unewfp.pas

安徽省货物销售统一发票管理系统 操作说明 1、开票 F7或双击可 查询

unit Unewfp;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ComCtrls, Spin, StdCtrls, ExtCtrls, DBCtrls, Buttons;

type
  Tfrm_newfp = class(TForm)
    StatusBar1: TStatusBar;
    Label1: TLabel;
    Label2: TLabel;
    DBText1: TDBText;
    DBText2: TDBText;
    Panel1: TPanel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    GroupBox1: TGroupBox;
    GroupBox2: TGroupBox;
    Label8: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    SpinEdit1: TSpinEdit;
    Edit4: TEdit;
    Label9: TLabel;
    Label10: TLabel;
    Label11: TLabel;
    Label12: TLabel;
    Label13: TLabel;
    Edit5: TEdit;
    Edit6: TEdit;
    Edit7: TEdit;
    Edit8: TEdit;
    Edit9: TEdit;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    procedure SpinEdit1Change(Sender: TObject);
    procedure Edit3Change(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_newfp: Tfrm_newfp;

implementation
uses Udatam;
{$R *.dfm}

procedure Tfrm_newfp.SpinEdit1Change(Sender: TObject);
var Astr:string;
    ANo:integer;
begin
  Astr:=trim(edit3.Text);
  if length(Astr)<8 then
  begin
    edit3.Text:=copy('00000000',1,8-length(Astr))+Astr;
  end;
  try
    Ano:=strtoint(Astr);
  except
    ANo:=0;
  end;
  ANo:=ANo+100000000-1+spinedit1.Value;
  edit4.Text:=copy(inttostr(Ano),2,8);
end;

procedure Tfrm_newfp.Edit3Change(Sender: TObject);
begin
  edit4.Clear;
end;

end.