unit1.pas

学生管理信息系统

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    DBGrid1: TDBGrid;
    MainMenu1: TMainMenu;
    N1: TMenuItem;
    N2: TMenuItem;
    N3: TMenuItem;
    N4: TMenuItem;
    N5: TMenuItem;
    N6: TMenuItem;
    N7: TMenuItem;
    Label1: TLabel;
    N8: TMenuItem;
    N9: TMenuItem;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    Button6: TButton;
    Button7: TButton;
    GroupBox1: TGroupBox;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Label2: TLabel;
    DBText1: TDBText;
    DBText2: TDBText;
    DBText3: TDBText;
    DBText4: TDBText;
    DBText5: TDBText;
    GroupBox2: TGroupBox;
    RadioButton1: TRadioButton;
    RadioButton2: TRadioButton;
    Table1: TTable;
    Table2: TTable;
    DataSource1: TDataSource;
    procedure N4Click(Sender: TObject);
    procedure N7Click(Sender: TObject);
    procedure N2Click(Sender: TObject);
    procedure N5Click(Sender: TObject);
    procedure N8Click(Sender: TObject);
    procedure N9Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button7Click(Sender: TObject);
    procedure RadioButton1Click(Sender: TObject);
    procedure RadioButton2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses Unit3, Unit4, Unit5, Unit6;

{$R *.dfm}

procedure TForm1.N4Click(Sender: TObject);
begin
form3.show;
end;

procedure TForm1.N7Click(Sender: TObject);
begin
form6.show;
end;

procedure TForm1.N2Click(Sender: TObject);
begin
close();
end;

procedure TForm1.N5Click(Sender: TObject);
begin
if form1.RadioButton1.Checked then
table1.delete;
if form1.RadioButton2.Checked then
table2.delete;
end;

procedure TForm1.N8Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.Active:=true;
if radiobutton2.checked then
table1.Active:=true;
end;

procedure TForm1.N9Click(Sender: TObject);
begin
form5.show;
end;

procedure TForm1.Button6Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.last;
if radiobutton2.checked then
table2.Last;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.First;
if radiobutton2.checked then
table2.First;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.MoveBy(-5);
if radiobutton2.checked then
table2.MoveBy(-5);
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.prior;
if radiobutton2.checked then
table2.Prior;
end;

procedure TForm1.Button4Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.next;
if radiobutton2.checked then
table2.next;
end;

procedure TForm1.Button5Click(Sender: TObject);
begin
if radiobutton1.checked then
table1.MoveBy(5);
if radiobutton2.checked then
table2.MoveBy(5);
end;

procedure TForm1.Button7Click(Sender: TObject);
begin
if radiobutton1.checked then
begin
table1.Active:=false;
table1.Active:=true;
end;
if radiobutton2.checked then
begin
table2.Active:=false;
table2.Active:=true;
end;
end;

procedure TForm1.RadioButton1Click(Sender: TObject);
begin
DataSource1.DataSet:=table1;
table1.Active:=true;
end;

procedure TForm1.RadioButton2Click(Sender: TObject);
begin
DataSource1.DataSet:=table2;
table2.Active:=true;
end;

end.