void AccObject::UpdateState()

in main/winaccessibility/source/service/AccObject.cxx [722:899]
161 lines of code
83 McCabe index (conditional complexity)

void AccObject::UpdateState()
{
    if (!m_pIMAcc)
    {
        return;
    }

    XAccessibleContext* pContext  = m_xAccContextRef.get();
    Reference< XAccessibleStateSet > pRState = pContext->getAccessibleStateSet();
    if( !pRState.is() )
    {
        assert(false);
        return ;
    }

    m_pIMAcc->SetState(0L);

    if ( m_accRole == POPUP_MENU )
    {
        return;
    }

    Sequence<short> pStates = pRState->getStates();
    int count = pStates.getLength();

    sal_Bool isEnable = sal_False;
    sal_Bool isShowing = sal_False;
    sal_Bool isEditable = sal_False;
    sal_Bool isVisible = sal_False;
    sal_Bool isFocusable = sal_False;

    for( int iIndex = 0;iIndex < count;iIndex++ )
    {
        if( pStates[iIndex] == ENABLED )
            isEnable = sal_True;
        else if( pStates[iIndex] == SHOWING)
            isShowing = sal_True;
        else if( pStates[iIndex] == VISIBLE)
            isVisible = sal_True;
        else if( pStates[iIndex] == EDITABLE )
            isEditable = sal_True;
        else if (pStates[iIndex] == FOCUSABLE)
            isFocusable = sal_True;
        IncreaseState( pStates[iIndex]);
    }
    sal_Bool bIsMenuItem = m_accRole == MENU_ITEM || m_accRole == RADIO_MENU_ITEM || m_accRole == CHECK_MENU_ITEM;

    if(bIsMenuItem)
    {
        if(!(isShowing && isVisible) )
        {
            m_pIMAcc->IncreaseState( STATE_SYSTEM_INVISIBLE );
            m_pIMAcc->DecreaseState( STATE_SYSTEM_FOCUSABLE );
        }
    }
    else
    {
        if(!(isShowing || isVisible) )
            m_pIMAcc->IncreaseState( STATE_SYSTEM_INVISIBLE );
    }

    short Role = m_accRole;

    if( m_pIMAcc )
    {
        switch(m_accRole)
        {
        case LABEL:
            m_pIMAcc->IncreaseState( STATE_SYSTEM_READONLY );
            break;
        case TEXT:
            // 2. editable combobox -> readonly ------ bridge
        case EMBEDDED_OBJECT:
        case END_NOTE:
        case FOOTER:
        case FOOTNOTE:
        case GRAPHIC:
        case HEADER:
        case HEADING:

            //Image Map
        case PARAGRAPH:
        case PASSWORD_TEXT:
        case SHAPE:
        case SPIN_BOX:
        case TABLE:
        case TABLE_CELL:
        case TEXT_FRAME:
        case DATE_EDITOR:
        case DOCUMENT:
        case COLUMN_HEADER:
            {
                if(!isEditable)
                    m_pIMAcc->IncreaseState( STATE_SYSTEM_READONLY );
            }
            break;
        default:
            break;
        }
    }

    if( isEnable )
    {

        if(!(Role == FILLER || Role == END_NOTE || Role == FOOTER || Role == FOOTNOTE || Role == GROUP_BOX || Role == RULER
                || Role == HEADER || Role == ICON || Role == INTERNAL_FRAME || Role == LABEL || Role == LAYERED_PANE
                || Role == SCROLL_BAR || Role == SCROLL_PANE || Role == SPLIT_PANE || Role == STATUS_BAR || Role == TOOL_TIP))
        {
            if( SEPARATOR == Role  )
            {
                if( ( m_pParentObj != NULL ) && ( MENU == m_pParentObj->m_accRole  || POPUP_MENU == m_pParentObj->m_accRole ))
                    IncreaseState( FOCUSABLE );
            }

            else if (TABLE_CELL == Role || TABLE == Role || PANEL == Role || OPTION_PANE == Role ||
                     COLUMN_HEADER == Role)
            {
                if (isFocusable)
                    IncreaseState( FOCUSABLE );
            }
            else
            {
                if(bIsMenuItem)
                {
                    if ( isShowing && isVisible)
                    {
                        IncreaseState( FOCUSABLE );
                    }
                }
                else
                {
                    IncreaseState( FOCUSABLE );
                }
            }
        }
    }
    else
    {
        m_pIMAcc->IncreaseState( STATE_SYSTEM_UNAVAILABLE );
        sal_Bool isDecreaseFocusable = sal_False;
        if( !((Role == MENU_ITEM) ||
                (Role == RADIO_MENU_ITEM) ||
                (Role == CHECK_MENU_ITEM)) )
        {
            if  ( Role == TOGGLE_BUTTON || Role == PUSH_BUTTON || BUTTON_DROPDOWN == Role)
            {
                if(( m_pParentObj != NULL )&& (TOOL_BAR ==  m_pParentObj->m_accRole ) )
                    IncreaseState( FOCUSABLE );
                else
                    DecreaseState( FOCUSABLE );
            }
            else
                DecreaseState( FOCUSABLE );
        }
        else if( isShowing || isVisible )
        {
            IncreaseState( FOCUSABLE );
        }
    }

    if( m_pIMAcc )
    {
        switch(m_accRole)
        {
        case POPUP_MENU:
        case MENU:
            if( pContext->getAccessibleChildCount() > 0 )
                m_pIMAcc->IncreaseState( STATE_SYSTEM_HASPOPUP );
            break;
        case PASSWORD_TEXT:
            m_pIMAcc->IncreaseState( STATE_SYSTEM_PROTECTED );
            break;
        default:
            break;
        }
    }

}