office-gobmx/svx/source/accessibility/charmapacc.cxx
Noel d8ed3bda46 loplugin:refcounting in svx
Change-Id: I79afd219a29ad176ce72020579d2b29a0b3ec09d
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111220
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2021-02-20 11:38:55 +01:00

588 lines
16 KiB
C++

/* -*- 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 <unotools/accessiblestatesethelper.hxx>
#include <vcl/settings.hxx>
#include <vcl/svapp.hxx>
#include <stdio.h>
#include <svx/charmap.hxx>
#include <charmapacc.hxx>
#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <o3tl/temporary.hxx>
#include <osl/interlck.h>
#include <svx/dialmgr.hxx>
#include <svx/strings.hrc>
#include <comphelper/types.hxx>
namespace svx
{
using namespace comphelper;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::accessibility;
SvxShowCharSetItem::SvxShowCharSetItem( SvxShowCharSet& rParent,SvxShowCharSetAcc* _pParent,sal_uInt16 _nPos ) :
mrParent( rParent )
,mnId( _nPos )
,m_pParent(_pParent)
{
}
SvxShowCharSetItem::~SvxShowCharSetItem()
{
if ( m_xItem.is() )
{
m_xItem->ParentDestroyed();
m_xItem.clear();
}
}
uno::Reference< css::accessibility::XAccessible > SvxShowCharSetItem::GetAccessible()
{
if( !m_xItem.is() )
{
m_xItem = new SvxShowCharSetItemAcc( this );
}
return m_xItem;
}
SvxShowCharSetAcc::SvxShowCharSetAcc(SvxShowCharSet* pParent)
: m_pParent(pParent)
{
osl_atomic_increment(&m_refCount);
{
lateInit(this);
}
osl_atomic_decrement(&m_refCount);
}
SvxShowCharSetAcc::~SvxShowCharSetAcc()
{
ensureDisposed();
}
void SAL_CALL SvxShowCharSetAcc::disposing()
{
OAccessibleSelectionHelper::disposing();
for (auto& rChild : m_aChildren)
::comphelper::disposeComponent(rChild);
m_aChildren.clear();
m_pParent = nullptr;
}
IMPLEMENT_FORWARD_XINTERFACE2( SvxShowCharSetAcc, OAccessibleSelectionHelper, OAccessibleHelper_Base )
IMPLEMENT_FORWARD_XTYPEPROVIDER2( SvxShowCharSetAcc, OAccessibleSelectionHelper, OAccessibleHelper_Base )
bool SvxShowCharSetAcc::implIsSelected( sal_Int32 nAccessibleChildIndex )
{
return m_pParent && m_pParent->IsSelected(
sal::static_int_cast<sal_uInt16>(nAccessibleChildIndex));
}
// select the specified child => watch for special ChildIndexes (ACCESSIBLE_SELECTION_CHILD_xxx)
void SvxShowCharSetAcc::implSelect(sal_Int32 nAccessibleChildIndex, bool bSelect)
{
if ( m_pParent )
{
if ( bSelect )
m_pParent->SelectIndex(nAccessibleChildIndex, true);
else
m_pParent->DeSelect();
}
}
css::awt::Rectangle SvxShowCharSetAcc::implGetBounds()
{
awt::Rectangle aRet;
if (m_pParent)
{
const Point aOutPos;//( m_pParent->GetPosPixel() );
Size aOutSize( m_pParent->GetOutputSizePixel());
aRet.X = aOutPos.X();
aRet.Y = aOutPos.Y();
aRet.Width = aOutSize.Width();
aRet.Height = aOutSize.Height();
}
return aRet;
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleChildCount()
{
OExternalLockGuard aGuard( this );
return m_pParent->getMaxCharCount();
}
uno::Reference< css::accessibility::XAccessible > SAL_CALL SvxShowCharSetAcc::getAccessibleChild( sal_Int32 i )
{
OExternalLockGuard aGuard( this );
uno::Reference< css::accessibility::XAccessible > xRet;
SvxShowCharSetItem* pItem = m_pParent->ImplGetItem( static_cast< sal_uInt16 >( i ) );
if( !pItem )
throw lang::IndexOutOfBoundsException();
pItem->m_pParent = this;
xRet = pItem->GetAccessible();
m_aChildren.push_back(xRet);
return xRet;
}
uno::Reference< css::accessibility::XAccessible > SAL_CALL SvxShowCharSetAcc::getAccessibleParent()
{
OExternalLockGuard aGuard( this );
if (m_pParent)
