main.py

@@ -2,7 +2,7 @@ from random import shuffle
 
 from kivy.app import App
 from kivy.clock import Clock
-from kivy.properties import BooleanProperty, ListProperty
+from kivy.properties import BooleanProperty, ListProperty, NumericProperty
 from kivy.modules import inspector
 from kivy.core.window import Window
 
@@ -66,14 +66,18 @@ PAUSE_TIME = 0.75  # seconds
 
 class QuizzerApp(App):
     DEFAULT_QUESTION = ('What is your favorite color?', ('Blue', 'Blue', 'Blue', 'Blue'), 'Blue')
+    NUMBER_OF_QUESTION = 5
 
     include_gui_topic = BooleanProperty(True)
     include_color_topic = BooleanProperty(False)
     include_tree_topic = BooleanProperty(False)
 
     questions = ListProperty([])
+
     paused = BooleanProperty(False)
     correct = BooleanProperty(False)
+    score = NumericProperty(0)
+    progress = NumericProperty(0)
 
     def build(self):
         inspector.create_inspector(Window, self)
@@ -105,9 +109,17 @@ class QuizzerApp(App):
         self.reshuffle()
 
     def answer(self, answer):
+
         question = self.questions[-1] if len(self.questions) > 0 else QuizzerApp.DEFAULT_QUESTION
         self.paused = True
         self.correct = answer == question[2]
+        self.progress += 1
+        if self.correct:
+            self.score += 1
+            
+            print(f'You got it correct, number of right are: {self.score} out of {QuizzerApp.NUMBER_OF_QUESTION}')
+        else:
+            print(f'total number of questions: {self.score} out of {QuizzerApp.NUMBER_OF_QUESTION}')
         Clock.schedule_once(lambda delta: self.unpause(), PAUSE_TIME)
 
     def unpause(self):
@@ -116,6 +128,9 @@ class QuizzerApp(App):
             self.questions.pop()
         if len(self.questions) == 0:
             self.reshuffle()
+        if self.progress == QuizzerApp.NUMBER_OF_QUESTION:
+            self.progress = 0
+            self.score = 0
 
 
 if __name__ == '__main__':

quizzer.kv

@@ -11,7 +11,6 @@ ScreenManager:
                 Widget:
                 CheckBox:
                     id: gui
-                    group: 'categories'
                     active: app.include_gui_topic
                     size_hint: (None, None)
                     size: (sp(32), gui_label.height)
@@ -27,7 +26,7 @@ ScreenManager:
                 Widget:
                 CheckBox:
                     id: color
-                    group: 'categories'
+
                     active: app.include_color_topic
                     size_hint: (None, None)
                     size: (sp(32), color_label.height)
@@ -43,7 +42,7 @@ ScreenManager:
                 Widget:
                 CheckBox:
                     id: tree
-                    group: 'categories'
+
                     active: app.include_tree_topic
                     size_hint: (None, None)
                     size: (sp(32), tree_label.height)
@@ -68,8 +67,11 @@ ScreenManager:
                 size_hint: (1.0, 0.5)
     Screen:
         name: 'quiz'
+
         BoxLayout:
+
             orientation: 'vertical'
+
             Button:
                 text: 'Change Topic'
                 size_hint: (1, 0.25)
@@ -77,6 +79,19 @@ ScreenManager:
                 on_press:
                     root.transition.direction = 'right'
                     root.current = 'settings'
+
+            ProgressBar:
+                value: app.progress
+                min: 0
+                max: app.NUMBER_OF_QUESTION
+                pos_hint: {'x': 0.1}
+                size_hint_x: 0.8
+            Label:
+
+                text: f'Score: {app.score}/5'
+                text_size: self.size
+                halign: 'right'
+                valign: 'middle'
             Label:
                 text: 'Do you know…'
                 font_size: sp(24)
@@ -116,6 +131,7 @@ ScreenManager:
             size: self.size
 
 # All labels are blue.
+
 <Label>:
     color: (0.0, 0.0, 0.75, 1.0)