使用after方法时Tkinter窗口崩溃，GUI无法显示求助

你的代码存在多个核心问题导致GUI无法显示、逻辑阻塞，以下是修复后的完整代码，以及关键问题的说明：

修复后的代码 #

import tkinter as tk

app = tk.Tk()
app.title("Vacation MadLibs")

# 存储答案的列表
answers = []
# 问题列表
questions = [
    "Name an emotion....   ",
    "Name a place....   ",
    "Name a person....    ",
    "Name a vehicle....   ",
    "Name a number....    ",
    "Name another number....    ",
    "Name a verb....    ",
    "Name an adjective....    ",
    "Name an animal...    ",
    "Name another adjective....   ",
    "Name a food...    ",
    "Name an emotion...   ",
    "Name a famous person....     ",
    "Name an adjective....   "
]
current_question = 0

def help():
    helpWindow = tk.Toplevel(app) 
    # 用三引号包裹多行文本
    tk.Label(helpWindow, text="""How to play:
This game is called MadLibs!
You will be asked a series of questions that you will have
to answer. After you are done answering the questions we
will show you a story that you created!""").pack()

tk.Button(app, text="How to play", command=help).pack()

label = tk.Label(app, text="")
label.pack()

textbox = tk.Text(app, height=1, width=30)
textbox.pack()

def show_story():
    # 生成并显示故事
    story = f"""This is your story...
Im so {answers[0]}
Today we are going on a vacation to {answers[1]}
Im going with {answers[2]}
and we will travel there by {answers[3]}
The journey will take {answers[4]} hours and we will stay there for {answers[5]} days.
After we arrived we decided to {answers[6]}
Then we saw a {answers[7]} {answers[8]}
We were starving so we decided to eat a {answers[9]} {answers[11]}
We were so {answers[10]}
Because we met {answers[12]}
Overall the vacation was really {answers[13]}"""
    # 用弹窗显示故事
    story_window = tk.Toplevel(app)
    tk.Label(story_window, text=story, justify="left").pack(padx=10, pady=10)
    # 清空输入框和标签，重置问题
    global current_question
    current_question = 0
    answers.clear()
    label["text"] = questions[current_question]

def submit_answer():
    global current_question
    # 获取输入并去除换行符和空格
    answer = textbox.get("1.0", "end").strip()
    if answer:
        answers.append(answer)
        textbox.delete("1.0", "end")
        current_question += 1
        if current_question < len(questions):
            label["text"] = questions[current_question]
        else:
            # 所有问题完成，显示故事
            show_story()

button = tk.Button(app, text="提交答案", command=submit_answer)
button.pack()

# 显示第一个问题
label["text"] = questions[current_question]

# 启动主循环
app.mainloop()

关键问题修复说明 #

1. 缺少主循环：原代码没有调用app.mainloop()，这是Tkinter窗口显示的核心，必须添加才能启动GUI事件循环。
2. 同步调用阻塞逻辑：原代码直接循环调用getInput，会阻塞Tkinter的事件处理，改为用问题列表+事件驱动的方式，每次提交答案后自动切换下一个问题。
3. 输入处理不规范：原代码获取的Text内容包含换行符，用.strip()去除多余字符，确保答案干净。
4. 按钮无文本：原Button没有设置text参数，用户无法识别点击按钮的作用，添加"提交答案"文本。
5. 多行字符串错误：help函数里的Label文本用单行引号包裹多行内容会报错，改为三引号"""包裹。
6. 故事生成时机错误：原代码在GUI启动前就打印故事，此时还没有任何输入，改为所有问题完成后再生成并显示故事。
7. 全局变量逻辑混乱：原代码用d全局变量处理输入，但没有正确重置和流转，改为用answers列表存储答案，current_question跟踪当前问题索引。

内容的提问来源于stack exchange，提问作者windows.sys