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office-gobmx/accessibility/source/standard/vclxaccessiblemenuitem.cxx
Ricardo Montania e1276e83e0 OUString cleanup in accessibility 
Change-Id: Ie4e51632bf81053f0d32428bb7ef5b01ec301ccc
Reviewed-on: https://gerrit.libreoffice.org/579
Reviewed-by: Olivier Hallot <olivier.hallot@alta.org.br>
Tested-by: Olivier Hallot <olivier.hallot@alta.org.br>
2012-09-07 12:26:19 +00:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <accessibility/standard/vclxaccessiblemenuitem.hxx>
#include <accessibility/helper/accresmgr.hxx>
#include <accessibility/helper/accessiblestrings.hrc>
#include <toolkit/helper/convert.hxx>
#include <accessibility/helper/characterattributeshelper.hxx>
#include <comphelper/accessiblekeybindinghelper.hxx>
#include <com/sun/star/awt/KeyModifier.hpp>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
#include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp>
#include <unotools/accessiblestatesethelper.hxx>
#include <comphelper/sequence.hxx>
#include <vcl/svapp.hxx>
#include <vcl/window.hxx>
#include <vcl/menu.hxx>
#include <vcl/unohelp2.hxx>
#include <memory>
using namespace ::com::sun::star::accessibility;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star;
using namespace ::comphelper;
// -----------------------------------------------------------------------------
// class VCLXAccessibleMenuItem
// -----------------------------------------------------------------------------
VCLXAccessibleMenuItem::VCLXAccessibleMenuItem( Menu* pParent, sal_uInt16 nItemPos, Menu* pMenu )
:OAccessibleMenuItemComponent( pParent, nItemPos, pMenu )
{
}
// -----------------------------------------------------------------------------
VCLXAccessibleMenuItem::~VCLXAccessibleMenuItem()
{
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::IsFocused()
{
return IsHighlighted();
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::IsSelected()
{
return IsHighlighted();
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::IsChecked()
{
sal_Bool bChecked = sal_False;
if ( m_pParent )
{
sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos );
if ( m_pParent->IsItemChecked( nItemId ) )
bChecked = sal_True;
}
return bChecked;
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::IsHighlighted()
{
sal_Bool bHighlighted = sal_False;
if ( m_pParent && m_pParent->IsHighlighted( m_nItemPos ) )
bHighlighted = sal_True;
return bHighlighted;
}
// -----------------------------------------------------------------------------
void VCLXAccessibleMenuItem::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
{
OAccessibleMenuItemComponent::FillAccessibleStateSet( rStateSet );
rStateSet.AddState( AccessibleStateType::FOCUSABLE );
if ( IsFocused() )
rStateSet.AddState( AccessibleStateType::FOCUSED );
rStateSet.AddState( AccessibleStateType::SELECTABLE );
if ( IsSelected() )
rStateSet.AddState( AccessibleStateType::SELECTED );
if ( IsChecked() )
rStateSet.AddState( AccessibleStateType::CHECKED );
}
// -----------------------------------------------------------------------------
// OCommonAccessibleText
// -----------------------------------------------------------------------------
OUString VCLXAccessibleMenuItem::implGetText()
{
return m_sItemText;
}
// -----------------------------------------------------------------------------
Locale VCLXAccessibleMenuItem::implGetLocale()
{
return Application::GetSettings().GetLocale();
}
// -----------------------------------------------------------------------------
void VCLXAccessibleMenuItem::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex )
{
nStartIndex = 0;
nEndIndex = 0;
}
// -----------------------------------------------------------------------------
// XInterface
// -----------------------------------------------------------------------------
IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleMenuItem, OAccessibleMenuItemComponent, VCLXAccessibleMenuItem_BASE )
// -----------------------------------------------------------------------------
