feat: stable loading

Core/tcpclient.h

@@ -31,6 +31,8 @@ public:
     QTcpSocket* getSocket();
     ~TCPClient();
 
+    bool getIsConnected() const;
+
 signals:
     void sigSendDebugLog(QString message);
     void sigRecognize(QTcpSocket *socket);
@@ -45,11 +47,13 @@ public slots:
 private slots:
     void slotReadyRead();
 
+
 private:
     SendSystem *sendSystem;
     QTcpSocket *socket;
     RecognizeSystem *recognizeSystem;
     ExternalExecuter * externalExecuter;
+    bool isConnected;
 
     void setDisconnect();
 };