php做电子商务网站的种类,网站分类目录大全,建设银行网站适用浏览器,espresso wordpress函数QT–TCP网络通讯工具编写记录 文章目录 QT--TCP网络通讯工具编写记录前言演示如下#xff1a;一、服务端项目文件#xff1a;【1.1】server_tcp.h 服务端声明文件【1.2】thread_1.h 线程处理声明文件【1.3】main.cpp 执行源文件【1.4】server_tcp.cpp 服务端逻辑实现源文件【…QT–TCP网络通讯工具编写记录 文章目录 QT--TCP网络通讯工具编写记录前言演示如下一、服务端项目文件【1.1】server_tcp.h 服务端声明文件【1.2】thread_1.h 线程处理声明文件【1.3】main.cpp 执行源文件【1.4】server_tcp.cpp 服务端逻辑实现源文件【1.5】thread_1.cpp 线程逻辑控制实现源文件【1.6】server_tcp.ui 服务端UI设计文件【1.7】img.qrc 窗口图标文件 二、客户端项目文件【2.1】client_tcp.h 客户端声明文件【2.2】client_tcp.cpp 客户端逻辑控制源文件【2.2】main.cpp 执行源文件【2.3】client_tcp.ui 客户端UI设计文件 三、设置项目构建的位置四、QT项目不能用于其他电脑的原因五、编译程序使exe执行文件可正常使用【5.1】 打开该文件【5.2】 进入项目构建的文件目录内,输入指令windeployqt.exe **connect_tcp.exe【这是你自己已构建的exe执行程序】** 前言 功能描述 1、实现服务端创建 2、实现客户端创建 3、实现服务端与客户端的通讯连接包括连接响应断连响应等 4、实现服务端一对多客户端单发送消息多发消息循环发消息 5、实现一键获取本地IP4地址 演示如下 一、服务端项目文件 【1.1】server_tcp.h 服务端声明文件
#ifndef MAINWINDOW_H
#define MAINWINDOW_H#include QMainWindow
#include QTcpServer
#include QTcpSocket
#include QDateTime
#include QListWidgetItem
#include thread_1.h
#include QtNetwork/QNetworkInterfaceQT_BEGIN_NAMESPACE
namespace Ui { class MainWindow; }
QT_END_NAMESPACEclass MainWindow : public QMainWindow
{Q_OBJECTpublic:MainWindow(QWidget *parent nullptr);~MainWindow();private:Ui::MainWindow *ui;//server用于监听端口获取新的tcp连接的描述符QTcpServer *tcpServer;QTcpSocket *socket;//TCP通讯的SocketQListQTcpSocket* listClient; //创建一个容器QString currentDateTimeString;//声明一个字符串变量QByteArray buffer;int socket_ret 0;int all_select_ret 0;private:void startServer(QString ,int port);MyThread *thread new MyThread;private slots:void initNetwork();void onNewConnection();void disconnectinfo();void onSocketReadyRead();void getcurrenttime();void delataitem();void all_slect();void send_write(QString );void start_send();private slots:void on_pushButton_clicked();void on_pushButton_3_clicked();void on_pushButton_4_clicked();void on_pushButton_2_clicked();void on_listWidget_customContextMenuRequested(const QPoint pos);void on_pushButton_clear1_clicked();void on_pushButton_fa2_clicked();void on_pushButton_fa1_clicked();void on_pushButton_stop_clicked();void on_pushButton_getip_clicked();void on_pushButton_ontop_clicked();};#endif // MAINWINDOW_H 【1.2】thread_1.h 线程处理声明文件
#ifndef MYTHREAD_H
#define MYTHREAD_H#include QThread
#include QDebugclass MyThread : public QThread
{Q_OBJECTpublic:explicit MyThread(QObject *parent 0);void stop();void sleeptimeset(int);protected:void run();private:volatile bool stopped;signals:void sendinfo(int);};#endif // MYTHREAD_H 【1.3】main.cpp 执行源文件
#include server_tcp.h
#include QApplicationint main(int argc, char *argv[])
{QApplication a(argc, argv);MainWindow w;w.show();return a.exec();
} 【1.4】server_tcp.cpp 服务端逻辑实现源文件
#include server_tcp.h
#include ui_server_tcp.h
#include QDebug
#include QHostAddress
#include QThreadMainWindow::MainWindow(QWidget *parent): QMainWindow(parent), ui(new Ui::MainWindow)
{ui-setupUi(this);this-setWindowTitle(服务端);//窗口打开位置设置this-move(568,250);this-setWindowIcon(QIcon(:/server.ico));initNetwork();ui-pushButton_2-setDisabled(true);ui-pushButton_fa1-setDisabled(true); //禁用发送按钮ui-pushButton_fa2-setDisabled(true);ui-pushButton_stop-setDisabled(true);//设置所选项的背景颜色为深绿色ui-listWidget-setStyleSheet(QListWidget::item:selected{background-color: #009900});//连接线程函数//连接信号和槽函数connect(thread,SIGNAL(sendinfo(int)), this, SLOT(start_send()));}//初始化网络
void MainWindow::initNetwork()
{tcpServernew QTcpServer(this);connect(tcpServer,SIGNAL(newConnection()),this,SLOT(onNewConnection())); //绑定槽函数当有新的连接请求就会调用该函数}//连接按钮点击
