unit4.pas

来自「简单的选课系统 采用delphi书写 包含简单的管理功能以及学生 教师 」· PAS 代码 · 共 75 行

unit Unit4;

interface

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

type
  TForm4 = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form4: TForm4;
  pass:string;

implementation
uses unit1,unit6,Unit7,unit12,unit13;
{$R *.dfm}

procedure TForm4.Button1Click(Sender: TObject);
begin
    Form7.Edit1.Enabled:=False;
    Form7.Edit2.Enabled:=False;
    Form7.Edit3.Enabled:=False;
    Form7.Edit4.Enabled:=False;
    Form7.Edit5.Enabled:=False;
    Form7.Edit6.Enabled:=False;
    Form7.ComboBox1.Enabled:=False;
    Form7.Edit1.Text:=pass;
    Unit7.pass:=pass;
    Form7.Show;
end;

procedure TForm4.Button2Click(Sender: TObject);
begin
    form12.show;
end;

procedure TForm4.Button3Click(Sender: TObject);
begin
    with data.ADOQuery1 do
    begin
      close;
      sql.Clear;
      sql.Add('select * from 选课表');
      sql.Add('where 学生学号='''+pass+'''');
      open;
      unit13.pass:=pass;
      form13.Show;
    end
end;

procedure TForm4.Button4Click(Sender: TObject);
begin
    form1.Show;
    close;
end;

end.