/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <accessibility/accessiblelistboxentry.hxx>
#include <accessibility/accessiblelistbox.hxx>
#include <vcl/toolkit/treelistbox.hxx>
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/accessibility/AccessibleEventId.hpp>
#include <com/sun/star/accessibility/AccessibleRelationType.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/lang/IndexOutOfBoundsException.hpp>
#include <i18nlangtag/languagetag.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>
#include <vcl/unohelp.hxx>
#include <vcl/unohelp2.hxx>
#include <unotools/accessiblerelationsethelper.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <svdata.hxx>
#include <strings.hrc>
// class AccessibleListBoxEntry -----------------------------------------------------
using namespace ::com::sun::star::accessibility;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star;
using namespace ::comphelper;
// Ctor() and Dtor()
AccessibleListBoxEntry::AccessibleListBoxEntry( SvTreeListBox& _rListBox,
SvTreeListEntry& rEntry,
AccessibleListBox & rListBox)
: AccessibleListBoxEntry_BASE()
, m_pTreeListBox( &_rListBox )
, m_pSvLBoxEntry(&rEntry)
, m_wListBox(&rListBox)
{
m_pTreeListBox->AddEventListener( LINK(
this , AccessibleListBoxEntry, WindowEventList
ener ) );
_rListBox.FillEntryPath( m_pSvLBoxEntry, m_aEntryPath );
}
IMPL_LINK( AccessibleListBoxEntry, WindowEventListener, VclWindowEvent&, rEvent, void )
{
OSL_ENSURE( rEvent.GetWindow() , "AccessibleListBoxEntry::WindowEventListener: no event window!" );
OSL_ENSURE( rEvent.GetWindow() == m_pTreeListBox, "AccessibleListBoxEntry::WindowEventListener: where did this come from?" );
if ( m_pTreeListBox == nullptr )
return ;
switch ( rEvent.GetId() )
{
case VclEventId::CheckboxToggle:
{
// assert this object is represented as a checkbox on a11y layer (LABEL role is used for
// SvButtonState::Tristate, s. AccessibleListBoxEntry::getAccessibleRole)
assert(getAccessibleRole() == AccessibleRole::CHECK_BOX
|| getAccessibleRole() == AccessibleRole::LABEL);
Any aOldValue;
Any aNewValue;
if (getAccessibleStateSet() & AccessibleStateType::CHECKED)
aNewValue <<= AccessibleStateType::CHECKED;
else
aOldValue <<= AccessibleStateType::CHECKED;
NotifyAccessibleEvent(AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue);
break ;
}
case VclEventId::ObjectDying :
{
if ( m_pTreeListBox )
m_pTreeListBox->RemoveEventListener( LINK( this , AccessibleListBoxEntry, WindowEventListener ) );
m_pTreeListBox = nullptr;
dispose();
break ;
}
default : break ;
}
}
tools::Rectangle AccessibleListBoxEntry::GetBoundingBox_Impl() const
{
tools::Rectangle aRect;
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
aRect = m_pTreeListBox->GetBoundingRect( pEntry );
SvTreeListEntry* pParent = m_pTreeListBox->GetParent( pEntry );
if ( pParent )
{
// position relative to parent entry
Point aTopLeft = aRect.TopLeft();
aTopLeft -= m_pTreeListBox->GetBoundingRect( pParent ).TopLeft();
aRect = tools::Rectangle( aTopLeft, aRect.GetSize() );
}
}
return aRect;
}
bool AccessibleListBoxEntry::IsAlive_Impl() const
{
return !rBHelper.bDisposed && !rBHelper.bInDispose && (m_pTreeListBox != nullptr);
}
bool AccessibleListBoxEntry::IsShowing_Impl() const
{
Reference< XAccessible > xParent = implGetParentAccessible( );
bool bShowing = false ;
Reference< XAccessibleContext > xParentContext =
xParent.is() ? xParent->getAccessibleContext() : Reference< XAccessibleContext >();
if ( xParentContext.is() )
{
Reference< XAccessibleComponent > xParentComp( xParentContext, uno::UNO_QUERY );
if ( xParentComp.is() )
bShowing = GetBoundingBox_Impl().Overlaps(
vcl::unohelper::ConvertToVCLRect(xParentComp->getBounds()));
}
return bShowing;
}
void AccessibleListBoxEntry::CheckActionIndex(sal_Int32 nIndex)
{
if (nIndex < 0 || nIndex >= getAccessibleActionCount())
throw css::lang::IndexOutOfBoundsException();
}
void AccessibleListBoxEntry::EnsureIsAlive() const
{
if ( !IsAlive_Impl() )
throw lang::DisposedException();
}
OUString AccessibleListBoxEntry::implGetText()
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if (pEntry)
return SvTreeListBox::SearchEntryTextWithHeadTitle(pEntry);
return OUString();
}
Locale AccessibleListBoxEntry::implGetLocale()
{
return Application::GetSettings().GetUILanguageTag().getLocale();
}
void AccessibleListBoxEntry::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex )
{
nStartIndex = 0;
nEndIndex = 0;
}
css::awt::Rectangle AccessibleListBoxEntry::implGetBounds()
{
return vcl::unohelper::ConvertToAWTRect(GetBoundingBox_Impl());
}
// XComponent
void SAL_CALL AccessibleListBoxEntry::disposing()
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
Reference< XAccessible > xKeepAlive( this );
OAccessibleComponentHelper::disposing();
// clean up
m_wListBox.clear();
if ( m_pTreeListBox )
m_pTreeListBox->RemoveEventListener( LINK( this , AccessibleListBoxEntry, WindowEventListener ) );
m_pTreeListBox = nullptr;
}
// XServiceInfo
OUString SAL_CALL AccessibleListBoxEntry::getImplementationName()
{
return u"com.sun.star.comp.svtools.AccessibleTreeListBoxEntry" _ustr;
}
Sequence< OUString > SAL_CALL AccessibleListBoxEntry::getSupportedServiceNames()
{
return {u"com.sun.star.accessibility.AccessibleContext" _ustr,
u"com.sun.star.accessibility.AccessibleComponent" _ustr,
u"com.sun.star.awt.AccessibleTreeListBoxEntry" _ustr};
}
sal_Bool SAL_CALL AccessibleListBoxEntry::supportsService( const OUString& _rServiceName )
{
return cppu::supportsService(this , _rServiceName);
}
// XAccessible
Reference< XAccessibleContext > SAL_CALL AccessibleListBoxEntry::getAccessibleContext( )
{
EnsureIsAlive();
return this ;
}
// XAccessibleContext
sal_Int64 SAL_CALL AccessibleListBoxEntry::getAccessibleChildCount( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
sal_Int32 nCount = 0;
if ( pEntry )
nCount = m_pTreeListBox->GetLevelChildCount( pEntry );
return nCount;
}
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getAccessibleChild( sal_Int64 i )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvTreeListEntry* pEntry = GetRealChild(i);
if ( !pEntry )
throw IndexOutOfBoundsException();
rtl::Reference<AccessibleListBox> xListBox(m_wListBox);
assert(xListBox.is());
return xListBox->implGetAccessible(*pEntry);
}
Reference< XAccessible > AccessibleListBoxEntry::implGetParentAccessible( ) const
{
Reference< XAccessible > xParent;
assert( m_aEntryPath.size() ); // invalid path
if ( m_aEntryPath.size() == 1 )
{ // we're a top level entry
// -> our parent is the tree listbox itself
if ( m_pTreeListBox )
xParent = m_pTreeListBox->GetAccessible( );
}
else
{ // we have an entry as parent -> get its accessible
// shorten our access path by one
std::deque< sal_Int32 > aParentPath( m_aEntryPath );
aParentPath.pop_back();
// get the entry for this shortened access path
SvTreeListEntry* pParentEntry = m_pTreeListBox->GetEntryFromPath( aParentPath );
