import tkinter as tk
from tkinter import ttk, messagebox

def copy_to_clipboard():
    root.clipboard_clear()
    root.clipboard_append(output_var.get())
    messagebox.showinfo("成功", "已复制到剪贴板")
    
def convert_unicode(event=None):
    s = entry.get().strip()
    if not s:
        messagebox.showwarning("提示", "请输入内容")
        return
    
    try:
        unicode_str = ''.join(f"{ord(c):04X}" for c in s)
        output_var.set(unicode_str)
        # copy_to_clipboard()
    except Exception as e:
        messagebox.showerror("错误", f"转换失败: {str(e)}")


# 创建主窗口
root = tk.Tk()
root.title("Unicode转换器")
root.geometry("300x300")  # 正方形窗口
# root.resizable(False, False)
root.configure(bg="#f5f6fa")

# 修复的变量定义
output_var = tk.StringVar()

# 现代界面样式配置
style = ttk.Style()
style.theme_use('clam')

# 自定义样式
style.configure("TFrame", background="#f5f6fa")
style.configure("TLabel", 
                font=("微软雅黑", 11), 
                background="#f5f6fa",
                foreground="#2d3436")
style.configure("TEntry", 
                font=("微软雅黑", 11), 
                padding=5)
style.configure("TButton",
                font=("微软雅黑", 10, "bold"),
                padding=8,
                foreground="#ffffff")
style.map("TButton",
          background=[("active", "#0984e3"), ("!active", "#74b9ff")],
          foreground=[("active", "#ffffff"), ("!active", "#ffffff")])

# 主容器
main_frame = ttk.Frame(root)
main_frame.pack(expand=True, padx=30, pady=30)

# 输入区域
input_frame = ttk.Frame(main_frame)
input_frame.pack(pady=15, fill="x")

ttk.Label(input_frame, text="输入文本：").pack(side="left", padx=(0, 10))
entry = ttk.Entry(input_frame, width=20)
entry.pack(side="left", expand=True)
entry.bind("<Return>", convert_unicode)  # 绑定回车键

# 输出区域
output_frame = ttk.Frame(main_frame)
output_frame.pack(pady=20, fill="x")

ttk.Label(output_frame, text="转换结果：").pack(side="left", padx=(0, 10))
output_entry = ttk.Entry(
    output_frame,
    textvariable=output_var,
    width=24,
    state="readonly",
    font=("Consolas", 12, "bold"),
    foreground="#2d3436"
)
output_entry.pack(side="left", expand=True)

# 按钮区域
btn_frame = ttk.Frame(main_frame)
btn_frame.pack(pady=30)

convert_btn = ttk.Button(btn_frame, text="立即转换", command=convert_unicode)
convert_btn.pack(side="left", padx=10)

copy_btn = ttk.Button(btn_frame, text="复制结果", command=copy_to_clipboard)
copy_btn.pack(side="left")

# 窗口居中
root.eval('tk::PlaceWindow . center')

root.mainloop()