void MainWindow::on_pushButton_clicked()
{//获取地址和端口QString addres ui-lineEdit-text();QString port ui-comboBox-currentText();int port_ port.toInt();//服务端监听地址startServer(addres,port_);}//服务端启动
void MainWindow::startServer(QString addres,int port)
{qDebug() ;QString ret ui-pushButton-text();if (ret 监听){if (!tcpServer-listen(QHostAddress(addres), port)){qDebug() Server could not start!;ui-textBrowser-append(QString(font color\#FF0000\Server could not start!/font ));} else {qDebug() Server started!;ui-pushButton-setStyleSheet(background-color: green);ui-pushButton-setText(断连);}} else if(ret 断连){if(socket_ret 1){for (int h listClient.count(); h listClient.count(); h--){if (h0){break;}int s listClient.count();qDebug() 断连控制: s h;listClient.at(h-1)-disconnectFromHost();}}tcpServer-close();qDebug() Server close!;ui-pushButton-setStyleSheet(background-color: );ui-pushButton-setText(监听);}
}//客户端连接
void MainWindow::onNewConnection(){ui-pushButton_2-setDisabled(false);ui-pushButton_fa1-setDisabled(false);ui-pushButton_fa2-setDisabled(false);qDebug() 客户端连接...;socket_ret 1;socket tcpServer-nextPendingConnection(); //创建sockitlistClient.append(socket); //将生成的socket添加到容器里connect(socket, SIGNAL(disconnected()), this,SLOT(disconnectinfo())); //绑定槽函数当客户端连接断掉后触发disconnected信号请求就会调用该函数connect(socket,SIGNAL(readyRead()),this,SLOT(onSocketReadyRead())); //绑定槽函数当接收到客户端的信息后触发readyRead信号请求就会调用该函数//发送信息至客户端socket-write(Hello from TCP Server!);//获取对方的IP和端口QString ip socket-peerAddress().toString();int port socket-peerPort(); //该函数返回一个16位整数表示连接到的远程主机的端口号QString temp QString(%1:%2).arg(ip).arg(port);getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1: /font font color\#3D9140\%2成功连接/font).arg(currentDateTimeString,temp));//添加连接至listwidgetui-listWidget-addItem(temp);}//客户端断连后调用该函数
void MainWindow::disconnectinfo()
{qDebug() listClient.count();//监听是那个客户端断连QTcpSocket* clientSocket qobject_castQTcpSocket*(sender());int port 0;QString address;//利用for循环循环列表中的每一个连接进来的客户端判断是哪一个客户端发的数据for (int i 0; i listClient.count(); i){socket listClient.at(i);if (socket clientSocket) {// 找到该客户端进行处理address socket-peerAddress().toString();;port socket-peerPort();qDebug() Client address : port disconnected.;break; //结束循环}}QString temp QString(%1:%2).arg(address).arg(port);// qDebug() temp;getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1/font font color\#FF0000\%2:客户端断连成功!/font).arg(currentDateTimeString,temp));qDebug() 客户端断连!;for(int i0; iui-listWidget-count(); i){QListWidgetItem *item ui-listWidget-item(i); // 获取第i行的项QString text item-text(); // 获取第i行的文本// 处理获取到的数据if (text temp){delete ui-listWidget-takeItem(i);//删除对应的客户端IPlistClient.removeAt(i);//与客户端断连socket-close();if (all_select_ret 0){//不选择所有项,设置QT ListWidget中的所有项都未选中ui-listWidget-setCurrentItem(nullptr);}}}//判断是否还有客户端连接服务端int connect_count listClient.count();if (connect_count 0){ui-pushButton_fa1-setDisabled(true); //禁用发送按钮ui-pushButton_fa2-setDisabled(true);ui-pushButton_2-setDisabled(true);}
}//读取数据
void MainWindow::onSocketReadyRead()
{qDebug() 读取数据;//监听是那个客户端断连QTcpSocket* clientSocket qobject_castQTcpSocket*(sender());//利用for循环循环列表中的每一个连接进来的客户端判断是哪一个客户端发的数据for (int i 0; i listClient.count(); i){socket listClient.at(i);if (socket clientSocket){// 获取端口int ports socket-peerPort();// 找到该客户端进行处理QByteArray msg socket-readAll();QString str QString::fromUtf8(msg); // 使用UTF-8编码getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1 /font 服务端《客户端%2 %3).arg(currentDateTimeString).arg(ports).arg(str));break; //结束循环}}}//发送按钮
