python实现无边框进度条的实例代码

import sysfrom PyQt5.QtCore import Qtfrom PyQt5.QtWidgets import QMainWindow, QApplicationimport timefrom tkinter import *class MainWIndow(QMainWindow):def __init__(self, parent=None):super(MainWIndow, self).__init__(parent)self.resize(500, 667)self.setWindowTitle('私人医生 copyright@2020 1.2.1') # 设置无边框窗口样式self.setWindowFlags(Qt.FramelessWindowHint) #子窗口，窗口无按钮 ，但有标题，可注释掉观察效果self.setWindowFlags(Qt.SubWindow) self.setObjectName("MainWindow")self.setStyleSheet("#MainWindow{border-image:url(images/python.jpg);}") if __name__ == '__main__':app = QApplication(sys.argv)win = MainWIndow()win.show()#更新进度条函数def change_schedule(now_schedule,all_schedule):canvas.coords(fill_rec, (5, 5, 6 + (now_schedule/all_schedule)*100, 25))root.update()#进度显示x.set(str(round(now_schedule/all_schedule*100,2)) + '%')if round(now_schedule/all_schedule*100,2) == 100.00:x.set("完成") #创建画布root = Tk() #画布位置控制，前两个参数为宽度和高度，后两个参数为xy坐标root.geometry("480x30+720+830")#创建画布frame = Frame(root).grid(row = 0,column = 0)#使用时将框架根据情况选择新的位置canvas = Canvas(frame,bg = "white")canvas.grid(row = 0,column = 0)x = StringVar()#隐藏标题栏root.overrideredirect(True)#将边框像素设置为0，即取消边框canvas.configure(highlightthickness=0)#进度条以及完成程度#设置矩形，无填充即为边框out_rec = canvas.create_rectangle(5,5,480,25,outline = "red",width = 1)fill_rec = canvas.create_rectangle(5,5,5,25,outline = "",width = 0,fill = "blue")Label(frame,textvariable = x).grid(row = 0,column = 1)for i in range(480):time.sleep(0.01)change_schedule(i,99) #root.mainloop()