// XTypeProvider
// -----------------------------------------------------------------------------
IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleMenuItem, OAccessibleMenuItemComponent, VCLXAccessibleMenuItem_BASE )
// -----------------------------------------------------------------------------
// XServiceInfo
// -----------------------------------------------------------------------------
OUString VCLXAccessibleMenuItem::getImplementationName() throw (RuntimeException)
{
return OUString( "com.sun.star.comp.toolkit.AccessibleMenuItem" );
}
// -----------------------------------------------------------------------------
Sequence< OUString > VCLXAccessibleMenuItem::getSupportedServiceNames() throw (RuntimeException)
{
Sequence< OUString > aNames(1);
aNames[0] = "com.sun.star.awt.AccessibleMenuItem";
return aNames;
}
// -----------------------------------------------------------------------------
// XAccessibleContext
// -----------------------------------------------------------------------------
sal_Int16 VCLXAccessibleMenuItem::getAccessibleRole( ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return AccessibleRole::MENU_ITEM;
}
// -----------------------------------------------------------------------------
// XAccessibleText
// -----------------------------------------------------------------------------
sal_Int32 VCLXAccessibleMenuItem::getCaretPosition() throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return -1;
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::setCaretPosition( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
if ( !implIsValidRange( nIndex, nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return sal_False;
}
// -----------------------------------------------------------------------------
sal_Unicode VCLXAccessibleMenuItem::getCharacter( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getCharacter( nIndex );
}
// -----------------------------------------------------------------------------
Sequence< PropertyValue > VCLXAccessibleMenuItem::getCharacterAttributes( sal_Int32 nIndex, const Sequence< OUString >& aRequestedAttributes ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
Sequence< PropertyValue > aValues;
OUString sText( implGetText() );
if ( !implIsValidIndex( nIndex, sText.getLength() ) )
throw IndexOutOfBoundsException();
Font aFont = Application::GetSettings().GetStyleSettings().GetMenuFont();
sal_Int32 nBackColor = getBackground();
sal_Int32 nColor = getForeground();
::std::auto_ptr< CharacterAttributesHelper > pHelper( new CharacterAttributesHelper( aFont, nBackColor, nColor ) );
aValues = pHelper->GetCharacterAttributes( aRequestedAttributes );
return aValues;
}
// -----------------------------------------------------------------------------
awt::Rectangle VCLXAccessibleMenuItem::getCharacterBounds( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
if ( !implIsValidIndex( nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
awt::Rectangle aBounds( 0, 0, 0, 0 );
if ( m_pParent )
{
sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos );
Rectangle aItemRect = m_pParent->GetBoundingRectangle( m_nItemPos );
Rectangle aCharRect = m_pParent->GetCharacterBounds( nItemId, nIndex );
aCharRect.Move( -aItemRect.Left(), -aItemRect.Top() );
aBounds = AWTRectangle( aCharRect );
}
return aBounds;
}
// -----------------------------------------------------------------------------
sal_Int32 VCLXAccessibleMenuItem::getCharacterCount() throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getCharacterCount();
}
// -----------------------------------------------------------------------------
sal_Int32 VCLXAccessibleMenuItem::getIndexAtPoint( const awt::Point& aPoint ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
sal_Int32 nIndex = -1;
if ( m_pParent )
{
sal_uInt16 nItemId = 0;
Rectangle aItemRect = m_pParent->GetBoundingRectangle( m_nItemPos );
Point aPnt( VCLPoint( aPoint ) );
aPnt += aItemRect.TopLeft();
