text: /**************************************************************
   * 
   * 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
   * 
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   * 
   *************************************************************/
  
  
  
  // MARKER(update_precomp.py): autogen include statement, do not remove
  #include "precompiled_svtools.hxx"
  #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 "svtaccessiblefactory.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(long _nRow, sal_uInt16 _nColumnPos,const TriState& eState,sal_Bool _bEnabled)
  {
      Reference< XAccessible > xAccessible( GetAccessible() );
  	Reference< XAccessibleContext > xAccContext;
      if ( xAccessible.is() )
          xAccContext = xAccessible->getAccessibleContext();
  
      Reference< XAccessible > xReturn;
      if ( xAccContext.is() )
      {
          xReturn = getAccessibleFactory().createAccessibleCheckBoxCell(
              xAccContext->getAccessibleChild( ::svt::BBINDEX_TABLE ),
              *this,
              NULL,
              _nRow,
              _nColumnPos,
  		    eState,
  		    _bEnabled,
              sal_True
          );
      }
      return xReturn;
  }
  // -----------------------------------------------------------------------------
  Reference< XAccessible > EditBrowseBox::CreateAccessibleCell( sal_Int32 _nRow, sal_uInt16 _nColumnPos )
  {
      return BrowseBox::CreateAccessibleCell( _nRow, _nColumnPos );
  }
  // -----------------------------------------------------------------------------
  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() )
      {
   	    Reference< XAccessible > xCont = aController->GetWindow().GetAccessible();
   	    Reference< XAccessible > xMy = GetAccessible();
   	    if ( xMy.is() && xCont.is() )
    	    {
   		    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, makeAny( m_aImpl->m_xActiveCell ), Any() );
    	    }
      }
  }
  
  // -----------------------------------------------------------------------------
  Reference< XAccessible > EditBrowseBox::CreateAccessibleControl( sal_Int32
  #ifdef DBG_UTIL
  _nIndex
  #endif
  )
  {
      DBG_ASSERT( 0 == _nIndex, "EditBrowseBox::CreateAccessibleControl: invalid index!" );
  
      if ( isAccessibleAlive() )
      {
      	if ( !m_aImpl->m_xActiveCell.is() )
      		implCreateActiveAccessible();
      }
  
      return m_aImpl->m_xActiveCell;
  }
  // -----------------------------------------------------------------------------
  Reference<XAccessible > EditBrowseBox::CreateAccessibleRowHeader( sal_Int32 _nRow )
  {
      return BrowseBox::CreateAccessibleRowHeader( _nRow );
  }
  // -----------------------------------------------------------------------------
  void EditBrowseBoxImpl::clearActiveCell()
  {
  	try
  	{
  		::comphelper::disposeComponent(m_xActiveCell);
  	}
  	catch(const Exception&)
  	{
  		OSL_ENSURE( sal_False, "EditBrowseBoxImpl::clearActiveCell: caught an exception while disposing the AccessibleCell!" );
  	}
  
  	m_xActiveCell = NULL;
  }
  // -----------------------------------------------------------------------------
  void EditBrowseBox::GrabTableFocus()
  {
  	if ( aController.Is() )
  		aController->GetWindow().GrabFocus();
  }
  //------------------------------------------------------------------------------
  void EditBrowseBox::DetermineFocus( const sal_uInt16 _nGetFocusFlags )
  {
  	sal_Bool bFocus = sal_False;
  	for (Window* pWindow = Application::GetFocusWindow();
  		 pWindow && !bFocus;
  		 pWindow = pWindow->GetParent())
  		 bFocus = pWindow == this;
  
  	if (bFocus != bHasFocus)
  	{
  		bHasFocus = bFocus;
  
  		if ( GetBrowserFlags( ) & EBBF_SMART_TAB_TRAVEL )
  		{
  			if	(	bHasFocus							// we got the focus
  				&&	( _nGetFocusFlags & GETFOCUS_TAB )	// using the TAB key
  				)
  			{
  				long nRows = GetRowCount();
  				sal_uInt16 nCols = ColCount();
  
  				if ( ( nRows > 0 ) && ( nCols > 0 ) )
  				{
  					if ( _nGetFocusFlags & GETFOCUS_FORWARD )
  					{
  						if ( GetColumnId( 0 ) != 0 )
  						{
  							GoToRowColumnId( 0, GetColumnId( 0 ) );
  						}
  						else
  						{	// the first column is the handle column -> not focussable
  							if ( nCols > 1 )
  								GoToRowColumnId( 0, GetColumnId( 1 ) );
  						}
  					}
  					else if ( _nGetFocusFlags & GETFOCUS_BACKWARD )
  					{
  						GoToRowColumnId( nRows - 1, GetColumnId( nCols -1 ) );
  					}
  				}
  			}
  		}
  	}
  }
  // -----------------------------------------------------------------------------
  Rectangle EditBrowseBox::GetFieldCharacterBounds(sal_Int32 _nRow,sal_Int32 _nColumnPos,sal_Int32 _nIndex)
  {
  	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
  // -----------------------------------------------------------------------------
  
  
  