项目一[GUI笔记本项目]

建立程序
打包程序

建立程序


from tkinter import *
from tkinter.colorchooser import *
from tkinter.filedialog import *
class   Application(Frame):
    def __init__(self, master=None):
        super().__init__(master)
        self.master = master                #super()代表的是父类的定义，而不是父类对象
        self.textpad = None                 #textpad表示Text文本框对象
        self.pack()
        self.createWiget()
    def createWiget(self):
        #创建主菜单栏
        menubar = Menu(root)
        #创建字菜单
        menFile = Menu(menubar)
        menEdit = Menu(menubar)
        menHelp = Menu(menubar)
        #将子菜单加入到主菜单栏
        menubar.add_cascade(label="文件(F)",menu=menFile)
        menubar.add_cascade(label="编辑(E)", menu=menEdit)
        menubar.add_cascade(label="帮助(H)", menu=menHelp)
        #添加菜单项
        menFile.add_cascade(label="新建",accelerator="ctrl+n",command=self.newfile)
        menFile.add_cascade(label="打开", accelerator="ctrl+o",command=self.openfile)
        menFile.add_cascade(label="保存", accelerator="ctrl+s",command=self.savefile)
        menFile.add_separator() #添加分割线
        menFile.add_cascade(label="退出", accelerator="ctrl+q",command=self.exit)
        #将主菜单栏加到根窗口
        root["menu"]=menubar
        #增加快捷键的处理
        root.bind("<Control-n>",lambda event:self.newfile())
        root.bind("<Control-o>",lambda event:self.openfile())
        root.bind("<Control-s>", lambda event: self.savefile())
        root.bind("<Control-q>", lambda event: self.exit())
        # 文本编辑区
        self.textpad = Text(root, width=50, height=30)
        self.textpad.pack()
        #创建上下菜单
        self.contextMenu = Menu(root)
        self.contextMenu.add_command(label="背景颜色",command=self.openAskColor)
        #为右键绑定事件
        root.bind("<Button-3>",self.createContextMenu)
    def newfile(self):
        self.textpad.delete(1.0, END)  # 把text控件中所有内容清空
        self.filename = asksaveasfilename(title="另存为",initialfile="未命名.txt",filetypes=[("文本文档","*.txt")],defaultextension=".txt")
        self.savefile()
    def openfile(self):
        self.textpad.delete(1.0,END)#把text控件中所有内容清空
        with askopenfile(title="打开文本文件") as f:
            self.textpad.insert(INSERT,f.read())
            self.filename = f.name
    def savefile(self):
        with open(self.filename,"w") as f:
            c = self.textpad.get(1.0,END)
            f.write(c)
    def exit(self):
        root.quit()
    def openAskColor(self):
        s1 = askcolor(color="red",title="返回背景色")
        self.textpad.config(bg=s1[1])
    def createContextMenu(self,event):
        #菜单在鼠标右键单击的坐标处显示
        self.contextMenu.post(event.x_root,event.y_root)
if __name__ == "__main__":
    root = Tk()
    root.geometry("450x300+600+200")
    root.title("简易记事本")
    app = Application(master=root)
    root.mainloop()