tkinter基本widegets

from tkinter.messagebox import *
from tkinter import *
root = Tk()

photo = PhotoImage(file="./snow.png")  #file：t图片路径
imgLabel = Label(root,image=photo,text="初春的雪！")     #把图片整合到标签类中
imgLabel.pack(side=RIGHT)           #自动对齐

tl = "This is my window"
root.geometry("1024x900")  #窗口大小
root.title(tl)             #窗口题目

original_background = root.cget("background")  #得到窗口背景色
print(original_background)
#root.configure(background=original_background)
root.configure(background="yellow")  #设置窗口背景色
data = StringVar()
def action():
	print("I am  a Button!")
	root.title("Click Me!")
	root.geometry("+220+150")
	root.update()
	bg = root.cget("background") 
	showinfo(bg)  #弹出信息窗口


label = Label(root,text="It's me!")
label.pack()
btn = Button(root,text="Enter",command=action)
btn.pack()
ent = Entry(root,textvariable=data)
ent.pack()
chk1 = Checkbutton(root,text="电视")
chk2 = Checkbutton(root,text="电脑")
chk3 = Checkbutton(root,text="电吹风")
chk1.pack()
chk2.pack()
chk3.pack()
frm = Frame(root,bord=6)
frm.pack(side="top")
text = Text(frm,width=30,height=6,background="light blue")
text.pack()
im = Image("雪.jpg",imgtype="jpg")
im.pack

root.mainloop()