sal_Int32 nI = m_pParent->GetIndexForPoint( aPnt, nItemId );
if ( nI != -1 && m_pParent->GetItemId( m_nItemPos ) == nItemId )
nIndex = nI;
}
return nIndex;
}
// -----------------------------------------------------------------------------
OUString VCLXAccessibleMenuItem::getSelectedText() throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getSelectedText();
}
// -----------------------------------------------------------------------------
sal_Int32 VCLXAccessibleMenuItem::getSelectionStart() throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getSelectionStart();
}
// -----------------------------------------------------------------------------
sal_Int32 VCLXAccessibleMenuItem::getSelectionEnd() throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getSelectionEnd();
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return sal_False;
}
// -----------------------------------------------------------------------------
OUString VCLXAccessibleMenuItem::getText() throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getText();
}
// -----------------------------------------------------------------------------
OUString VCLXAccessibleMenuItem::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextRange( nStartIndex, nEndIndex );
}
// -----------------------------------------------------------------------------
::com::sun::star::accessibility::TextSegment VCLXAccessibleMenuItem::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextAtIndex( nIndex, aTextType );
}
// -----------------------------------------------------------------------------
::com::sun::star::accessibility::TextSegment VCLXAccessibleMenuItem::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextBeforeIndex( nIndex, aTextType );
}
// -----------------------------------------------------------------------------
::com::sun::star::accessibility::TextSegment VCLXAccessibleMenuItem::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
OExternalLockGuard aGuard( this );
return OCommonAccessibleText::getTextBehindIndex( nIndex, aTextType );
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
sal_Bool bReturn = sal_False;
if ( m_pParent )
{
Window* pWindow = m_pParent->GetWindow();
if ( pWindow )
{
Reference< datatransfer::clipboard::XClipboard > xClipboard = pWindow->GetClipboard();
if ( xClipboard.is() )
{
OUString sText( getTextRange( nStartIndex, nEndIndex ) );
::vcl::unohelper::TextDataObject* pDataObj = new ::vcl::unohelper::TextDataObject( sText );
const sal_uInt32 nRef = Application::ReleaseSolarMutex();
xClipboard->setContents( pDataObj, NULL );
Reference< datatransfer::clipboard::XFlushableClipboard > xFlushableClipboard( xClipboard, uno::UNO_QUERY );
if( xFlushableClipboard.is() )
xFlushableClipboard->flushClipboard();
Application::AcquireSolarMutex( nRef );
bReturn = sal_True;
}
}
}
return bReturn;
}
// -----------------------------------------------------------------------------
// XAccessibleAction
// -----------------------------------------------------------------------------
sal_Int32 VCLXAccessibleMenuItem::getAccessibleActionCount( ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
return 1;
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::doAccessibleAction ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
throw IndexOutOfBoundsException();
Click();
return sal_True;
}
// -----------------------------------------------------------------------------
OUString VCLXAccessibleMenuItem::getAccessibleActionDescription ( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
throw IndexOutOfBoundsException();
return OUString( TK_RES_STRING( RID_STR_ACC_ACTION_CLICK ) );
}
// -----------------------------------------------------------------------------
Reference< XAccessibleKeyBinding > VCLXAccessibleMenuItem::getAccessibleActionKeyBinding( sal_Int32 nIndex ) throw (IndexOutOfBoundsException, RuntimeException)
{
OExternalLockGuard aGuard( this );
if ( nIndex < 0 || nIndex >= getAccessibleActionCount() )
throw IndexOutOfBoundsException();
