串口调试助手1.0 python版

# 导入必要的库
import serial  # 串口通信库
import serial.tools.list_ports  # 串口列表工具
import tkinter as tk  # GUI库
import os  # 操作系统接口
from tkinter import ttk, messagebox, colorchooser, filedialog, simpledialog  # GUI组件
from threading import Thread, Event  # 多线程支持
import time  # 时间处理
import binascii  # 二进制/ASCII转换
from datetime import datetime  # 时间戳处理
import configparser  # 配置文件解析
import re # 正则表达式
#######################
# 历史记录容量
HISTORY_MAX_ITEMS = 100  # 最多保存100条历史记录
 
# ===================== 自动答复类 =====================
class AutoReplyHandler:
    def __init__(self, master, debugger):
        self.master = master
        self.debugger = debugger
        self.rules = []  # 存储自动应答规则
        self.config_file = "com.config"
        self.setup_ui()
        self.load_rules()
 
    def setup_ui(self):
        """创建自动应答界面组件"""
        self.main_frame = ttk.Frame(self.master)
        self.main_frame.pack(fill=tk.BOTH, expand=True, padx=5, pady=5)
 
        # 设置初始和最小宽度
        self.main_frame.config(width=425)
        self.master.master.master.master.columnconfigure(1, minsize=425)  # 调整父容器列配置
 
        # 工具栏
        toolbar = ttk.Frame(self.main_frame)
        toolbar.pack(fill=tk.X, pady=2)
        ttk.Button(toolbar, text="添加规则", command=self.add_rule).pack(side=tk.LEFT, padx=2)
        ttk.Button(toolbar, text="删除选中", command=self.delete_selected).pack(side=tk.LEFT, padx=2)
         
        # 规则表格
        self.tree = ttk.Treeview(self.main_frame, columns=('enable', 'match', 'reply', 'hex'),
                               show='headings', selectmode='extended')
         
        # 配置列
        self.tree.heading('enable', text='启用', anchor=tk.CENTER)
        self.tree.column('enable', width=40, minwidth=40, stretch=False)  # 固定宽度
        self.tree.heading('match', text='匹配内容')
        self.tree.column('match', width=150, minwidth=100, stretch=True)  # 自适应宽度
        self.tree.heading('reply', text='回复内容')
        self.tree.column('reply', width=150, minwidth=100, stretch=True)   # 自适应宽度
        self.tree.heading('hex', text='HEX格式', anchor=tk.CENTER)
        self.tree.column('hex', width=40, minwidth=40, stretch=False)      # 固定宽度
         
        # 添加滚动条
        scroll = ttk.Scrollbar(self.main_frame, orient=tk.VERTICAL, command=self.tree.yview)
        self.tree.configure(yscrollcommand=scroll.set)
         
        # 布局
        self.tree.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
        scroll.pack(side=tk.RIGHT, fill=tk.Y)
         
        # 绑定双击事件
        self.tree.bind("<Double-1>", self.on_double_click)
                # 绑定鼠标事件（新增）
        self.tree.bind("<Motion>", self.on_tree_hover)
        self.tree.bind("<Leave>", self.hide_tooltip)
        self.current_tooltip = None  # 当前提示窗口
 
    def on_tree_hover(self, event):
        """处理表格悬停事件（新增）"""
        # 确定鼠标所在位置
        region = self.tree.identify("region", event.x, event.y)
        if region != "cell":
            self.hide_tooltip()
            return
 
        # 获取行和列信息
        column = self.tree.identify_column(event.x)
        item = self.tree.identify_row(event.y)
         
        # 只处理匹配内容和回复列
        if column in ("#2", "#3"):  # 第2列是匹配内容，第3列是回复
            index = int(self.tree.index(item))
            rule = self.rules[index]
             
