emit a signal if the gps device got a fix

gpsclient.cpp

@@ -78,7 +78,10 @@ void GpsClient::readData()
             }
         }
         if (mode > 1) {
+            emit fixed(true);
             emit position(QPointF(lon, lat));
+        } else {
+            emit fixed(false);
         }
     }
 }

gpsclient.h

@@ -41,6 +41,7 @@ signals:
     void speed(qreal speed);
     void connected();
     void disconnected();
+    void fixed(bool fix);
 
 private slots:
     void readData();