void MainWindow::on_pushButton_2_clicked()
{QString info1;try {//获取发送数据QString shuju ui-textEdit-toPlainText();//判断数据长度是否大于0if (shuju.length() 0){//获取当前选中行int selectedRow ui-listWidget-currentRow();if(selectedRow -1){//没有选中任何项getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1:/font font color\#FF0000\没有选中任何客户端/font).arg(currentDateTimeString));return;}else{//获取选中多少行QListQListWidgetItem* selectedItems ui-listWidget-selectedItems();foreach(QListWidgetItem* item, selectedItems){// 获取当前项目QString info1 item-text();//qDebug() 获取选中项 info1;//判断当前项目的文本if (info1 ! ){//利用for循环循环列表中的每一个连接进来的客户端判断是哪一个客户端发的数据for (int i 0; i listClient.count(); i){socket listClient.at(i);// 找到该客户端进行处理QString address socket-peerAddress().toString();;int port socket-peerPort();QString ports QString::number(port);QString temp QString(%1:%2).arg(address).arg(port);if (temp info1){//判断连接状态是否正常if (socket-state() QAbstractSocket::ConnectedState){//给对方发送数据 使用套接字是tcpSocket 服务端到客户端socket-write(shuju.toUtf8().data());//getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1 服务端客户端【%2】 /font %3).arg(currentDateTimeString,ports,shuju));}}}} else{ui-textBrowser-append(QString(font color\#FF0000\未选择客户端/font ));return;}}}} else{ui-textBrowser-append(QString(font color\#FF0000\未填写发送数据/font ));}}catch(std::exception e){// 捕获并处理异常qDebug() Exception caught: e.what();}}//发送数据的函数
void MainWindow::send_write(QString shuju)
{QString shujus;//判断数据长度是否大于0if (shuju.length() 0){int selectedRow ui-listWidget-currentRow();if(selectedRow -1){//没有选中任何项getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1:/font font color\#FF0000\没有选中任何客户端/font).arg(currentDateTimeString));return;} else{//获取选中多少行QListQListWidgetItem* selectedItems ui-listWidget-selectedItems();foreach(QListWidgetItem* item, selectedItems) {//获取当前项目QString shujus item-text();//qDebug() 获取选中项 shujus;//判断当前项目的文本if (shujus.length() 0){//qDebug() shujus;//利用for循环循环列表中的每一个连接进来的客户端判断是哪一个客户端发的数据for (int i 0; i listClient.count(); i){socket listClient.at(i);// 找到该客户端进行处理QString address socket-peerAddress().toString();;int port socket-peerPort();QString ports QString::number(port);QString temp QString(%1:%2).arg(address).arg(port);if (temp shujus){//判断连接状态是否正常if (socket-state() QAbstractSocket::ConnectedState){//给对方发送数据 使用套接字是tcpSocket 服务端到客户端socket-write(shuju.toUtf8().data());//getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1 服务端客户端【%2】 /font %3).arg(currentDateTimeString,ports,shuju));}}}} else{ui-textBrowser-append(QString(font color\#FF0000\未选择客户端/font ));return;}}}} else{ui-textBrowser-append(QString(font color\#FF0000\未填写发送数据/font ));}}//获取当前时间模块
void MainWindow::getcurrenttime()
{QDateTime currentDateTime QDateTime::currentDateTime();currentDateTimeString currentDateTime.toString(yyyy-MM-dd hh:mm:ss);
// qDebug() 当前时间 currentDateTimeString;
}MainWindow::~MainWindow()
{delete ui;
}//清空按钮1
void MainWindow::on_pushButton_4_clicked()
{ui-textEdit-clear();
}//清空按钮2
void MainWindow::on_pushButton_3_clicked()
{ui-textBrowser-clear();
}//listWidget中创建右键菜单
void MainWindow::on_listWidget_customContextMenuRequested(const QPoint pos)
{QListWidgetItem* curItem ui-listWidget-itemAt( pos );if( curItem NULL )return;QMenu *popMenu new QMenu( this );QAction *Menu1 new QAction(tr(删除), this);QAction *Menu2 new QAction(tr(全选), this);popMenu-addAction( Menu1 );popMenu-addAction( Menu2 );connect( Menu1, SIGNAL(triggered() ), this, SLOT( delataitem()));connect( Menu2, SIGNAL(triggered() ), this, SLOT( all_slect()));popMenu-exec( QCursor::pos() );