            # 获取完整内容
            text = rule['match'] if column == "#2" else rule['reply']
            if not text: return
             
            # 显示提示窗口
            self.show_tooltip(event.x_root, event.y_root, text)
 
    def show_tooltip(self, x, y, text):
        """显示提示窗口（新增）"""
        if self.current_tooltip:
            self.current_tooltip.destroy()
             
        self.current_tooltip = tk.Toplevel(self.master)
        self.current_tooltip.wm_overrideredirect(True)
        self.current_tooltip.wm_geometry(f"+{x+15}+{y+10}")
         
        label = ttk.Label(
            self.current_tooltip,
            text=text,
            background="#FFFFE0",
            relief="solid",
            borderwidth=1,
            padding=(3,1),
            wraplength=300
        )
        label.pack()
 
    def hide_tooltip(self, event=None):
        """隐藏提示窗口（新增）"""
        if self.current_tooltip:
            self.current_tooltip.destroy()
            self.current_tooltip = None
 
    def add_rule(self, initial_data=None):
        """添加新的应答规则"""
        # 默认初始数据
        default_data = {
            'enable': True,
            'match': '',
            'reply': '',
            'hex': False,
            'checksum': 'None'
        }
        if initial_data:
            default_data.update(initial_data)
         
        # 弹出编辑对话框
        if self.edit_rule_dialog(default_data):
            self.rules.append(default_data)
            self._update_treeview()
            self.save_rules()
 
    def edit_rule_dialog(self, rule_data):
        """规则编辑对话框"""
        dlg = tk.Toplevel(self.master)
        dlg.title("编辑应答规则")
        dlg.grab_set()
        dlg.confirmed = False  # 添加确认标志
 
        # 窗口居中逻辑
        dialog_width = 305
        dialog_height = 140
        screen_width = dlg.winfo_screenwidth()
        screen_height = dlg.winfo_screenheight()
        x = (screen_width - dialog_width) // 2
        y = (screen_height - dialog_height) // 2
        dlg.geometry(f"{dialog_width}x{dialog_height}+{x}+{y}")
 
        # 控件变量
        enable_var = tk.BooleanVar(value=rule_data['enable'])
        match_var = tk.StringVar(value=rule_data['match'])
        reply_var = tk.StringVar(value=rule_data['reply'])
        hex_var = tk.BooleanVar(value=rule_data['hex'])
        checksum_var = tk.StringVar(value=rule_data['checksum'])
         
        # 布局
        ttk.Checkbutton(dlg, text="启用规则", variable=enable_var).grid(row=0, column=0, columnspan=2, sticky=tk.W)
         
        ttk.Label(dlg, text="匹配条件:").grid(row=1, column=0, sticky=tk.W)
        match_entry = ttk.Entry(dlg, textvariable=match_var, width=30)
        match_entry.grid(row=1, column=1, padx=2, pady=2)
         
        ttk.Label(dlg, text="回复内容:").grid(row=2, column=0, sticky=tk.W)
        reply_entry = ttk.Entry(dlg, textvariable=reply_var, width=30)
        reply_entry.grid(row=2, column=1, padx=2, pady=2)
         
        ttk.Checkbutton(dlg, text="HEX格式 &#9550; ", variable=hex_var).grid(row=3, column=0, sticky=tk.W)
         
        ttk.Label(dlg, text="校验方式:").grid(row=3, column=1, sticky=tk.W)
        checksum_combo = ttk.Combobox(dlg, values=['None', 'CRC-16', 'XOR'],
                                    textvariable=checksum_var, width=8)
        checksum_combo.grid(row=3, column=1)
         
        # 对话框按钮
        btn_frame = ttk.Frame(dlg)
        btn_frame.grid(row=4, column=0, columnspan=2, pady=5)
         
        def on_ok():
            dlg.confirmed = True  # 设置确认标志为True
            dlg.destroy()
         
        ttk.Button(btn_frame, text="确定", command=on_ok).pack(side=tk.LEFT, padx=10)
        ttk.Button(btn_frame, text="取消", command=dlg.destroy).pack(side=tk.LEFT)
         
        dlg.wait_window()  # 等待对话框关闭
         
        # 仅在确认时更新数据
        if dlg.confirmed:
            rule_data.update({
                'enable': enable_var.get(),
                'match': match_var.get(),
                'reply': reply_var.get(),
                'hex': hex_var.get(),
                'checksum': checksum_var.get()
            })
            return True
        return False
 
    def delete_selected(self):
        """删除选中的规则"""
        selected = self.tree.selection()
        for item in reversed(selected):
            index = int(self.tree.index(item))
            del self.rules[index]
        self._update_treeview()
        self.save_rules()
 
    def on_double_click(self, event):
        """双击编辑规则"""
        item = self.tree.identify_row(event.y)
        if item:
            index = int(self.tree.index(item))
            if self.edit_rule_dialog(self.rules[index]):
                self._update_treeview()
                self.save_rules()
 
    def _update_treeview(self):
        """更新Treeview显示"""
        self.tree.delete(*self.tree.get_children())
        for rule in self.rules:
            status = '&#10003;' if rule['enable'] else '&#10007;'
            self.tree.insert('', 'end', values=(
                status,
                rule['match'],
                rule['reply'],
                'HEX' if rule['hex'] else 'TXT'
            ))
 
    def check_and_reply(self, received_data):
        """检查并执行自动应答"""
        if not self.debugger.serial_port or not self.debugger.serial_port.is_open:
            return
 
        # 将接收数据转换为字符串表示形式
        hex_received = ' '.join(f'{b:02X}' for b in received_data)
        str_received = self.debugger.auto_decode(received_data)
 
        for rule in self.rules:
            if not rule['enable']:
                continue
 
            # 根据规则类型进行匹配
            if rule['hex']:
                match_str = rule['match'].upper().replace(' ', '')
                received_match = hex_received.replace(' ', '')
            else:
                match_str = rule['match']
                received_match = str_received
 
            # 执行匹配（这里使用简单包含匹配，可扩展为正则表达式）
            if match_str in received_match:
                self._send_reply(rule)
 
    def _send_reply(self, rule):
        """发送回复内容"""
        try:
            # 准备回复数据
            if rule['hex']:
                data = binascii.unhexlify(rule['reply'].replace(' ', ''))
            else:
                data = rule['reply'].encode('utf-8')
 
            # 添加校验
            data = self._add_checksum(data, rule['checksum'])
             
            # 发送数据
            self.debugger.serial_port.write(data)
            self.debugger.tx_counter += len(data)
            self.debugger.update_counters()
             
            # 显示发送数据
            self.debugger.display_data(data, 'send')
             
        except Exception as e:
            messagebox.showerror("自动应答错误", f"发送失败: {str(e)}")
 
    def _add_checksum(self, data, checksum_type):
        """添加校验（复用主程序的校验方法）"""
        if checksum_type == 'CRC-16':
            return data + self.debugger.calculate_crc16(data)
        elif checksum_type == 'XOR':
            return data + bytes([self.debugger.calculate_xor(data)])
        return data
 
    def save_rules(self):
        """保存规则到配置文件"""
        config = configparser.ConfigParser()
        config.read(self.config_file, encoding='utf-8')
         
        # 清除旧规则
        for section in config.sections():
            if section.startswith("AutoReply"):
                config.remove_section(section)
         
        # 添加新规则
        config['AutoReply'] = {'count': str(len(self.rules))}
        for idx, rule in enumerate(self.rules):
            section = f"AutoReply{idx}"
            config[section] = {
                'enable': str(rule['enable']),
                'match': rule['match'],
                'reply': rule['reply'],
                'hex': str(rule['hex']),
                'checksum': rule['checksum']
            }
         
        with open(self.config_file, 'w', encoding='utf-8') as f:
            config.write(f)
 
    def load_rules(self):
        """从配置文件加载规则"""
        config = configparser.ConfigParser()
        config.read(self.config_file, encoding='utf-8')
         
        if 'AutoReply' in config:
            rule_count = config.getint('AutoReply', 'count', fallback=0)
            for i in range(rule_count):
                section = f"AutoReply{i}"
                if config.has_section(section):
                    self.rules.append({
                        'enable': config.getboolean(section, 'enable'),
                        'match': config.get(section, 'match'),
                        'reply': config.get(section, 'reply'),
                        'hex': config.getboolean(section, 'hex'),
                        'checksum': config.get(section, 'checksum')
                    })
            self._update_treeview()
 
