updated udpclient

hit2023v2_client/main.cpp

@@ -1,38 +1,22 @@
+// main.cpp
+
 #include <QCoreApplication>
-#include <signal.h> // Include the signal header for signal handling
 #include "udpclient.h"
-
-// Declare a pointer to the UDP client to ensure it's not destroyed prematurely
-UdpClient* udpClient = nullptr;
-
-// Signal handler for Ctrl+C (SIGINT)
-void handleSignal(int signal)
-{
-    Q_UNUSED(signal);
-
-    // Stop the UDP client gracefully
-    if (udpClient)
-        udpClient->stopClient();
-
-    // Exit the application
-    QCoreApplication::exit(0);
-}
+#include <signal.h> // Include the signal header for handling signals
 
 int main(int argc, char *argv[])
 {
     QCoreApplication a(argc, argv);
 
-    // Create an instance of the UdpClient class
-    udpClient = new UdpClient;
+    // Create and use the UDP client
+    UdpClient udpClient;
+    udpClient.startClient();
 
-    // Connect the startClient slot to start the client
-    QObject::connect(udpClient, &UdpClient::startClient, &a, &QCoreApplication::quit);
 
-    // Start the UDP client
-    udpClient->startClient();
 
-    // Set up a signal handler for Ctrl+C (SIGINT)
-    signal(SIGINT, handleSignal);
+
+    // Set up a signal handler for SIGINT (CTRL+C)
+    signal(SIGINT, [](int) { QCoreApplication::quit(); });
 
     return a.exec();
 }

hit2023v2_client/udpclient.cpp

@@ -1,22 +1,37 @@
+// udpclient.cpp
+
 #include "udpclient.h"
 
 UdpClient::UdpClient(QObject *parent) : QObject(parent)
 {
-    // Create a UDP socket
- //   udpSocket.bind(QHostAddress::Any, 12345); // Bind to any available port
-    udpSocket.bind(QHostAddress("10.0.7.1"), 0); // Use the desired host address and let the OS choose an available port
+    // Create a QHostAddress for the server's IP address
+    QHostAddress serverAddress("10.0.7.1");
 
-    // Set up a signal-slot connection to handle incoming data
-    connect(&udpSocket, &QUdpSocket::readyRead, this, &UdpClient::processPendingDatagrams);
+    // Bind the UDP socket to a specific port for receiving data (replace with your desired port)
+    udpSocket.bind(QHostAddress::Any, 12345); // Replace 12345 with your desired port
+
+    // Connect the UDP socket's readyRead signal to the receiveData slot
+    connect(&udpSocket, &QUdpSocket::readyRead, this, &UdpClient::receiveData);
+
+    // Set the server's address and port for sending data
+    udpSocket.connectToHost(serverAddress, 12345); // Replace 12345 with the server's port
 }
 
 void UdpClient::startClient()
 {
-    qDebug() << "UDP Client is listening for data...";
-
-    // You can add additional client-specific logic here if needed.
+    // Start any client functionality here
+    // This method can be used to initialize the client if needed.
+        qDebug() << "UDP Client is listening for data...";
 }
 
+void UdpClient::receiveData()
+{
+    // Process pending datagrams
+    processPendingDatagrams();
+}
+
+
+
 void UdpClient::processPendingDatagrams()
 {
     while (udpSocket.hasPendingDatagrams()) {

hit2023v2_client/udpclient.h

@@ -1,27 +1,25 @@
+// udpclient.h
+
 #ifndef UDPCLIENT_H
 #define UDPCLIENT_H
 
 #include <QObject>
 #include <QUdpSocket>
-#include <signal.h> // Include the signal header for signal handling
 
 class UdpClient : public QObject
 {
     Q_OBJECT
-
 public:
     explicit UdpClient(QObject *parent = nullptr);
-
-public slots:
     void startClient();
-    void stopClient(); // New slot to stop the client gracefully
 
 private:
     QUdpSocket udpSocket;
 
-private slots:
+public slots:
+    void receiveData();
     void processPendingDatagrams();
+
 };
 
 #endif // UDPCLIENT_H
-