}//删除选择客户端
void MainWindow::delataitem()
{//获取当前项目QString ip_port ui-listWidget-currentItem()-text();qDebug() ip_port;//移除当前客户端连接//利用for循环循环列表中的每一个连接进来的客户端判断是哪一个客户端发的数据for (int i 0; i listClient.count(); i){socket listClient.at(i);// 找到该客户端进行处理QString address socket-peerAddress().toString();;int port socket-peerPort();QString temp QString(%1:%2).arg(address).arg(port);if (temp ip_port){qDebug() Client address : port disconnected.;//删除对应的客户端IPlistClient.removeAt(i);socket-close();delete ui-listWidget-takeItem(i);break; //结束循环}}
}//右键菜单选择所有项目
void MainWindow::all_slect()
{//选择所有项目qDebug() 选择所有项目;//设置为多选模式ui-listWidget-setSelectionMode(QAbstractItemView::MultiSelection);ui-listWidget-selectAll();all_select_ret 1;
}//清空按钮
void MainWindow::on_pushButton_clear1_clicked()
{ui-lineEdit_fasong1-clear();
}//循环发送信息按钮
void MainWindow::on_pushButton_fa2_clicked()
{thread-start();//启用禁止按钮ui-pushButton_stop-setDisabled(false);ui-pushButton_fa2-setDisabled(true);
}//循环函数
void MainWindow::start_send()
{qDebug() 执行...;QString shujus;//获取数据QString shuju ui-lineEdit_fasong2-text();if (shuju.length() 0){int selectedRow ui-listWidget-currentRow();if(selectedRow -1){//没有选中任何项getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1:/font font color\#FF0000\未连接任何客户端/font).arg(currentDateTimeString));on_pushButton_stop_clicked();return;}else{//获取选中多少行QListQListWidgetItem* selectedItems ui-listWidget-selectedItems();foreach(QListWidgetItem* item, selectedItems){// 获取当前项目QString shujus item-text();
// qDebug() 获取选中多少行 shujus;//服务端发送数据到客户端//获取当前项目if (shujus.length() 0){//利用for循环循环列表中的每一个连接进来的客户端判断是哪一个客户端发的数据for (int i 0; i listClient.count(); i){socket listClient.at(i);// 找到该客户端进行处理QString address socket-peerAddress().toString();;int port socket-peerPort();QString ports QString::number(port);QString temp QString(%1:%2).arg(address).arg(port);if (temp shujus){//判断连接状态是否正常if (socket-state() QAbstractSocket::ConnectedState){//给对方发送数据 使用套接字是tcpSocket 服务端到客户端socket-write(shuju.toUtf8().data());//getcurrenttime();//获取当期时间ui-textBrowser-append(QString(font color\#0000FF\%1 服务端客户端【%2】 /font %3).arg(currentDateTimeString,ports,shuju));}}}} else{ui-textBrowser-append(QString(font color\#FF0000\未选择客户端/font ));on_pushButton_stop_clicked();return;}}}} else{ui-textBrowser-append(QString(font color\#FF0000\未填写发送数据/font ));on_pushButton_stop_clicked();}}//发送按钮2
void MainWindow::on_pushButton_fa1_clicked()
{//获取发送数据QString shuju ui-lineEdit_fasong1-text();send_write(shuju);}//停止循环按钮
void MainWindow::on_pushButton_stop_clicked()
{thread-stop();ui-pushButton_fa2-setDisabled(false);ui-pushButton_stop-setDisabled(true);
}//获取本机IP4地址
void MainWindow::on_pushButton_getip_clicked()
{getcurrenttime();//获取当期时间// 获取IP4地址QListQHostAddress list QNetworkInterface::allAddresses();foreach (QHostAddress address, list){if (address.protocol() QAbstractSocket::IPv4Protocol !address.isLoopback()){
// qDebug() IP Address: address.toString();ui-textBrowser-append(QString(font color\#0000FF\%1 IP4 Address : /font %2).arg(currentDateTimeString,address.toString()));}}}//窗口置顶
void MainWindow::on_pushButton_ontop_clicked()
{QString shuju ui-pushButton_ontop-text();if(shuju 窗口置顶){this-setWindowFlags(Qt::WindowStaysOnTopHint);ui-pushButton_ontop-setText(取消置顶);this-show();}else if (shuju 取消置顶){// 获取窗口原有属性Qt::WindowFlags flags windowFlags();// 修改窗口属性去掉置顶属性flags ~Qt::WindowStaysOnTopHint;// 更新窗口属性this-setWindowFlags(flags);ui-pushButton_ontop-setText(窗口置顶);this-show();}}【1.5】thread_1.cpp 线程逻辑控制实现源文件