# ===================== 历史记录类 =====================
class HistoryHandler:
    def __init__(self, master, debugger):
        self.master = master
        self.debugger = debugger
        self.history = []
        self.config_file = "com.config"
        # 增加容器验证
        print(f"[UI DEBUG] 历史记录容器类型: {type(master)}")  # 调试父容器类型
        # 初始化界面
        self.setup_ui()
        self.load_history()
 
    def setup_ui(self):
        """重构界面布局（解决显示问题）"""
        # 主容器配置
        self.frame = ttk.Frame(self.master)
        self.frame.pack(fill=tk.BOTH, expand=True, padx=5, pady=5)  # 增加边距
         
        # 布局权重配置（关键修复）
        self.frame.columnconfigure(0, weight=1)  # 列扩展权重
        self.frame.rowconfigure(0, weight=1)     # 行扩展权重
         
        # 列表控件
        self.listbox = tk.Listbox(
            self.frame,
            selectmode=tk.EXTENDED,
            font=('微软雅黑', 10),
            relief=tk.GROOVE,
            borderwidth=1
        )
        scrollbar = ttk.Scrollbar(self.frame, orient=tk.VERTICAL, command=self.listbox.yview)
        self.listbox.configure(yscrollcommand=scrollbar.set)
         
        # 布局管理（使用grid保证扩展性）
        self.listbox.grid(row=0, column=0, sticky="nsew")
        scrollbar.grid(row=0, column=1, sticky="ns")
         
        # 按钮面板（固定在底部）
        btn_frame = ttk.Frame(self.frame)
        btn_frame.grid(row=1, column=0, columnspan=2, sticky="ew", pady=(5,0))
         
        # 按钮配置
        ttk.Button(btn_frame, text="删除选中", command=self.delete_selected).pack(side=tk.LEFT, padx=2)
        ttk.Button(btn_frame, text="清空历史", command=self.clear_history).pack(side=tk.LEFT, padx=2)
        ttk.Button(btn_frame, text="发送选中", command=self.send_selected).pack(side=tk.LEFT, padx=2)
        # 右键菜单
        self.context_menu = tk.Menu(self.master, tearoff=0)
        self.context_menu.add_command(label="发送", command=self.send_selected)
        self.context_menu.add_command(label="删除", command=self.delete_selected)
        # 绑定事件
        self.listbox.bind("<Double-1>", lambda e: self.send_selected())
        self.listbox.bind("<Button-3>", self.show_context_menu)
        # 强制刷新布局
        self.frame.update_idletasks()
        print("[UI DEBUG] 历史记录UI初始化完成")  # 布局调试日志
 
    def show_context_menu(self, event):
        """修复版右键菜单处理"""
        try:
            # 获取最近的列表项索引
            index = self.listbox.nearest(event.y)
            if index == -1:  # 无效索引处理
                return
                 
            # 获取列表项边界框（格式：(x, y, width, height)）
            bbox = self.listbox.bbox(index)
            if not bbox:  # 处理空边界框情况
                return
                 
            # 正确解构元组
            _, y_start, _, height = bbox  # 分解边界框参数
             
            # 坐标验证（使用正确类型比较）
            if not (y_start <= event.y <= y_start + height):
                print(f"[DEBUG] 点击在行间隙（Y范围：{y_start}-{y_start+height}，实际Y：{event.y}）")
                return
                 
            # 更新选中状态
            self.listbox.selection_clear(0, tk.END)
            self.listbox.selection_set(index)
             
            # 显示菜单
            self.context_menu.tk_popup(event.x_root, event.y_root)
             
        except Exception as e:
            print(f"[ERROR] 右键处理失败: {str(e)}")
 
    def add_history(self, command, is_hex):
        """添加历史记录"""
        # 去除重复项（保留最新）
        self.history = [item for item in self.history if item['command'] != command]
         
        # 添加新记录
        self.history.insert(0, {
            'timestamp': datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
            'command': command,
            'hex': is_hex
        })
         
