GUI demonstration - PyQuiz

GUI demonstration using PySimpleGUI

Author: ehcelino

Diff for: GUI/PyQuiz/README.md

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+PyQuiz is a simple script to demonstrate both the use of PySimpleGUI as an interface to python scripts,
+and dictionaries for storing data. The code is mostly commented and as easy to understand as I could make it.
+
+It requires PySimpleGUI==4.60.1
+
+Tested on Python 3.10
+
+
+Eduardo C.

Diff for: GUI/PyQuiz/main.py

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+"""
+PyQuiz - a simple graphical quiz software
+Demonstrates the use of PySimpleGui as an interface
+and simple dictionary interaction
+"""
+import PySimpleGUI as sg
+
+# The dictionary containing our questions and answers (can come from a file, a database...)
+datatable = {
+    "1": {
+        "question": "10 + 10",
+        "answers": {
+            "a": "20",
+            "b": "100",
+            "c": "1010",
+        },
+        "correct_answer": "a",
+    },
+    "2": {
+        "question": "5 * 5",
+        "answers": {
+            "a": "55",
+            "b": "25",
+            "c": "500",
+        },
+        "correct_answer": "b",
+    },
+    "3": {
+        "question": "3 ** 2",
+        "answers": {
+            "a": "3",
+            "b": "32",
+            "c": "9",
+        },
+        "correct_answer": "c",
+    },
+}
+
+# Our window definition.
+def main_window():
+    """
+    Defines the main window.
+    :return: PySimpleGUI Window object.
+    """
+    # Everything bound by []'s goes on one line.
+    layout = [
+        [sg.Text('Quiz!', font='_ 12 bold')],
+        [sg.Text('Question:')],
+        [sg.Input('', size=(30, 1), key='-QUESTION-')],
+        [sg.Text('Answers:')],
+        [sg.Multiline('', size=(30, 8), key='-OPTIONS-')],
+        [sg.Radio('a', group_id='-RADIO-', key='a'),
+         sg.Radio('b', group_id='-RADIO-', key='b'),
+         sg.Radio('c', group_id='-RADIO-', key='c'),],
+        [sg.Button('Start', key='-START-'), sg.Button('Answer', key='-ANSWER-'),
+         sg.Button('Exit', key='-EXIT-')]
+    ]
+
+    return sg.Window('Quiz!', layout, finalize=True)
+
+window = main_window()
+
+# variables
+QUESTIONS_INDEX = 1
+END = False  # To keep track of the end of the game
+ANSWERED = False  # If the question is still unanswered
+QUESTIONING = False  # If there's an active question
+CORRECT = 0
+
+# aliases
+question = window['-QUESTION-']
+answers = window['-OPTIONS-']
+
+while True:  # This is the main loop.
+    event, values = window.read()
+
+    if event == '-START-':
+        if not END:
+            QUESTIONING = True
+            answers.update(value='')
+            question.update(value=f'{datatable[str(QUESTIONS_INDEX)]["question"]}')
+            for answer, answer_data in datatable[str(QUESTIONS_INDEX)]["answers"].items():
+                answers.print(f'({answer}): {answer_data}')
+            correct_answer = datatable[str(QUESTIONS_INDEX)]["correct_answer"]
+            ANSWERED = False
+        else:
+            QUESTIONING = False
+            sg.popup('End of Quiz.')
+
+    if event == '-ANSWER-':
+        if (values['a'] or values['b'] or values['c']) and QUESTIONING:
+            for idx in ('a', 'b', 'c'):
+                if values[idx]:
+                    USER_CHOICE = idx
+            if not ANSWERED:
+                if USER_CHOICE == correct_answer:
+                    sg.popup('Correct!')
+                    CORRECT += 1
+                else:
+                    sg.popup('Wrong.')
+            if not ANSWERED:
+                QUESTIONS_INDEX += 1
+                ANSWERED = True
+            if QUESTIONS_INDEX > len(datatable):
+                END = True
+                sg.popup(f'The end. You got {CORRECT} of {len(datatable)}.')
+            if not END:
+                window.write_event_value('-START-', '')
+
+    if event in (sg.WIN_CLOSED, '-EXIT-'):
+        break
+
+
+window.close()