#include thread_1.hint timeset 1000;MyThread::MyThread(QObject *parent) :QThread(parent)
{stopped false;}void MyThread::run()
{qDebug() 线程启动成功;stopped false;int shuju 1;while (!stopped) {QThread::msleep(timeset); // 休眠1000毫秒即1秒;emit sendinfo(shuju);}
}void MyThread::stop()
{stopped true;
}void MyThread::sleeptimeset(int value200)
{timeset value;
} 【1.6】server_tcp.ui 服务端UI设计文件
?xml version1.0 encodingUTF-8?
ui version4.0classMainWindow/classwidget classQMainWindow nameMainWindowproperty namegeometryrectx0/xy0/ywidth705/widthheight373/height/rect/propertyproperty namewindowTitlestringMainWindow/string/propertywidget classQWidget namecentralwidgetlayout classQGridLayout namegridLayoutitem row0 column1widget classQLineEdit namelineEditproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty namemaximumSizesizewidth115/widthheight16777215/height/size/propertyproperty nametextstring192.168.1.200/string/property/widget/itemitem row5 column3widget classQGroupBox namegroupBox_2property nametitlestring接收/string/propertylayout classQGridLayout namegridLayout_3item row2 column0spacer namehorizontalSpacer_2property nameorientationenumQt::Horizontal/enum/propertyproperty namesizeHint stdset0sizewidth40/widthheight20/height/size/property/spacer/itemitem row2 column2widget classQPushButton namepushButton_3property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring清空/string/property/widget/itemitem row0 column0 colspan3widget classQTextBrowser nametextBrowser//itemitem row2 column1widget classQPushButton namepushButton_ontopproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring窗口置顶/string/propertyproperty namecheckableboolfalse/bool/property/widget/item/layout/widget/itemitem row0 column0widget classQLabel namelabelproperty nameminimumSizesizewidth100/widthheight25/height/size/propertyproperty namemaximumSizesizewidth100/widthheight16777215/height/size/propertyproperty nameframeShapeenumQFrame::WinPanel/enum/propertyproperty nameframeShadowenumQFrame::Raised/enum/propertyproperty nametextstringlt;htmlgt;lt;head/gt;lt;bodygt;lt;p alignquot;centerquot;gt;地址lt;/pgt;lt;/bodygt;lt;/htmlgt;/string/property/widget/itemitem row1 column1widget classQComboBox namecomboBoxproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyitemproperty nametextstring1314/string/property/itemitemproperty nametextstring2000/string/property/item/widget/itemitem row1 column0widget classQLabel namelabel_2property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nameframeShapeenumQFrame::WinPanel/enum/propertyproperty nameframeShadowenumQFrame::Raised/enum/propertyproperty nametextstringlt;htmlgt;lt;head/gt;lt;bodygt;lt;p alignquot;centerquot;gt;端口lt;/pgt;lt;/bodygt;lt;/htmlgt;/string/property/widget/itemitem row2 column1widget classQPushButton namepushButtonproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring监听/string/property/widget/itemitem row0 column3 rowspan4widget classQGroupBox namegroupBoxproperty nametitlestring发送/string/propertylayout classQGridLayout namegridLayout_2item row0 column4widget classQPushButton namepushButton_4property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring清空/string/property/widget/itemitem row0 column0 colspan3widget classQTextEdit nametextEditproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty namemaximumSizesizewidth16777215/widthheight25/height/size/property/widget/itemitem row0 column3widget