class Controller:
#Constructor to create the window and its features.
def __init__(self):
#Create a window and give it a title.
self.window = Tk()
self.window.title('Simple Quiz')
#Create an instance of the quiz class.
self.quiz = Quiz()
#Labels for the question to appear on the screen.
self.question_text = Text(self.window, font="arial 16", width = 40, height = 4, wrap = WORD)
self.question_text.insert(1.0, self.quiz.ask_current_question())
self.question_text.pack()
#Variable and entry for the user to put in his or her answer.
self.answer = StringVar()
self.answerEntry = Entry (self.window, textvariable = self.answer)
self.answerEntry.pack(side = LEFT)
#Bind the return key to enter the answer in the entry.
self.answerEntry.focus_set()
self.answerEntry.bind("<Return>", self.check_answer)
#Label for the instructions for the quiz.
self.instructions = StringVar()
self.instructions.set('\u21D0 Enter your answer here')
self.instrLabel = Label(self.window, textvariable = self.instructions)
self.instrLabel.pack(side = LEFT)
#Main loop to loop through the initialization method.
self.window.mainloop()
#Method that checks if the user was correct or incorrect.
def check_answer(self, event):
if self.quiz.check_current_answer(self.answer.get()):
#Got it right!!
self.instructions.set("Good job! Next question ...")
else:
self.instructions.set("Sorry, the answer was " + self.quiz.get_current_answer())
self.answer.set('')
#Go to the next question if it exists
self.question_text.delete(1.0, END)
if (self.quiz.has_next()):
self.quiz.next()
self.question_text.insert(1.0, self.quiz.ask_current_question())
else:
self.question_text.insert(1.0, 'Sorry, there are no more questions.')
self.answerEntry.configure(state='disabled')
class Controller:
def __init__(self):
self.window = Tk()
self.window.title('Simple Quiz')
self.quiz = Quiz()
#setting the text box
self.question_text = Text(self.window,
font="arial 16",
width=40,
height=4,
wrap=WORD)
self.question_text.insert(1.0, self.quiz.ask_current_question())
self.question_text.pack()
#making the text entry and binding the 'enter' button to it
self.answer = StringVar()
self.answerEntry = Entry(self.window, textvariable=self.answer)
self.answerEntry.pack(side=LEFT)
self.answerEntry.focus_set()
self.answerEntry.bind("<Return>", self.check_answer)
#label
self.instructions = StringVar()
self.instructions.set('\u21D0 Enter your answer here')
self.instrLabel = Label(self.window, textvariable=self.instructions)
self.instrLabel.pack(side=LEFT)
self.window.mainloop()
def check_answer(self, event):
if self.quiz.check_current_answer(self.answer.get()):
#Got it right!!
self.instructions.set("Good job! Next question ...")
else:
self.instructions.set("Sorry, the answer was " +
self.quiz.get_current_answer())
self.answer.set('')
#Go to the next question if it exists
self.question_text.delete(1.0, END)
if (self.quiz.has_next()):
self.quiz.next()
self.question_text.insert(1.0, self.quiz.ask_current_question())
else:
self.question_text.insert(
1.0, 'Sorry, there are no more questions.'
) #when there are no more questions to be asked
self.answerEntry.configure(state='disabled')
class Controller:
''' Drive an interactive quiz GUI '''
def __init__(self, window):
''' Create a quiz and GUI frontend for that quiz '''
self.quiz = Quiz()
self.question_text = Text(window,
font="arial 16",
width=40,
height=4,
wrap=WORD)
self.question_text.insert(1.0, self.quiz.ask_current_question())
self.question_text.pack()
self.answer = StringVar()
self.answerEntry = Entry(window, textvariable=self.answer)
self.answerEntry.pack(side=LEFT)
self.answerEntry.focus_set()
self.answerEntry.bind("<Return>", self.check_answer)
self.instructions = StringVar()
self.instructions.set('\u21D0 Enter your answer here')
self.instrLabel = Label(window, textvariable=self.instructions)
self.instrLabel.pack(side=LEFT)
def check_answer(self, event):
''' Check if the user's current answer is correct '''
if self.quiz.check_current_answer(self.answer.get()):
#Got it right!!
self.instructions.set("Good job! Next question ...")
else:
self.instructions.set("Sorry, the answer was " +
self.quiz.get_current_answer())
self.answer.set('')
#Go to the next question if it exists
self.question_text.delete(1.0, END)
if (self.quiz.has_next()):
self.quiz.next()
self.question_text.insert(1.0, self.quiz.ask_current_question())
else:
self.question_text.insert(1.0,
'Sorry, there are no more questions.')
self.answerEntry.configure(state='disabled')
