findbooklist.pas

一个关于DELPHI的汽车配件销售系统,具有销售,会计和采购等功能

unit findbooklist;

interface

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

type
  TForm4 = class(TForm)
    Panel1: TPanel;
    DBGrid1: TDBGrid;
    Panel2: TPanel;
    Button1: TButton;
    Button2: TButton;
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Edit2: TEdit;
    ADOQuery1: TADOQuery;
    DataSource1: TDataSource;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form4: TForm4;

implementation

{$R *.dfm}

procedure TForm4.Button1Click(Sender: TObject);
var a:string;
begin
edit2.Text:='';
if edit1.text=''then
begin
showmessage('请输入客户姓名!');
end
else
begin
a:='select * from booklist where Cname='''+edit1.text+'''';
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.add(a);
adoquery1.open;
end;
end;

procedure TForm4.Button3Click(Sender: TObject);
begin
close;
end;

procedure TForm4.Button2Click(Sender: TObject);
var s:string;
begin
edit1.Text:='';
if edit2.text=''then
begin
showmessage('请输入配件名称!');
end
else
begin
s:='select * from booklist where Qljname='''+edit2.text+'''';
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.add(s);
adoquery1.Open;
end;
end;

procedure TForm4.Button4Click(Sender: TObject);
begin
if adoquery1.active=false then
begin
adoquery1.close;
adoquery1.SQL.Clear;
adoquery1.SQL.Add('select * from booklist');
adoquery1.Open;
button4.Caption:='关闭定货单列表';
end
else
begin
adoquery1.close;
button4.Caption:='显示定货单';
end;
end;


procedure TForm4.Button5Click(Sender: TObject);
begin
if adoquery1.active=false then
begin
showmessage('数据库列表未打开，请打开数据库存!!!');
end
else
begin
if Messagedlg('确定要删除此记录吗？',mtconfirmation,[mbyes,mbno],0)=mryes then
adoquery1.Delete;
end;
end;

end.