Retrieves default values for the $form_state array.
function form_state_defaults() {
return array(
'rebuild' => FALSE,
'rebuild_info' => array(),
'redirect' => NULL,
// @todo 'args' is usually set, so no other default 'build_info' keys are
// appended via += form_state_defaults().
'build_info' => array(
'args' => array(),
'files' => array(),
),
'temporary' => array(),
'submitted' => FALSE,
'executed' => FALSE,
'programmed' => FALSE,
'programmed_bypass_access_check' => TRUE,
'cache' => FALSE,
'method' => 'post',
'groups' => array(),
'buttons' => array(),
);
}