做网站的费用计入销售费用吗,中卫网站推广营销,做搬家广告哪家网站有优,网站建设费做什么计算器合集 一#xff1a;极简版计算器二#xff1a;简易版计算器三#xff1a;不简易的计算器四#xff1a;还可以计算器 一#xff1a;极简版计算器 运行效果#xff1a; import tkinter as tk
import tkinter.messagebox
win tk.Tk()
win.title(计算器)… 计算器合集 一极简版计算器二简易版计算器三不简易的计算器四还可以计算器 一极简版计算器 运行效果 import tkinter as tk
import tkinter.messagebox
win tk.Tk()
win.title(计算器)
win.geometry(650x600)btk.Label(win, text计算器,justifytk.CENTER, height2 , width50 ,font(楷体, 20),backgroundlightcyan)
b.grid(row0,columnspan6)b1tk.Label(win, texta:,justifytk.CENTER, height2 , width5 ,font(楷体, 15))
b1.grid(row1,column0)
a1 tk.Entry(win, justifytk.LEFT, width15 , font(楷体, 15))
a1.grid(row1,column1)b2 tk.Label(win, textb:,justifytk.CENTER, height2 , width5 , font(楷体, 15))
b2.grid(row2,column0)
a2 tk.Entry(win, justifytk.LEFT, width15 , font(楷体, 15) )
a2.grid(row2,column1)txt tk.Text(win,height20, width40 ,font(楷体, 15))
txt.grid(row1,column4,rowspan4,columnspan4)num0
def sum():if a1.get() or a2.get():return tkinter.messagebox.showinfo(消息提示, 输入不能为空)global numnum 1a float(a1.get())b float(a2.get())c a bs str(%d%a %d%b %d%c)if num%20:ss \nprint(num)else:ss\ttxt.insert(tk.END,s)tkinter.messagebox.showinfo(消息提示, 求和结果是%d%c)a1.delete(0, tk.END)a2.delete(0, tk.END)def multiply():if a1.get() or a2.get():return tkinter.messagebox.showinfo(消息提示, 输入不能为空)global numnum 1a float(a1.get())b float(a2.get())c a * bs str(%d % a * %d % b %d % c)if num%20:ss \nprint(num)else:ss\ttxt.insert(tk.END, s)tkinter.messagebox.showinfo(消息提示, 求积结果是%d%c)a1.delete(0, tk.END)a2.delete(0, tk.END)
def subtract():if a1.get() or a2.get():return tkinter.messagebox.showinfo(消息提示, 输入不能为空)global numnum 1a float(a1.get())b float(a2.get())c a - bs str(%d % a - %d % b %d % c)if num%20:ss \nprint(num)else:ss\ttxt.insert(tk.END, s)tkinter.messagebox.showinfo(消息提示, 求差结果是%d%c)a1.delete(0, tk.END)a2.delete(0, tk.END)
def divide():if a1.get() or a2.get():return tkinter.messagebox.showinfo(消息提示, 输入不能为空)global numnum 1a float(a1.get())b float(a2.get())if float(b)0.0:tkinter.messagebox.showinfo(消息提示, 除数不能为零)a2.delete(0 , tk.END)else:c a / bs str(%d % a / %d % b %d % c)if num % 2 0:s s \nprint(num)else:s s \ttxt.insert(tk.END, s)tkinter.messagebox.showinfo(消息提示, 求商结果是%d%c)a1.delete(0, tk.END)a2.delete(0, tk.END)
a4 tk.Button(win, text求和,justifytk.CENTER, width10, font(楷体, 15) ,command lambda :sum() )
a4.grid(row3, column0)
a5 tk.Button(win, text求积, justifytk.CENTER, width10 , font(楷体, 15), command lambda :multiply())
a5.grid(row3, column1)
a6 tk.Button(win, text求差, justifytk.CENTER, width10, font(楷体, 15), command lambda :subtract())
a6.grid(row4, column0)
a7 tk.Button(win, text求商, justifytk.CENTER, width10, font(楷体, 15), command lambda :divide())
a7.grid(row4, column1)
win.mainloop()二简易版计算器 运行效果 import tkinter as tkclass Calculator(tk.Tk):def __init__(self):super().__init__()self.title(Calculator)self.geometry(400x400)self.result_var tk.StringVar()self.result_var.set()self.build_ui()def build_ui(self):# 创建输入框entry tk.Entry(self, textvariableself.result_var, font(Arial, 24), bd10, insertbackgroundwhite, width14, justifyright)entry.grid(row0, column0, columnspan4)# 创建按钮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(C, 4, 0)self.create_button(0, 4, 1)self.create_button(, 4, 2)self.create_button(, 4, 3)def create_button(self, text, row, column):button tk.Button(self, texttext, font(Arial, 18), width5, height2, commandlambda: self.on_button_click(text))button.grid(rowrow, columncolumn)def on_button_click(self, text):if text C:self.result_var.set()elif text :try:result eval(self.result_var.get().replace(×, *).replace(÷, /))self.result_var.set(result)except Exception as e:self.result_var.set(Error)else:current_value self.result_var.get()self.result_var.set(current_value text)if __name__ __main__:calculator Calculator()calculator.mainloop()三不简易的计算器 运行效果 import tkinter as tkclass Calc(tk.Tk):计算器窗体类def __init__(self):初始化实例tk.Tk.