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"]
         
@@ -8,9 +8,14 @@ class Note():       # 便签、笔记
         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.root.resizable(width=False, height=False)
+        self.tupian = tkinter.PhotoImage(file = 'bg.png') 
 
     def show(self):     # 布置窗口界面
+        #画布
+        self.canvas = tkinter.Canvas(self.root,width=300,height = 340,bg='lightblue')
+        self.canvas.create_image(0,0,image = self.tupian,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)
@@ -19,9 +24,17 @@ class Note():       # 便签、笔记
         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 info in alist:
+            self.canvas.create_text(40,self.y , text = info,font=('黑体',13),anchor = W,fill = '#ff9900')
+            self.y+=30
     def get_info(self):
-        pass
+        info = self.ent.get()
+        if info!='':
+            alist.append(info)
+            self.canvas.create_text(40,self.y , text = info,font=('黑体',13),anchor = W,fill = '#ff9900')
+            self.y+=30
+            elf.ent.delete('0',END)
 
 app = Note()
 app.show()