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本人花费5个月做出记事本

高度还原记事本功能

还支持 2D ，3D 图形，计算，日期等功能

注意！！！代码仅供学习，严禁抄袭，复制，转卖等，否则举报！！！

代码如下：

import tkinter
import tkinter.filedialog
import tkinter.messagebox
import os
import sys
import random
import numpy as np
import matplotlib.pyplot as p3
from mpl_toolkits.mplot3d import Axes3D


def open_file():
    filename = tkinter.filedialog.askopenfilename(title='打开文件', filetypes=[('文本文件', '*.txt'), ('所有文件', '*')])
    if filename:
        with open(filename, 'r', encoding='utf-8') as f:
            content = f.read()
            text.insert(tkinter.INSERT, content)

def save_file():
    filename = tkinter.filedialog.asksaveasfilename(title='保存文件', filetypes=[('文本文件', '*.txt'), ('所有文件', '*')])
    if filename:
        content = text.get(1.0, tkinter.END)
        with open(filename, 'w', encoding='utf-8') as f:
            f.write(content)

def exit_app():
    if tkinter.messagebox.askokcancel('退出', '确定退出吗？'):
        root.destroy()

def about_app():
    tkinter.messagebox.showinfo('关于', '记事本 v6.0')
    tkinter.messagebox.showwarning('警告', '这是一个警告消息！')
    tkinter.messagebox.showerror('错误', '这是一个错误消息！')
    tkinter.messagebox.askquestion('询问', '你喜欢这个软件吗？')
    tkinter.messagebox.askokcancel('确认', '你确定要这样做吗？')
    tkinter.messagebox.askretrycancel('重试', '你要重试吗？')
    tkinter.messagebox.askyesno('是否', '你要这样做吗？')
    tkinter.messagebox.askyesnocancel('是否', '你要这样做吗？')
    tkinter.messagebox.showinfo('结果', '你选择了“确定”')

def help_app():
    tkinter.messagebox.showinfo('帮助', '请阅读帮助文档！')
    tkinter.messagebox.showwarning('警告', '这是一个警告消息！')
    tkinter.messagebox.showerror('错误', '这是一个错误消息！')
    tkinter.messagebox.askquestion('询问', '你喜欢这个软件吗？')
    tkinter.messagebox.askokcancel('确认', '你确定要这样做吗？')
    tkinter.messagebox.askretrycancel('重试', '你要重试吗？')
    tkinter.messagebox.askyesno('是否', '你要这样做吗？')
    tkinter.messagebox.askyesnocancel('是否', '你要这样做吗？')
    tkinter.messagebox.showinfo('结果', '你选择了“确定”')

def cut_text():
    text.event_generate('<<Cut>>')

def copy_text():
    text.event_generate('<<Copy>>')

def paste_text():
    text.event_generate('<<Paste>>')


def create_toolbar(parent):
    toolbar = tkinter.Frame(parent)
    toolbar.pack(side=tkinter.TOP, fill=tkinter.X)

    # 新建按钮
    new_btn = tkinter.Button(toolbar, text='新建', command=new_file)
    new_btn.pack(side=tkinter.LEFT)

    # 打开按钮
    open_btn = tkinter.Button(toolbar, text='打开', command=open_file)
    open_btn.pack(side=tkinter.LEFT)

    # 保存按钮
    save_btn = tkinter.Button(toolbar, text='保存', command=save_file)
    save_btn.pack(side=tkinter.LEFT)

    # 分割线
    line = tkinter.Frame(toolbar, width=2, height=24, bg='black')
    line.pack(side=tkinter.LEFT, padx=2, pady=2)

    # 剪切按钮
    cut_btn = tkinter.Button(toolbar, text='剪切', command=cut_text)
    cut_btn.pack(side=tkinter.LEFT)

    # 复制按钮
    copy_btn = tkinter.Button(toolbar, text='复制', command=copy_text)
    copy_btn.pack(side=tkinter.LEFT)

    # 粘贴按钮
    paste_btn = tkinter.Button(toolbar, text='粘贴', command=paste_text)
    paste_btn.pack(side=tkinter.LEFT)

    # 分割线
    line = tkinter.Frame(toolbar, width=2, height=24, bg='black')
    line.pack(side=tkinter.LEFT, padx=2, pady=2)

    # 帮助按钮
    help_btn = tkinter.Button(toolbar, text='帮助', command=help_app)
    help_btn.pack(side=tkinter.LEFT)

    # 关于按钮
    about_btn = tkinter.Button(toolbar, text='关于', command=about_app)
    about_btn.pack(side=tkinter.LEFT)

    # 退出按钮
    exit_btn = tkinter.Button(toolbar, text='退出', command=exit_app)
    exit_btn.pack(side=tkinter.LEFT)

    # 状态栏
    statusbar = tkinter.Label(parent, text='状态栏', bd=1, relief=tkinter.SUNKEN, anchor=tkinter.W)
    statusbar.pack(side=tkinter.BOTTOM, fill=tkinter.X)



    # 字符略缩图

def create_toolbar(parent):
    toolbar = tkinter.Frame(parent)
    toolbar.pack(side=tkinter.TOP, fill=tkinter.X)




    # 新建按钮
    def new_file():
        global new_file
        if new_file:
            text.delete(1.0, tkinter.END)
            new_file = False
        else:
            tkinter.messagebox.showinfo('提示', '文件已保存，是否新建？')

    new_btn = tkinter.Button(toolbar, text='新建', command=new_file)
    new_btn.pack(side=tkinter.LEFT)

    # 打开按钮
    def open_file():
        filename = tkinter.filedialog.askopenfilename(title='打开文件', filetypes=[('文本文件', '*.txt'), ('所有文件', '*')])
        if filename:
            with open(filename, 'r', encoding='utf-8') as f:
                content = f.read()
                text.delete(1.0, tkinter.END)
                text.insert(tkinter.INSERT, content)

    open_btn = tkinter.Button(toolbar, text='打开', command=open_file)
    open_btn.pack(side=tkinter.LEFT)

    # 保存按钮
    def save_file():
        filename = tkinter.filedialog.asksaveasfilename(title='保存文件', filetypes=[('文本文件', '*.txt'), ('所有文件', '*')])
        if filename:
            content = text.get(1.0, tkinter.END)
            with open(filename, 'w', encoding='utf-8') as f:
                f.write(content)

    save_btn = tkinter.Button(toolbar, text='保存', command=save_file)
    save_btn.pack(side=tkinter.LEFT)

    # 分割线
    line = tkinter.Frame(toolbar, width=2, height=24, bg='black')
    line.pack(side=tkinter.LEFT, padx=2, pady=2)

    # 剪切按钮
    def cut_text():
        text.event_generate('<<Cut>>')

    cut_btn = tkinter.Button(toolbar, text='剪切', command=cut_text)
    cut_btn.pack(side=tkinter.LEFT)

    # 复制按钮
    def copy_text():
        text.event_generate('<<Copy>>')

    copy_btn = tkinter.Button(toolbar, text='复制', command=copy_text)
    copy_btn.pack(side=tkinter.LEFT)

    # 粘贴按钮
    def paste_text():
        text.event_generate('<<Paste>>')

    paste_btn = tkinter.Button(toolbar, text='粘贴', command=paste_text)
    paste_btn.pack(side=tkinter.LEFT)

    # 分割线
    line = tkinter.Frame(toolbar, width=2, height=24, bg='black')
    line.pack(side=tkinter.LEFT, padx=2, pady=2)

    # 帮助按钮
    def help_app():
        tkinter.messagebox.showinfo('帮助', '请阅读帮助文档！')

    help_btn = tkinter.Button(toolbar, text='帮助', command=help_app)
    help_btn.pack(side=tkinter.LEFT)

    # 关于按钮
    def about_app():
        tkinter.messagebox.showinfo('关于', '记事本 v26.0')

    about_btn = tkinter.Button(toolbar, text='关于', command=about_app)
    about_btn.pack(side=tkinter.LEFT)

    # 退出按钮
    def exit_app():
        if tkinter.messagebox.askokcancel('退出', '确定退出吗？'):
            root.destroy()

    exit_btn = tkinter.Button(toolbar, text='退出', command=exit_app)
    exit_btn.pack(side=tkinter.LEFT)

    # 状态栏
    statusbar = tkinter.Label(parent, text='状态栏', bd=1, relief=tkinter.SUNKEN, anchor=tkinter.W)
    statusbar.pack(side=tkinter.BOTTOM, fill=tkinter.X)

    # 背景颜色设置按钮，默认白色，点击按钮切换黑色，文字颜色切换为白色
    def change_color():
        if text.config('background')[-1] == 'white':
            text.config(background='black', foreground='white')
            color_btn.config(text='白色')
        else:
            text.config(background='white', foreground='black')
            color_btn.config(text='黑色')

    color_btn = tkinter.Button(toolbar, text='黑色', command=change_color)
    color_btn.pack(side=tkinter.RIGHT)
 
    # 绑定快捷键
    root.bind('<Control-n>', new_file)
    root.bind('<Control-o>', open_file)
    root.bind('<Control-s>', save_file)
    root.bind('<Control-q>', exit_app)
    root.bind('<Control-h>', help_app)
    root.bind('<Control-a>', about_app)
    root.bind('<Control-c>', cut_text)
    root.bind('<Control-x>', copy_text)
    root.bind('<Control-v>', paste_text)


    # 状态栏显示当前行列号
    def update_status_text(event):
        set_status_text(f'行数：{text.index(tkinter.INSERT).split(".")[0]} 列数：{text.index(tkinter.INSERT).split(".")[1]}')


    text.bind('<KeyRelease>', update_status_text)

    text.bind('<ButtonRelease-1>', update_status_text)



    def set_status_text(text):
        statusbar.config(text=text)
        statusbar.update_idletasks()


    def update_status_text(event):
        set_status_text(f'行数：{text.index(tkinter.INSERT).split(".")[0]} 列数：{text.index(tkinter.INSERT).split(".")[1]}')


    text.bind('<Control-n>', new_file)
    text.bind('<Control-o>', open_file)
    text.bind('<Control-s>', save_file)
    text.bind('<Control-q>', exit_app)
    text.bind('<Control-h>', help_app)
    text.bind('<Control-a>', about_app)
    text.bind('<Control-c>', cut_text)
    text.bind('<Control-x>', copy_text)
    text.bind('<Control-v>', paste_text)

    text.bind('<KeyRelease>', update_status_text)

    text.bind('<ButtonRelease-1>', update_status_text)

root = tkinter.Tk()
root.title('记事本')

# 菜单栏
menubar = tkinter.Menu(root)
filemenu = tkinter.Menu(menubar, tearoff=0)
filemenu.add_command(label='打开', command=open_file)
filemenu.add_command(label='保存', command=save_file)
filemenu.add_separator()
filemenu.add_command(label='退出', command=exit_app)
menubar.add_cascade(label='文件', menu=filemenu)
root.config(menu=menubar)

# 编辑菜单
editmenu = tkinter.Menu(menubar, tearoff=0)
editmenu.add_command(label='剪切', command=cut_text)
editmenu.add_command(label='复制', command=copy_text)
editmenu.add_command(label='粘贴', command=paste_text)
menubar.add_cascade(label='编辑', menu=editmenu)


# 帮助菜单
helpmenu = tkinter.Menu(menubar, tearoff=0)
helpmenu.add_command(label='帮助', command=help_app)
helpmenu.add_command(label='关于', command=about_app)
menubar.add_cascade(label='帮助', menu=helpmenu)
root.config(menu=menubar)


# 查看菜单，缩放功能
viewmenu = tkinter.Menu(menubar, tearoff=0)

def zoom_in():
    text.config(font=('Arial', 16))

def zoom_out():
    text.config(font=('Arial', 12))


viewmenu.add_command(label='放大', command=zoom_in)
viewmenu.add_command(label='缩小', command=zoom_out)
menubar.add_cascade(label='查看', menu=viewmenu)


# 格式菜单，字体种类切换
fontmenu = tkinter.Menu(menubar, tearoff=0)

def change_font(font):
    text.config(font=font)

fontmenu.add_command(label='Arial', command=lambda: change_font(('Arial', 12)))
fontmenu.add_command(label='Times New Roman', command=lambda: change_font(('Times New Roman', 12)))
fontmenu.add_command(label='Courier New', command=lambda: change_font(('Courier New', 12)))
menubar.add_cascade(label='格式', menu=fontmenu)

# 主题菜单，切换主题
thememenu = tkinter.Menu(menubar, tearoff=0)

def change_theme(theme):
    text.config(bg=theme['bg'], fg=theme['fg'], insertbackground=theme['insertbackground'])

thememenu.add_command(label='默认', command=lambda: change_theme({'bg': 'white', 'fg': 'black', 'insertbackground': 'black'}))
thememenu.add_command(label='黑色', command=lambda: change_theme({'bg': 'black', 'fg': 'white', 'insertbackground': 'white'}))
thememenu.add_command(label='深色', command=lambda: change_theme({'bg': 'gray', 'fg': 'white', 'insertbackground': 'white'}))
menubar.add_cascade(label='主题', menu=thememenu)

# 绘图菜单，用于绘制2D,3D图形
graphmenu = tkinter.Menu(menubar, tearoff=0)

def show_2d():
    import matplotlib.pyplot as plt

    x = np.linspace(0, 2*np.pi, 100)
    y = np.sin(x)

    plt.plot(x, y)
    plt.xlabel('X')
    plt.ylabel('Y')
    plt.title('sin(x)')
    plt.show()


def show_3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d.axes3d import Axes3D


    fig = plt.figure()
    
    ax = fig.add_subplot(111, projection='3d')

    # 绘制3D图形
    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)


    # 设置坐标轴
    ax.set_xlabel('X')    
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')

    plt.show()


graphmenu.add_command(label='2D图形', command=show_2d)
graphmenu.add_command(label='3D图形', command=show_3d)
menubar.add_cascade(label='绘图', menu=graphmenu)

# 计算菜单，用于计算表达式
calculamenu = tkinter.Menu(menubar, tearoff=0)

def calculate():
    expression = tkinter.simpledialog.askstring('计算器', '请输入表达式：')
    if expression:
        try:
            result = eval(expression)
            tkinter.messagebox.showinfo('计算结果', f'结果：{result}')
        except:
            tkinter.messagebox.showerror('错误', '表达式有误！')

calculamenu.add_command(label='计算', command=calculate)
menubar.add_cascade(label='计算', menu=calculamenu)

# 工具菜单，用于一些工具功能
tool喵enu = tkinter.Menu(menubar, tearoff=0)

def show_time():
    import time
    tkinter.messagebox.showinfo('时间', time.strftime('%Y-%m-%d %H:%M:%S', time.localtime()))

tool喵enu.add_command(label='时间', command=show_time)
menubar.add_cascade(label='工具', menu=tool喵enu)


# 开始菜单，所有功能按钮
startmenu = tkinter.Menu(menubar, tearoff=0)


def new_file():
    global new_file
    if new_file:
        text.delete(1.0, tkinter.END)
        new_file = False
    else:
        tkinter.messagebox.showinfo('提示', '文件已保存，是否新建？')

def open_file():
    filename = tkinter.filedialog.askopenfilename(title='打开文件', filetypes=[('文本文件', '*.txt'), ('所有文件', '*')])
    if filename:
        with open(filename, 'r', encoding='utf-8') as f:
            content = f.read()
            text.delete(1.0, tkinter.END)
            text.insert(tkinter.INSERT, content)

def save_file():
    filename = tkinter.filedialog.asksaveasfilename(title='保存文件', filetypes=[('文本文件', '*.txt'), ('所有文件', '*')])
    if filename:
        content = text.get(1.0, tkinter.END)
        with open(filename, 'w', encoding='utf-8') as f:
            f.write(content)

def cut_text():
    text.event_generate('<<Cut>>')

def copy_text():
    text.event_generate('<<Copy>>')


def paste_text():
    text.event_generate('<<Paste>>')

def help_app():
    tkinter.messagebox.showinfo('帮助', '请阅读帮助文档！')

def about_app():
    tkinter.messagebox.showinfo('关于', '记事本 v26.0')

def exit_app():
    if tkinter.messagebox.askokcancel('退出', '确定退出吗？'):
        root.destroy()

startmenu.add_command(label='新建', command=new_file)
startmenu.add_command(label='打开', command=open_file)
startmenu.add_command(label='保存', command=save_file)
startmenu.add_separator()
startmenu.add_command(label='剪切', command=cut_text)
startmenu.add_command(label='复制', command=copy_text)
startmenu.add_command(label='粘贴', command=paste_text)
startmenu.add_separator()
startmenu.add_command(label='帮助', command=help_app)
startmenu.add_command(label='关于', command=about_app)
startmenu.add_separator()
startmenu.add_command(label='退出', command=exit_app)
menubar.add_cascade(label='开始', menu=startmenu)

# 3D按钮，点击弹出一个窗口，显示3D图片,用mpl_toolkits.mplot3d.axes3d.Axes3D画图

def show_3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d.axes3d import Axes3D


    fig = plt.figure()
    
    ax = fig.add_subplot(111, projection='3d')

    # 绘制3D图形
    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)


    # 设置坐标轴
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')

    plt.show()


startmenu.add_separator()
startmenu.add_command(label='3D', command=show_3d)

root.config(menu=menubar)

 # 绘制2D图形,用matplotlib.pyplot画图

def show_2d():
    import matplotlib.pyplot as plt

    x = np.linspace(0, 2*np.pi, 100)
    y = np.sin(x)

    plt.plot(x, y)
    plt.xlabel('X')
    plt.ylabel('Y')
    plt.title('sin(x)')
    plt.show()

startmenu.add_separator()
startmenu.add_command(label='2D', command=show_2d)




startmenu.add_separator()
startmenu.add_command(label='3D', command=show_3d)


 # 绘制2D散点图,用matplotlib.pyplot画图

def show_scatter():
    import matplotlib.pyplot as plt

    x = np.random.rand(100)
    y = np.random.rand(100)

    plt.scatter(x, y)
    plt.xlabel('X')
    plt.ylabel('Y')
    plt.title('散点图')
    plt.show()

startmenu.add_separator()
startmenu.add_command(label='散点图', command=show_scatter)

 # 绘制3D散点图,用matplotlib.pyplot画图

def show_scatter3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.random.rand(100)
    y = np.random.rand(100)
    z = np.random.rand(100)

    ax.scatter(x, y, z)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D散点图')
    plt.show()

startmenu.add_separator()
startmenu.add_command(label='3D散点图', command=show_scatter3d)

 # 绘制等高线图,用matplotlib.pyplot画图

def show_contour():
    import matplotlib.pyplot as plt

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    plt.contour(x, y, z)
    plt.xlabel('X')
    plt.ylabel('Y')
    plt.title('等高线图')
    plt.show()


startmenu.add_separator()
startmenu.add_command(label='等高线图', command=show_contour)

 # 绘制3D等高线图,用matplotlib.pyplot画图

def show_contour3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)    
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.contour3D(x, y, z, 50, cmap='rainbow')
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D等高线图')
    plt.show()

startmenu.add_separator()
startmenu.add_command(label='3D等高线图', command=show_contour3d)

 # 绘制等值线图,用matplotlib.pyplot画图


def show_contourf():
    import matplotlib.pyplot as plt

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    plt.contourf(x, y, z)
    plt.xlabel('X')
    plt.ylabel('Y')
    plt.title('等值线图')
    plt.show()

startmenu.add_separator()
startmenu.add_command(label='等值线图', command=show_contourf)

 # 绘制3D等值线图,用matplotlib.pyplot画图


def show_contourf3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.contourf3D(x, y, z, 50, cmap='rainbow')
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D等值线图')
    plt.show()


startmenu.add_separator()   

startmenu.add_command(label='3D等值线图', command=show_contourf3d)

 
 # 绘制3D线图,用matplotlib.pyplot画图


def show_line3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)

    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D线图')
    plt.show()

startmenu.add_separator()
startmenu.add_command(label='3D线图', command=show_line3d)

 # 绘制3D面图,用matplotlib.pyplot画图


def show_surface3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D面图')
    plt.show()


startmenu.add_separator()
startmenu.add_command(label='3D面图', command=show_surface3d)

 # 绘制3D等值面图,用matplotlib.pyplot画图


def show_surfacef3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)

    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D等值面图')
    plt.show()


startmenu.add_separator()
startmenu.add_command(label='3D等值面图', command=show_surfacef3d)

# 3D菜单，用于一些3D功能

threedmenu = tkinter.Menu(menubar, tearoff=0)

def show_3d():  

  
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d.axes3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    # 绘制3D图形
    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)

    # 设置坐标轴
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')

    plt.title('3D图形')
    plt.show()

threedmenu.add_command(label='3D图形', command=show_3d)

menubar.add_cascade(label='3D', menu=threedmenu)

# 3D菜单按钮2，在3D菜单下

threedmenu2 = tkinter.Menu(threedmenu, tearoff=0)

def show_scatter3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.random.rand(100)
    y = np.random.rand(100)
    z = np.random.rand(100)

    ax.scatter(x, y, z)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D散点图')
    plt.show()

threedmenu2.add_command(label='3D散点图', command=show_scatter3d)

threedmenu.add_cascade(label='3D散点图', menu=threedmenu2)

# 3D菜单按钮3，在3D菜单下

threedmenu3 = tkinter.Menu(threedmenu, tearoff=0)

def show_contour3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.contour3D(x, y, z, 50, cmap='rainbow')
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D等高线图')
    plt.show()

threedmenu3.add_command(label='3D等高线图', command=show_contour3d)

threedmenu.add_cascade(label='3D等高线图', menu=threedmenu3)

# 3D菜单按钮4，在3D菜单下

threedmenu4 = tkinter.Menu(threedmenu, tearoff=0)

def show_contourf3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.contourf3D(x, y, z, 50, cmap='rainbow')
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D等值线图')
    plt.show()


threedmenu4.add_command(label='3D等值线图', command=show_contourf3d)

threedmenu.add_cascade(label='3D等值线图', menu=threedmenu4)


# 3D菜单按钮，在3D菜单下

threedmenu6 = tkinter.Menu(threedmenu, tearoff=0)

def show_line3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D



    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)

    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D线图')
    plt.show()

threedmenu6.add_command(label='3D线图', command=show_line3d)

threedmenu.add_cascade(label='3D线图', menu=threedmenu6)

# 3D菜单按钮7，在3D菜单下

threedmenu7 = tkinter.Menu(threedmenu, tearoff=0)

def show_surface3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D面图')
    plt.show()


threedmenu7.add_command(label='3D面图', command=show_surface3d)

threedmenu.add_cascade(label='3D面图', menu=threedmenu7)

# 3D菜单按钮8，在3D菜单下

threedmenu8 = tkinter.Menu(threedmenu, tearoff=0)

def show_surfacef3d():
    import matplotlib.pyplot as plt
    from mpl_toolkits.mplot3d import Axes3D

    fig = plt.figure()
    ax = fig.add_subplot(111, projection='3d')

    x = np.arange(-5, 5, 0.25)
    y = np.arange(-5, 5, 0.25)
    x, y = np.meshgrid(x, y)
    z = np.sin(np.sqrt(x**2 + y**2))

    ax.plot_surface(x, y, z, rstride=1, cstride=1, cmap='rainbow')
    ax.contourf(x, y, z, zdir='z', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='x', offset=-2, cmap='rainbow')
    ax.contourf(x, y, z, zdir='y', offset=2, cmap='rainbow')
    ax.set_zlim(-2, 1)

    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    ax.set_zlabel('Z')
    plt.title('3D等值面图')
    plt.show()


threedmenu8.add_command(label='3D等值面图', command=show_surfacef3d)

threedmenu.add_cascade(label='3D等值面图', menu=threedmenu8)

# 2D菜单，用于一些2D功能

twodmenu = tkinter.Menu(menubar, tearoff=0)

def show_2d():
    import matplotlib.pyplot as plt 

 
    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.arange(-5, 5, 0.25)
    y = np.sin(np.sqrt(x**2))

    ax.plot(x, y)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D图形')
    plt.show()

twodmenu.add_command(label='2D图形', command=show_2d)

menubar.add_cascade(label='2D', menu=twodmenu)

# 2D菜单按钮2，在2D菜单下

twodmenu2 = tkinter.Menu(twodmenu, tearoff=0)

def show_scatter2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.random.rand(100)
    y = np.random.rand(100)

    ax.scatter(x, y)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D散点图')
    plt.show()

twodmenu2.add_command(label='2D散点图', command=show_scatter2d)

twodmenu.add_cascade(label='2D散点图', menu=twodmenu2)


# 2D菜单按钮5，在2D菜单下

twodmenu5 = tkinter.Menu(twodmenu, tearoff=0)

def show_line2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.arange(-5, 5, 0.25)
    y = np.sin(np.sqrt(x**2))

    ax.plot(x, y)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D线图')
    plt.show()

twodmenu5.add_command(label='2D线图', command=show_line2d)

twodmenu.add_cascade(label='2D线图', menu=twodmenu5)

# 2D菜单按钮6，在2D菜单下

twodmenu6 = tkinter.Menu(twodmenu, tearoff=0)

def show_bar2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.arange(5)
    y = np.random.rand(5)

    ax.bar(x, y)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D条形图')
    plt.show()

twodmenu6.add_command(label='2D条形图', command=show_bar2d)

twodmenu.add_cascade(label='2D条形图', menu=twodmenu6)

# 2D菜单按钮7，在2D菜单下

twodmenu7 = tkinter.Menu(twodmenu, tearoff=0)

def show_pie2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.arange(5)
    y = np.random.rand(5)

    ax.pie(y, labels=x)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D饼图')
    plt.show()

twodmenu7.add_command(label='2D饼图', command=show_pie2d)

twodmenu.add_cascade(label='2D饼图', menu=twodmenu7)

# 2D菜单按钮8，在2D菜单下

twodmenu8 = tkinter.Menu(twodmenu, tearoff=0)

def show_hist2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.random.rand(100)

    ax.hist(x, bins=20)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D直方图')
    plt.show()

twodmenu8.add_command(label='2D直方图', command=show_hist2d)

twodmenu.add_cascade(label='2D直方图', menu=twodmenu8)

# 2D菜单按钮9，在2D菜单下

twodmenu9 = tkinter.Menu(twodmenu, tearoff=0)

def show_box2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.random.rand(100)

    ax.boxplot(x)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D箱线图')
    plt.show()

twodmenu9.add_command(label='2D箱线图', command=show_box2d)

twodmenu.add_cascade(label='2D箱线图', menu=twodmenu9)

# 2D菜单按钮10，在2D菜单下

twodmenu10 = tkinter.Menu(twodmenu, tearoff=0)

def show_errorbar2d():
    import matplotlib.pyplot as plt

    fig = plt.figure()
    ax = fig.add_subplot(111)

    x = np.arange(5)
    y = np.random.rand(5)
    yerr = np.random.rand(5)

    ax.errorbar(x, y, yerr=yerr)
    ax.set_xlabel('X')
    ax.set_ylabel('Y')
    plt.title('2D误差线图')
    plt.show()

twodmenu10.add_command(label='2D误差线图', command=show_errorbar2d)

twodmenu.add_cascade(label='2D误差线图', menu=twodmenu10)


# 工具栏
toolbar = tkinter.Frame(root)
toolbar.pack(side=tkinter.TOP, fill=tkinter.X)



# 文本框
text = tkinter.Text(root)
text.pack(fill=tkinter.BOTH, expand=1)

new_file = True
if len(sys.argv) > 1:
    with open(sys.argv[1], 'r', encoding='utf-8') as f:
        content = f.read()
        text.insert(tkinter.INSERT, content)
        new_file = False



# 工具栏
create_toolbar(root)

if new_file:
    text.focus_set()

else:
    text.mark_set(tkinter.INSERT, '1.0')
    text.see(tkinter.INSERT)

# 最大化显示
root.state('zoomed')


# 主循环
root.mainloop()