assert(pParentEntry && "AccessibleListBoxEntry::implGetParentAccessible: could not obtain a parent entry!" );
if ( pParentEntry )
{
rtl::Reference<AccessibleListBox> xListBox(m_wListBox);
assert(xListBox.is());
return xListBox->implGetAccessible(*pParentEntry);
// the AccessibleListBoxEntry class will create its parent
// when needed
}
}
return xParent;
}
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getAccessibleParent( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return implGetParentAccessible( );
}
sal_Int64 SAL_CALL AccessibleListBoxEntry::getAccessibleIndexInParent( )
{
::osl::MutexGuard aGuard( m_aMutex );
OSL_ENSURE( !m_aEntryPath.empty(), "empty path" );
return m_aEntryPath.empty() ? -1 : m_aEntryPath.back();
}
sal_Int32 AccessibleListBoxEntry::GetRoleType() const
{
sal_Int32 nCase = 0;
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry(0);
if ( pEntry )
{
if ( pEntry->HasChildrenOnDemand() || m_pTreeListBox->GetChildCount(pEntry) > 0 )
{
nCase = 1;
return nCase;
}
}
bool bHasButtons = (m_pTreeListBox->GetStyle() & WB_HASBUTTONS)!=0;
if ( !(m_pTreeListBox->GetTreeFlags() & SvTreeFlags::CHKBTN) )
{
if ( bHasButtons )
nCase = 1;
}
else
{
if ( bHasButtons )
nCase = 2;
else
nCase = 3;
}
return nCase;
}
sal_Int16 SAL_CALL AccessibleListBoxEntry::getAccessibleRole( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
SvTreeListBox* pBox = m_pTreeListBox;
if (!pBox)
return AccessibleRole::UNKNOWN;
SvTreeFlags treeFlag = pBox->GetTreeFlags();
if (treeFlag & SvTreeFlags::CHKBTN )
{
SvTreeListEntry* pEntry = pBox->GetEntryFromPath( m_aEntryPath );
SvButtonState eState = pBox->GetCheckButtonState( pEntry );
switch ( eState )
{
case SvButtonState::Checked:
case SvButtonState::Unchecked:
return AccessibleRole::CHECK_BOX;
case SvButtonState::Tristate:
default :
return AccessibleRole::LABEL;
}
}
if (GetRoleType() == 0)
return AccessibleRole::LIST_ITEM;
else
//o is: return AccessibleRole::LABEL;
return AccessibleRole::TREE_ITEM;
}
OUString SAL_CALL AccessibleListBoxEntry::getAccessibleDescription( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
return OUString();
}
OUString SAL_CALL AccessibleListBoxEntry::getAccessibleName( )
{
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if (SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath(m_aEntryPath))
{
OUString sName = pEntry->GetAccessibleName();
if (!sName.isEmpty())
return sName;
}
return implGetText();
}
Reference< XAccessibleRelationSet > SAL_CALL AccessibleListBoxEntry::getAccessibleRelationSet( )
{
Reference< XAccessible > xParent;
if ( m_aEntryPath.size() > 1 ) // not a root entry
xParent = implGetParentAccessible();
if ( !xParent )
return nullptr;
rtl::Reference<utl::AccessibleRelationSetHelper> pRelationSetHelper = new utl::AccessibleRelationSetHelper;
Sequence<Reference<XAccessible>> aSequence { xParent };
pRelationSetHelper->AddRelation(
AccessibleRelation( AccessibleRelationType_NODE_CHILD_OF, aSequence ) );
return pRelationSetHelper;
}
sal_Int64 SAL_CALL AccessibleListBoxEntry::getAccessibleStateSet( )
{
::osl::MutexGuard aGuard( m_aMutex );
sal_Int64 nStateSet = 0;
if ( IsAlive_Impl() )
{
switch (getAccessibleRole())
{
case AccessibleRole::LABEL:
nStateSet |= AccessibleStateType::TRANSIENT;
nStateSet |= AccessibleStateType::SELECTABLE;
nStateSet |= AccessibleStateType::ENABLED;
if (m_pTreeListBox->IsInplaceEditingEnabled())
nStateSet |= AccessibleStateType::EDITABLE;
if (IsShowing_Impl())
