unit9.~pas

图书管理系统

unit Unit9;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, DBCtrls, Mask, DB, DBTables, Grids, DBGrids,Unit7;

type
  TForm9 = class(TForm)
    DataSource1: TDataSource;
    DBGrid1: TDBGrid;
    Table1: TTable;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    DBEdit3: TDBEdit;
    DBEdit4: TDBEdit;
    DBEdit5: TDBEdit;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    Button6: TButton;
    Label7: TLabel;
    Label8: TLabel;
    Button7: TButton;
    Label6: TLabel;
    Label9: TLabel;
    Label10: TLabel;
    DBEdit6: TDBEdit;
    DBEdit7: TDBEdit;
    DBEdit8: TDBEdit;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
    procedure Button7Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form9: TForm9;

implementation

uses Unit3;

{$R *.dfm}

procedure TForm9.Button1Click(Sender: TObject);
begin
table1.Last;
table1.Append;
end;

procedure TForm9.Button2Click(Sender: TObject);
begin
table1.Edit;
end;

procedure TForm9.Button3Click(Sender: TObject);
var
a:integer;
begin
a:=application.messagebox('确实要删除吗？','确认框',mb_OKCANCEL);
if a=idOK then
table1.Delete;
end;

procedure TForm9.Button5Click(Sender: TObject);
begin
table1.Post;
end;

procedure TForm9.Button4Click(Sender: TObject);
begin
table1.Cancel;
end;

procedure TForm9.Button6Click(Sender: TObject);
begin
close;
end;

procedure TForm9.Button7Click(Sender: TObject);
begin
form7:=Tform7.Create(self);
form7.Show;
with form7 do
begin
DBEdit1.Text:='';
Table1.Active:=true;
table1.Edit;
form7.DBEdit1.Text:='';
 end;

end;

end.