OAccessibleKeyBindingHelper* pKeyBindingHelper = new OAccessibleKeyBindingHelper();
Reference< XAccessibleKeyBinding > xKeyBinding = pKeyBindingHelper;
if ( m_pParent )
{
// create auto mnemonics
if ( Application::GetSettings().GetStyleSettings().GetAutoMnemonic() && !( m_pParent->GetMenuFlags() & MENU_FLAG_NOAUTOMNEMONICS ) )
m_pParent->CreateAutoMnemonics();
// activation key
KeyEvent aKeyEvent = m_pParent->GetActivationKey( m_pParent->GetItemId( m_nItemPos ) );
KeyCode aKeyCode = aKeyEvent.GetKeyCode();
Sequence< awt::KeyStroke > aSeq1(1);
aSeq1[0].Modifiers = 0;
Reference< XAccessible > xParent( getAccessibleParent() );
if ( xParent.is() )
{
Reference< XAccessibleContext > xParentContext( xParent->getAccessibleContext() );
if ( xParentContext.is() && xParentContext->getAccessibleRole() == AccessibleRole::MENU_BAR )
aSeq1[0].Modifiers |= awt::KeyModifier::MOD2;
}
aSeq1[0].KeyCode = aKeyCode.GetCode();
aSeq1[0].KeyChar = aKeyEvent.GetCharCode();
aSeq1[0].KeyFunc = static_cast< sal_Int16 >( aKeyCode.GetFunction() );
pKeyBindingHelper->AddKeyBinding( aSeq1 );
// complete menu activation key sequence
Sequence< awt::KeyStroke > aSeq;
if ( xParent.is() )
{
Reference< XAccessibleContext > xParentContext( xParent->getAccessibleContext() );
if ( xParentContext.is() && xParentContext->getAccessibleRole() == AccessibleRole::MENU )
{
Reference< XAccessibleAction > xAction( xParentContext, UNO_QUERY );
if ( xAction.is() && xAction->getAccessibleActionCount() > 0 )
{
Reference< XAccessibleKeyBinding > xKeyB( xAction->getAccessibleActionKeyBinding( 0 ) );
if ( xKeyB.is() && xKeyB->getAccessibleKeyBindingCount() > 1 )
aSeq = xKeyB->getAccessibleKeyBinding( 1 );
}
}
}
Sequence< awt::KeyStroke > aSeq2 = ::comphelper::concatSequences( aSeq, aSeq1 );
pKeyBindingHelper->AddKeyBinding( aSeq2 );
// accelerator key
KeyCode aAccelKeyCode = m_pParent->GetAccelKey( m_pParent->GetItemId( m_nItemPos ) );
if ( aAccelKeyCode.GetCode() != 0 )
{
Sequence< awt::KeyStroke > aSeq3(1);
aSeq3[0].Modifiers = 0;
if ( aAccelKeyCode.IsShift() )
aSeq3[0].Modifiers |= awt::KeyModifier::SHIFT;
if ( aAccelKeyCode.IsMod1() )
aSeq3[0].Modifiers |= awt::KeyModifier::MOD1;
if ( aAccelKeyCode.IsMod2() )
aSeq3[0].Modifiers |= awt::KeyModifier::MOD2;
if ( aAccelKeyCode.IsMod3() )
aSeq3[0].Modifiers |= awt::KeyModifier::MOD3;
aSeq3[0].KeyCode = aAccelKeyCode.GetCode();
aSeq3[0].KeyFunc = static_cast< sal_Int16 >( aAccelKeyCode.GetFunction() );
pKeyBindingHelper->AddKeyBinding( aSeq3 );
}
}
return xKeyBinding;
}
// -----------------------------------------------------------------------------
// XAccessibleValue
// -----------------------------------------------------------------------------
Any VCLXAccessibleMenuItem::getCurrentValue( ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
Any aValue;
if ( IsSelected() )
aValue <<= (sal_Int32) 1;
else
aValue <<= (sal_Int32) 0;
return aValue;
}
// -----------------------------------------------------------------------------
sal_Bool VCLXAccessibleMenuItem::setCurrentValue( const Any& aNumber ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
sal_Bool bReturn = sal_False;
sal_Int32 nValue = 0;
OSL_VERIFY( aNumber >>= nValue );
if ( nValue <= 0 )
{
DeSelect();
bReturn = sal_True;
}
else if ( nValue >= 1 )
{
Select();
bReturn = sal_True;
}
return bReturn;
}
// -----------------------------------------------------------------------------
Any VCLXAccessibleMenuItem::getMaximumValue( ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
Any aValue;
aValue <<= (sal_Int32) 1;
return aValue;
}
// -----------------------------------------------------------------------------
Any VCLXAccessibleMenuItem::getMinimumValue( ) throw (RuntimeException)
{
OExternalLockGuard aGuard( this );
Any aValue;
aValue <<= (sal_Int32) 0;
return aValue;
}
// -----------------------------------------------------------------------------
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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