nStateSet |= AccessibleStateType::SHOWING;
break ;
case AccessibleRole::CHECK_BOX:
nStateSet |= AccessibleStateType::TRANSIENT;
nStateSet |= AccessibleStateType::SELECTABLE;
nStateSet |= AccessibleStateType::ENABLED;
if (IsShowing_Impl())
nStateSet |= AccessibleStateType::SHOWING;
break ;
}
SvTreeListEntry *pEntry = m_pTreeListBox->GetEntryFromPath(m_aEntryPath);
if (pEntry)
m_pTreeListBox->FillAccessibleEntryStateSet(pEntry, nStateSet);
}
else
nStateSet |= AccessibleStateType::DEFUNC;
return nStateSet;
}
Locale SAL_CALL AccessibleListBoxEntry::getLocale( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
return implGetLocale();
}
// XAccessibleComponent
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getAccessibleAtPoint( const awt::Point& _aPoint )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvTreeListEntry* pEntry
= m_pTreeListBox->GetEntry(vcl::unohelper::ConvertToVCLPoint(_aPoint));
if ( !pEntry )
throw RuntimeException(u"AccessibleListBoxEntry::getAccessibleAtPoint - pEntry cannot be empty!" _ustr);
Reference< XAccessible > xAcc;
rtl::Reference<AccessibleListBox> xListBox(m_wListBox);
assert(xListBox.is());
auto pAccEntry = xListBox->implGetAccessible(*pEntry);
tools::Rectangle aRect = pAccEntry->GetBoundingBox_Impl();
if (aRect.Contains(vcl::unohelper::ConvertToVCLPoint(_aPoint)))
xAcc = pAccEntry.get();
return xAcc;
}
void SAL_CALL AccessibleListBoxEntry::grabFocus( )
{
// do nothing, because no focus for each item
}
sal_Int32 AccessibleListBoxEntry::getForeground( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
sal_Int32 nColor = 0;
Reference< XAccessible > xParent = getAccessibleParent();
if ( xParent.is() )
{
Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
if ( xParentComp.is() )
nColor = xParentComp->getForeground();
}
return nColor;
}
sal_Int32 AccessibleListBoxEntry::getBackground( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
sal_Int32 nColor = 0;
Reference< XAccessible > xParent = getAccessibleParent();
if ( xParent.is() )
{
Reference< XAccessibleComponent > xParentComp( xParent->getAccessibleContext(), UNO_QUERY );
if ( xParentComp.is() )
nColor = xParentComp->getBackground();
}
return nColor;
}
// XAccessibleText
awt::Rectangle SAL_CALL AccessibleListBoxEntry::getCharacterBounds( sal_Int32 nIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( !implIsValidIndex( nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
awt::Rectangle aBounds( 0, 0, 0, 0 );
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
vcl::ControlLayoutData aLayoutData;
tools::Rectangle aItemRect = GetBoundingBox_Impl();
m_pTreeListBox->RecordLayoutData( &aLayoutData, aItemRect );
tools::Rectangle aCharRect = aLayoutData.GetCharacterBounds( nIndex );
aCharRect.Move( -aItemRect.Left(), -aItemRect.Top() );
aBounds = vcl::unohelper::ConvertToAWTRect(aCharRect);
}
return aBounds;
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getIndexAtPoint( const awt::Point& aPoint )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if (aPoint.X==0 && aPoint.Y==0) return 0;
sal_Int32 nIndex = -1;
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
vcl::ControlLayoutData aLayoutData;
tools::Rectangle aItemRect = GetBoundingBox_Impl();
m_pTreeListBox->RecordLayoutData( &aLayoutData, aItemRect );
Point aPnt(vcl::unohelper::ConvertToVCLPoint(aPoint));
aPnt += aItemRect.TopLeft();
nIndex = aLayoutData.GetIndexForPoint( aPnt );
}
return nIndex;
}
