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