ADD file via upload

main(2).py

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+import tkinter as tk
+from tkinter import messagebox, Menu, ttk
+from googletrans import Translator
+import sqlite3
+
+
+# 数据库初始化
+def init_db():
+    conn = sqlite3.connect('users.db')
+    cursor = conn.cursor()
+    cursor.execute('''CREATE TABLE IF NOT EXISTS users
+                      (id INTEGER PRIMARY KEY, username TEXT UNIQUE, password TEXT)''')
+    conn.commit()
+    conn.close()
+
+
+# 注册用户
+def register_user():
+    username = reg_username.get().strip()
+    password = reg_password.get().strip()
+    if not username or not password:
+        messagebox.showwarning("输入错误", "用户名和密码不能为空。")
+        return
+    conn = sqlite3.connect('users.db')
+    cursor = conn.cursor()
+    try:
+        cursor.execute("INSERT INTO users (username, password) VALUES (?, ?)", (username, password))
+        conn.commit()
+        messagebox.showinfo("成功", "注册成功！")
+        reg_username.set("")
+        reg_password.set("")
+        switch_to_login()
+    except sqlite3.IntegrityError:
+        messagebox.showerror("错误", "用户名已存在。")
+    finally:
+        conn.close()
+
+
+# 用户登录
+def login_user():
+    username = login_username.get().strip()
+    password = login_password.get().strip()
+    if not username or not password:
+        messagebox.showwarning("输入错误", "用户名和密码不能为空。")
+        return
+    conn = sqlite3.connect('users.db')
+    cursor = conn.cursor()
+    cursor.execute("SELECT * FROM users WHERE username=? AND password=?", (username, password))
+    user = cursor.fetchone()
+    conn.close()
+    if user:
+        messagebox.showinfo("成功", "登录成功！")
+        switch_to_main()
+    else:
+        messagebox.showerror("错误", "用户名或密码错误。")
+
+
+# 切换到注册界面
+def switch_to_register():
+    login_frame.pack_forget()
+    register_frame.pack(pady=20)
+
+
+# 切换到登录界面
+def switch_to_login():
+    register_frame.pack_forget()
+    login_frame.pack(pady=20)
+
+
+# 切换到主界面
+def switch_to_main():
+    login_frame.pack_forget()
+    main_frame.pack(pady=20)
+
+
+# 切换回登录界面
+def switch_to_login_from_main():
+    main_frame.pack_forget()
+    login_frame.pack(pady=20)
+
+
+# 翻译文本
+def translate_text():
+    src_lang = langs[source_lang.get()]
+    dest_lang = langs[target_lang.get()]
+    text = text_input.get("1.0", tk.END).strip()
+    if not text:
+        messagebox.showwarning("输入错误", "请输入要翻译的文本。")
+        return
+    translator = Translator(service_urls = ['translate.google.cn', 'translate.google.com'])
+    try:
+        translation = translator.translate(text, src=src_lang, dest=dest_lang)
+        text_output.delete("1.0", tk.END)
+        text_output.insert(tk.END, translation.text)
+        status_var.set("翻译成功")
+    except Exception as e:
+        messagebox.showerror("翻译错误", str(e))
+        status_var.set("翻译失败")
+
+
+# 清除文本
+def clear_text():
+    text_input.delete("1.0", tk.END)
+    text_output.delete("1.0", tk.END)
+    status_var.set("文本已清除")
+
+
+# 显示关于窗口
+def show_about():
+    messagebox.showinfo("关于", "多语言翻译器\n版本: 2.0\n作者: 鲁迅")
+
+
+if __name__ == "__main__":
+    # 初始化数据库
+    init_db()
+
+    # 创建主窗口
+    root = tk.Tk()
+    root.title("多语言翻译器")
+    root.geometry("500x600")
+
+    # 创建菜单
+    menu = Menu(root)
+    root.config(menu=menu)
+
+    # 添加文件菜单