sal_Bool SAL_CALL AccessibleListBoxEntry::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
OUString sText = implGetText();
if ( ( 0 > nStartIndex ) || ( sText.getLength() <= nStartIndex )
|| ( 0 > nEndIndex ) || ( sText.getLength() <= nEndIndex ) )
throw IndexOutOfBoundsException();
if (!m_pTreeListBox)
return false ;
sal_Int32 nLen = nEndIndex - nStartIndex + 1;
css::uno::Reference<css::datatransfer::clipboard::XClipboard> xClipBoard = m_pTreeListBox->GetClipboard();
vcl::unohelper::TextDataObject::CopyStringTo(sText.copy(nStartIndex, nLen), xClipBoard);
return true ;
}
sal_Bool SAL_CALL AccessibleListBoxEntry::scrollSubstringTo( sal_Int32, sal_Int32, AccessibleScrollType )
{
return false ;
}
// XAccessibleAction
sal_Int32 SAL_CALL AccessibleListBoxEntry::getAccessibleActionCount( )
{
::osl::MutexGuard aGuard( m_aMutex );
// three actions supported
SvTreeFlags treeFlag = m_pTreeListBox->GetTreeFlags();
bool bHasButtons = (m_pTreeListBox->GetStyle() & WB_HASBUTTONS)!=0;
if ( (treeFlag & SvTreeFlags::CHKBTN) && !bHasButtons)
{
sal_Int16 role = getAccessibleRole();
if ( role == AccessibleRole::CHECK_BOX )
return 2;
else if ( role == AccessibleRole::LABEL )
return 0;
}
else
return 1;
return 0;
}
sal_Bool SAL_CALL AccessibleListBoxEntry::doAccessibleAction( sal_Int32 nIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
bool bRet = false ;
CheckActionIndex(nIndex);
EnsureIsAlive();
SvTreeFlags treeFlag = m_pTreeListBox->GetTreeFlags();
if ( nIndex == 0 && (treeFlag & SvTreeFlags::CHKBTN) )
{
if (getAccessibleRole() == AccessibleRole::CHECK_BOX)
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
SvButtonState state = m_pTreeListBox->GetCheckButtonState( pEntry );
if ( state == SvButtonState::Checked )
m_pTreeListBox->SetCheckButtonState(pEntry, SvButtonState::Unchecked);
else if (state == SvButtonState::Unchecked)
m_pTreeListBox->SetCheckButtonState(pEntry, SvButtonState::Checked);
}
}
else if ( (nIndex == 1 && (treeFlag & SvTreeFlags::CHKBTN) ) || (nIndex == 0) )
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
if ( m_pTreeListBox->IsExpanded( pEntry ) )
m_pTreeListBox->Collapse( pEntry );
else
m_pTreeListBox->Expand( pEntry );
bRet = true ;
}
}
return bRet;
}
OUString SAL_CALL AccessibleListBoxEntry::getAccessibleActionDescription( sal_Int32 nIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
CheckActionIndex(nIndex);
EnsureIsAlive();
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
SvButtonState state = m_pTreeListBox->GetCheckButtonState( pEntry );
SvTreeFlags treeFlag = m_pTreeListBox->GetTreeFlags();
if (nIndex == 0 && (treeFlag & SvTreeFlags::CHKBTN))
{
if (getAccessibleRole() == AccessibleRole::CHECK_BOX)
{
if ( state == SvButtonState::Checked )
return u"UnCheck" _ustr;
else if (state == SvButtonState::Unchecked)
return u"Check" _ustr;
}
else
{
//Sometimes, a List or Tree may have both checkbox and label at the same time
return OUString();
}
}
else if ( (nIndex == 1 && (treeFlag & SvTreeFlags::CHKBTN)) || nIndex == 0 )
{
if ( pEntry && (pEntry->HasChildren() || pEntry->HasChildrenOnDemand()) )
return m_pTreeListBox->IsExpanded( pEntry ) ?
VclResId(STR_SVT_ACC_ACTION_COLLAPSE) :
VclResId(STR_SVT_ACC_ACTION_EXPAND);
return OUString();
}
throw IndexOutOfBoundsException();
}
Reference< XAccessibleKeyBinding > AccessibleListBoxEntry::getAccessibleActionKeyBinding( sal_Int32 nIndex )
{
Reference< XAccessibleKeyBinding > xRet;
CheckActionIndex(nIndex);
// ... which key?
