remove unneeded code.

mainwindow.h

@@ -2,7 +2,10 @@
 #define MAINWINDOW_H
 
 #include <QWidget>
-#include <qevent.h>
+#include <QEvent>
+#include <thread>
+
+#include <http_server/http_server.h>
 
 namespace Ui {
 class MainWindow;
@@ -15,10 +18,36 @@ class MainWindow : public QWidget
 public:
     explicit MainWindow(QWidget *parent = nullptr);
     ~MainWindow();
-    Ui::MainWindow *ui;
-private slots:
-private:
+#ifdef BUILD_OFD_BINARYEYE_SCAN
+    void startHttpServer();
+#endif
 
+signals:
+    void httpNewMessage(QString message);
+    void httpErrorOccured();
+
+private slots:
+#ifdef BUILD_OFD_LOCAL_QR_SCAN
+    void on_choose_image_button_clicked();
+#endif
+
+    void onDataDecode(std::map<std::string, std::string>);
+    void on_parse_button_clicked();
+
+#ifdef BUILD_OFD_BINARYEYE_SCAN
+
+    void on_binary_eye_button_clicked();
+    void notifyHttpServerFailure();
+    void on_stop_server_button_clicked();
+
+    void httpNewMessageHandler(QString message);
+#endif
+private:
+    Ui::MainWindow *ui;
+#ifdef BUILD_OFD_BINARYEYE_SCAN
+    std::thread *httpServerThread;
+    HttpServer *server = NULL;
+#endif
 };
 
 #endif // MAINWINDOW_H