import tkinter as tk from tkinter import ttk, messagebox, simpledialog import json import os from datetime import datetime class VotingSystem: def __init__(self, root): self.root = root self.root.title("模拟投票调查系统") self.root.geometry("750x550") self.root.resizable(False, False) # 数据存储 self.vote_data = { "title": "您最喜欢的编程语言是？", "options": ["Python", "Java", "C++", "JavaScript", "Go"], "votes": [0, 0, 0, 0, 0], "voted_ips": [], "create_time": "" } self.data_file = "vote_data.json" # 加载已有数据 self.load_data() # 设置样式 self.setup_style() # 创建界面 self.create_widgets() def setup_style(self): style = ttk.Style() style.theme_use('clam') style.configure('TButton', font=('微软雅黑', 10), padding=6) style.configure('TLabel', font=('微软雅黑', 10)) style.configure('Title.TLabel', font=('微软雅黑', 16, 'bold')) style.configure('Result.Horizontal.TProgressbar', thickness=25) def create_widgets(self): # 标题区域 title_frame = ttk.Frame(self.root, padding=20) title_frame.pack(fill=tk.X) self.title_label = ttk.Label( title_frame, text=self.vote_data["title"], style='Title.TLabel' ) self.title_label.pack() # 主内容区 main_frame = ttk.Frame(self.root, padding=20) main_frame.pack(fill=tk.BOTH, expand=True) # 左侧：投票区 left_frame = ttk.LabelFrame(main_frame, text="投票区", padding=15) left_frame.pack(side=tk.LEFT, fill=tk.BOTH, expand=True, padx=(0, 10)) self.vote_frame = ttk.Frame(left_frame) self.vote_frame.pack(fill=tk.BOTH, expand=True) self.selected_var = tk.StringVar() self.refresh_vote_options() # 投票按钮 vote_btn = ttk.Button( left_frame, text="提交投票", command=self.submit_vote, width=20 ) vote_btn.pack(pady=(15, 0)) # 右侧：结果统计区 right_frame = ttk.LabelFrame(main_frame, text="实时结果统计", padding=15) right_frame.pack(side=tk.RIGHT, fill=tk.BOTH, expand=True, padx=(10, 0)) self.result_frame = ttk.Frame(right_frame) self.result_frame.pack(fill=tk.BOTH, expand=True) self.total_label = ttk.Label(right_frame, text="总票数：0 票") self.total_label.pack(pady=(10, 0), anchor=tk.W) self.refresh_results() # 底部操作区 bottom_frame = ttk.Frame(self.root, padding=20) bottom_frame.pack(fill=tk.X) btn_frame = ttk.Frame(bottom_frame) btn_frame.pack() ttk.Button( btn_frame, text="新建投票", command=self.create_new_vote, width=15 ).pack(side=tk.LEFT, padx=5) ttk.Button( btn_frame, text="重置票数", command=self.reset_votes, width=15 ).pack(side=tk.LEFT, padx=5) ttk.Button( btn_frame, text="保存数据", command=self.save_data, width=15 ).pack(side=tk.LEFT, padx=5) def refresh_vote_options(self): # 清空现有选项 for widget in self.vote_frame.winfo_children(): widget.destroy() self.selected_var.set("") for i, option in enumerate(self.vote_data["options"]): rb = ttk.Radiobutton( self.vote_frame, text=option, variable=self.selected_var, value=option ) rb.pack(anchor=tk.W, pady=8) def refresh_results(self): # 清空现有结果 for widget in self.result_frame.winfo_children(): widget.destroy() total = sum(self.vote_data["votes"]) for i, option in enumerate(self.vote_data["options"]): votes = self.vote_data["votes"][i] percent = (votes / total * 100) if total > 0 else 0 # 选项名称 label = ttk.Label(self.result_frame, text=f"{option}: {votes}票 ({percent:.1f}%)") label.pack(anchor=tk.W, pady=(5, 2)) # 进度条 pb = ttk.Progressbar( self.result_frame, orient=tk.HORIZONTAL, length=200, mode='determinate', style='Result.Horizontal.TProgressbar' ) pb['value'] = percent pb.pack(fill=tk.X, pady=(0, 8)) self.total_label.config(text=f"总票数：{total} 票") def submit_vote(self): selected = self.selected_var.get() if not selected: messagebox.showwarning("提示", "请先选择一个选项！") return # 简单防重复：使用时间戳模拟 vote_id = str(hash(datetime.now().strftime("%Y%m%d%H%M%S%f"))) if vote_id in self.vote_data["voted_ips"]: messagebox.showwarning("提示", "您已经投过票了！") return # 记录投票 idx = self.vote_data["options"].index(selected) self.vote_data["votes"][idx] += 1 self.vote_data["voted_ips"].append(vote_id) # 更新界面 self.refresh_results() messagebox.showinfo("成功", f"您已成功为「{selected}」投票！") self.selected_var.set("") def create_new_vote(self): # 输入标题 title = simpledialog.askstring("新建投票", "请输入投票标题：", parent=self.root) if not title: return # 输入选项数量 try: num = simpledialog.askinteger( "新建投票", "请输入选项数量（2-10）：", parent=self.root, minvalue=2, maxvalue=10 ) except: return if not num: return # 逐个输入选项 options = [] for i in range(num): opt = simpledialog.askstring( "新建投票", f"请输入第 {i+1} 个选项：", parent=self.root ) if not opt: messagebox.showwarning("提示", "选项不能为空，创建已取消") return options.append(opt) # 确认创建 if messagebox.askyesno("确认", "确定创建新投票吗？当前数据将被覆盖。"): self.vote_data = { "title": title, "options": options, "votes": [0] * num, "voted_ips": [], "create_time": datetime.now().strftime("%Y-%m-%d %H:%M:%S") } self.title_label.config(text=title) self.refresh_vote_options() self.refresh_results() self.save_data() messagebox.showinfo("成功", "新投票创建完成！") def reset_votes(self): if messagebox.askyesno("确认", "确定要重置所有票数吗？此操作不可撤销。"): self.vote_data["votes"] = [0] * len(self.vote_data["options"]) self.vote_data["voted_ips"] = [] self.refresh_results() messagebox.showinfo("成功", "票数已重置") def save_data(self): try: with open(self.data_file, 'w', encoding='utf-8') as f: json.dump(self.vote_data, f, ensure_ascii=False, indent=2) messagebox.showinfo("成功", "投票数据已保存到本地") except Exception as e: messagebox.showerror("错误", f"保存失败：{str(e)}") def load_data(self): if os.path.exists(self.data_file): try: with open(self.data_file, 'r', encoding='utf-8') as f: self.vote_data = json.load(f) except: pass def on_closing(self): self.save_data() self.root.destroy() def main(): root = tk.Tk() app = VotingSystem(root) root.protocol("WM_DELETE_WINDOW", app.on_closing) root.mainloop() if __name__ == "__main__": main()