'partner_ids': fields.many2many('res.partner', 'crm_meeting_partner_rel', 'meeting_id','partner_id',
string='Attendees', states={'done': [('readonly', True)]}),
'state': fields.selection(
-- [('draft', 'Unconfirmed'), ('open', 'Confirmed'), ('cancel', 'Cancelled'), ('done', 'Done')],
++ [('draft', 'Unconfirmed'), ('open', 'Confirmed')],
string='Status', size=16, readonly=True),
# Meeting fields
'name': fields.char('Meeting Subject', size=128, required=True, states={'done': [('readonly', True)]}),