Added support for password protected services

mainwindow.h

@@ -75,7 +75,7 @@ class Downloading
         QString savePath;
         QString user;
         QString password;
-        int port;
+        int port = 873;
         QProcess * process = nullptr;
         bool quit = false;
         void clear();
@@ -115,6 +115,8 @@ class MainWindow : public QMainWindow
         std::vector <QString> serversList;
         QSystemTrayIcon * trayIcon;
         QString icon = "/usr/share/icons/RsyncUI.png";
+        bool rescan = false;
+
         QList<QString> bwUnitText {
             "KB",
             "MB",
@@ -148,7 +150,7 @@ class MainWindow : public QMainWindow
         bool isIpAddress(QString server);
         QTreeWidgetItem * addTreeRoot(QString name, QString description, bool isDir);
         QTreeWidgetItem * addTreeChild(QTreeWidgetItem *parent, QString name, QString size, bool isDir);
-        void scanDir(QString server, int portN, QTreeWidgetItem *parent = NULL, QString path = "" );
+        bool scanDir(QString server, int portN, QTreeWidgetItem *parent = NULL, QString path = "" );
         void startDownloading();
         void loadSettings();
         void saveSettings();
@@ -160,7 +162,7 @@ class MainWindow : public QMainWindow
         void hideWindow();
         void showWindow();
         void init();
-        bool getUserPassword();
+        bool getUserPassword(bool);
 
     private slots: