Add clickable progress bar class. Few changes of main screen. Round floating point numbers to 2 decimanl digits in man screen. Hide border in mode screen for themes

clickable_progress_bar.py

@@ -0,0 +1,31 @@
+from PyQt5.QtWidgets import QProgressBar
+from PyQt5.QtCore import Qt, pyqtSignal
+from constants import Constants
+
+class ClickableProgressBar(QProgressBar):
+
+    clicked = pyqtSignal()
+
+    def __init__(self, parent = None):
+        self.__text = ''
+        super().__init__(parent)
+
+    def __set_text(self, text):
+        self.__text = text
+
+    def text(self):
+        return self.__text
+
+    def set_idle(self):
+        self.__set_text(Constants.CLICK_TO_UPDATE_STR)
+        self.setMaximum(self.minimum() + 1)
+
+    def set_updating(self):
+        self.__set_text(Constants.UPDATING_STR)
+        self.setMaximum(self.minimum())
+
+    def mousePressEvent(self, event):
+        if event.button() == Qt.LeftButton:
+            self.clicked.emit()
+        else:
+            super().mousePressEvent(event)