unit1.pas.~5~

来自「演示三层C-S实例的开发」· ~5~ 代码 · 共 47 行

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, Grids, DBGrids, StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    DBGrid1: TDBGrid;
    Edit1: TEdit;
    Label1: TLabel;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
uses unit2;
procedure TForm1.Button1Click(Sender: TObject);
begin
if trim(edit1.Text)<>'' then
begin
  with datamodule2.ClientDataSet1  do
      begin
         close;
         commandtext:=edit1.text;
         try
         open;
         except
         application.MessageBox('语句出现错误，请检查！','提示',0);
         end;
      end;
end;
end;

end.