del_cjgly.~pas

系统管理程序的源码

unit del_cjgly;

interface

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

type
  Tsccjgly = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
   
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  sccjgly: Tsccjgly;

implementation

uses mydata, w_main;

{$R *.dfm}


procedure Tsccjgly.Button1Click(Sender: TObject);
begin
if (edit1.text='')or(edit2.text='')or(edit3.text='') then
 begin
   showmessage('用户名或口令不能为空') end else begin
data.tcjgly.Filter :='name='''+edit1.Text+'''';
data.tcjgly.Filtered:=true;
data.tcjgly.Open;
if (edit1.text=dbedit2.text)and(edit2.Text=edit3.Text)and(edit2.Text=dbedit1.text) then
   begin
   data.tcjgly.Delete;edit1.Text:='';edit2.Text :=''; edit3.Text :=''
   end
 else
  showmessage('您的输入有误,不能删除此管理员!')

 end;
 data.tcjgly.Close;
 data.tcjgly.open;
{data.tcjgly.Refresh ;
with data.tcjgly do
 try
  disablecontrols;
  filtered:=false;
  memo1.Text:='name='+''''+edit1.Text+'''';
  filter:=memo1.Text ;
  filtered:=true;
 finally
  enablecontrols;
 if dbedit1.Text='' then  begin
  messagebeep(1);
  showmessage('没有此管理员');
   if messagedlg('要重新添写吗？',mtinformation,[mbyes,mbno],0)=mrno then
     begin
       filtered:=false;
       data.tcjgly.Close;
       data.tcjgly.Open;
     end;
     end else begin
     if (edit2.text=dbedit2.Text)and(edit2.Text =edit3.Text ) then begin
       sccjgly.Close;
       data.tcjgly.Delete;edit1.Text:='';edit2.Text :=''; edit3.Text :='';
       end else showmessage('您输入的密码有误,不能删除此管理员!')
end;
end;}
end;

procedure Tsccjgly.Button2Click(Sender: TObject);
begin
sccjgly.close;
end;

end.