这对于您尝试做的事情应该足够了。我会创建自己的动画或从互联网上逐帧下载您想要显示的动画。画布更适合与用户进行交互,这就是我使用标签来显示图像的原因......
import tkinter as tk
class Activity(tk.Label):
def __init__(self, master = None, delay = 1000, cnf = {}, **kw):
self._taskID = None
self.delay = delay
return super().__init__(master, cnf, **kw)
# starts the animation
def start(self):
self.after(0, self._loop)
# calls its self after a specific <delay>
def _loop(self):
currentText = self["text"] + "."
if currentText == "....":
currentText = ""
self["text"] = currentText
self._taskID = self.after(self.delay, self._loop)
# stopps the loop method calling its self
def stop(self):
self.after_cancel(self._taskID)
# Depends if you want to destroy the widget after the loop has stopped
self.destroy()
class AcitivityImage(Activity):
def __init__(self, imagename, frames, filetype, master = None, delay = 1000, cnf = {}, **kw):
self._frames = []
self._index = 0
for i in range(frames):
self._frames.append(tk.PhotoImage(file = imagename+str(i)+'.'+str(filetype)))
return super().__init__(master, delay, cnf, **kw)
def _loop(self):
self["image"] = self._frames[self._index]
# add one to index if the index is less then the amount of frames
self._index = (self._index + 1 )% len(self._frames)
self._taskID = self.after(self.delay, self._loop)
root = tk.Tk()
root.geometry("500x500")
# create a activity image widget
#root.b = AcitivityImage("activity", 3, "png", root)
#root.b.pack()
# create the activity widget
root.a = Activity(root, 500, bg = "yellow")
root.a.pack()
# start the loop
root.a.start()
#root.b.start()
# stop the activity loop after 7 seconds
root.after(7000, root.a.stop)
#root.after(8000, root.b.stop)
root.mainloop().