public function setEditableValueCallback($callback)
    {
        $this->isEditable() ?: $this->setEditable();
        $this->editableValueCallback = $callback;

        return $this;
    }
public function setEditableValueCallback($callback)
    {
        $this->isEditable() ?: $this->setEditable();
        $this->editableValueCallback = $callback;

        return $this;
    }
public function setEditableValueCallback ( $ callback ) { $ this -> isEditable ( ) ? : $ this -> setEditable ( ) ; $ this -> editableValueCallback = $ callback ; return $ this ; }
Sets editable value callback.
@param callback $callback for custom value; function($row, Columns\Editable $column) {}
@return Editable
Sets editable value callback .