parent
c8ea3e3254
commit
96034ef511
@ -1,219 +0,0 @@
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import tkinter as tk
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from tkinter import messagebox, Menu, ttk
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from googletrans import Translator
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import sqlite3
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# 数据库初始化
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def init_db():
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conn = sqlite3.connect('users.db')
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cursor = conn.cursor()
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cursor.execute('''CREATE TABLE IF NOT EXISTS users
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(id INTEGER PRIMARY KEY, username TEXT UNIQUE, password TEXT)''')
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conn.commit()
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conn.close()
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# 注册用户
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def register_user():
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username = reg_username.get().strip()
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password = reg_password.get().strip()
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if not username or not password:
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messagebox.showwarning("输入错误", "用户名和密码不能为空。")
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return
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conn = sqlite3.connect('users.db')
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cursor = conn.cursor()
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try:
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cursor.execute("INSERT INTO users (username, password) VALUES (?, ?)", (username, password))
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conn.commit()
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messagebox.showinfo("成功", "注册成功！")
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reg_username.set("")
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reg_password.set("")
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switch_to_login()
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except sqlite3.IntegrityError:
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messagebox.showerror("错误", "用户名已存在。")
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finally:
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conn.close()
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# 用户登录
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def login_user():
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username = login_username.get().strip()
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password = login_password.get().strip()
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if not username or not password:
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messagebox.showwarning("输入错误", "用户名和密码不能为空。")
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return
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conn = sqlite3.connect('users.db')
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cursor = conn.cursor()
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cursor.execute("SELECT * FROM users WHERE username=? AND password=?", (username, password))
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user = cursor.fetchone()
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conn.close()
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if user:
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messagebox.showinfo("成功", "登录成功！")
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switch_to_main()
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else:
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messagebox.showerror("错误", "用户名或密码错误。")
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# 切换到注册界面
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def switch_to_register():
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login_frame.pack_forget()
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register_frame.pack(pady=20)
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# 切换到登录界面
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def switch_to_login():
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register_frame.pack_forget()
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login_frame.pack(pady=20)
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# 切换到主界面
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def switch_to_main():
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login_frame.pack_forget()
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main_frame.pack(pady=20)
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# 切换回登录界面
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def switch_to_login_from_main():
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main_frame.pack_forget()
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login_frame.pack(pady=20)
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# 翻译文本
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def translate_text():
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src_lang = langs[source_lang.get()]
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dest_lang = langs[target_lang.get()]
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text = text_input.get("1.0", tk.END).strip()
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if not text:
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messagebox.showwarning("输入错误", "请输入要翻译的文本。")
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return
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translator = Translator(service_urls = ['translate.google.cn', 'translate.google.com'])
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try:
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translation = translator.translate(text, src=src_lang, dest=dest_lang)
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text_output.delete("1.0", tk.END)
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text_output.insert(tk.END, translation.text)
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status_var.set("翻译成功")
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except Exception as e:
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messagebox.showerror("翻译错误", str(e))
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status_var.set("翻译失败")
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# 清除文本
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def clear_text():
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text_input.delete("1.0", tk.END)
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text_output.delete("1.0", tk.END)
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status_var.set("文本已清除")
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# 显示关于窗口
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def show_about():
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messagebox.showinfo("关于", "多语言翻译器\n版本: 2.0\n作者: 鲁迅")
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if __name__ == "__main__":
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# 初始化数据库
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init_db()
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# 创建主窗口
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root = tk.Tk()
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root.title("多语言翻译器")
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root.geometry("500x600")
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# 创建菜单
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menu = Menu(root)
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root.config(menu=menu)
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# 添加文件菜单
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file_menu = Menu(menu, tearoff=0)
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menu.add_cascade(label="文件", menu=file_menu)
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file_menu.add_command(label="清除文本", command=clear_text)
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file_menu.add_separator()
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file_menu.add_command(label="退出", command=root.quit)
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# 添加帮助菜单
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help_menu = Menu(menu, tearoff=0)
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menu.add_cascade(label="帮助", menu=help_menu)
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help_menu.add_command(label="关于", command=show_about)
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# 登录框架
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login_frame = tk.Frame(root)
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tk.Label(login_frame, text="用户名：").pack(pady=5)
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login_username = tk.StringVar()
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tk.Entry(login_frame, textvariable=login_username).pack(pady=5)
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tk.Label(login_frame, text="密码：").pack(pady=5)
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login_password = tk.StringVar()
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tk.Entry(login_frame, textvariable=login_password, show="*").pack(pady=5)
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tk.Button(login_frame, text="登录", command=login_user).pack(pady=5)
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tk.Button(login_frame, text="注册", command=switch_to_register).pack(pady=5)
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# 注册框架
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register_frame = tk.Frame(root)
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tk.Label(register_frame, text="用户名：").pack(pady=5)
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reg_username = tk.StringVar()
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tk.Entry(register_frame, textvariable=reg_username).pack(pady=5)
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tk.Label(register_frame, text="密码：").pack(pady=5)
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reg_password = tk.StringVar()
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tk.Entry(register_frame, textvariable=reg_password, show="*").pack(pady=5)
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tk.Button(register_frame, text="注册", command=register_user).pack(pady=5)
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tk.Button(register_frame, text="返回登录", command=switch_to_login).pack(pady=5)
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# 主界面框架
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main_frame = tk.Frame(root)
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# 创建语言选择框
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langs = {'中文': 'zh-CN', '英文': 'en', '日文': 'ja', '韩文': 'ko', '法文': 'fr', '德文': 'de'}
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label_source = tk.Label(main_frame, text="选择源语言：")
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label_source.pack(pady=5)
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source_lang = ttk.Combobox(main_frame, values=list(langs.keys()))
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source_lang.set('中文')
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source_lang.pack(pady=5)
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label_target = tk.Label(main_frame, text="选择目标语言：")
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label_target.pack(pady=5)
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target_lang = ttk.Combobox(main_frame, values=list(langs.keys()))
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target_lang.set('英文')
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target_lang.pack(pady=5)
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# 创建输入文本框
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label_input = tk.Label(main_frame, text="请输入文本：")
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label_input.pack(pady=5)
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text_input = tk.Text(main_frame, height=5, wrap=tk.WORD)
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text_input.pack(pady=5)
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# 创建翻译按钮
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translate_button = tk.Button(main_frame, text="翻译", command=translate_text)
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translate_button.pack(pady=5)
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# 创建清除按钮
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clear_button = tk.Button(main_frame, text="清除", command=clear_text)
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clear_button.pack(pady=5)
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# 创建输出文本框
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label_output = tk.Label(main_frame, text="翻译结果：")
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label_output.pack(pady=5)
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text_output = tk.Text(main_frame, height=5, wrap=tk.WORD)
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text_output.pack(pady=5)
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# 创建状态栏
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status_var = tk.StringVar()
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status_var.set("欢迎使用多语言翻译器")
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status_bar = tk.Label(root, textvariable=status_var, relief=tk.SUNKEN, anchor=tk.W)
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status_bar.pack(fill=tk.X, side=tk.BOTTOM, ipady=2)
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# 美化界面
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root.option_add("*Font", "Arial 12")
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root.configure(bg="#f0f0f0")
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# 设置支持的组件背景颜色
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for widget in root.winfo_children():
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if isinstance(widget, tk.Label) or isinstance(widget, tk.Button) or isinstance(widget, tk.Text):
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widget.configure(bg="#f0f0f0")
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# 初始显示登录界面
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login_frame.pack(pady=20)
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# 运行主循环
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root.mainloop()
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