[英]How to implement a tkinter progress bar in python where the user can pause and restart the progress bar at the same position it was stopped?
这是我到目前为止的代码,理想情况下,我希望它暂停,直到用户再次单击开始。 任何帮助表示赞赏:!! 非常感谢:) <3
from tkinter import *
from tkinter import ttk
import time
from threading import *
import threading
import _thread
def start():
w.start()
def stop():
time.sleep(10)
def stopfunc():
_thread.start_new_thread(stop,())
window = Tk()
w = ttk.Progressbar(window)
w.pack()
button1 = ttk.Button(window, text = 'start', command = start)
button1.pack()
button2 = ttk.Button(window, text = 'stop', command = stopfunc)
button2.pack()
window.mainloop()
将variable
参数设置为控制变量,例如IntVar
。
from tkinter import *
from tkinter import ttk
def start():
w.start()
def stopfunc():
w.stop()
#var.set(var.get())
def reset():
var.set(0)
window = Tk()
var = IntVar()
w = ttk.Progressbar(window, variable=var)
w.pack()
button1 = ttk.Button(window, text = 'start', command = start)
button1.pack()
button2 = ttk.Button(window, text = 'stop', command = stopfunc)
button2.pack()
button2 = ttk.Button(window, text = 'reset', command = reset)
button2.pack()
window.mainloop()
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