type
TMycxGridFilterPopup = class(TcxGridFilterPopup)
  Edit: TcxTextEdit;
  procedure InitListBox; override;
  constructor Create(AGridView: TcxCustomGridView); override;
end;

TMycxGridTableController = class(TcxGridTableController)
  function GetFilterPopupClass: TcxGridFilterPopupClass;override;
end;

TcxGridTableView = class(cxGridTableView.TcxGridTableView)
  function GetControllerClass: TcxCustomGridControllerClass;override;
end;


{ TMycxGridTableView }

function TcxGridTableView.GetControllerClass: TcxCustomGridControllerClass;
begin
  Result := TMycxGridTableController;
end;

{ TMycxCustomGridTableController }

function TMycxGridTableController.GetFilterPopupClass: TcxGridFilterPopupClass;
begin
  Result := TMycxGridFilterPopup;
end;

{ TMycxGridFilterPopup }

constructor TMycxGridFilterPopup.Create(AGridView: TcxCustomGridView);
begin
  inherited ;
  Edit := TcxTextEdit.Create(self);
  Edit.Parent := self;
end;

procedure TMycxGridFilterPopup.InitListBox;
begin
//  inherited InitListBox;
end;