classQPushButton namepushButton_2property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring发送/string/property/widget/itemitem row1 column3widget classQPushButton namepushButton_fa1property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring发送/string/property/widget/itemitem row1 column0 colspan3widget classQLineEdit namelineEdit_fasong1property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty namemaximumSizesizewidth16777215/widthheight16777215/height/size/property/widget/itemitem row1 column4widget classQPushButton namepushButton_clear1property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring清空/string/property/widget/itemitem row2 column3widget classQPushButton namepushButton_fa2property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring循环发送/string/property/widget/itemitem row2 column0 colspan3widget classQLineEdit namelineEdit_fasong2property nameminimumSizesizewidth0/widthheight25/height/size/property/widget/itemitem row2 column4widget classQPushButton namepushButton_stopproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring停止/string/property/widget/item/layout/widget/itemitem row3 column0 rowspan3 colspan2widget classQGroupBox namegroupBox_3property nametitlestring客户端连接/string/propertylayout classQGridLayout namegridLayout_4item row0 column0widget classQListWidget namelistWidgetproperty namecontextMenuPolicyenumQt::CustomContextMenu/enum/property/widget/item/layout/widget/itemitem row2 column0widget classQPushButton namepushButton_getipproperty nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring获取本地IP/string/property/widget/item/layout/widgetwidget classQMenuBar namemenubarproperty namegeometryrectx0/xy0/ywidth705/widthheight23/height/rect/property/widgetwidget classQStatusBar namestatusbar//widgetresources/connections/
/ui 【1.7】img.qrc 窗口图标文件 二、客户端项目文件 【2.1】client_tcp.h 客户端声明文件
#ifndef CLIENT_TCP_H
#define CLIENT_TCP_H#include QWidget
#include QTcpSocket
#include QDateTimenamespace Ui {
class client_tcp;
}class client_tcp : public QWidget
{Q_OBJECTpublic:explicit client_tcp(QWidget *parent nullptr);~client_tcp();private slots:void on_pushButton_clicked();void onConnected();void onDisconnected();void readdate();void on_pushButton_2_clicked();void getcurrenttime();void on_pushButton_5_clicked();void on_pushButton_3_clicked();void on_pushButton_4_clicked();void on_pushButton_6_clicked();private:Ui::client_tcp *ci;QTcpSocket *tcpClient;QString currentDateTimeString;};#endif // CLIENT_TCP_H
【2.2】client_tcp.cpp 客户端逻辑控制源文件
#include client_tcp.h
#include ui_client_tcp.h
#include QHostAddress
#include QDebugclient_tcp::client_tcp(QWidget *parent) :QWidget(parent),ci(new Ui::client_tcp)
{ci-setupUi(this);this-setWindowTitle(客户端);//窗口打开位置设置this-move(1268,250);//设置图标this-setWindowIcon(QIcon(:/client.ico));//先禁用发送按钮ci-pushButton_2-setDisabled(true);ci-pushButton_3-setDisabled(true);ci-pushButton_4-setDisabled(true);
}client_tcp::~client_tcp()
{delete ci;
}//点击连接按钮
void client_tcp::on_pushButton_clicked()