return m_pParent->getAccessibleParent();
return uno::Reference<css::accessibility::XAccessible>();
}
sal_Int16 SAL_CALL SvxShowCharSetAcc::getAccessibleRole()
{
return css::accessibility::AccessibleRole::TABLE;
}
OUString SAL_CALL SvxShowCharSetAcc::getAccessibleDescription()
{
OExternalLockGuard aGuard( this );
return SvxResId( RID_SVXSTR_CHARACTER_SELECTION );
}
OUString SAL_CALL SvxShowCharSetAcc::getAccessibleName()
{
OExternalLockGuard aGuard( this );
return SvxResId( RID_SVXSTR_CHAR_SEL_DESC );
}
uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL SvxShowCharSetAcc::getAccessibleRelationSet()
{
return uno::Reference< css::accessibility::XAccessibleRelationSet >();
}
uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL SvxShowCharSetAcc::getAccessibleStateSet()
{
OExternalLockGuard aGuard( this );
rtl::Reference<::utl::AccessibleStateSetHelper> pStateSet = new ::utl::AccessibleStateSetHelper;
if (m_pParent)
{
// SELECTABLE
pStateSet->AddState( AccessibleStateType::FOCUSABLE );
if (m_pParent->HasFocus())
{
pStateSet->AddState( AccessibleStateType::FOCUSED );
pStateSet->AddState( AccessibleStateType::ACTIVE );
}
if (m_pParent->IsEnabled())
{
pStateSet->AddState( AccessibleStateType::ENABLED );
pStateSet->AddState( AccessibleStateType::SENSITIVE );
}
if (m_pParent->IsVisible())
pStateSet->AddState( AccessibleStateType::VISIBLE );
pStateSet->AddState( AccessibleStateType::MANAGES_DESCENDANTS );
}
return pStateSet;
}
uno::Reference< css::accessibility::XAccessible > SAL_CALL SvxShowCharSetAcc::getAccessibleAtPoint( const awt::Point& aPoint )
{
OExternalLockGuard aGuard( this );
uno::Reference< css::accessibility::XAccessible > xRet;
const sal_uInt16 nItemId = sal::static_int_cast<sal_uInt16>(
m_pParent->PixelToMapIndex( Point( aPoint.X, aPoint.Y ) ));
if( sal_uInt16(-1) != nItemId )
{
SvxShowCharSetItem* pItem = m_pParent->ImplGetItem( nItemId );
xRet = pItem->GetAccessible();
}
return xRet;
}
void SAL_CALL SvxShowCharSetAcc::grabFocus()
{
OExternalLockGuard aGuard( this );
m_pParent->GrabFocus();
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleRowCount( )
{
return ((getAccessibleChildCount()-1) / COLUMN_COUNT) + 1;
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleColumnCount( )
{
return COLUMN_COUNT;
}
OUString SAL_CALL SvxShowCharSetAcc::getAccessibleRowDescription( sal_Int32 /*nRow*/ )
{
return OUString();
}
OUString SAL_CALL SvxShowCharSetAcc::getAccessibleColumnDescription( sal_Int32 /*nColumn*/ )
{
return OUString();
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleRowExtentAt( sal_Int32 /*nRow*/, sal_Int32 /*nColumn*/ )
{
return 1;
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleColumnExtentAt( sal_Int32 /*nRow*/, sal_Int32 /*nColumn*/ )
{
return 1;
}
Reference< XAccessibleTable > SAL_CALL SvxShowCharSetAcc::getAccessibleRowHeaders( )
{
return Reference< XAccessibleTable >();
}
Reference< XAccessibleTable > SAL_CALL SvxShowCharSetAcc::getAccessibleColumnHeaders( )
{
return Reference< XAccessibleTable >();
}
Sequence< sal_Int32 > SAL_CALL SvxShowCharSetAcc::getSelectedAccessibleRows( )
{
OExternalLockGuard aGuard( this );
Sequence< sal_Int32 > aSel(1);
aSel[0] = SvxShowCharSet::GetRowPos(m_pParent->GetSelectIndexId());
return aSel;
}
Sequence< sal_Int32 > SAL_CALL SvxShowCharSetAcc::getSelectedAccessibleColumns( )
{
OExternalLockGuard aGuard( this );
Sequence< sal_Int32 > aSel(1);
aSel[0] = SvxShowCharSet::GetColumnPos(m_pParent->GetSelectIndexId());
return aSel;
}
sal_Bool SAL_CALL SvxShowCharSetAcc::isAccessibleRowSelected( sal_Int32 nRow )
