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September 17, 2020 06:04
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Simple tkinter calculator
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| import tkinter as tk | |
| class ResultFrame(tk.Frame): | |
| def __init__(self, master, *args, **kwargs): | |
| super().__init__(master, *args, **kwargs) | |
| self.build_frame() | |
| self.input_frame = self.open_input_window(master) | |
| def build_frame(self): | |
| self.label = tk.Label(text="Здесь будет результат") | |
| self.label.pack(padx=5, pady=10) | |
| self.result_button = tk.Button(text='Подсчитать', width=25, command=self.represent_sum) | |
| self.result_button.pack() | |
| def represent_sum(self): | |
| value = self.input_frame.sum_values() | |
| self.label['text'] = f"Ответ: {value}" | |
| @staticmethod | |
| def open_input_window(master): | |
| """ | |
| Create new window for input field | |
| :param master: parent window | |
| :return: tk.Frame | |
| """ | |
| x, y = master.winfo_x(), master.winfo_y() | |
| input_window = tk.Toplevel() | |
| input_window.geometry(f"+{x + 500}+{y + 100}") | |
| return InputFrame(input_window) | |
| class InputFrame(tk.Frame): | |
| def __init__(self, master, *args, **kwargs): | |
| super().__init__(master, *args, **kwargs) | |
| self.entries = [] | |
| self.create_entry(master, col=0) | |
| self.create_entry(master, col=1) | |
| def create_entry(self, master, col): | |
| new_entry = tk.Entry(master, fg="white", bg="grey") | |
| new_entry.grid(row=0, column=col, padx=5, pady=5) | |
| self.entries.append(new_entry) | |
| def sum_values(self): | |
| try: | |
| value = sum(map(int, (entry.get() for entry in self.entries))) | |
| except ValueError: | |
| value = "Введите коректные данные" | |
| return value | |
| def main(): | |
| root = tk.Tk() | |
| root.title("Калькулятор") | |
| root.geometry("300x100") | |
| ResultFrame(root).pack() | |
| root.mainloop() | |
| if __name__ == '__main__': | |
| main() |
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