constantly read log file

groundStation/gui/MicroCART/logworker.cpp

@@ -26,7 +26,19 @@ void LogWorker::connectBackend()
     } else {
         qInfo() << "Attempted to connect crazyflieworker when already connected!";
     }
-    
+    startReadingLogFile();
+}
+
+std::string LogWorker::getLogFile(int type) {
+    struct frontend_getlogfile_data logfile;
+    char fname[256];
+    logfile.command = type;
+    logfile.name = fname;
+    if(frontend_getlogfile(conn, &logfile)) {
+        return "";
+    }
+    std::string result(logfile.name, strlen(logfile.name));
+    return result;
 }
 
 /**
@@ -42,4 +54,38 @@ void LogWorker::disconnectBackend()
          conn = NULL;
          emit (disconnected());
     }
+}
+
+void LogWorker::startReadingLogFile() {
+    std::string filename = getLogFile(0);
+    std::ifstream logFile;
+    logFile.open(filename.c_str());
+    //std::streamoff p = 0;
+    std::string line;
+
+    // while(true) {
+    //     logFile.seekg(p);
+    //     while(std::getline(logFile, line)) {
+    //         QString result(line.c_str());
+    //         qInfo() << result;
+    //         if(logFile.tellg() == -1) {
+    //             p = p + line.size();
+    //         }
+    //         else {
+    //             p = logFile.tellg();
+    //         }
+    //     }
+    //     logFile.clear();
+    // }
+
+    while(true) {
+        while(std::getline(logFile, line)) {
+            QString result(line.c_str());
+            qInfo() << result;
+        }
+        if(!logFile.eof()) {
+            break;
+        }
+        logFile.clear();
+    }
 }
\ No newline at end of file

groundStation/gui/MicroCART/logworker.h

@@ -38,6 +38,8 @@ public slots:
 
 private:
     struct backend_conn * conn;
+    void startReadingLogFile();
+    std::string getLogFile(int type);
 };
 
 #endif // LOGWORKER_H