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# 导入tkinter库，并设置别名为tk
import tkinter as tk
import time
from datetime import datetime

# 创建Tk对象，Tk代表窗口
root = tk.Tk()

# 设置窗口大小
winWidth = 560
winHeight = 160
# 获取屏幕分辨率
screenWidth = root.winfo_screenwidth()
screenHeight = root.winfo_screenheight()

x = int((screenWidth - winWidth) / 2)
y = int((screenHeight - winHeight) / 2)
# 设置窗口初始位置在屏幕居中
root.geometry("%sx%s+%s+%s" % (winWidth, winHeight, x, y))

var = tk.StringVar()
var2 = tk.StringVar()

def gettime():
    var.set(time.strftime("%Y-%m-%d %X"))  # 获取当前时间
    root.after(1000, gettime)  # 每隔1s调用函数 gettime 自身获取时间

def week():
    week_list = ["星期一", "星期二", "星期三", "星期四", "星期五", "星期六", "星期日"]
    a = week_list[datetime.now().weekday()]
    return a

var.set(gettime())
var2.set(week())

# 创建Label对象，第一个参数指定该Label放入root
w1 = tk.Label(root, textvariable=var, font=("微软雅黑", 40),width=16,height=1)
w1.place(x=0,y=0)
w2 = tk.Label(root, textvariable=var2, font=("微软雅黑", 40),width=5,height=1)
w2.place(x=0,y=1)

# 调用pack进行布局
w1.pack()
w2.pack()

root.overrideredirect(1)  # 去除窗口边框
root.wm_attributes("-alpha", 0.5)  # 透明度(0.0~1.0)
root.wm_attributes("-toolwindow", True)  # 置为工具窗口(没有最大最小按钮)
root.wm_attributes("-topmost", True)  # 永远处于顶层

def myquit(*args):
    root.destroy()

root.bind("<Any-KeyPress>", myquit)

def StartMove(event):
    global x, y
    x = event.x
    y = event.y

def StopMove(event):
    global x, y
    x = None
    y = None

def OnMotion(event):
    global x, y
    deltax = event.x - x
    deltay = event.y - y
    root.geometry("+%s+%s" % (root.winfo_x() + deltax, root.winfo_y() + deltay))
    root.update()
    print(event.x, event.y, root.winfo_x(), root.winfo_y(), root.winfo_width(), root.winfo_height())


root.bind("<ButtonPress-1>", StartMove)  # 监听左键按下操作响应函数
root.bind("<ButtonRelease-1>", StopMove)  # 监听左键松开操作响应函数
root.bind("<B1-Motion>", OnMotion)  # 监听鼠标移动操作响应函数

# 启动主窗口的消息循环
root.mainloop()