        # 保持最大记录数
        if len(self.history) > HISTORY_MAX_ITEMS:
            self.history = self.history[:HISTORY_MAX_ITEMS]
         
        self.save_history()
        self.update_listbox()
 
    def delete_selected(self):
        """删除选中项"""
        selected = self.listbox.curselection()
        if not selected:
            return
        # 倒序删除避免索引变化
        for index in reversed(selected):
            del self.history[index]
        self.save_history()
        self.update_listbox()
 
    def clear_history(self):
        """清空历史记录"""
        if messagebox.askyesno("确认清空", "确定要清空所有历史记录吗？"):
            self.history = []
            self.save_history()
            self.update_listbox()
 
    def send_selected(self):
        """发送选中指令"""
        selected = self.listbox.curselection()
        for index in selected:
            item = self.history[index]
            self.debugger.send_custom_command(item['command'], item['hex'])
 
    def update_listbox(self):
        """更新列表显示"""
        self.listbox.delete(0, tk.END)
        for item in self.history:
            prefix = "[HEX]" if item['hex'] else "[TXT]"
            self.listbox.insert(tk.END, f"{prefix} {item['timestamp']} - {item['command'][:50]}")
 
    def load_history(self):
        """从配置文件加载历史记录"""
        config = configparser.ConfigParser()
        config.read(self.config_file, encoding='utf-8')
         
        if 'History' in config:
            history_count = config.getint('History', 'count', fallback=0)
            self.history = []
            for i in range(history_count):
                section = f"History{i}"
                if config.has_section(section):
                    self.history.append({
                        'timestamp': config.get(section, 'timestamp'),
                        'command': config.get(section, 'command'),
                        'hex': config.getboolean(section, 'hex')
                    })
            self.update_listbox()
 
    def save_history(self):
        """保存历史记录到配置文件"""
        config = configparser.ConfigParser()
        config.read(self.config_file, encoding='utf-8')
         
        # 删除旧的历史记录
        for section in config.sections():
            if section.startswith("History"):
                config.remove_section(section)
         
        # 写入新记录
        config['History'] = {'count': str(len(self.history))}
        for i, item in enumerate(self.history):
            section = f"History{i}"
            config[section] = {
                'timestamp': item['timestamp'],
                'command': item['command'],
                'hex': str(item['hex'])
            }
         
        with open(self.config_file, 'w', encoding='utf-8') as f:
            config.write(f)
 
# ===================== 预置指令类 =====================
class PresetCommand:
    def __init__(self, master, debugger):
        self.master = master  # 父窗口
        self.debugger = debugger  # 调试器实例
        self.commands = []  # 存储预置指令的列表
        self.config_file = "com.config"  # 配置文件路径
        self.max_commands = 100  # 最大指令数量限制
        # 初始化配置解析器
        self.config = configparser.ConfigParser(allow_no_value=True)
        # 保持配置项大小写敏感
        self.config.optionxform = lambda option: option  # type: ignore
        self.setup_ui()  # 初始化UI
        # 在创建canvas和scrollable_frame后添加以下事件绑定
        self._bind_scroll_events()
        self.tooltips = {  # 提示信息配置
            0: "HEX发送：勾选后以十六进制格式发送指令",
            1: "指令内容（双击修改注释）：\n- 输入要发送的指令内容\n- 支持ASCII或HEX格式",
            2: "点击发送：点击立即发送对应指令",
            3: "发送顺序：\n- 0：不参与循环发送\n- 数字越大发送越晚\n- 相同顺序同时发送",
            4: "发送延时：本条指令发送完成后\n等待指定毫秒再发送下一条",
            5: "删除指令：点击删除本行配置"
        }
        if not os.path.exists(self.config_file):  # 如果配置文件不存在，创建默认指令
            self.create_default_commands()
        else:  # 否则加载配置文件中的指令
            self.load_commands()
 
    def setup_ui(self):
        """重构界面布局（解决显示问题）"""
        # 主容器配置
        self.main_frame = ttk.Frame(self.master)
        self.main_frame.pack(fill=tk.BOTH, expand=True, padx=5, pady=5)
 
        # 顶部控制栏
        top_row = ttk.Frame(self.main_frame)
        top_row.pack(fill=tk.X, pady=(0,5))
        ttk.Label(top_row, text="<--拖动加宽", foreground="gray").pack(side=tk.LEFT, padx=5)
        self.loop_send_var = tk.BooleanVar()
        ttk.Checkbutton(top_row, text="循环发送", variable=self.loop_send_var,
                       command=lambda: self.debugger.toggle_loop_send()).pack(side=tk.LEFT)
 
