public function removeRessource($sender, $param)
{
AufgabeRessourceRecord::finder()->deleteByPk($param->Item->lstpart_idtm_aufgabe_ressource->Text);
$this->bindListRessource();
}
public function addRessource()
{
if ($this->ttidtm_aufgabe_ressource->Text > 0) {
$myRecord = AufgabeRessourceRecord::finder()->findByPK($this->ttidtm_aufgabe_ressource->Text);
} else {
$myRecord = new AufgabeRessourceRecord();
}
$myRecord->idtm_aufgabe = $this->Aedidtm_aufgaben->Text;
$myRecord->idtm_ressource = $this->ttidtm_ressource->Text;
$myRecord->auf_res_dauer = $this->ttauf_res_dauer->Text;
$myRecord->save();
$this->RessourcebindList();
}