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/* -*- 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 <svtools/editbrowsebox.hxx>
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/AccessibleEventId.hpp>
#include "editbrowseboximpl.hxx"
#include <comphelper/types.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <vcl/accessiblefactory.hxx>
#include <vcl/svapp.hxx>
#include <tools/debug.hxx>
#include <comphelper/diagnose_ex.hxx>
namespace svt
{
using namespace com::sun::star::accessibility;
using namespace com::sun::star::uno;
using namespace ::com::sun::star::accessibility::AccessibleEventId;
Reference< XAccessible > EditBrowseBox::CreateAccessibleCheckBoxCell(sal_Int32 _nRow, sal_uInt16 _nColumnPos,const TriState& eState)
{
Reference< XAccessible > xAccessible( GetAccessible() );
Reference< XAccessibleContext > xAccContext;
if ( xAccessible.is() )
xAccContext = xAccessible->getAccessibleContext();
Reference< XAccessible > xReturn;
if ( xAccContext.is() )
{
xReturn = getAccessibleFactory().createAccessibleCheckBoxCell(
xAccContext->getAccessibleChild( ::vcl::BBINDEX_TABLE ),
*this,
nullptr,
_nRow,
_nColumnPos,
eState,
true
);
}
return xReturn;
}
sal_Int32 EditBrowseBox::GetAccessibleControlCount() const
{
return IsEditing() ? 1 : 0;
}
void EditBrowseBox::implCreateActiveAccessible( )
{
DBG_ASSERT( IsEditing(), "EditBrowseBox::implCreateActiveAccessible: not to be called if we're not editing currently!" );
DBG_ASSERT( !m_aImpl->m_xActiveCell.is(), "EditBrowseBox::implCreateActiveAccessible: not to be called if the old one is still alive!" );
if ( m_aImpl->m_xActiveCell.is() || !IsEditing() )
return;
Reference< XAccessible > xCont = aController->GetWindow().GetAccessible();
Reference< XAccessible > xMy = GetAccessible();
if ( !(xMy.is() && xCont.is()) )
return;
m_aImpl->m_xActiveCell = getAccessibleFactory().createEditBrowseBoxTableCellAccess(
xMy, // parent accessible
xCont, // control accessible
VCLUnoHelper::GetInterface( &aController->GetWindow() ), // focus window (for notifications)
*this, // the browse box
GetCurRow(),
GetColumnPos( GetCurColumnId() )
);
commitBrowseBoxEvent( CHILD, Any( m_aImpl->m_xActiveCell ), Any() );
}
Reference< XAccessible > EditBrowseBox::CreateAccessibleControl( sal_Int32 _nIndex )
{
DBG_ASSERT( 0 == _nIndex, "EditBrowseBox::CreateAccessibleControl: invalid index!" );
if ( isAccessibleAlive() )
{
if ( !m_aImpl->m_xActiveCell.is() )
implCreateActiveAccessible();
}
return m_aImpl->m_xActiveCell;
}
void EditBrowseBoxImpl::clearActiveCell()
{
try
{
::comphelper::disposeComponent(m_xActiveCell);
}
catch(const Exception&)
{
TOOLS_WARN_EXCEPTION( "svtools", "EditBrowseBoxImpl::clearActiveCell: caught an exception while disposing the AccessibleCell!" );
}
m_xActiveCell = nullptr;
}
void EditBrowseBox::GrabTableFocus()
{
if ( aController.is() )
aController->GetWindow().GrabFocus();
}
void EditBrowseBox::DetermineFocus( const GetFocusFlags _nGetFocusFlags )
{
bool bFocus = ControlHasFocus();
for (vcl::Window* pWindow = Application::GetFocusWindow();
pWindow && !bFocus;
pWindow = pWindow->GetParent())
bFocus = pWindow == this;
if (bFocus == bHasFocus)
return;
bHasFocus = bFocus;
if ( !(GetBrowserFlags( ) & EditBrowseBoxFlags::SMART_TAB_TRAVEL) )
return;
if ( !(bHasFocus // we got the focus
&& ( _nGetFocusFlags & GetFocusFlags::Tab )) // using the TAB key
)
return;
sal_Int32 nRows = GetRowCount();
sal_uInt16 nCols = ColCount();
if (( nRows <= 0 ) || ( nCols <= 0 ))
return;
if ( _nGetFocusFlags & GetFocusFlags::Forward )
{
if ( GetColumnId( 0 ) != HandleColumnId )
{
GoToRowColumnId( 0, GetColumnId( 0 ) );
}
else
{ // the first column is the handle column -> not focussable
if ( nCols > 1 )
GoToRowColumnId( 0, GetColumnId( 1 ) );
}
}
else if ( _nGetFocusFlags & GetFocusFlags::Backward )
{
GoToRowColumnId( nRows - 1, GetColumnId( nCols -1 ) );
}
}
tools::Rectangle EditBrowseBox::GetFieldCharacterBounds(sal_Int32 _nRow,sal_Int32 _nColumnPos,sal_Int32 _nIndex)
{
tools::Rectangle aRect;
if ( SeekRow(_nRow) )
{
CellController* pController = GetController(
_nRow, GetColumnId( sal::static_int_cast< sal_uInt16 >(_nColumnPos) ) );
if ( pController )
aRect = pController->GetWindow().GetCharacterBounds(_nIndex);
}
return aRect;
}
sal_Int32 EditBrowseBox::GetFieldIndexAtPoint(sal_Int32 _nRow,sal_Int32 _nColumnPos,const Point& _rPoint)
{
sal_Int32 nRet = -1;
if ( SeekRow(_nRow) )
{
CellController* pController = GetController(
_nRow, GetColumnId( sal::static_int_cast< sal_uInt16 >(_nColumnPos) ) );
if ( pController )
nRet = pController->GetWindow().GetIndexForPoint(_rPoint);
}
return nRet;
}
} // namespace svt
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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