lspeed.pas

不完备信息的数据发现

unit lspeed;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Mask, DBCtrls, DB, ADODB;

type
  Tlspeedf = class(TForm)
    Q_speed: TADOQuery;
    DS_speed: TDataSource;
    DBEdit_hspeed: TDBEdit;
    DBEdit_lspeed: TDBEdit;
    Label1: TLabel;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  lspeedf: Tlspeedf;

implementation
uses dm,main_page;
{$R *.dfm}

procedure Tlspeedf.Button1Click(Sender: TObject);
begin
  Q_speed.CheckBrowseMode;
  Q_speed.ExecSQL;
end;

procedure Tlspeedf.FormShow(Sender: TObject);
begin
  Q_speed.Close;
  Q_speed.SQL.Text:='select * FROM '+DatabaseName+'speedset' ;
  Q_speed.Open;
  if Q_speed.IsEmpty then
  Q_speed.Insert
  else Q_speed.Edit;

end;
end.