Python GUI反复调用函数并按下按钮

import tkinter as tk

class App:
    def __init__(self, root):
        self.root = root
        self.button = tk.Button(root, text="Click Me", command=self.on_button_click)
        self.button.pack()
        self.is_running = False

    def on_button_click(self):
        if not self.is_running:
            self.is_running = True
            print("Button clicked")
            # 模拟长时间运行的任务
            self.root.after(2000, self.reset_flag)

    def reset_flag(self):
        self.is_running = False

root = tk.Tk()
app = App(root)
root.mainloop()

import tkinter as tk

class App:
    def __init__(self, root):
        self.root = root
        self.button = tk.Button(root, text="Click Me", command=self.on_button_click)
        self.button.pack()
        self.debounce_timer = None

    def on_button_click(self):
        if self.debounce_timer is not None:
            self.root.after_cancel(self.debounce_timer)
        print("Button clicked")
        # 设置防抖定时器
        self.debounce_timer = self.root.after(200, self.clear_debounce_timer)

    def clear_debounce_timer(self):
        self.debounce_timer = None

root = tk.Tk()
app = App(root)
root.mainloop()