper.hxx>
  27 #include <unotools/accessiblestatesethelper.hxx>
  28 #include <comphelper/accessiblekeybindinghelper.hxx>
  29 #include <com/sun/star/awt/KeyModifier.hpp>
  30 #include <com/sun/star/accessibility/AccessibleRelationType.hpp>
  31 #include <com/sun/star/accessibility/AccessibleStateType.hpp>
  32 #include <com/sun/star/accessibility/AccessibleEventId.hpp>
  33 #include <cppuhelper/typeprovider.hxx>
  34 #include <comphelper/sequence.hxx>
  35 #include <vcl/window.hxx>
  36 #include <vcl/button.hxx>
  37
  38
  39 using namespace ::com::sun::star;
  40 using namespace ::com::sun::star::uno;
  41 using namespace ::com::sun::star::lang;
  42 using namespace ::com::sun::star::beans;
  43 using namespace ::com::sun::star::accessibility;
  44 using namespace ::comphelper;
  45
  46
  47
  48 // VCLXAccessibleRadioButton
  49
  50
  51 VCLXAccessibleRadioButton::VCLXAccessibleRadioButton( VCLXWindow* pVCLWindow )
  52     :VCLXAccessibleTextComponent( pVCLWindow )
  53 {
  54 }
  55
  56
  57
  58 VCLXAccessibleRadioButton::~VCLXAccessibleRadioButton()
  59 {
  60 }
  61
  62
  63
  64 void VCLXAccessibleRadioButton::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
  65 {
  66     switch ( rVclWindowEvent.GetId() )
  67     {
  68         case VCLEVENT_RADIOBUTTON_TOGGLE:
  69         {
  70             Any aOldValue;
  71             Any aNewValue;
  72
  73             VCLXRadioButton* pVCLXRadioButton = static_cast< VCLXRadioButton* >( GetVCLXWindow() );
  74             if ( pVCLXRadioButton && pVCLXRadioButton->getState() )
  75                 aNewValue <<= AccessibleStateType::CHECKED;
  76             else
  77                 aOldValue <<= AccessibleStateType::CHECKED;
  78
  79             NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue );
  80         }
  81         break;
  82         default:
  83             VCLXAccessibleTextComponent::ProcessWindowEvent( rVclWindowEvent );
  84    }
  85 }
  86
  87
  88
  89 void VCLXAccessibleRadioButton::FillAccessibleRelationSet( utl::AccessibleRelationSetHelper& rRelationSet )
  90 {
  91     VCLXAccessibleTextComponent::FillAccessibleRelationSet( rRelationSet );
  92
  93     VclPtr< RadioButton > pRadioButton = GetAsDynamic< RadioButton >();
  94     if ( pRadioButton )
  95     {
  96         ::std::vector< VclPtr<RadioButton> > aGroup(pRadioButton->GetRadioButtonGroup(true));
  97         if (!aGroup.empty())
  98         {
  99             sal_Int32 i = 0;
 100             Sequence< Reference< XInterface > > aSequence( static_cast< sal_Int32 >( aGroup.size() ) );
 101             auto aEndItr = aGroup.end();
 102             for ( auto aItr = aGroup.begin(); aItr < aEndItr; ++aItr )
 103             {
 104                 aSequence[i++] = (*aItr)->GetAccessible();
 105             }
 106             rRelationSet.AddRelation( AccessibleRelation( AccessibleRelationType::MEMBER_OF, aSequence ) );
 107         }
 108     }
 109 }
 110
 111
 112
 113 void VCLXAccessibleRadioButton::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
 114 {
 115     VCLXAccessibleTextComponent::FillAccessibleStateSet( rStateSet );
 116
 117     VCLXRadioButton* pVCLXRadioButton = static_cast< VCLXRadioButton* >( GetVCLXWindow() );
 118     if ( pVCLXRadioButton )
 119     {
 120         rStateSet.AddState( AccessibleStateType::FOCUSABLE );
 121         if ( pVCLXRadioButton->getState() )
 122             rStateSet.AddState( AccessibleStateType::CHECKED );
 123     }
 124 }
 125
 126
 127 // XInterface
 128
 129
 130 IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleRadioButton, VCLXAccessibleTextComponent, VCLXAccessibleRadioButton_BASE )
 131
 132
 133 // XTypeProvider
 134
 135
 136 IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleRadioButton, VCLXAccessibleTextComponent, VCLXAccessibleRadioButton_BASE )
 137
 138
 139 // XServiceInfo
 140
 141
 142 OUString VCLXAccessibleRadioButton::getImplementationName() throw (RuntimeException, std::exception)
 143 {
 144     return OUString( "com.sun.star.comp.toolkit.AccessibleRadioButton" );
 145 }
 146
 147
 148
 149 Sequence< OUString > VCLXAccessibleRadioButton::getSupportedServiceNames() throw (RuntimeException, std::exception)
 150 {
 151     Sequence< OUString > aNames(1);
 152     aNames[0] = "com.sun.star.awt.AccessibleRadioButton";
 153     return aNames;
 154 }
 155
 156
 157 // XAccessibleAction
 158
 159
 160 sal_Int32 VCLXAccessibleRadioButton::getAccessibleActionCount( ) throw (RuntimeException, std::exception)
