unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, Mask, ExtCtrls, ComCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Memo1: TMemo;
    Edit1: TMaskEdit;
    Label1: TLabel;
    Label2: TLabel;
    Edit2: TEdit;
    Label3: TLabel;
    Timer1: TTimer;
    StatusBar1: TStatusBar;
    Memo2: TMemo;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Timer1Timer(Sender: TObject);
    procedure FormActivate(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

function InitConnect(hostname:pchar):Integer;  cdecl external 'SMSCLIENT.DLL';
function QueryMsg:Integer;  cdecl external 'SMSCLIENT.DLL';
function SendMsg(SCA:pchar;DA:pchar;UD:pchar):Integer;  cdecl external 'SMSCLIENT.DLL';
function ReadMsg:pchar; cdecl external 'SMSCLIENT.DLL';

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
var i:integer;
begin
 i:=SendMsg(pchar('13800280500'),pchar(edit1.text),pchar(memo1.text));
 if i=-1 then showmessage('failed!')
 else showmessage('success');
end;

procedure TForm1.Timer1Timer(Sender: TObject);
var i:integer;
    s:string;
begin
  i:=QueryMsg;
  if i=-1 then
  begin
     statusbar1.Panels[0].text:='SMSServer 異常或沒有啟動';
  end;
  if i=0 then
  begin
     statusbar1.Panels[0].text:='SMSServer正常，沒有收到的消息';
  end;
  if i>0 then
  begin
     statusbar1.Panels[0].text:='SMSServer 正常，還有'+inttostr(i)+'條收到的信息';
  end;
end;

procedure TForm1.FormActivate(Sender: TObject);
var i:integer;
begin
// InitConnect(edit2.text);
// if i=-1 then showmessage('連接SMS服務器失敗');
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
 Timer1Timer(Sender);
end;

procedure TForm1.Button3Click(Sender: TObject);
var s:string;
begin
     try
       s:=ReadMsg;
       Memo2.Lines.Add('收到:'+s);
     except
     end;
end;
procedure TForm1.Button4Click(Sender: TObject);
var i:integer;
begin
 InitConnect(pchar(edit2.text));
 if i=-1 then showmessage('連接SMS服務器失敗');
end;

end.