import tkinter as tk from tkinter import ttk, messagebox import random import time import json import os # 成绩数据持久化文件 SCORE_FILE = "math_score.json" class MathTrainer: def __init__(self, root): self.root = root self.root.title("限时口算训练器") self.root.geometry("600x480") self.root.resizable(False, False) # 训练核心参数 self.difficulty = 1 # 1-简单 2-中等 3-困难 self.limit_time = 60 # 默认限时60秒 self.start_time = 0 self.is_running = False # 答题数据 self.question_num = 0 # 总答题数 self.right_num = 0 # 正确数 self.wrong_num = 0 # 错误数 self.current_answer = 0 self.remain_time = self.limit_time # 加载历史成绩 self.history_score = self.load_score() # 构建UI界面 self.build_ui() # 加载历史成绩 def load_score(self): if os.path.exists(SCORE_FILE): with open(SCORE_FILE, "r", encoding="utf-8") as f: return json.load(f) return {"best_score": 0, "total_train": 0} # 保存成绩 def save_score(self, score): self.history_score["total_train"] += 1 if score > self.history_score["best_score"]: self.history_score["best_score"] = score with open(SCORE_FILE, "w", encoding="utf-8") as f: json.dump(self.history_score, f, ensure_ascii=False, indent=4) # 搭建界面 def build_ui(self): # 顶部信息栏 info_frame = tk.Frame(self.root) info_frame.pack(pady=10, fill="x", padx=20) # 难度选择 tk.Label(info_frame, text="难度：", font=("微软雅黑", 11)).grid(row=0, column=0, padx=5) self.diff_var = tk.StringVar(value="简单") diff_combo = ttk.Combobox(info_frame, textvariable=self.diff_var, width=8, font=("微软雅黑", 10)) diff_combo["values"] = ["简单", "中等", "困难"] diff_combo.grid(row=0, column=1, padx=5) diff_combo.bind("<>", self.change_diff) # 限时设置 tk.Label(info_frame, text="限时(秒)：", font=("微软雅黑", 11)).grid(row=0, column=2, padx=5) self.time_var = tk.StringVar(value="60") time_entry = tk.Entry(info_frame, textvariable=self.time_var, width=8, font=("微软雅黑", 10)) time_entry.grid(row=0, column=3, padx=5) # 历史最佳 tk.Label(info_frame, text=f"最佳成绩：{self.history_score['best_score']}题", font=("微软雅黑", 11, "bold"), fg="#2E8B57").grid(row=0, column=4, padx=10) # 倒计时显示 self.time_label = tk.Label(self.root, text="剩余时间：60秒", font=("微软雅黑", 14, "bold"), fg="#FF4500") self.time_label.pack(pady=5) # 题目显示区域 self.q_label = tk.Label(self.root, text="点击开始训练", font=("微软雅黑", 30, "bold")) self.q_label.pack(pady=30) # 答案输入框 tk.Label(self.root, text="请输入答案：", font=("微软雅黑", 12)).pack() self.ans_entry = tk.Entry(self.root, font=("微软雅黑", 20), width=15, justify="center") self.ans_entry.pack(pady=10) self.ans_entry.bind("", self.check_answer) # 答题统计 self.stat_label = tk.Label(self.root, text="答题数：0 | 正确：0 | 错误：0", font=("微软雅黑", 12)) self.stat_label.pack(pady=15) # 功能按钮 btn_frame = tk.Frame(self.root) btn_frame.pack(pady=20) ttk.Button(btn_frame, text="开始训练", command=self.start_train, width=12).grid(row=0, column=0, padx=15) ttk.Button(btn_frame, text="提交答案", command=self.check_answer, width=12).grid(row=0, column=1, padx=15) ttk.Button(btn_frame, text="重置训练", command=self.reset_train, width=12).grid(row=0, column=2, padx=15) # 切换难度 def change_diff(self, event): diff = self.diff_var.get() if diff == "简单": self.difficulty = 1 elif diff == "中等": self.difficulty = 2 else: self.difficulty = 3 # 生成随机题目 def create_question(self): if self.difficulty == 1: # 简单：100以内加减 a = random.randint(1, 100) b = random.randint(1, 100) op = random.choice(["+", "-"]) if op == "-" and a < b: a, b = b, a elif self.difficulty == 2: # 中等：200以内加减、简单乘法 op = random.choice(["+", "-", "*"]) if op in ["+", "-"]: a = random.randint(1, 200) b = random.randint(1, 200) if op == "-" and a < b: a, b = b, a else: a = random.randint(2, 9) b = random.randint(2, 9) else: # 困难：加减乘混合、多位数乘法 op = random.choice(["+", "-", "*"]) if op == "+": a = random.randint(10, 500) b = random.randint(10, 500) elif op == "-": a = random.randint(10, 500) b = random.randint(10, a) else: a = random.randint(2, 20) b = random.randint(2, 20) # 计算正确答案 if op == "+": self.current_answer = a + b elif op == "-": self.current_answer = a - b else: self.current_answer = a * b self.q_label.config(text=f"{a} {op} {b} = ?") # 开始训练 def start_train(self): if self.is_running: messagebox.showwarning("提示", "训练正在进行中！") return # 初始化参数 try: self.limit_time = int(self.time_var.get()) if self.limit_time < 10: messagebox.showwarning("提示", "限时不能少于10秒！") return except: messagebox.showerror("错误", "请输入合法的限时数字！") return self.reset_train() self.is_running = True self.start_time = time.time() self.create_question() self.ans_entry.focus() self.countdown() # 倒计时函数 def countdown(self): if not self.is_running: return # 计算剩余时间 used = int(time.time() - self.start_time) self.remain_time = self.limit_time - used if self.remain_time <= 0: self.remain_time = 0 self.is_running = False self.time_label.config(text="时间结束！") self.end_train() return self.time_label.config(text=f"剩余时间：{self.remain_time}秒") self.root.after(1000, self.countdown) # 校验答案 def check_answer(self, event=None): if not self.is_running: messagebox.showwarning("提示", "请先点击开始训练！") return ans = self.ans_entry.get().strip() if not ans.isdigit(): messagebox.showwarning("提示", "请输入纯数字答案！") self.ans_entry.delete(0, tk.END) return self.question_num += 1 if int(ans) == self.current_answer: self.right_num += 1 else: self.wrong_num += 1 # 更新统计 self.update_stat() # 清空输入框，生成新题目 self.ans_entry.delete(0, tk.END) self.create_question() # 更新统计数据 def update_stat(self): self.stat_label.config(text=f"答题数：{self.question_num} | 正确：{self.right_num} | 错误：{self.wrong_num}") # 结束训练，展示成绩 def end_train(self): accuracy = (self.right_num / self.question_num * 100) if self.question_num > 0 else 0 # 保存最佳成绩（答对题目数） self.save_score(self.right_num) msg = f"训练结束！\n总答题数：{self.question_num}\n答对：{self.right_num}题\n答错：{self.wrong_num}题\n正确率：{accuracy:.2f}%" messagebox.showinfo("训练成绩", msg) # 刷新最佳成绩显示 self.history_score = self.load_score() # 重置训练 def reset_train(self): self.is_running = False self.question_num = 0 self.right_num = 0 self.wrong_num = 0 self.remain_time = self.limit_time self.q_label.config(text="点击开始训练") self.time_label.config(text=f"剩余时间：{self.limit_time}秒") self.ans_entry.delete(0, tk.END) self.update_stat() if __name__ == "__main__": root = tk.Tk() app = MathTrainer(root) root.mainloop()