{//获取地址和端口QString ip ci-lineEdit-text();QString port ci-comboBox-currentText();int port_ port.toInt();QString ret_ ci-pushButton-text();if (ret_ 连接){tcpClient new QTcpSocket(this); //tcpClientconnect(tcpClient,SIGNAL(connected()),this,SLOT(onConnected())); //当客户端与服务端建立连接关系后触发该信号connect(tcpClient,SIGNAL(disconnected()),this,SLOT(onDisconnected())); //当客户端与服务端断连后触发该信号connect(tcpClient,SIGNAL(readyRead()),this,SLOT(readdate()));//客户端连接服务端tcpClient-connectToHost(QHostAddress(ip),port_);//判断客户端是否连接成功if (tcpClient-waitForConnected(100)) {qDebug() Connected to server!;//设置字体为绿色getcurrenttime();//获取时间模块ci-textBrowser-append(QString(font color\#0000FF\%1:/fontfont color\#00FF00\Connected to server Success!/font).arg(currentDateTimeString));ci-pushButton-setText(断开); //设置按钮文本ci-pushButton-setStyleSheet(background-color: green);//设置按钮背景颜色//启用发送按钮ci-pushButton_2-setDisabled(false);ci-pushButton_3-setDisabled(false);ci-pushButton_4-setDisabled(false);// tcpClient-write(客户端连接成功!); //发送信息到服务端} else {// qDebug() Could not connect to server!;getcurrenttime();//获取时间模块//设置字体为红色ci-textBrowser-append(QString(font color\#0000FF\%1/fontfont color\#FF0000\:Could not connect to serve/font ).arg(currentDateTimeString));}}else if(ret_ 断开){tcpClient-close();ci-pushButton-setText(连接);ci-pushButton-setStyleSheet(background-color: );ci-pushButton_2-setDisabled(true);ci-pushButton_3-setDisabled(true);ci-pushButton_4-setDisabled(true);}}//连接触发该函数
void client_tcp::onConnected()
{qDebug() ***客户端已连接到服务器***;
}//断连触发该函数
void client_tcp::onDisconnected()
{qDebug() ***已断连***;tcpClient-close();ci-pushButton-setText(连接);ci-pushButton-setStyleSheet(background-color: );}//读取服务端发送过来的数据
void client_tcp::readdate()
{QByteArray msg tcpClient-readAll();QString str(msg);getcurrenttime();//获取时间模块ci-textBrowser-append(QString(font color\#0000FF\ %1 /font客户端《服务端 %2).arg(currentDateTimeString,msg));}//获取当前时间模块
void client_tcp::getcurrenttime()
{QDateTime currentDateTime QDateTime::currentDateTime();currentDateTimeString currentDateTime.toString(yyyy-MM-dd hh:mm:ss);
// qDebug() 当前时间 currentDateTimeString;
}//清空按钮
void client_tcp::on_pushButton_5_clicked()
{ci-textBrowser-clear();
}//发送按钮1
void client_tcp::on_pushButton_2_clicked()
{//读取文本框内的数据QString shuju1 ci-lineEdit_2-text();if (shuju1.length() 0){//判断连接状态是否正常if (tcpClient-state() QAbstractSocket::ConnectedState){//给对方发送数据 使用套接字是tcpSocket 客户端到服务端tcpClient-write(shuju1.toUtf8().data());//getcurrenttime();//获取时间模块ci-textBrowser-append(QString(font color\#0000FF\%1 客户端服务端 /font%2).arg(currentDateTimeString,shuju1));}}
}//发送按钮2
void client_tcp::on_pushButton_3_clicked()
{//读取文本框内的数据QString shuju1 ci-lineEdit_3-text();if (shuju1.length() 0){//判断连接状态是否正常if (tcpClient-state() QAbstractSocket::ConnectedState){//给对方发送数据 使用套接字是tcpSocket 客户端到服务端tcpClient-write(shuju1.toUtf8().data());//getcurrenttime();//获取时间模块ci-textBrowser-append(QString(font color\#0000FF\%1 客户端服务端 /font%2).arg(currentDateTimeString,shuju1));}}
}//发送按钮3
void client_tcp::on_pushButton_4_clicked()
{//读取文本框内的数据QString shuju1 ci-lineEdit_4-text();if (shuju1.length() 0){//判断连接状态是否正常if (tcpClient-state() QAbstractSocket::ConnectedState){//给对方发送数据 使用套接字是tcpSocket 客户端到服务端tcpClient-write(shuju1.toUtf8().data());//getcurrenttime();//获取时间模块ci-textBrowser-append(QString(font color\#0000FF\%1 客户端服务端 /font%2).arg(currentDateTimeString,shuju1));}}
}//窗口置顶
void client_tcp::on_pushButton_6_clicked()
{QString shuju ci-pushButton_6-text();if(shuju 窗口置顶){this-setWindowFlags(Qt::WindowStaysOnTopHint);ci-pushButton_6-setText(取消置顶);this-show();}else if (shuju 取消置顶){// 获取窗口原有属性Qt::WindowFlags flags windowFlags();// 修改窗口属性去掉置顶属性flags ~Qt::WindowStaysOnTopHint;// 更新窗口属性this-setWindowFlags(flags);ci-pushButton_6-setText(窗口置顶);this-show();}
} 【2.2】main.cpp 执行源文件
#include client_tcp.h
#include QApplicationint main(int argc, char *argv[])
{QApplication a(argc, argv);client_tcp w;w.show();return a.exec();
} 【2.3】client_tcp.ui 客户端UI设计文件
?xml version1.0 encodingUTF-8?