+    file_menu = Menu(menu, tearoff=0)
+    menu.add_cascade(label="文件", menu=file_menu)
+    file_menu.add_command(label="清除文本", command=clear_text)
+    file_menu.add_separator()
+    file_menu.add_command(label="退出", command=root.quit)
+
+    # 添加帮助菜单
+    help_menu = Menu(menu, tearoff=0)
+    menu.add_cascade(label="帮助", menu=help_menu)
+    help_menu.add_command(label="关于", command=show_about)
+
+    # 登录框架
+    login_frame = tk.Frame(root)
+    tk.Label(login_frame, text="用户名：").pack(pady=5)
+    login_username = tk.StringVar()
+    tk.Entry(login_frame, textvariable=login_username).pack(pady=5)
+    tk.Label(login_frame, text="密码：").pack(pady=5)
+    login_password = tk.StringVar()
+    tk.Entry(login_frame, textvariable=login_password, show="*").pack(pady=5)
+    tk.Button(login_frame, text="登录", command=login_user).pack(pady=5)
+    tk.Button(login_frame, text="注册", command=switch_to_register).pack(pady=5)
+
+    # 注册框架
+    register_frame = tk.Frame(root)
+    tk.Label(register_frame, text="用户名：").pack(pady=5)
+    reg_username = tk.StringVar()
+    tk.Entry(register_frame, textvariable=reg_username).pack(pady=5)
+    tk.Label(register_frame, text="密码：").pack(pady=5)
+    reg_password = tk.StringVar()
+    tk.Entry(register_frame, textvariable=reg_password, show="*").pack(pady=5)
+    tk.Button(register_frame, text="注册", command=register_user).pack(pady=5)
+    tk.Button(register_frame, text="返回登录", command=switch_to_login).pack(pady=5)
+
+    # 主界面框架
+    main_frame = tk.Frame(root)
+
+    # 创建语言选择框
+    langs = {'中文': 'zh-CN', '英文': 'en', '日文': 'ja', '韩文': 'ko', '法文': 'fr', '德文': 'de'}
+
+    label_source = tk.Label(main_frame, text="选择源语言：")
+    label_source.pack(pady=5)
+    source_lang = ttk.Combobox(main_frame, values=list(langs.keys()))
+    source_lang.set('中文')
+    source_lang.pack(pady=5)
+
+    label_target = tk.Label(main_frame, text="选择目标语言：")
+    label_target.pack(pady=5)
+    target_lang = ttk.Combobox(main_frame, values=list(langs.keys()))
+    target_lang.set('英文')
+    target_lang.pack(pady=5)
+
+    # 创建输入文本框
+    label_input = tk.Label(main_frame, text="请输入文本：")
+    label_input.pack(pady=5)
+
+    text_input = tk.Text(main_frame, height=5, wrap=tk.WORD)
+    text_input.pack(pady=5)
+
+    # 创建翻译按钮
+    translate_button = tk.Button(main_frame, text="翻译", command=translate_text)
+    translate_button.pack(pady=5)
+
+    # 创建清除按钮
+    clear_button = tk.Button(main_frame, text="清除", command=clear_text)
+    clear_button.pack(pady=5)
+
+    # 创建输出文本框
+    label_output = tk.Label(main_frame, text="翻译结果：")
+    label_output.pack(pady=5)
+
+    text_output = tk.Text(main_frame, height=5, wrap=tk.WORD)
+    text_output.pack(pady=5)
+
+    # 创建状态栏
+    status_var = tk.StringVar()
+    status_var.set("欢迎使用多语言翻译器")
+    status_bar = tk.Label(root, textvariable=status_var, relief=tk.SUNKEN, anchor=tk.W)
+    status_bar.pack(fill=tk.X, side=tk.BOTTOM, ipady=2)
+
+    # 美化界面
+    root.option_add("*Font", "Arial 12")
+    root.configure(bg="#f0f0f0")
+
+    # 设置支持的组件背景颜色
+    for widget in root.winfo_children():
+        if isinstance(widget, tk.Label) or isinstance(widget, tk.Button) or isinstance(widget, tk.Text):
+            widget.configure(bg="#f0f0f0")
+
+    # 初始显示登录界面
+    login_frame.pack(pady=20)
+
+    # 运行主循环
+    root.mainloop()