GUI로 만드는 계산기

import tkinter as tk

# 계산기 클래스 정의
class Calculator:
    def __init__(self, master):
        self.master = master
        master.title("계산기")

        # 결과 텍스트 상자 생성
        self.result_var = tk.StringVar()
        self.result_var.set("0")
        self.result = tk.Label(master, textvariable=self.result_var, font=('Arial', 20))
        self.result.grid(columnspan=4)

        # 버튼 생성
        self.create_button("7", 1, 0)
        self.create_button("8", 1, 1)
        self.create_button("9", 1, 2)
        self.create_button("/", 1, 3)

        self.create_button("4", 2, 0)
        self.create_button("5", 2, 1)
        self.create_button("6", 2, 2)
        self.create_button("*", 2, 3)

        self.create_button("1", 3, 0)
        self.create_button("2", 3, 1)
        self.create_button("3", 3, 2)
        self.create_button("-", 3, 3)

        self.create_button("0", 4, 0)
        self.create_button(".", 4, 1)
        self.create_button("C", 4, 2)
        self.create_button("+", 4, 3)

        self.create_button("=", 5, 0, columnspan=4)

    # 버튼 생성 함수
    def create_button(self, text, row, column, columnspan=1, rowspan=1):
        button = tk.Button(self.master, text=text, font=('Arial', 16), width=5, height=2, command=lambda: self.click_button(text))
        button.grid(row=row, column=column, columnspan=columnspan, rowspan=rowspan)

    # 버튼 클릭 이벤트 처리 함수
    def click_button(self, text):
        if text == "=":
            try:
                result = eval(self.result_var.get())
                self.result_var.set(str(result))
            except:
                self.result_var.set("에러")
        elif text == "C":
            self.result_var.set("0")
        else:
            if self.result_var.get() == "0":
                self.result_var.set(text)
            else:
                self.result_var.set(self.result_var.get() + text)

# 메인 코드
root = tk.Tk()
calculator = Calculator(root)
root.mainloop()

import wx

class Calculator(wx.Frame):
    def __init__(self, parent, title):
        super(Calculator, self).__init__(parent, title=title, size=(300, 250))
        self.InitUI()
        self.Centre()
        self.Show()

    def InitUI(self):
        vbox = wx.BoxSizer(wx.VERTICAL)
        self.textprint = wx.TextCtrl(self, style=wx.TE_RIGHT)
        self.equation = ""

        vbox.Add(self.textprint, flag=wx.EXPAND | wx.TOP | wx.BOTTOM, border=4)

        gridBox = wx.GridSizer(5, 4, 5, 5)

        labels = ['AC', 'DEL', 'pi', 'CLOSE', '7', '8', '9', '/', '4', '5', '6', '*',
                  '1', '2', '3', '-', '0', '.', '=', '+']

        for label in labels:
            buttonItem = wx.Button(self, label=label)
            self.createHandler(buttonItem, label)
            gridBox.Add(buttonItem, 1, wx.EXPAND)

        vbox.Add(gridBox, proportion=1, flag=wx.EXPAND)
        self.SetSizer(vbox)

    def createHandler(self, button, labels):
        items = ['DEL', 'AC', 'CLOSE']
        if labels not in items:
            self.Bind(wx.EVT_BUTTON, self.OnAppend, button)
        if labels == 'DEL':
            self.Bind(wx.EVT_BUTTON, self.OnDel, button)
        if labels == 'AC':
            self.Bind(wx.EVT_BUTTON, self.OnAc, button)
        if labels == '=':
            self.Bind(wx.EVT_BUTTON, self.OnTarget, button)
        if labels == 'CLOSE':
            self.Bind(wx.EVT_BUTTON, self.OnExit, button)

    def OnAppend(self, event):
        eventbutton = event.GetEventObject()
        label = eventbutton.GetLabel()
        self.equation += str(label)
        self.textprint.SetValue(self.equation)

    def OnDel(self, event):
        self.equation = self.equation[:-1]
        self.textprint.SetValue(self.equation)

    def OnAc(self, event):
        self.textprint.Clear()
        self.equation = ""

    def OnTarget(self, event):
        string = self.equation
        try:
            target = str(eval(string))
            self.equation = target
            self.textprint.SetValue(self.equation)
        except:
            self.textprint.SetValue("Wrong Format")
            self.equation = ""

    def OnExit(self, event):
        self.Close(True)


if __name__ == '__main__':
    app = wx.App()
    Calculator(None, title='Calculator')
    app.MainLoop()

import tkinter as tk

root = tk.Tk()

# 버튼에 accesskey와 underline 옵션을 사용하여 액세스 키를 설정합니다.
button = tk.Button(root, text="OK", underline=0)
button.config(width=10, height=2, bd=4, relief="raised", underline=0, accesskey="O")
button.pack(padx=10, pady=10)

# 라벨 위젯에 labelFor 옵션을 사용하여 라벨과 관련된 위젯을 설정합니다.
label = tk.Label(root, text="Username:")
label.pack(padx=10, pady=10)
entry = tk.Entry(root)
entry.pack(padx=10, pady=10)
label.config(labelFor=entry)

root.mainloop()