        # 表格容器（包含标题和滚动区域）
        table_container = ttk.Frame(self.main_frame)
        table_container.pack(fill=tk.BOTH, expand=True)
 
        # 表头
        header_frame = ttk.Frame(table_container)
        header_frame.pack(fill=tk.X)
        header_columns = [
            ("HEX", 6), ("字符串(双击改名)", 1), ("点击发送", 10),
            ("顺序", 6), ("延时（ms）", 8), ("删", 4)
        ]
        for col, (text, width) in enumerate(header_columns):
            lbl = ttk.Label(header_frame, text=text, width=width, anchor=tk.CENTER)
            lbl.grid(row=0, column=col, sticky='ew', padx=2)
        header_frame.grid_columnconfigure(1, weight=1)  # 字符串列自适应
 
        # 滚动区域容器
        scroll_container = ttk.Frame(table_container)
        scroll_container.pack(fill=tk.BOTH, expand=True)
 
        # 滚动条和Canvas
        self.canvas = tk.Canvas(scroll_container, borderwidth=0, highlightthickness=0)
        self.scrollbar = ttk.Scrollbar(scroll_container, orient="vertical", command=self.canvas.yview)
        self.scrollable_frame = ttk.Frame(self.canvas)
 
        # 布局管理
        self.canvas.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
        self.scrollbar.pack(side=tk.RIGHT, fill=tk.Y)
         
        # Canvas配置
        self.canvas.configure(yscrollcommand=self.scrollbar.set)
        self.canvas.create_window((0,0), window=self.scrollable_frame, anchor="nw", tags="scroll_frame")
         
        # 绑定事件
        self.scrollable_frame.bind("<Configure>", lambda e: self.canvas.configure(
            scrollregion=self.canvas.bbox("all")
        ))
        self.canvas.bind("<Configure>", self._on_canvas_resize)
 
        # 底部按钮
        self.add_btn = ttk.Button(self.main_frame, text="添加预置命令", command=self.add_preset_command)
        self.add_btn.pack(side=tk.BOTTOM, anchor=tk.E, padx=5, pady=2)
         
    def _bind_scroll_events(self):
        """绑定所有相关控件的滚轮事件（新增方法）"""
        # 绑定到Canvas和可滚动区域
        for widget in [self.canvas, self.scrollable_frame]:
            widget.bind("<MouseWheel>", self._on_mouse_wheel)
            widget.bind("<Button-4>", self._on_mouse_wheel)  # Linux向上滚动
            widget.bind("<Button-5>", self._on_mouse_wheel)  # Linux向下滚动
 
        # 绑定现有行框架
        for cmd in self.commands:
            self._bind_row_events(cmd['row_frame'])
 
    def _bind_row_events(self, row_frame):
        """为行框架绑定事件（新增方法）"""
        row_frame.bind("<MouseWheel>", self._on_mouse_wheel)
        row_frame.bind("<Button-4>", self._on_mouse_wheel)
        row_frame.bind("<Button-5>", self._on_mouse_wheel)
 
    def _on_mouse_wheel(self, event):
        """统一处理滚轮事件（新增方法）"""
        # Windows/Mac 处理
        if event.delta:
            delta = event.delta
        # Linux 处理
        elif event.num in (4, 5):
            delta = 1 if event.num == 4 else -1
        else:
            return
 
        # 计算滚动方向（反转数值以适应自然滚动）
        scroll_units = -1 * (delta // abs(delta))
         
        # 执行滚动
        self.canvas.yview_scroll(scroll_units, "units")
        return "break"  # 阻止事件传播
 
    def _update_button_numbers(self):
        for idx, cmd in enumerate(self.commands):  # 遍历所有指令
            current_text = cmd['widgets']['comment_btn']['text'].split(' ', 1)[-1]  # 获取当前按钮文本
            cmd['widgets']['comment_btn'].config(text=f"#{idx+1} {current_text}")  # 更新按钮序号
 
