auto save

client.py

+import tkinter
+from tkinter import *
+
+alist = ["星期六下午打篮球", "星期天下午和小美一起看电影", 
+        "12月18日给蒂法过生日","12.24送妈妈圣诞礼物"]
+        
+class Note():       # 便签、笔记
+    def __init__(self):
+        self.root = tkinter.Tk()
+        self.root.geometry('300x340+1000+200')
+        self.root.title("我的便签-待办事项")
+        self.root.resizable(width=False, height=False)  
+        self.bg_img = tkinter.PhotoImage(file="bg.png")
+    def show(self):     # 布置窗口界面
+        self.canvas = tkinter.Canvas(self.root,width=300,height=340,bg="lightblue")
+        self.canvas.create_image(0, 0, image=self.bg_img, anchor=NW)
+        self.canvas.place(x=0,y=0)
+        # 输入框
+        self.ent = tkinter.Entry(self.root, show=None, 
+                   font=('宋体', 13), bg="snow", width=25)
+        self.ent.place(x=10, y=310)
+        # 按钮
+        self.but = tkinter.Button(self.root,text='添加',font=('宋体',12),
+                   bg="lightblue", width=5, command=self.get_info)
+        self.but.place(x=240, y=305)
+        self.y=20
+        for into in alist:
+            self.canvas.create_text(40,self.y,text=into,font=("宋体",11),
+                                    anchor="w", fill="#FF9900")
+            self.y += 30
+    def get_info(self):
+        info = self.ent.get()
+        if info != "":
+            self.ent.delete("0",END)
+            alist.append(info)
+            self.canvas.create_text(40,self.y,text=info,
+                        font=("宋体",11),anchor="w",fill='#FF9900')
+            self.y += 30
+
+app = Note()
+app.show()
+app.root.mainloop()
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