{
OExternalLockGuard aGuard( this );
return SvxShowCharSet::GetRowPos(m_pParent->GetSelectIndexId()) == nRow;
}
sal_Bool SAL_CALL SvxShowCharSetAcc::isAccessibleColumnSelected( sal_Int32 nColumn )
{
OExternalLockGuard aGuard( this );
ensureAlive();
return SvxShowCharSet::GetColumnPos(m_pParent->GetSelectIndexId()) == nColumn;
}
Reference< XAccessible > SAL_CALL SvxShowCharSetAcc::getAccessibleCellAt( sal_Int32 nRow, sal_Int32 nColumn )
{
OExternalLockGuard aGuard( this );
svx::SvxShowCharSetItem* pItem = m_pParent->ImplGetItem(
sal::static_int_cast<sal_uInt16>(getAccessibleIndex(nRow,nColumn) ));
if ( !pItem )
throw IndexOutOfBoundsException();
return pItem->GetAccessible();
}
Reference< XAccessible > SAL_CALL SvxShowCharSetAcc::getAccessibleCaption( )
{
return Reference< XAccessible >();
}
Reference< XAccessible > SAL_CALL SvxShowCharSetAcc::getAccessibleSummary( )
{
return Reference< XAccessible >();
}
sal_Bool SAL_CALL SvxShowCharSetAcc::isAccessibleSelected( sal_Int32 nRow, sal_Int32 nColumn )
{
OExternalLockGuard aGuard( this );
return m_pParent->GetSelectIndexId() == getAccessibleIndex(nRow,nColumn);
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleIndex( sal_Int32 nRow, sal_Int32 nColumn )
{
return (nRow*COLUMN_COUNT) + nColumn;
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleRow( sal_Int32 nChildIndex )
{
OExternalLockGuard aGuard( this );
return SvxShowCharSet::GetRowPos(sal::static_int_cast<sal_uInt16>(nChildIndex));
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getAccessibleColumn( sal_Int32 nChildIndex )
{
OExternalLockGuard aGuard( this );
return SvxShowCharSet::GetColumnPos(sal::static_int_cast<sal_uInt16>(nChildIndex));
}
SvxShowCharSetItemAcc::SvxShowCharSetItemAcc( SvxShowCharSetItem* pParent ) : mpParent( pParent )
{
OSL_ENSURE(pParent,"NO parent supplied!");
osl_atomic_increment(&m_refCount);
{ // #b6211265 #
lateInit(this);
}
osl_atomic_decrement(&m_refCount);
}
SvxShowCharSetItemAcc::~SvxShowCharSetItemAcc()
{
ensureDisposed();
}
IMPLEMENT_FORWARD_XINTERFACE2( SvxShowCharSetItemAcc, OAccessibleComponentHelper, OAccessibleHelper_Base_3 )
IMPLEMENT_FORWARD_XTYPEPROVIDER2( SvxShowCharSetItemAcc, OAccessibleComponentHelper, OAccessibleHelper_Base_3 )
void SvxShowCharSetItemAcc::ParentDestroyed()
{
const ::osl::MutexGuard aGuard( GetMutex() );
mpParent = nullptr;
}
sal_Int32 SAL_CALL SvxShowCharSetItemAcc::getAccessibleChildCount()
{
return 0;
}
uno::Reference< css::accessibility::XAccessible > SAL_CALL SvxShowCharSetItemAcc::getAccessibleChild( sal_Int32 /*i*/ )
{
throw lang::IndexOutOfBoundsException();
}
uno::Reference< css::accessibility::XAccessible > SAL_CALL SvxShowCharSetItemAcc::getAccessibleParent()
{
OExternalLockGuard aGuard( this );
return mpParent->m_pParent;
}
sal_Int16 SAL_CALL SvxShowCharSetItemAcc::getAccessibleRole()
{
return css::accessibility::AccessibleRole::TABLE_CELL;
}
OUString SAL_CALL SvxShowCharSetItemAcc::getAccessibleDescription()
{
OExternalLockGuard aGuard( this );
OUString sDescription;
const OUString aCharStr( mpParent->maText);
const sal_UCS4 c = aCharStr.iterateCodePoints( &o3tl::temporary(sal_Int32(0)) );
const int tmp_len = (c < 0x10000) ? 4 : 6;
char buf[16] = "0x0000";
sal_UCS4 c_Shifted = c;
for( int i = 0; i < tmp_len; ++i )
{
char h = static_cast<char>(c_Shifted & 0x0F);
buf[tmp_len+1-i] = (h > 9) ? (h - 10 + 'A') : (h + '0');
c_Shifted >>= 4;
}
if( c < 256 )
snprintf( buf+6, 10, " (%" SAL_PRIuUINT32 ")", c );
sDescription = SvxResId( RID_SVXSTR_CHARACTER_CODE )
