首先展示一下效果：

主界面：

功能页面：

 功能展示：

下面进行代码解析：

主界面代码：

class mainwindow():def __init__(self, master):self.master = masterself.window = tk.Frame(self.master, bg='#FFFFFF')self.window.place(x=0,y=0,width=1000,height=600)self.window.showname_label=tk.Label(self.window,text="循环队列模拟器",fg='#AC2EC2', bg='#57F4E4',font=("Helvetic",100,"bold"),relief=RAISED).place(x=0, y=10,width=1000, height=150)self.window.showinfo_label = tk.Label(self.window,text="循环队列先进先出，后进后出，与一般队列\n相比可减少复杂度，为了区分空队和满队时\n的指针位置，只能存储maxsize-1个元素。 ",fg='#CEFFE8',bg='#D3B9B9',font=("Helvetic",30,"bold")).place(x=20,y=200)self.window.showname_label= tk.Label(self.window,text="",fg='#000000',bg='#FFFFFF',font=("Helvetic",30,"bold")).place(x=20,y=500)self.window.enter_btn=tk.Button(self.window,text="开始",bg='#000000',fg='#FFFFFF',font=("Helvetic", 50, "bold"),command=self.changetofunction).place(x=750, y=350,width=200, height=100)self.window.close_btn=tk.Button(self.window,text="关闭",bg='#000000',fg='#FFFFFF',font=("Helvetic", 50, "bold"),command=self.close).place(x=750, y=460,width=200, height=100)def changetofunction(self):self.window.destroy()functionwindow(self.master)def close(self):root.destroy()

功能界面前端代码：

class functionwindow():def __init__(self, master):self.master = masterself.tube=[0,0,0,0,0,0,0,0]self.button_tube=[0,0,0,0,0,0,0,0]self.position=[100,150,200,250,300,350,400,450]self.top_pin=0self.rear_pin = 0self.step = 0self.element_number=0self.window = tk.Frame(self.master, bg='#77D5FF')self.window.place(x=0, y=0, width=1000, height=600)self.window.showlength_label = tk.Label(self.window,text="这是一个长度为8的循环队列",fg='#000000',bg='#77D5FF',font=("Helvetic",20,"bold"),relief=RAISED).place(x=0, y=10)self.window.insert_btn=tk.Button(self.window,text="入队",bg='#71FF6A',fg='#000000',font=("Helvetic", 30, "bold"),command=self.insert).place(x=10,y=50)self.window.output_btn = tk.Button(self.window, text="退队", bg='#FF9E9E',fg='#000000',font=("Helvetic", 30, "bold"),command=self.output).place(x=150,y=50)self.window.showtimes_label = tk.Label(self.window,text="操作次数：",fg='#000000',bg='#77D5FF',font=("Helvetic",20,"bold"),relief=SUNKEN).place(x=0, y=150)self.window.showstates_label = tk.Label(self.window, text="队的状态：", fg='#000000', bg='#77D5FF',font=("Helvetic", 20, "bold"), relief=SUNKEN).place(x=0, y=200)self.window.showtimes_listbox = tk.Listbox(self.window,font=("Helvetica",20))self.window.showtimes_listbox.place(x=150, y=150, width=100, height=34)self.window.showtimes_listbox.insert(END, self.step)self.window.showstates_listbox = tk.Listbox(self.window,font=("Helvetica",20))self.window.showstates_listbox.place(x=150, y=200, width=100, height=34)self.window.showstates_listbox.insert(END, '空队')self.window.replace_btn=tk.Button(self.window,text="重置",bg='#F8A9F7',fg='#000000',font=("Helvetic", 30, "bold"),command=self.cleanall).place(x=10,y=300)self.maincanvas=Canvas(self.window,bg='#D5ECFF')self.maincanvas.place(x=300, y=80, width=600, height=400)self.maincanvas.create_line(100,150,500,150)self.maincanvas.create_line(100, 200, 500, 200)self.adder=100while self.adder<=500:self.maincanvas.create_line(self.adder,150,self.adder,200)self.adder+=50self.maincanvas.create_line(500,175,550,175)self.maincanvas.create_line(550, 175, 550, 350)self.maincanvas.create_line(550, 350, 50, 350)self.maincanvas.create_line(50, 350, 50, 175)self.maincanvas.create_line(50, 175,100, 175,arrow=LAST,arrowshape=(15, 15, 5))self.window.showup_label=tk.Label(self.maincanvas,text="头指针(front)↓负责删除元素",bg='#D5ECFF',font=("Helvetic",10,"bold")).place(x=210, y=30)self.window.showdown_label=tk.Label(self.maincanvas,text="尾指针(rear)↑负责插入元素",bg='#D5ECFF',font=("Helvetic",10,"bold")).place(x=210, y=300)self.top_canvas=Canvas(self.maincanvas,bg='#DAFFE1')self.top_canvas.place(x=100, y=80, width=400, height=50)self.top_canvas.create_line(25, 0, 25, 50, width=2.5, fill='#000000', capstyle=BUTT,arrow=LAST, arrowshape=(15, 15, 5))self.rear_canvas=Canvas(self.maincanvas,bg='#DAFFE1')self.rear_canvas.place(x=100, y=220, width=400, height=50)self.rear_canvas.create_line(25, 50, 25, 0, width=2.5, fill='#000000', capstyle=BUTT,arrow=LAST, arrowshape=(15, 15, 5))

插入元素：

    def insert(self):if (self.top_pin==self.rear_pin+1)or((self.top_pin==0)and(self.rear_pin==7)):messagebox.showerror("错误","循环队列已满，无法继续入队，已撤销本操作")returnself.element_number+=1self.step += 1self.tube[self.rear_pin]=1self.button_tube[self.rear_pin]=tk.Button(self.maincanvas,text=str(self.element_number))self.button_tube[self.rear_pin].place(x=self.position[self.rear_pin],y=150,width=50, height=50)self.rear_pin=self.move(self.rear_pin)self.redraw_rear(self.position[self.rear_pin]-75)

移除元素：

    def output(self):if self.top_pin==self.rear_pin:messagebox.showerror("错误", "循环队列已空，无法继续退队，已撤销本操作")returnself.tube[self.top_pin] = 0self.step += 1self.button_tube[self.top_pin].destroy()self.top_pin=self.move(self.top_pin)self.redraw_top(self.position[self.top_pin]-75)

控制元素位置：

    def move(self,s):if s==7:s=0else:s+=1self.renew()return s

top指针绘制：

    def redraw_top(self,s):self.top_canvas.destroy()self.top_canvas = Canvas(self.maincanvas, bg='#DAFFE1')self.top_canvas.place(x=100, y=80, width=400, height=50)self.top_canvas.create_line(s, 0, s, 50, width=2.5, fill='#000000', capstyle=BUTT, arrow=LAST,arrowshape=(15, 15, 5))

rear指针绘制：

    def redraw_rear(self,s):self.rear_canvas.destroy()self.rear_canvas = Canvas(self.maincanvas, bg='#DAFFE1')self.rear_canvas.place(x=100, y=220, width=400, height=50)self.rear_canvas.create_line(s, 50, s, 0, width=2.5, fill='#000000', capstyle=BUTT, arrow=LAST,arrowshape=(15, 15, 5))

重置页面：

    def cleanall(self):self.check_yes_message = messagebox.askokcancel("确认提醒", "确定要重置所有数据么？")if self.check_yes_message == False:returnelse:messagebox.showinfo("提醒", "数据已清空")self.window.destroy()functionwindow(self.master)

监测队列状态：

    def test_dui(self,s):if s==0:self.window.showstates_listbox.delete(0, END)self.window.showstates_listbox.insert(END, '空队')elif s==7:self.window.showstates_listbox.delete(0, END)self.window.showstates_listbox.insert(END, '满队')else:self.window.showstates_listbox.delete(0, END)self.window.showstates_listbox.insert(END,str(s)+'个元素')

最后展示完整代码：

import tkinter as tk
from tkinter import *
from tkinter import messagebox
class mainwindow():def __init__(self, master):self.master = masterself.window = tk.Frame(self.master, bg='#FFFFFF')self.window.place(x=0,y=0,width=1000,height=600)self.window.showname_label=tk.Label(self.window,text="循环队列模拟器",fg='#AC2EC2', bg='#57F4E4',font=("Helvetic",100,"bold"),relief=RAISED).place(x=0, y=10,width=1000, height=150)self.window.showinfo_label = tk.Label(self.window,text="循环队列先进先出，后进后出，与一般队列\n相比可减少复杂度，为了区分空队和满队时\n的指针位置，只能存储maxsize-1个元素。 ",fg='#CEFFE8',bg='#D3B9B9',font=("Helvetic",30,"bold")).place(x=20,y=200)self.window.showname_label= tk.Label(self.window,text="",fg='#000000',bg='#FFFFFF',font=("Helvetic",30,"bold")).place(x=20,y=500)self.window.enter_btn=tk.Button(self.window,text="开始",bg='#000000',fg='#FFFFFF',font=("Helvetic", 50, "bold"),command=self.changetofunction).place(x=750, y=350,width=200, height=100)self.window.close_btn=tk.Button(self.window,text="关闭",bg='#000000',fg='#FFFFFF',font=("Helvetic", 50, "bold"),command=self.close).place(x=750, y=460,width=200, height=100)def changetofunction(self):self.window.destroy()functionwindow(self.master)def close(self):root.destroy()
class functionwindow():def __init__(self, master):self.master = masterself.tube=[0,0,0,0,0,0,0,0]self.button_tube=[0,0,0,0,0,0,0,0]self.position=[100,150,200,250,300,350,400,450]self.top_pin=0self.rear_pin = 0self.step = 0self.element_number=0self.window = tk.Frame(self.master, bg='#77D5FF')self.window.place(x=0, y=0, width=1000, height=600)self.window.showlength_label = tk.Label(self.window,text="这是一个长度为8的循环队列",fg='#000000',bg='#77D5FF',font=("Helvetic",20,"bold"),relief=RAISED).place(x=0, y=10)self.window.insert_btn=tk.Button(self.window,text="入队",bg='#71FF6A',fg='#000000',font=("Helvetic", 30, "bold"),command=self.insert).place(x=10,y=50)self.window.output_btn = tk.Button(self.window, text="退队", bg='#FF9E9E',fg='#000000',font=("Helvetic", 30, "bold"),command=self.output).place(x=150,y=50)self.window.showtimes_label = tk.Label(self.window,text="操作次数：",fg='#000000',bg='#77D5FF',font=("Helvetic",20,"bold"),relief=SUNKEN).place(x=0, y=150)self.window.showstates_label = tk.Label(self.window, text="队的状态：", fg='#000000', bg='#77D5FF',font=("Helvetic", 20, "bold"), relief=SUNKEN).place(x=0, y=200)self.window.showtimes_listbox = tk.Listbox(self.window,font=("Helvetica",20))self.window.showtimes_listbox.place(x=150, y=150, width=100, height=34)self.window.showtimes_listbox.insert(END, self.step)self.window.showstates_listbox = tk.Listbox(self.window,font=("Helvetica",20))self.window.showstates_listbox.place(x=150, y=200, width=100, height=34)self.window.showstates_listbox.insert(END, '空队')self.window.replace_btn=tk.Button(self.window,text="重置",bg='#F8A9F7',fg='#000000',font=("Helvetic", 30, "bold"),command=self.cleanall).place(x=10,y=300)self.maincanvas=Canvas(self.window,bg='#D5ECFF')self.maincanvas.place(x=300, y=80, width=600, height=400)self.maincanvas.create_line(100,150,500,150)self.maincanvas.create_line(100, 200, 500, 200)self.adder=100while self.adder<=500:self.maincanvas.create_line(self.adder,150,self.adder,200)self.adder+=50self.maincanvas.create_line(500,175,550,175)self.maincanvas.create_line(550, 175, 550, 350)self.maincanvas.create_line(550, 350, 50, 350)self.maincanvas.create_line(50, 350, 50, 175)self.maincanvas.create_line(50, 175,100, 175,arrow=LAST,arrowshape=(15, 15, 5))self.window.showup_label=tk.Label(self.maincanvas,text="头指针(front)↓负责删除元素",bg='#D5ECFF',font=("Helvetic",10,"bold")).place(x=210, y=30)self.window.showdown_label=tk.Label(self.maincanvas,text="尾指针(rear)↑负责插入元素",bg='#D5ECFF',font=("Helvetic",10,"bold")).place(x=210, y=300)self.top_canvas=Canvas(self.maincanvas,bg='#DAFFE1')self.top_canvas.place(x=100, y=80, width=400, height=50)self.top_canvas.create_line(25, 0, 25, 50, width=2.5, fill='#000000', capstyle=BUTT,arrow=LAST, arrowshape=(15, 15, 5))self.rear_canvas=Canvas(self.maincanvas,bg='#DAFFE1')self.rear_canvas.place(x=100, y=220, width=400, height=50)self.rear_canvas.create_line(25, 50, 25, 0, width=2.5, fill='#000000', capstyle=BUTT,arrow=LAST, arrowshape=(15, 15, 5))def insert(self):if (self.top_pin==self.rear_pin+1)or((self.top_pin==0)and(self.rear_pin==7)):messagebox.showerror("错误","循环队列已满，无法继续入队，已撤销本操作")returnself.element_number+=1self.step += 1self.tube[self.rear_pin]=1self.button_tube[self.rear_pin]=tk.Button(self.maincanvas,text=str(self.element_number))self.button_tube[self.rear_pin].place(x=self.position[self.rear_pin],y=150,width=50, height=50)self.rear_pin=self.move(self.rear_pin)self.redraw_rear(self.position[self.rear_pin]-75)def output(self):if self.top_pin==self.rear_pin:messagebox.showerror("错误", "循环队列已空，无法继续退队，已撤销本操作")returnself.tube[self.top_pin] = 0self.step += 1self.button_tube[self.top_pin].destroy()self.top_pin=self.move(self.top_pin)self.redraw_top(self.position[self.top_pin]-75)def move(self,s):if s==7:s=0else:s+=1self.renew()return sdef redraw_top(self,s):self.top_canvas.destroy()self.top_canvas = Canvas(self.maincanvas, bg='#DAFFE1')self.top_canvas.place(x=100, y=80, width=400, height=50)self.top_canvas.create_line(s, 0, s, 50, width=2.5, fill='#000000', capstyle=BUTT, arrow=LAST,arrowshape=(15, 15, 5))def cleanall(self):self.check_yes_message = messagebox.askokcancel("确认提醒", "确定要重置所有数据么？")if self.check_yes_message == False:returnelse:messagebox.showinfo("提醒", "数据已清空")self.window.destroy()functionwindow(self.master)def redraw_rear(self,s):self.rear_canvas.destroy()self.rear_canvas = Canvas(self.maincanvas, bg='#DAFFE1')self.rear_canvas.place(x=100, y=220, width=400, height=50)self.rear_canvas.create_line(s, 50, s, 0, width=2.5, fill='#000000', capstyle=BUTT, arrow=LAST,arrowshape=(15, 15, 5))def renew(self):num=0for i in self.tube:num+=iself.window.showtimes_listbox.delete(0,END)self.window.showtimes_listbox.insert(END,self.step)self.test_dui(num)def test_dui(self,s):if s==0:self.window.showstates_listbox.delete(0, END)self.window.showstates_listbox.insert(END, '空队')elif s==7:self.window.showstates_listbox.delete(0, END)self.window.showstates_listbox.insert(END, '满队')else:self.window.showstates_listbox.delete(0, END)self.window.showstates_listbox.insert(END,str(s)+'个元素')if __name__ == '__main__':root = tk.Tk()root.resizable(False, False)root.geometry("1000x600")root.title("循环队列模拟器1.0")mainwindow(root)root.mainloop()