unit3.pas

一个很简单的人事管理系统

unit Unit3;

interface

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

type
  TmimaForm = class(TForm)
    Label2: TLabel;
    Label3: TLabel;
    Label5: TLabel;
    Edit1: TEdit;
    Edit3: TEdit;
    Edit4: TEdit;
    Image1: TImage;
    Image2: TImage;
    ADOConnection1: TADOConnection;
    ADOQuery1: TADOQuery;
    GroupBox1: TGroupBox;
    procedure FormCreate(Sender: TObject);
    procedure Image2Click(Sender: TObject);
    procedure FormActivate(Sender: TObject);
    procedure Image1Click(Sender: TObject);
    procedure Edit3KeyPress(Sender: TObject; var Key: Char);
    procedure Edit4KeyPress(Sender: TObject; var Key: Char);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  mimaForm: TmimaForm;

implementation

{$R *.dfm}

procedure TmimaForm.FormCreate(Sender: TObject);
begin
BorderIcons:=[];//这样主窗体不能最大化最小化等等

end;

procedure TmimaForm.Image2Click(Sender: TObject);
begin
edit1.Text:='';

edit3.Text:='';
edit4.Text:='';
close;
end;

procedure TmimaForm.FormActivate(Sender: TObject);
begin
edit3.SetFocus;
end;

procedure TmimaForm.Image1Click(Sender: TObject);
begin
  if (edit3.Text='') and (edit4.Text='') then
  begin
   Application.MessageBox('请输入新密码！','提示信息',mb_ok);
   edit3.SetFocus;
   exit;
  end;
  if edit3.Text=edit4.Text then
  begin


adoquery1.SQL.Text:='update Operator set Passnum=:pa where Name=:nana';

     adoquery1.Parameters.ParamByName('nana').Value:=edit1.Text;
     adoquery1.Parameters.ParamByName('pa').Value:=edit4.Text;

        adoquery1.ExecSQL;
         adoquery1.Close;

        Application.MessageBox('用户密码修改成功','提示信息',mb_defbutton1+mb_iconexclamation+mb_ok);

        close;
  end
  else
  begin
Application.MessageBox('两次输入密码不相同，请重新输入密码！','提示信息',mb_defbutton1+mb_iconexclamation+mb_ok);
  edit3.Text:='';
  edit4.Text:='';
  edit3.SetFocus;
  end;



end;

procedure TmimaForm.Edit3KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then Image1.OnClick(self);


  if length(edit3.Text)>7 then
     begin
      key:=chr(0);
       Application.MessageBox('您输入的密码大于了8个字符','提示错误',mb_ok);
      edit3.Text:='';
     end
end;

procedure TmimaForm.Edit4KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then Image1.OnClick(self);


  if length(edit4.Text)>7 then
     begin
      key:=chr(0);
       Application.MessageBox('您输入的密码大于了8个字符','提示错误',mb_ok);
      edit4.Text:='';
     end
end;

procedure TmimaForm.FormClose(Sender: TObject; var Action: TCloseAction);
begin
edit3.Text:='';
edit4.Text:='';
end;

end.