[Error] haimengDBLookupComboBoxEx.pas(36): Incompatible        types: 'Controls.TAlign' and 'haimengDBLookupComboBoxEx.TAlign' 
  [Error] haimengDBLookupComboBoxEx.pas(38): Incompatible types: 'StdCtrls.TBorderStyle' and 'haimengDBLookupComboBoxEx.TBorderStyle'原程序是这样:unit haimengDBLookupComboBoxEx;interfaceuses
  Windows, Messages, SysUtils, Classes, Controls,StdCtrls, DBCtrls,QControls;type
  _haimengDBLookupComboBoxEx = class(TDBLookupComboBox)
  private
    myEdit:TEdit;
    { Private declarations }
  protected
    { Protected declarations }
  public
    constructor Create(AOwner:TComponent);override;
    { Public declarations }
  published
    { Published declarations }
  end;procedure Register;implementation
procedure Register;
begin
  RegisterComponents('Samples', [_haimengDBLookupComboBoxEx]);
end;constructor _haimengDBLookupComboBoxEx.Create(AOwner:TComponent);
begin
 inherited Create(AOWner);
 myEdit:=TEdit.Create(Self);
 myEdit.Align:=alLeft;  //***
 myEdit.Parent:=Self;
 myEdit.BorderStyle:=bsNone; //***
end;end.