 161 {
 162     OExternalLockGuard aGuard( this );
 163
 164     return 1;
 165 }
 166
 167
 168
 169 sal_Bool VCLXAccessibleRadioButton::doAccessibleAction ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 170 {
 171     OExternalLockGuard aGuard( this );
 172
 173     if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
 174         throw IndexOutOfBoundsException();
 175
 176     VCLXRadioButton* pVCLXRadioButton = static_cast< VCLXRadioButton* >( GetVCLXWindow() );
 177     if ( pVCLXRadioButton && !pVCLXRadioButton->getState() )
 178         pVCLXRadioButton->setState( true );
 179
 180     return true;
 181 }
 182
 183
 184
 185 OUString VCLXAccessibleRadioButton::getAccessibleActionDescription ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 186 {
 187     OExternalLockGuard aGuard( this );
 188
 189     if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
 190         throw IndexOutOfBoundsException();
 191
 192     return TK_RES_STRING( RID_STR_ACC_ACTION_SELECT );
 193 }
 194
 195
 196
 197 Reference< XAccessibleKeyBinding > VCLXAccessibleRadioButton::getAccessibleActionKeyBinding( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 198 {
 199     OExternalLockGuard aGuard( this );
 200
 201     if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
 202         throw IndexOutOfBoundsException();
 203
 204     OAccessibleKeyBindingHelper* pKeyBindingHelper = new OAccessibleKeyBindingHelper();
 205     Reference< XAccessibleKeyBinding > xKeyBinding = pKeyBindingHelper;
 206
 207     vcl::Window* pWindow = GetWindow();
 208     if ( pWindow )
 209     {
 210         KeyEvent aKeyEvent = pWindow->GetActivationKey();
 211         vcl::KeyCode aKeyCode = aKeyEvent.GetKeyCode();
 212         if ( aKeyCode.GetCode() != 0 )
 213         {
 214             awt::KeyStroke aKeyStroke;
 215             aKeyStroke.Modifiers = 0;
 216             if ( aKeyCode.IsShift() )
 217                 aKeyStroke.Modifiers |= awt::KeyModifier::SHIFT;
 218             if ( aKeyCode.IsMod1() )
 219                 aKeyStroke.Modifiers |= awt::KeyModifier::MOD1;
 220             if ( aKeyCode.IsMod2() )
 221                 aKeyStroke.Modifiers |= awt::KeyModifier::MOD2;
 222             if ( aKeyCode.IsMod3() )
 223                 aKeyStroke.Modifiers |= awt::KeyModifier::MOD3;
 224             aKeyStroke.KeyCode = aKeyCode.GetCode();
 225             aKeyStroke.KeyChar = aKeyEvent.GetCharCode();
 226             aKeyStroke.KeyFunc = static_cast< sal_Int16 >( aKeyCode.GetFunction() );
 227             pKeyBindingHelper->AddKeyBinding( aKeyStroke );
 228         }
 229     }
 230
 231     return xKeyBinding;
 232 }
 233
 234
 235 // XAccessibleValue
 236
 237
 238 Any VCLXAccessibleRadioButton::getCurrentValue(  ) throw (RuntimeException, std::exception)
 239 {
 240     OExternalLockGuard aGuard( this );
 241
 242     Any aValue;
 243
 244     VCLXRadioButton* pVCLXRadioButton = static_cast< VCLXRadioButton* >( GetVCLXWindow() );
 245     if ( pVCLXRadioButton )
 246         aValue <<= (sal_Int32) pVCLXRadioButton->getState();
 247
 248     return aValue;
 249 }
 250
 251
 252
 253 sal_Bool VCLXAccessibleRadioButton::setCurrentValue( const Any& aNumber ) throw (RuntimeException, std::exception)
 254 {
 255     OExternalLockGuard aGuard( this );
 256
 257     bool bReturn = false;
 258
 259     VCLXRadioButton* pVCLXRadioButton = static_cast< VCLXRadioButton* >( GetVCLXWindow() );
 260     if ( pVCLXRadioButton )
 261     {
 262         sal_Int32 nValue = 0;
 263         OSL_VERIFY( aNumber >>= nValue );
 264
 265         if ( nValue < 0 )
 266             nValue = 0;
 267         else if ( nValue > 1 )
 268             nValue = 1;
 269
 270         pVCLXRadioButton->setState( nValue == 1 );
 271         bReturn = true;
 272     }
 273
 274     return bReturn;
 275 }
 276
 277
 278
 279 Any VCLXAccessibleRadioButton::getMaximumValue(  ) throw (RuntimeException, std::exception)
 280 {
 281     OExternalLockGuard aGuard( this );
 282
 283     Any aValue;
 284     aValue <<= (sal_Int32) 1;
 285
 286     return aValue;
 287 }
 288
 289
 290
 291 Any VCLXAccessibleRadioButton::getMinimumValue(  ) throw (RuntimeException, std::exception)
 292 {
 293     OExternalLockGuard aGuard( this );
 294
 295     Any aValue;
 296     aValue <<= (sal_Int32) 0;
 297
 298     return aValue;
 299 }
 300
 301
 302
 303 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */