标签:tkinter 0002 Python menu self file text main 记事本
文章目录
导入模块
import tkinter
import tkinter.messagebox
import tkinter.filedialog
- tkinter - 主要的GUI
- tkinter.messagebox - 用于弹出错误
- tkinter.filedialog - 用来保存/打开文件
定义类
class notepad():
def __init__(self):
self.main_function()
__init__
里的代码用于调用下一个函数
主要函数 - 窗口
def main_function(self):
self.main_window = tkinter.Tk()
self.main_window.title("记事本")
self.main_window.geometry("400x400")
self.main_window.resizable(0, 0)
- title - 标题
- geometry - 窗口大小
- resizable - 阻止用户改变窗口大小
主要函数 - 顶部菜单
self.menubar = tkinter.Menu(self.main_window)
self.copyright_menu = tkinter.Menu(self.menubar, tearoff = False)
self.copyright_menu.add_command(label = "版权", command = lambda: self.copyright_function())
self.menubar.add_cascade(label = "版权", menu = self.copyright_menu)
self.file_menu = tkinter.Menu(self.menubar, tearoff = False)
self.file_menu.add_command(label = "打开", command = lambda: self.open())
self.file_menu.add_command(label = "保存", command = lambda: self.save())
self.menubar.add_cascade(label = "文件", menu = self.file_menu)
self.main_window.config(menu = self.menubar)
- menubar - 最顶级菜单
- copyright_menu - menubar上的版权子菜单
- file_menu - menubar上的文件子菜单
主要函数 - 存放输入的文本框
self.text = tkinter.Text(self.main_window, height = 400, width = 400, font = ("微软雅黑", 10))
self.text.pack()
主要函数 - 消息循环
self.main_window.mainloop()
版权函数
def copyright_function(self):
tkinter.messagebox.showinfo(title = "版权", message = "作者:黄子恒\ncopyright (c) 保留所有权利")
文件 - 打开函数
def open(self):
self.open_name = tkinter.filedialog.askopenfilename(title = "打开记事本", filetypes = [("文本文档", "*.txt"), ("所有文件", "*.*")])
with open(self.open_name, "w") as file:
self.open_text = file.read()
file.close()
self.text.delete("0.0", "end")
self.text.insert("0.0", open_text)
- title - 弹窗的标题
- filetypes - 选择的文件类型
文件 - 保存函数
def save(self):
self.save_name = tkinter.filedialog.asksaveasfilename(title = "保存记事本", filetypes = [("文本文档", "*.txt"), ("所有文件", "*.*")])
with open(self.save_name, "w") as file:
file.write(self.text.get("0.0", "end"))
file.close()
self.text.delete("0.0", "end")
运行程序
notepad = notepad()
源代码
import tkinter
import tkinter.messagebox
import tkinter.filedialog
class notepad():
def __init__(self):
self.main_function()
def main_function(self):
self.main_window = tkinter.Tk()
self.main_window.title("记事本")
self.main_window.geometry("400x400")
self.main_window.resizable(0, 0)
self.menubar = tkinter.Menu(self.main_window)
self.copyright_menu = tkinter.Menu(self.menubar, tearoff = False)
self.copyright_menu.add_command(label = "版权", command = lambda: self.copyright_function())
self.menubar.add_cascade(label = "版权", menu = self.copyright_menu)
self.file_menu = tkinter.Menu(self.menubar, tearoff = False)
self.file_menu.add_command(label = "打开", command = lambda: self.open())
self.file_menu.add_command(label = "保存", command = lambda: self.save())
self.menubar.add_cascade(label = "文件", menu = self.file_menu)
self.main_window.config(menu = self.menubar)
self.text = tkinter.Text(self.main_window, height = 400, width = 400, font = ("微软雅黑", 10))
self.text.pack()
self.main_window.mainloop()
def copyright_function(self):
tkinter.messagebox.showinfo(title = "版权", message = "作者:黄子恒\ncopyright (c) 保留所有权利")
def open(self):
self.open_name = tkinter.filedialog.askopenfilename(title = "打开记事本", filetypes = [("文本文档", "*.txt"), ("所有文件", "*.*")])
with open(self.open_name, "w") as file:
self.open_text = file.read()
file.close()
self.text.delete("0.0", "end")
self.text.insert("0.0", open_text)
def save(self):
self.save_name = tkinter.filedialog.asksaveasfilename(title = "保存记事本", filetypes = [("文本文档", "*.txt"), ("所有文件", "*.*")])
with open(self.save_name, "w") as file:
file.write(self.text.get("0.0", "end"))
file.close()
self.text.delete("0.0", "end")
notepad = notepad()
标签:tkinter,0002,Python,menu,self,file,text,main,记事本 来源: https://blog.csdn.net/py233333/article/details/112338242
本站声明: 1. iCode9 技术分享网(下文简称本站)提供的所有内容,仅供技术学习、探讨和分享; 2. 关于本站的所有留言、评论、转载及引用,纯属内容发起人的个人观点,与本站观点和立场无关; 3. 关于本站的所有言论和文字,纯属内容发起人的个人观点,与本站观点和立场无关; 4. 本站文章均是网友提供,不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属;如您发现该文章侵犯了您的权益,可联系我们第一时间进行删除; 5. 本站为非盈利性的个人网站,所有内容不会用来进行牟利,也不会利用任何形式的广告来间接获益,纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。