unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Memo1: TMemo;
    edtdev: TEdit;
    Label1: TLabel;
    edtsrv: TEdit;
    Label2: TLabel;
    edtnum: TEdit;
    Label3: TLabel;
    Label4: TLabel;
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
   
  private
    { Private declarations }
  public
    { Public declarations }
  end;

function  GetModuleInformation:LPCTSTR;stdcall;external 'SimplePCConnect.dll';
function  InitializePCConnect(nInitializeStatus:dword):BOOL;stdcall;external 'SimplePCConnect.dll';
procedure UninitializePCConnect;stdcall;external 'SimplePCConnect.dll';
function  OpenPCConnect(nDeviceNumber:dword;lpszLicence:LPCTSTR;lpszSCA:LPCTSTR):BOOL;stdcall;external 'SimplePCConnect.dll';
function  ReopenPCConnect(nDeviceNumber:dword):BOOL;stdcall;external 'SimplePCConnect.dll';
procedure ClosePCConnect(nDeviceNumber:dword);stdcall;external 'SimplePCConnect.dll';
function  GetAuthorization(nDeviceNumber:dword):BOOL;stdcall;external 'SimplePCConnect.dll';
function  DetectPCConnect(nDeviceNumber:dword):BOOL;stdcall;external 'SimplePCConnect.dll';
procedure SetStatusReceiptRequested(bStatusReceiptRequested:BOOL);stdcall;external 'SimplePCConnect.dll';
procedure SetRejectDuplicated(bRejectDuplicated:BOOL);stdcall;external 'SimplePCConnect.dll';
procedure SetProtocolIdentification(bProtocolIdentification:Byte);stdcall;external 'SimplePCConnect.dll';
function  SetUTF8Content(lpszContent:LPCTSTR;bImmediateDisplay:BOOL):BOOL;stdcall;external 'SimplePCConnect.dll';
function  Set7BitContent(lpszContent:LPCTSTR):BOOL;stdcall;external 'SimplePCConnect.dll';
function  SetBinaryContent(lpszContent:LPCTSTR;bHeaderIndication:BOOL):BOOL;stdcall;external 'SimplePCConnect.dll';
procedure ClearContent;stdcall;external 'SimplePCConnect.dll';
function  SendContent(nDeviceNumber:dword;lpszTerminalAddress:LPCTSTR):BOOL;stdcall;external 'SimplePCConnect.dll';
function  ReceiveContent(nDeviceNumber:dword;lpszTerminalAddress:LPSTR;
                              lpszContent:LPSTR):BOOL;stdcall;external 'SimplePCConnect.dll';
function  GetStatus(nDeviceNumber:dword):integer;stdcall;external 'SimplePCConnect.dll';
var
  Form1: TForm1;
  open:Boolean;
  info:pchar;

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
  devnum:dword;
begin
  devnum:=strtoint(edtdev.Text);
  if not open then
  begin
    if not DetectPCConnect(devnum) then showmessage('不支持AT命令');
    if (devnum>255) or (devnum<0) then showmessage('設備號超出范圍');
    if  not OpenPCConnect(devnum,pchar('243BABCF4269AAD2E2461F3C84B946F6'),pchar(edtsrv.Text)) then
      showmessage('打開設備失敗')
    else open:=true;
    If not GetAuthorization(devnum) Then  showmessage('未授權');
    SetStatusReceiptRequested(true);
    SetProtocolIdentification(0);
    if not SetUTF8Content(pchar(memo1.Text),false) then
      showmessage('設置中文短信失敗');
  end;
  if not SendContent(devnum,pchar(edtnum.Text)) then
  case GetStatus(devnum) of
    1:showmessage('串口設備失效');
    2:showmessage('AT指令執行成功');
    3:showmessage('AT指令執行錯誤');
    4:showmessage('GSM網絡執行指令錯誤');
    5:showmessage('硬件設備錯誤');
  end
  else showmessage('發送成功');
  if open then
  begin
    ClosePCConnect(devnum);
    open:=false;
  end; 
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  InitializePCConnect(0);
  open:=false;
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  if open then
  begin
    ClosePCConnect(strtoint(edtdev.Text));
    freemem(info);
  end;
  UninitializePCConnect;
end;


end.