return xRet;
}
// XAccessibleSelection
void SAL_CALL AccessibleListBoxEntry::selectAccessibleChild( sal_Int64 nChildIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if (nChildIndex < 0 || nChildIndex >= getAccessibleChildCount())
throw IndexOutOfBoundsException();
SvTreeListEntry* pEntry = GetRealChild(nChildIndex);
if ( !pEntry )
throw IndexOutOfBoundsException();
m_pTreeListBox->Select( pEntry );
}
sal_Bool SAL_CALL AccessibleListBoxEntry::isAccessibleChildSelected( sal_Int64 nChildIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if (nChildIndex < 0 || nChildIndex >= getAccessibleChildCount())
throw IndexOutOfBoundsException();
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry( pParent, nChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
return m_pTreeListBox->IsSelected( pEntry );
}
void SAL_CALL AccessibleListBoxEntry::clearAccessibleSelection( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException(u"AccessibleListBoxEntry::clearAccessibleSelection - pParent cannot be empty!" _ustr);
sal_Int32 nCount = m_pTreeListBox->GetLevelChildCount( pParent );
for ( sal_Int32 i = 0; i < nCount; ++i )
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry( pParent, i );
if ( m_pTreeListBox->IsSelected( pEntry ) )
m_pTreeListBox->Select( pEntry, false );
}
}
void SAL_CALL AccessibleListBoxEntry::selectAllAccessibleChildren( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException(u"AccessibleListBoxEntry::selectAllAccessibleChildren - pParent cannot be empty!" _ustr);
sal_Int32 nCount = m_pTreeListBox->GetLevelChildCount( pParent );
for ( sal_Int32 i = 0; i < nCount; ++i )
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry( pParent, i );
if ( !m_pTreeListBox->IsSelected( pEntry ) )
m_pTreeListBox->Select( pEntry );
}
}
sal_Int64 SAL_CALL AccessibleListBoxEntry::getSelectedAccessibleChildCount( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
sal_Int64 nSelCount = 0;
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException(u"AccessibleListBoxEntry::getSelectedAccessibleChildCount - pParent cannot be empty!" _ustr);
sal_Int32 nCount = m_pTreeListBox->GetLevelChildCount( pParent );
for (sal_Int32 i = 0; i < nCount; ++i )
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry( pParent, i );
if ( m_pTreeListBox->IsSelected( pEntry ) )
++nSelCount;
}
return nSelCount;
}
Reference< XAccessible > SAL_CALL AccessibleListBoxEntry::getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount() )
throw IndexOutOfBoundsException();
Reference< XAccessible > xChild;
sal_Int64 nSelCount = 0;
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if ( !pParent )
throw RuntimeException(u"AccessibleListBoxEntry::getSelectedAccessibleChild - pParent cannot be empty!" _ustr);
sal_Int32 nCount = m_pTreeListBox->GetLevelChildCount( pParent );
for (sal_Int32 i = 0; i < nCount; ++i )
{
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry( pParent, i );
if ( m_pTreeListBox->IsSelected( pEntry ) )
++nSelCount;
if ( nSelCount == ( nSelectedChildIndex + 1 ) )
{
rtl::Reference<AccessibleListBox> xListBox(m_wListBox);
assert(xListBox.is());
xChild = xListBox->implGetAccessible(*pEntry).get();
break ;
}
}
return xChild;
}
void SAL_CALL AccessibleListBoxEntry::deselectAccessibleChild( sal_Int64 nSelectedChildIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if (nSelectedChildIndex < 0 || nSelectedChildIndex >= getAccessibleChildCount())
throw IndexOutOfBoundsException();
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
SvTreeListEntry* pEntry = m_pTreeListBox->GetEntry( pParent, nSelectedChildIndex );
if ( !pEntry )
throw IndexOutOfBoundsException();
m_pTreeListBox->Select( pEntry, false );
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getCaretPosition( )
{
return -1;
}
sal_Bool SAL_CALL AccessibleListBoxEntry::setCaretPosition ( sal_Int32 nIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( !implIsValidRange( nIndex, nIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return false ;
}
sal_Unicode SAL_CALL AccessibleListBoxEntry::getCharacter( sal_Int32 nIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::implGetCharacter( implGetText(), nIndex );
}
css::uno::Sequence< css::beans::PropertyValue > SAL_CALL AccessibleListBoxEntry::getCharacterAttributes( sal_Int32 nIndex, const css::uno::Sequence< OUString >& )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
