unit6.pas

一个学生管理系统

unit Unit6;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls, DB, ADODB, ComCtrls;

type
  Tchange = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    Button6: TButton;
    Button7: TButton;
    Button8: TButton;
    Edit1: TEdit;
    Edit2: TEdit;
    Button9: TButton;
    Button10: TButton;
    GroupBox1: TGroupBox;
    Label4: TLabel;
    Edit4: TEdit;
    Label5: TLabel;
    Edit5: TEdit;
    Label6: TLabel;
    Edit6: TEdit;
    Label7: TLabel;
    Edit7: TEdit;
    ADOConnection1: TADOConnection;
    ADOTable1: TADOTable;
    DataSource1: TDataSource;
    DateTimePicker1: TDateTimePicker;
    ADOQuery1: TADOQuery;
    DataSource2: TDataSource;
    procedure Button8Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
    procedure Button7Click(Sender: TObject);
    procedure Button10Click(Sender: TObject);
    procedure Button9Click(Sender: TObject);
    procedure Edit4Change(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  change: Tchange;

implementation

uses Unit4, Unit1, Unit3, Unit5, Unit7, Unit8;

{$R *.dfm}

procedure Tchange.Button8Click(Sender: TObject);
begin
  change.Close
end;

procedure Tchange.Button3Click(Sender: TObject);
begin
 score.ShowModal
end;

procedure Tchange.Button1Click(Sender: TObject);
begin
  uload.ShowModal
end;

procedure Tchange.Button2Click(Sender: TObject);
begin
  stuinfo.ShowModal
end;

procedure Tchange.Button5Click(Sender: TObject);
begin
  encourage.ShowModal
end;

procedure Tchange.Button6Click(Sender: TObject);
begin
   punish.ShowModal
end;

procedure Tchange.Button7Click(Sender: TObject);
begin
  fmodify.ShowModal
end;

procedure Tchange.Button10Click(Sender: TObject);
begin
   Edit1.SelectAll;
   Edit2.SelectAll;
   //Edit3.SelectAll;
   Edit4.SelectAll;
   Edit5.SelectAll;
   Edit6.SelectAll;
   Edit7.SelectAll;
   Edit1.ClearSelection;
   Edit2.ClearSelection;
   //Edit3.ClearSelection;
   Edit4.ClearSelection;
   Edit5.ClearSelection;
   Edit6.ClearSelection;
   Edit7.ClearSelection;
   end;

procedure Tchange.Button9Click(Sender: TObject);
  var StuNo,StuName,StuClass,StuDepart,ChangeName,ChangeTime,ChangeRemark:string;
begin
  with ADOTable1 do
       begin
       Open;
       StuNo:=Edit4.text;
       StuName:=Edit6.text;
       StuClass:=Edit5.text;
       StuDepart:=Edit7.text;
       ChangeName:=Edit2.text;
       ChangeRemark:=Edit1.text;
       //ChangeTime:=Edit3.text;
       append;
       SetFields([StuNo,StuName,StuClass,StuDepart,ChangeName,formatdatetime('dddddd',DatetimePicker1.Date),ChangeRemark]);
       application.MessageBox('添加成功，请确认；若要添加下一项内容，请按“清空”按钮继续！','',MB_OK);
       Post;
   end;
end;

procedure Tchange.Edit4Change(Sender: TObject);
  Var SqlStr:string;
begin
  With ADOQuery1 do
     begin
       close;
       ADOQuery1.SQL.Clear;
       SqlStr:='Select * from 学生信息数据表 Where StuNo='+''''+Edit4.Text+'''';
       ADOQuery1.SQL.Add(SqlStr);
       Open;
       Edit6.Text:=Fieldbyname('Name').asstring;
       Edit5.Text:=Fieldbyname('StuClass').asstring;
       Edit7.Text:=Fieldbyname('DepartMent').asstring;
     end;
  Button9.Enabled:=True;
end;

end.