+ " "
+ OUString(buf, strlen(buf), RTL_TEXTENCODING_ASCII_US);
return sDescription;
}
OUString SAL_CALL SvxShowCharSetItemAcc::getAccessibleName()
{
OExternalLockGuard aGuard( this );
OUString aRet;
if( mpParent )
{
aRet = mpParent->maText;
if (aRet.isEmpty())
aRet = getAccessibleDescription();
}
return aRet;
}
uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL SvxShowCharSetItemAcc::getAccessibleRelationSet()
{
return uno::Reference< css::accessibility::XAccessibleRelationSet >();
}
uno::Reference< css::accessibility::XAccessibleStateSet > SAL_CALL SvxShowCharSetItemAcc::getAccessibleStateSet()
{
OExternalLockGuard aGuard( this );
rtl::Reference<::utl::AccessibleStateSetHelper> pStateSet = new ::utl::AccessibleStateSetHelper;
if( mpParent )
{
if (mpParent->mrParent.IsEnabled())
{
pStateSet->AddState( css::accessibility::AccessibleStateType::ENABLED );
// SELECTABLE
pStateSet->AddState( css::accessibility::AccessibleStateType::SELECTABLE );
pStateSet->AddState( css::accessibility::AccessibleStateType::FOCUSABLE );
}
// SELECTED
if( mpParent->mrParent.GetSelectIndexId() == mpParent->mnId )
{
pStateSet->AddState( css::accessibility::AccessibleStateType::SELECTED );
pStateSet->AddState( css::accessibility::AccessibleStateType::FOCUSED );
}
if ( mpParent->mnId >= mpParent->mrParent.FirstInView() && mpParent->mnId <= mpParent->mrParent.LastInView() )
{
pStateSet->AddState( AccessibleStateType::VISIBLE );
pStateSet->AddState( AccessibleStateType::SHOWING );
}
pStateSet->AddState( AccessibleStateType::TRANSIENT );
}
return pStateSet;
}
sal_Int32 SvxShowCharSetItemAcc::getAccessibleActionCount()
{
return 1;
}
sal_Bool SvxShowCharSetItemAcc::doAccessibleAction ( sal_Int32 nIndex )
{
OExternalLockGuard aGuard( this );
if( nIndex == 0 )
{
mpParent->mrParent.OutputIndex( mpParent->mnId );
return true;
}
throw IndexOutOfBoundsException();
}
OUString SvxShowCharSetItemAcc::getAccessibleActionDescription ( sal_Int32 nIndex )
{
if( nIndex == 0 )
return "press";
throw IndexOutOfBoundsException();
}
Reference< css::accessibility::XAccessibleKeyBinding > SvxShowCharSetItemAcc::getAccessibleActionKeyBinding( sal_Int32 nIndex )
{
if( nIndex == 0 )
return Reference< css::accessibility::XAccessibleKeyBinding >();
throw IndexOutOfBoundsException();
}
void SAL_CALL SvxShowCharSetItemAcc::grabFocus()
{
// nothing to do
}
awt::Rectangle SvxShowCharSetItemAcc::implGetBounds( )
{
awt::Rectangle aRet;
if( mpParent )
{
tools::Rectangle aRect( mpParent->maRect );
tools::Rectangle aParentRect(Point(), mpParent->mrParent.GetOutputSizePixel());
aRect.Intersection( aParentRect );
aRet.X = aRect.Left();
aRet.Y = aRect.Top();
aRet.Width = aRect.GetWidth();
aRet.Height = aRect.GetHeight();
}
return aRet;
}
uno::Reference< css::accessibility::XAccessible > SAL_CALL SvxShowCharSetItemAcc::getAccessibleAtPoint( const awt::Point& /*aPoint*/ )
{
return uno::Reference< css::accessibility::XAccessible >();
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getForeground( )
{
OExternalLockGuard aGuard( this );
//see SvxShowCharSet::InitSettings
const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
return static_cast<sal_Int32>(rStyleSettings.GetDialogTextColor());
}
sal_Int32 SAL_CALL SvxShowCharSetAcc::getBackground( )
{
OExternalLockGuard aGuard( this );
//see SvxShowCharSet::InitSettings
const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
return static_cast<sal_Int32>(rStyleSettings.GetWindowColor());
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */