protected function lstClassProperty_Create()
 {
     $this->lstClassProperty = new QListBox($this);
     $this->lstClassProperty->Name = QApplication::Translate('Class Property');
     $this->lstClassProperty->AddItem(QApplication::Translate('- Select One -'), null);
     $objClassPropertyArray = ClassProperty::LoadAll();
     if ($objClassPropertyArray) {
         foreach ($objClassPropertyArray as $objClassProperty) {
             $objListItem = new QListItem($objClassProperty->__toString(), $objClassProperty->Id);
             if ($objClassProperty->VariableId == $this->objVariable->Id) {
                 $objListItem->Selected = true;
             }
             $this->lstClassProperty->AddItem($objListItem);
         }
     }
     // Because ClassProperty's ClassProperty is not null, if a value is already selected, it cannot be changed.
     if ($this->lstClassProperty->SelectedValue) {
         $this->lstClassProperty->Enabled = false;
     }
 }
 public function dtgClassProperty_Bind()
 {
     // Get Total Count b/c of Pagination
     $this->dtgClassProperty->TotalItemCount = ClassProperty::CountAll();
     $objClauses = array();
     if ($objClause = $this->dtgClassProperty->OrderByClause) {
         array_push($objClauses, $objClause);
     }
     if ($objClause = $this->dtgClassProperty->LimitClause) {
         array_push($objClauses, $objClause);
     }
     $this->dtgClassProperty->DataSource = ClassProperty::LoadAll($objClauses);
 }