ypxxunit.pas

《delphi 7.0_8.0课程设计与系统开发案例》随书代码

unit YPXXUnit;

interface

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

type
  TForm3 = class(TForm)
    Label1: TLabel;
    DataSource1: TDataSource;
    SpeedButton1: TSpeedButton;
    Label13: TLabel;
    Label14: TLabel;
    GroupBox1: TGroupBox;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    Label8: TLabel;
    Label9: TLabel;
    Label10: TLabel;
    Label11: TLabel;
    Label12: TLabel;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    DBEdit3: TDBEdit;
    DBEdit4: TDBEdit;
    DBEdit5: TDBEdit;
    DBEdit6: TDBEdit;
    DBEdit7: TDBEdit;
    DBEdit8: TDBEdit;
    DBEdit9: TDBEdit;
    DBEdit10: TDBEdit;
    DBEdit11: TDBEdit;
    Edit1: TEdit;
    SpeedButton2: TSpeedButton;
    SpeedButton3: TSpeedButton;
    SpeedButton4: TSpeedButton;
    SpeedButton5: TSpeedButton;
    Table1: TTable;
    Table1BDEDesigner: TStringField;
    Table1BDEDesigner2: TStringField;
    Table1BDEDesigner3: TStringField;
    Table1BDEDesigner4: TStringField;
    Table1BDEDesigner5: TStringField;
    Table1BDEDesigner6: TStringField;
    Table1BDEDesigner7: TCurrencyField;
    Table1BDEDesigner8: TStringField;
    Table1BDEDesigner9: TStringField;
    Table1BDEDesigner10: TStringField;
    Table1BDEDesigner11: TStringField;
    procedure SpeedButton2Click(Sender: TObject);
    procedure SpeedButton3Click(Sender: TObject);
    procedure SpeedButton4Click(Sender: TObject);
    procedure SpeedButton5Click(Sender: TObject);
    procedure SpeedButton1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form3: TForm3;

implementation

{$R *.dfm}

procedure TForm3.SpeedButton2Click(Sender: TObject);
begin
Table1.Append;
end;

procedure TForm3.SpeedButton3Click(Sender: TObject);
begin
Table1.Delete;
end;

procedure TForm3.SpeedButton4Click(Sender: TObject);
begin
Table1.Edit;
Table1.Post;
end;

procedure TForm3.SpeedButton5Click(Sender: TObject);
begin
Close;
end;

procedure TForm3.SpeedButton1Click(Sender: TObject);
begin
 With Table1 do
 begin
   Indexname:='YPMC';
   Open;
   SetKey;
   FieldByname('药品名称').Asstring:=Edit1.text;
   GotoNearest;
   if DBEdit1.Text<>Edit1.text then
   Showmessage('没有该药品信息！');
   End;
   End;


end.