import tkinter as tk from tkinter import messagebox, ttk import pymysql class MasterChargeSystem(tk.Tk): def __init__(self): super().__init__() self.login_frame = None self.register_frame = None self.comment_frame = None self.create_login_window() def register_database(self, username, password): with pymysql.connect(host='localhost', user='root', password='123456', database='mynewdb') as connection: cursor = connection.cursor() sql = "INSERT INTO user1(username, password) VALUES (%s, %s)" cursor.execute(sql, (username, password)) connection.commit() def login(self): username = self.username_entry.get().strip() password = self.password_entry.get().strip() with pymysql.connect(host='localhost', user='root', password='123456', database='mynewdb') as connection: cursor = connection.cursor() sql = "SELECT password FROM user1 WHERE username = %s" cursor.execute(sql, (username,)) result = cursor.fetchone() if result: stored_password = result[0] if stored_password == password: messagebox.showinfo("登录", "登陆成功") self.show_main_window() else: messagebox.showerror("登录", "用户名或密码错误") else: messagebox.showerror("登录", "用户名不存在") def register(self): username = self.username_entry.get().strip() password = self.password_entry.get().strip() confirm_password = self.confirm_password_entry.get().strip() if username and password: if password == confirm_password: self.register_database(username, password) messagebox.showinfo("注册", "注册成功") self.create_login_window() else: messagebox.showerror("注册", "两次输入的密码不匹配") else: messagebox.showerror("注册", "用户名或密码为空") def show_main_window(self): if self.login_frame: self.login_frame.pack_forget() if self.comment_frame: self.comment_frame.pack_forget() self.title("考研信息系统") self.attributes('-fullscreen', True) self.main_frame = tk.Frame(self) self.main_frame.pack(fill=tk.BOTH, expand=True, padx=50, pady=50) main_label = tk.Label(self.main_frame, text="欢迎来到考研信息系统！") main_label.pack(pady=10) # 添加搜索框 search_frame = tk.Frame(self.main_frame) search_frame.pack(pady=10) search_label = tk.Label(search_frame, text="搜索：") search_label.pack(side=tk.LEFT) self.search1_entry = tk.Entry(search_frame) self.search1_entry.pack(side=tk.LEFT, padx=5) self.search2_entry = ttk.Combobox(search_frame, values=['1', '2']) self.search2_entry.pack(side=tk.LEFT, padx=5) affirm_button = tk.Button(search_frame, text="确认", command=self.search_data) affirm_button.pack(side=tk.RIGHT) try: with pymysql.connect(host='localhost', user='root', password='123456', database='mynewdb') as connection: cursor = connection.cursor() cursor.execute("SELECT * FROM universities_beijing") # 创建一个用于 Treeview 和滚动条的框架 tree_frame = tk.Frame(self.main_frame) tree_frame.pack(fill=tk.BOTH, expand=True) self.tree = ttk.Treeview(tree_frame) self.vertical_scrollbar = ttk.Scrollbar(tree_frame, orient=tk.VERTICAL, command=self.tree.yview) self.tree.configure(yscrollcommand=self.vertical_scrollbar.set) # 获取列名 cursor.execute("SELECT * FROM universities_beijing LIMIT 0") self.columns = [description[0] for description in cursor.description] # 获取数据 cursor.execute("SELECT * FROM universities_beijing") self.data = cursor.fetchall() # 设置列 self.tree['columns'] = self.columns self.tree.column("#0", width=0, stretch=tk.NO) # 隐藏第一个空列 # 动态设置列和列名 for column in self.columns: self.tree.column(column, anchor=tk.W, width=100, stretch=tk.YES) self.tree.heading(column, text=column, anchor=tk.W) self.tree.pack(side=tk.LEFT, fill=tk.BOTH, expand=True) self.vertical_scrollbar.pack(side=tk.RIGHT, fill=tk.Y) # 插入数据 for row in self.data: self.tree.insert("", tk.END, values=row) # 绑定点击事件 self.tree.bind("", self.show_university_details) except pymysql.Error as err: messagebox.showerror("数据库错误", str(err)) exit_button = tk.Button(self.main_frame, text="退出", command=self.quit) exit_button.pack(pady=10) comment_button = tk.Button(self.main_frame, text="评论", command=self.comment) comment_button.pack(pady=10) def show_university_details(self, event): selected_item = self.tree.selection()[0] # 获取选中的行 university_data = self.tree.item(selected_item, 'values') # 获取行数据 if university_data: self.detail_window = tk.Toplevel(self) # 创建新窗口 self.detail_window.title("大学详细信息") self.detail_window.geometry("400x300") # 显示大学的其他信息 detail_label = tk.Label(self.detail_window, text=f"大学名称: {university_data[0]}") # Assuming first column is name detail_label.pack(pady=10) additional_info = f"其他信息:\n" # Here you can add more info as needed. additional_info_label = tk.Label(self.detail_window, text=additional_info) additional_info_label.pack(pady=10) # 添加评论框 comment_label = tk.Label(self.detail_window, text="添加评论:") comment_label.pack(pady=10) self.comment_entry = tk.Entry(self.detail_window) self.comment_entry.pack(pady=5) submit_comment_button = tk.Button(self.detail_window, text="提交评论", command=lambda: self.submit_comment(university_data[0])) submit_comment_button.pack(pady=10) self.detail_window.protocol("WM_DELETE_WINDOW", self.detail_window.destroy) def submit_comment(self, university_name): comment = self.comment_entry.get() if comment: # Store comment in the database (add your SQL query here) with pymysql.connect(host='localhost', user='root', password='123456', database='mynewdb') as connection: cursor = connection.cursor() sql = "INSERT INTO comments (university_name, comment) VALUES (%s, %s)" cursor.execute(sql, (university_name, comment)) connection.commit() messagebox.showinfo("评论", "评论提交成功") self.comment_entry.delete(0, tk.END) # 清空输入框 else: messagebox.showerror("评论", "评论不能为空") def comment(self): if self.main_frame: self.main_frame.pack_forget() self.title("评论界面") self.attributes('-fullscreen', True) self.comment_frame = tk.Frame(self) self.comment_frame.pack(fill=tk.BOTH, expand=True, padx=50, pady=50) self.back_button = tk.Button(self.comment_frame, text="返回", command=self.show_main_window) self.back_button.pack(pady=10) def search_data(self): search_term = self.search1_entry.get() # Fixed to use the correct entry # 清空当前Treeview self.tree.delete(*self.tree.get_children()) # 重新插入符合搜索条件的数据 for row in self.data: if any(search_term in str(value).lower() for value in row): self.tree.insert("", tk.END, values=row) def show_register_window(self): if self.login_frame: self.login_frame.pack_forget() self.title("用户注册界面") sw = self.winfo_screenwidth() sh = self.winfo_screenheight() Width = 400 Height = 300 cen_x = (sw - Width) / 2 cen_y = (sh - Height) / 2 self.geometry('%dx%d+%d+%d' % (Width, Height, cen_x, cen_y)) self.register_frame = tk.Frame(self) self.register_frame.pack(padx=20, pady=20) self.username_label = tk.Label(self.register_frame, text="用户名:") self.username_label.grid(row=0, column=0) self.username_entry = tk.Entry(self.register_frame) self.username_entry.grid(row=0, column=1) self.password_label = tk.Label(self.register_frame, text="密码:") self.password_label.grid(row=1, column=0) self.password_entry = tk.Entry(self.register_frame, show="*") self.password_entry.grid(row=1, column=1) self.confirm_password_label = tk.Label(self.register_frame, text="确认密码:") self.confirm_password_label.grid(row=2, column=0) self.confirm_password_entry = tk.Entry(self.register_frame, show="*") self.confirm_password_entry.grid(row=2, column=1) self.register_button = tk.Button(self.register_frame, text="注册", command=self.register) self.register_button.grid(row=3, columnspan=2, pady=10) self.back_to_login_button = tk.Button(self.register_frame, text="返回登录", command=self.create_login_window) self.back_to_login_button.grid(row=4, columnspan=2) def create_login_window(self): if self.register_frame: self.register_frame.pack_forget() if self.comment_frame: self.comment_frame.pack_forget() self.title("用户登录界面") sw = self.winfo_screenwidth() sh = self.winfo_screenheight() Width = 400 Height = 300 cen_x = (sw - Width) / 2 cen_y = (sh - Height) / 2 self.geometry('%dx%d+%d+%d' % (Width, Height, cen_x, cen_y)) self.login_frame = tk.Frame(self) self.login_frame.pack(padx=20, pady=20) self.username_label = tk.Label(self.login_frame, text="用户名:") self.username_label.grid(row=0, column=0) self.username_entry = tk.Entry(self.login_frame) self.username_entry.grid(row=0, column=1) self.password_label = tk.Label(self.login_frame, text="密码:") self.password_label.grid(row=1, column=0) self.password_entry = tk.Entry(self.login_frame, show="*") self.password_entry.grid(row=1, column=1) self.login_button = tk.Button(self.login_frame, text="登录", command=self.login) self.login_button.grid(row=2, columnspan=2, pady=10) self.register_button = tk.Button(self.login_frame, text="注册", command=self.show_register_window) self.register_button.grid(row=3, columnspan=2) if __name__ == "__main__": app = MasterChargeSystem() app.mainloop()