a.~dfm

采用Delphi编程

object Form1: TForm1
  Left = 140
  Top = 136
  Width = 696
  Height = 480
  Caption = 'Form1'
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'MS Sans Serif'
  Font.Style = []
  OldCreateOrder = False
  PixelsPerInch = 96
  TextHeight = 13
  object mmo1: TMemo
    Left = 116
    Top = 68
    Width = 433
    Height = 289
    Lines.Strings = (
      'mmo1')
    TabOrder = 0
  end
  object btn1: TButton
    Left = 562
    Top = 76
    Width = 75
    Height = 25
    Caption = 'btn1'
    TabOrder = 1
    OnClick = btn1Click
  end
  object udp1: TCnUDP
    RemoteHost = '223.223.80.184'
    RemotePort = 2234
    LocalPort = 1234
    OnDataReceived = udp1DataReceived
    Left = 48
    Top = 20
  end
end