unit2.~pas

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unit Unit2;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm2 = class(TForm)
    Edit1: TEdit;
    Edit2: TEdit;
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form2: TForm2;

implementation

uses U_Client;

{$R *.dfm}

procedure TForm2.Button1Click(Sender: TObject);
Var
  len : Word;
  Msg : String;
  buf : array of char;
begin //前两个字节存放消息体内容长度
  Msg := Trim(Edit1.Text+'|'+Edit2.Text);
  Len := Length(Msg);
  SetLength(buf,Len + 2);
  Move(Len,buf[0],2);
  Move(Msg[1],buf[2],Len);
  Form1.ClientSocket.Socket.SendBuf(buf[0],Len + 2)
end;

procedure TForm2.Button2Click(Sender: TObject);
begin
  Form2.Close;
  Form1.Enabled:=true;
end;

procedure TForm2.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  Form1.Enabled:=true;
end;

end.