__init__(self)self.title(计算器)self.memory 0 # 暂存数值self.create()def create(self):创建界面btn_list [C, M-, -M, /,7, 8, 9, *,4, 5, 6, -,1, 2, 3, ,/-, 0, ., ]r 1c 0for b in btn_list:self.button tk.Button(self, textb, width5,command(lambda xb: self.click(x)))self.button.grid(rowr, columnc, padx3, pady6)c 1if c 3:c 0r 1self.entry tk.Entry(self, width24, borderwidth2,bgyellow, font(Consolas, 12))self.entry.grid(row0, column0, columnspan4, padx8, pady6)def click(self, key):响应按钮if key : # 输出结果result eval(self.entry.get())self.entry.insert(tk.END, str(result))elif key C: # 清空输入框self.entry.delete(0, tk.END)elif key -M: # 存入数值self.memory self.entry.get()if in self.memory:ix self.memory.find()self.memory self.memory[ix 2:]self.title(M self.memory)elif key M-: # 取出数值if self.memory:self.entry.insert(tk.END, self.memory)elif key /-: # 正负翻转if in self.entry.get():self.entry.delete(0, tk.END)elif self.entry.get()[0] -:self.entry.delete(0)else:self.entry.insert(0, -)else: # 其他键if in self.entry.get():self.entry.delete(0, tk.END)self.entry.insert(tk.END, key)if __name__ __main__:Calc().mainloop()四还可以计算器 运行效果 import tkinter as tkt
color1 skyblue
color2 yellow
color3 pink
color4 reddef Add(num):global tt t str(num)result.set(t)def Result():try:global ttotal str(eval(t))result.set(total)t except:result.set( error )t def Clear():global tt result.set()root tk.Tk()
root.configure(backgroundblack)
root.title(还可以计算器)
sh root.winfo_screenheight()
sw root.winfo_screenwidth()
h 150
w 295
x (sw - w) // 2
y (sh - h) // 2
root.geometry(%dx%d%d%d % (w, h, x, y))result tk.StringVar()entrys tk.Entry(root, textvariableresult, width22)
entrys.grid(columnspan4, ipadx70)button1 tk.Button(root, text 1 , bgcolor1, commandlambda: Add(1), height1, width7)
button1.grid(row2, column0)
button2 tk.Button(root, text 2 , bgcolor1, commandlambda: Add(2), height1, width7)
button2.grid(row2, column1)
button3 tk.Button(root, text 3 , bgcolor1, commandlambda: Add(3), height1, width7)
button3.grid(row2, column2)
button4 tk.Button(root, text 4 , bgcolor1, commandlambda: Add(4), height1, width7)
button4.grid(row3, column0)
button5 tk.Button(root, text 5 , bgcolor1, commandlambda: Add(5), height1, width7)
button5.grid(row3, column1)
button6 tk.Button(root, text 6 , bgcolor1, commandlambda: Add(6), height1, width7)
button6.grid(row3, column2)
button7 tk.Button(root, text 7 , bgcolor1, commandlambda: Add(7), height1, width7)
button7.grid(row4, column0)
button8 tk.Button(root, text 8 , bgcolor1, commandlambda: Add(8), height1, width7)
button8.grid(row4, column1)
button9 tk.Button(root, text 9 , bgcolor1, commandlambda: Add(9), height1, width7)
button9.grid(row4, column2)
button0 tk.Button(root, text 0 , bgcolor1, commandlambda: Add(0), height1, width7)
button0.grid(row5, column0)add tk.Button(root, text , bgcolor2, commandlambda: Add(), height1, width7)
add.grid(row2, column3)
subtract tk.Button(root, text - , bgcolor2, commandlambda: Add(-), height1, width7)
subtract.grid(row3, column3)
multiply tk.Button(root, text * , bgcolor2, commandlambda: Add(*), height1, width7)
multiply.grid(row4, column3)
divide tk.Button(root, text / , bgcolor2, commandlambda: Add(/), height1, width7)
divide.grid(row5, column3)equal tk.Button(root, text , bgcolor3, commandResult, height1, width7)
equal.grid(row5, column2)
clear tk.Button(root, textClear, bgcolor4, commandClear, height1, width7)
clear.grid(row5, column1)root.mainloop()
