uflookup.pas

来自「delphi编程控件」· PAS 代码 · 共 63 行

unit uflookup;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  adbgrid, ExtCtrls, StdCtrls, Buttons, DBCtrls, aimctrls, filtcomp,
  aflookup, Refer, afilter, DB;

type
  TFALookupFilter = class(TForm)
    Panel1: TPanel;
    AutoDBGrid1: TAutoDBGrid;
    DBNavigator1: TDBNavigator;
    BitBtn1: TBitBtn;
    Label1: TLabel;
    SpinImageFilter1: TSpinImageFilter;
    Label2: TLabel;
    Label3: TLabel;
    LookupComboFilter1: TLookupComboFilter;
    ReferenceFilter1: TReferenceFilter;
    FilterLink1: TFilterLink;
    FilterLink2: TFilterLink;
    FilterLink3: TFilterLink;
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FALookupFilter: TFALookupFilter;

implementation

uses udm;

{$R *.DFM}

procedure TFALookupFilter.FormClose(Sender: TObject;
  var Action: TCloseAction);
begin
  Action := caFree;
  FALookupFilter := Nil;
  DM.ATReservat.Filter := '';
end;

procedure TFALookupFilter.FormCreate(Sender: TObject);
begin
  DM.ATReservat.Filter := '&pm &custno &eventno';
end;

procedure TFALookupFilter.FormDestroy(Sender: TObject);
begin
  if Not (csDestroying in DM.ComponentState) then
    DM.ATReservat.Filter := '';
end;

end.