1,316
社区成员
发帖
与我相关
我的任务
分享
//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormCreate(TObject *Sender)
{
//发送的UDP控件
NMUDP1->RemoteHost = "127.0.0.1";
NMUDP1->RemotePort = 8001 ;
//接收的UDP控件
NMUDP2->LocalPort = 8001 ;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::NMUDP2DataReceived(TComponent *Sender,
int NumberBytes, AnsiString FromIP, int Port)
{
char TmpBuffer[1024]={0};
int i;
NMUDP2->ReadBuffer(TmpBuffer,NumberBytes,i);
TmpBuffer[NumberBytes]= '\0 ';
Memo1->Lines->Add(TmpBuffer);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
char *ch = "你好";
NMUDP1-> SendBuffer(ch,sizeof(ch),sizeof(ch));
}
//---------------------------------------------------------------------------
//发送的UDP控件
NMUDP1->RemoteHost = "192.168.1.172";//客户机的IP地址
NMUDP1->RemotePort = 8001 ;