你可以找到ttk.Progressbar
at tkdocs http://www.tkdocs.com/tutorial/morewidgets.html#progressbar
import time
from tkinter import *
from tkinter.ttk import *
tk = Tk()
progress = Progressbar(tk, orient=HORIZONTAL, length=100, mode='determinate')
def bar():
progress['value'] = 20
tk.update_idletasks()
time.sleep(1)
progress['value'] = 50
tk.update_idletasks()
time.sleep(1)
progress['value'] = 80
tk.update_idletasks()
time.sleep(1)
progress['value'] = 100
progress.pack()
Button(tk, text='foo', command=bar).pack()
mainloop()
最好用threading
并在另一个线程中运行您的代码。
像这样:
import threading
import time
from tkinter import Button, Tk, HORIZONTAL
from tkinter.ttk import Progressbar
class MonApp(Tk):
def __init__(self):
super().__init__()
self.btn = Button(self, text='Traitement', command=self.traitement)
self.btn.grid(row=0, column=0)
self.progress = Progressbar(self, orient=HORIZONTAL, length=100, mode='indeterminate')
def traitement(self):
def real_traitement():
self.progress.grid(row=1,column=0)
self.progress.start()
time.sleep(5)
self.progress.stop()
self.progress.grid_forget()
self.btn['state']='normal'
self.btn['state']='disabled'
threading.Thread(target=real_traitement).start()
if __name__ == '__main__':
app = MonApp()
app.mainloop()