#include?“host1.h“
#include?“ui_host1.h“

#define?H1_Ip?“127.0.0.1“
#define?H2_Ip?“127.0.1.1“
#define?H3_Ip?“127.0.2.1“

#define?R1_Ip?“127.0.0.11“
#define?R2_Ip?“127.0.1.11“
#define?R3_Ip?“127.0.2.11“

#define?H1_Port?1111
#define?H2_Port?1112
#define?H3_Port?1113

#define?R1_Port?11111
#define?R2_Port?11112
#define?R3_Port?11113

QString?HSource_ip;?//聲明發送方IP
QString?HS_Text;//聲明發送的消息
QString?Hdestiny_ip;?//?聲明目的IP
qint16?Hdestiny_port;?//聲明主機目的端口

QString?HRSource_ip;
QString?HR_Text;
QString?HRdestiny_ip;
qint16?HRdestiny_port;

int?H1choose?=1;//初始化選項，選擇目的主機，“2”為H2，“3”為H3

Host1::Host1（QWidget?*parent）?:
????QMainWindow（parent）
????ui（new?Ui::Host1）
{
????ui->setupUi（this）;
????this->H1_Socket?=?new?QTcpSocket（this）;//實例化一個套接字對象
????this->H1_Server?=?new?QTcpServer（this）;//實例化?H1?Sever
????ui->SendEdit->setEnabled（false）;//當未連接路由器時設置發送按鈕，發送框以及顯示窗口為不可用
????ui->Send->setEnabled（false）;
????ui->Send_text->setEnabled（false）;
????NewListen（）;
}


void?Host1::NewListen（）

{
?????//監聽是否有客戶端來訪，且對任何來訪者監聽，端口為R1_Port

???if（!H1_Server->listen（QHostAddress（H1_Ip）H1_Port））
???{
???????????return;
???}
???else
???{
???????connect（H1_Server?SIGNAL（newConnection（））?this?SLOT（acceptConnection（）））;
???}
}

void?Host1::acceptConnection（）
{
????H1_Socket?=?H1_Server->nextPendingConnection（）;
????connect（H1_Socket?SIGNAL（readyRead（））?this?SLOT（revdata（）））;
}

void?Host1::revdata（）

{
????//接受信息
????QByteArray?datas?=?H1_Socket->readAll（）;
????HR_Text?=?QString（datas）.section（“/“11）;
????HRdestiny_ip?=?QString（datas）.section（“/“22）;
????HRdestiny_port?=?QString（datas）.section（“/“33）.toInt（）;
????HRSource_ip?=?QString（datas）.section（“/“44）;
????ui->Destiny->setText（HRdestiny_ip）;
????ui->Source->setText（HRSource_ip）;
????QString?FromHost;
????if（HRSource_ip?==?H2_Ip）
????????FromHost?=?“H2->H1:“;
????if（HRSource_ip?==?H3_Ip）
????????FromHost?=?“H3->H1:“;
????ui->Receive->setText（FromHost?+?HR_Text）;
}


Host1::~Host1（）
{
????delete?ui;
}

void?Host1::on_Quit_clicked（）
{
????this->close（）;
}

void?Host1::on_Host2_clicked（）
{
????if（H1choose?==?3）
????{
????????ui->Host3->setCheckState（Qt::Unchecked）;

????}
????Hdestiny_ip?=?H2_Ip;
????Hdestiny_port?=?H2_Port;
????H1choose?=?2;
}

void?Host1::on_Host3_clicked（）
{
????if（H1choose?==?2）
????{
????????ui->Host2->setCheckState（Qt::Unchecked）;

????}
????Hdestiny_ip?=?H3_Ip;
????Hdestiny_port?=?H3_Port;
????H1choose?=?3;
}

void?Host1::not_Connected（）
{
????QMessageBox::information（this“連接狀態““H1連接失敗！！“）;
}

void?Host1::on_connect_clicked（）
{

????H1_Socket->abort（）;//斷開所有連接
????H1_Socket->connectToHost（QHostAddress（H1_Ip）R1_Port）;?//原本地址應該為R1_IP，為了連接本機，用H1_IP“127.0.0.1”
????bool?connected?=?H1_Socket->waitForConnected（）;
????if（!connected）{
????????not_Connected（）;//連接失敗，提示
????}
????else//連接成功將發送按鈕和發送框以及顯示框置為可用
????{
????????ui->SendEdit->setEnabled（true）;
????????ui->Send->setEnabled（true）;
????????ui->Send_text->setEnabled（true）;
????}

}

void?Host1::on_Send_clicked（）
{
????/*//獲取本機計算機名稱
????QStri

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-01-16?16:14??Router_Socket\
?????文件?????????599??2016-12-21?22:10??Router_Socket\Network2.pro
?????文件???????18061??2016-12-23?13:05??Router_Socket\Network2.pro.user
?????文件????????4471??2016-12-21?21:41??Router_Socket\host1.cpp
?????文件?????????649??2016-12-21?21:13??Router_Socket\host1.h
?????文件????????5705??2016-12-21?15:30??Router_Socket\host1.ui
?????文件????????4114??2016-12-21?21:30??Router_Socket\host2.cpp
?????文件?????????648??2016-12-21?19:57??Router_Socket\host2.h
?????文件????????5171??2016-12-21?15:30??Router_Socket\host2.ui
?????文件????????4042??2016-12-21?23:24??Router_Socket\host3.cpp
?????文件?????????648??2016-12-21?22:20??Router_Socket\host3.h
?????文件????????5237??2016-12-21?22:09??Router_Socket\host3.ui
?????文件?????????418??2016-12-21?22:33??Router_Socket\main.cpp
?????文件????????4452??2016-12-22?13:47??Router_Socket\router1.cpp
?????文件?????????547??2016-12-21?23:01??Router_Socket\router1.h
?????文件????????4763??2016-12-21?20:49??Router_Socket\router1.ui
?????文件????????4401??2016-12-22?13:56??Router_Socket\router2.cpp
?????文件?????????525??2016-12-21?20:02??Router_Socket\router2.h
?????文件????????5016??2016-12-21?19:34??Router_Socket\router2.ui
?????文件????????4322??2016-12-22?13:56??Router_Socket\router3.cpp
?????文件?????????526??2016-12-21?22:29??Router_Socket\router3.h
?????文件????????4533??2016-12-21?22:20??Router_Socket\router3.ui