OUString sText( implGetText() );
if ( !implIsValidIndex( nIndex, sText.getLength() ) )
throw IndexOutOfBoundsException();
return css::uno::Sequence< css::beans::PropertyValue >();
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getCharacterCount( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return implGetText().getLength();
}
OUString SAL_CALL AccessibleListBoxEntry::getSelectedText( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OUString();
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getSelectionStart( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return 0;
}
sal_Int32 SAL_CALL AccessibleListBoxEntry::getSelectionEnd( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return 0;
}
sal_Bool SAL_CALL AccessibleListBoxEntry::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
if ( !implIsValidRange( nStartIndex, nEndIndex, implGetText().getLength() ) )
throw IndexOutOfBoundsException();
return false ;
}
OUString SAL_CALL AccessibleListBoxEntry::getText( )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return implGetText( );
}
OUString SAL_CALL AccessibleListBoxEntry::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::implGetTextRange( implGetText(), nStartIndex, nEndIndex );
}
css::accessibility::TextSegment SAL_CALL AccessibleListBoxEntry::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextAtIndex( nIndex ,aTextType);
}
css::accessibility::TextSegment SAL_CALL AccessibleListBoxEntry::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextBeforeIndex( nIndex ,aTextType);
}
css::accessibility::TextSegment SAL_CALL AccessibleListBoxEntry::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
SolarMutexGuard aSolarGuard;
::osl::MutexGuard aGuard( m_aMutex );
EnsureIsAlive();
return OCommonAccessibleText::getTextBehindIndex( nIndex ,aTextType);
}
// XAccessibleValue
Any AccessibleListBoxEntry::getCurrentValue( )
{
::osl::MutexGuard aGuard( m_aMutex );
Any aValue;
sal_Int32 level = static_cast <sal_Int32>(m_aEntryPath.size()) - 1;
level = level < 0 ? 0: level;
aValue <<= level;
return aValue;
}
sal_Bool AccessibleListBoxEntry::setCurrentValue( const Any& aNumber )
{
::osl::MutexGuard aGuard( m_aMutex );
bool bReturn = false ;
SvTreeListBox* pBox = m_pTreeListBox;
if (getAccessibleRole() == AccessibleRole::CHECK_BOX)
{
SvTreeListEntry* pEntry = pBox->GetEntryFromPath( m_aEntryPath );
if ( pEntry )
{
sal_Int32 nValue(0), nValueMin(0), nValueMax(0);
aNumber >>= nValue;
getMinimumValue() >>= nValueMin;
getMaximumValue() >>= nValueMax;
if ( nValue < nValueMin )
nValue = nValueMin;
else if ( nValue > nValueMax )
nValue = nValueMax;
pBox->SetCheckButtonState(pEntry, static_cast <SvButtonState>(nValue) );
bReturn = true ;
}
}
return bReturn;
}
Any AccessibleListBoxEntry::getMaximumValue( )
{
::osl::MutexGuard aGuard( m_aMutex );
Any aValue;
// SvTreeListBox* pBox = m_pTreeListBox;
switch (getAccessibleRole())
{
case AccessibleRole::CHECK_BOX:
aValue <<= sal_Int32(1);
break ;
case AccessibleRole::LABEL:
default :
break ;
}
return aValue;
}
Any AccessibleListBoxEntry::getMinimumValue( )
{
::osl::MutexGuard aGuard( m_aMutex );
Any aValue;
// SvTreeListBox* pBox = m_pTreeListBox;
switch (getAccessibleRole())
{
case AccessibleRole::CHECK_BOX:
aValue <<= sal_Int32(0);
break ;
case AccessibleRole::LABEL:
default :
break ;
}
return aValue;
}
Any AccessibleListBoxEntry::getMinimumIncrement( )
{
::osl::MutexGuard aGuard( m_aMutex );
Any aValue;
switch (getAccessibleRole())
{
case AccessibleRole::CHECK_BOX:
aValue <<= sal_Int32(1);
break ;
case AccessibleRole::LABEL:
default :
break ;
}
return aValue;
}
SvTreeListEntry* AccessibleListBoxEntry::GetRealChild(sal_Int32 nIndex)
{
SvTreeListEntry* pEntry = nullptr;
SvTreeListEntry* pParent = m_pTreeListBox->GetEntryFromPath( m_aEntryPath );
if (pParent)
{
pEntry = m_pTreeListBox->GetEntry( pParent, nIndex );
if ( !pEntry && getAccessibleChildCount() > 0 )
{
m_pTreeListBox->RequestingChildren(pParent);
pEntry = m_pTreeListBox->GetEntry( pParent, nIndex );
}
}
return pEntry;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 C=97 H=91 G=93
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet)
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