ui version4.0classclient_tcp/classwidget classQWidget nameclient_tcpproperty namegeometryrectx0/xy0/ywidth602/widthheight432/height/rect/propertyproperty namewindowTitlestringForm/string/propertylayout classQGridLayout namegridLayoutitem row0 column1widget classQLineEdit namelineEditproperty nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty namemaximumSizesizewidth300/widthheight16777215/height/size/propertyproperty nametextstring192.168.1.200/string/property/widget/itemitem row1 column0 colspan2widget classQGroupBox namegroupBoxproperty namemaximumSizesizewidth400/widthheight16777215/height/size/propertyproperty nametitlestring发送/string/propertylayout classQGridLayout namegridLayout_2item row1 column1widget classQPushButton namepushButton_3property nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty nametextstring发送2/string/property/widget/itemitem row2 column1widget classQPushButton namepushButton_4property nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty nametextstring发送3/string/property/widget/itemitem row2 column0widget classQLineEdit namelineEdit_4property nameminimumSizesizewidth0/widthheight28/height/size/property/widget/itemitem row0 column1widget classQPushButton namepushButton_2property nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty nametextstring发送1/string/property/widget/itemitem row0 column0widget classQLineEdit namelineEdit_2property nameminimumSizesizewidth0/widthheight28/height/size/property/widget/itemitem row1 column0widget classQLineEdit namelineEdit_3property nameminimumSizesizewidth0/widthheight28/height/size/property/widget/itemitem row3 column0spacer nameverticalSpacerproperty nameorientationenumQt::Vertical/enum/propertyproperty namesizeHint stdset0sizewidth20/widthheight40/height/size/property/spacer/item/layout/widget/itemitem row0 column2widget classQLabel namelabel_2property nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty namemaximumSizesizewidth60/widthheight16777215/height/size/propertyproperty nameframeShapeenumQFrame::WinPanel/enum/propertyproperty nameframeShadowenumQFrame::Raised/enum/propertyproperty nametextstringlt;htmlgt;lt;head/gt;lt;bodygt;lt;p alignquot;centerquot;gt;端口lt;/pgt;lt;/bodygt;lt;/htmlgt;/string/property/widget/itemitem row1 column2 colspan3widget classQGroupBox namegroupBox_2property nametitlestring接收/string/propertylayout classQGridLayout namegridLayout_3item row1 column0spacer namehorizontalSpacerproperty nameorientationenumQt::Horizontal/enum/propertyproperty namesizeHint stdset0sizewidth40/widthheight20/height/size/property/spacer/itemitem row1 column2widget classQPushButton namepushButton_5property nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty nametextstring清空/string/property/widget/itemitem row0 column0 colspan3widget classQTextBrowser nametextBrowser//itemitem row1 column1widget classQPushButton namepushButton_6property nameminimumSizesizewidth0/widthheight25/height/size/propertyproperty nametextstring窗口置顶/string/property/widget/item/layout/widget/itemitem row0 column4widget classQPushButton namepushButtonproperty nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty nametextstring连接/string/property/widget/itemitem row0 column0widget classQLabel namelabelproperty nameminimumSizesizewidth0/widthheight28/height/size/propertyproperty namemaximumSizesizewidth100/widthheight16777215/height/size/propertyproperty nameframeShapeenumQFrame::WinPanel/enum/propertyproperty nameframeShadowenumQFrame::Raised/enum/propertyproperty nametextstring地址/string/property/widget/itemitem row0 column3widget classQComboBox namecomboBoxproperty nameminimumSizesizewidth0/widthheight28/height/size/propertyitemproperty nametextstring1314/string/property/itemitemproperty nametextstring2000/string/property/item/widget/item/layout/widgetresources/connections/
/ui
三、设置项目构建的位置 四、QT项目不能用于其他电脑的原因
删除该用户记录文件其他电脑上的QT都可打开同一个项目
五、编译程序使exe执行文件可正常使用 【5.1】 打开该文件 【5.2】 进入项目构建的文件目录内,输入指令windeployqt.exe connect_tcp.exe【这是你自己已构建的exe执行程序】 如下图所示直接运行exe程序会报错缺少需要的文件。
输入指令后会自动生成exe执行所需要的文件
再次点击exe执行文件软件正常打开使用
