import tkinter as tk from tkinter import messagebox, ttk import pymysql import datetime import time class MasterChargeSystem(tk.Tk): current_username=None def __init__(self): super().__init__() self.login_frame = None self.register_frame = None self.comment_frame = None self.detail_window = 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): global current_username 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() current_username=username 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() if self.detail_window: self.detail_window.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) try: with pymysql.connect(host='localhost', user='root', password='123456', database='mynewdb') as connection: cursor = connection.cursor() # 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：地区") search_label.pack(side=tk.LEFT) cursor.execute("select distinct 省份 from universities_beijing") location = cursor.fetchall() self.search2_entry = ttk.Combobox(search_frame, values=location) self.search2_entry.pack(side=tk.LEFT, padx=5) cursor.execute("select distinct 招生年份 from universities_beijing") year = cursor.fetchall() search_label = tk.Label(search_frame, text=" 年份") search_label.pack(side=tk.LEFT) self.search3_entry = ttk.Combobox(search_frame, values=year) self.search3_entry.pack(side=tk.LEFT, padx=5) cursor.execute("select distinct 学校类型 from universities_beijing") time = cursor.fetchall() search_label = tk.Label(search_frame, text=" 学校类型") search_label.pack(side=tk.LEFT) self.search4_entry = ttk.Combobox(search_frame, values=time) self.search4_entry.pack(side=tk.LEFT, padx=5) search_label = tk.Label(search_frame, text=" 院校") search_label.pack(side=tk.LEFT) self.search1_entry = tk.Entry(search_frame) self.search1_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) # self.search_entry.bind("", self.search_data) #自动读取键盘输入搜索 # 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") # 替换为您的表名 self.columns = [description[0] for description in cursor.description] # 获取数据 cursor.execute("SELECT * FROM universities_beijing") # 获取所有数据 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=50, stretch=tk.YES) # 设置为自适应宽度 self.tree.heading(column, text=column, anchor=tk.W) # 将 treeview 和滚动条放置到 tree_frame 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 with pymysql.connect(host='localhost', user='root', password='123456', database='mynewdb')as connection: cursor= connection.cursor() 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.attributes('-fullscreen', True) cursor.execute("SELECT * FROM universities_beijing LIMIT 0") # 替换为您的表名 columns = [desc[0] for desc in cursor.description] tree_detail = ttk.Treeview(self.detail_window, columns=[1,2], show='headings') # 显示大学的其他信息 i=0 while i < len(columns): for detail in university_data: tree_detail.insert("","end",values=(columns[i]+":",detail)) i+=1 tree_detail.pack(expand=True, fill='both') # 添加评论框 tree_comment=ttk.Treeview(self.detail_window,columns=[1,2,3,4],show='headings') tree_comment.column('1',width=300) tree_comment.column('2', width=300) tree_comment.column('3', width=800) tree_comment.column('4',width=200) tree_comment.pack(expand=True,fill='both') sql="select * FROM comments where university_name=%s Order by comment_time desc" cursor.execute(sql,(university_data[0],)) result = cursor.fetchall() for row in result: tree_comment.insert("", tk.END, values=row) 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) back_button = tk.Button(self.detail_window, text="返回", command=self.detail_window.destroy) back_button.pack(pady=10) cursor.close() def submit_comment(self, university_name): global current_username 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() comment_time=datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") sql = "INSERT INTO comments (username,university_name, comment,comment_time) VALUES (%s,%s, %s, %s)" cursor.execute(sql, (current_username,university_name, comment,comment_time)) 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): search1_term = self.search1_entry.get() search2_term = self.search2_entry.get() search3_term = self.search3_entry.get() search4_term = self.search4_entry.get() # 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((search1_term in str(value).lower() for value in row)): if any((search2_term in str(value).lower() for value in row)): if any((search3_term in str(value).lower() for value in row)): if any((search4_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="再次输入密码:") 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, column=0) self.back_button = tk.Button(self.register_frame, text="返回", command=self.create_login_window) self.back_button.grid(row=3, column=1) def create_login_window(self): if self.register_frame: self.register_frame.pack_forget() self.title("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, column=0) self.back_button = tk.Button(self.login_frame, text="退出", command=self.quit) self.back_button.grid(row=2, column=1) self.register_button = tk.Button(self.login_frame, text="注册", command=self.show_register_window) self.register_button.grid(row=3, column=0) self.deiconify() # Start the application if __name__ == "__main__": app = MasterChargeSystem() app.mainloop()