    def _on_canvas_resize(self, event):
        """Canvas尺寸变化时调整内部框架宽度"""
        canvas_width = event.width
        self.canvas.itemconfigure("scroll_frame", width=canvas_width)  # 关键：让可滚动区域宽度匹配Canvas
 
    def add_preset_command(self, initial_data=None):
        if len(self.commands) >= self.max_commands:  # 检查指令数量是否超过限制
            messagebox.showwarning("提示", f"最多只能添加{self.max_commands}条指令")
            return
 
        row_frame = ttk.Frame(self.scrollable_frame)  # 创建指令行框架
        row_frame.pack(fill=tk.X, pady=1)  # 放置框架
 
        widgets = {  # 定义控件
            'hex_var': tk.BooleanVar(),
            'command_entry': ttk.Entry(row_frame),
            'comment_btn': ttk.Button(row_frame, text=f"#{len(self.commands)+1} 无注释", width=12),
            'order_entry': ttk.Entry(row_frame, width=4),
            'delay_entry': ttk.Entry(row_frame, width=6),
            'del_btn': ttk.Button(row_frame, text="-", width=2)
        }
        # 为每个控件绑定滚轮事件
        for widget in widgets.values():
            if isinstance(widget, (ttk.Entry, ttk.Button)):
                widget.bind("<MouseWheel>", self._on_mouse_wheel)
                widget.bind("<Button-4>", self._on_mouse_wheel)  # Linux向上滚动
                widget.bind("<Button-5>", self._on_mouse_wheel)  # Linux向下滚动
        validate_num = (self.master.register(self.validate_number), '%P')  # 输入验证配置
        widgets['order_entry'].insert(0, "0")  # 初始化顺序输入框
        widgets['order_entry'].config(validate="key", validatecommand=validate_num)  # 配置验证
        widgets['delay_entry'].insert(0, "1000")  # 初始化延时输入框
        widgets['delay_entry'].config(validate="key", validatecommand=validate_num)  # 配置验证
 
        ttk.Checkbutton(row_frame, variable=widgets['hex_var']).grid(row=0, column=0, padx=2, sticky='w')  # HEX复选框
        widgets['command_entry'].grid(row=0, column=1, padx=2, sticky='ew')  # 指令输入框
        widgets['comment_btn'].grid(row=0, column=2, padx=2, sticky='e')  # 注释按钮
        widgets['order_entry'].grid(row=0, column=3, padx=2, sticky='e')  # 顺序输入框
        widgets['delay_entry'].grid(row=0, column=4, padx=2, sticky='e')  # 延时输入框
        widgets['del_btn'].grid(row=0, column=5, padx=2, sticky='e')  # 删除按钮
 
        widgets['command_entry'].bind("<Double-1>", lambda e, w=widgets: self.rename_comment(w))  # 双击修改注释
        widgets['comment_btn'].config(command=lambda w=widgets: self.debugger.send_custom_command(
            w['command_entry'].get(), w['hex_var'].get()))  # 点击发送指令
        widgets['del_btn'].config(command=lambda w=row_frame: self.delete_command(w))  # 点击删除指令
        # 新增行绑定滚轮事件
        self._bind_row_events(row_frame)
        if initial_data:  # 如果有初始数据，初始化控件
            widgets['hex_var'].set(initial_data.get('hex', False))
            widgets['command_entry'].insert(0, initial_data.get('command', ''))
            widgets['comment_btn'].config(text=f"#{len(self.commands)+1} {initial_data.get('comment', '无注释')}")
            widgets['order_entry'].delete(0, tk.END)
            widgets['order_entry'].insert(0, str(initial_data.get('order', 0)))
            #添加右键菜单绑定
        for entry in [widgets['command_entry'], widgets['order_entry'], widgets['delay_entry']]:
            entry.bind("<Button-3>", self.debugger.show_context_menu)
             
        for col, widget in enumerate(widgets.values()):  # 添加工具提示
            if col != 0:  # 跳过BooleanVar
                self._add_tooltip(widget, col)
 
        row_frame.columnconfigure(1, weight=1)  # 设置列权重
 
        self.commands.append({"row_frame": row_frame, "widgets": widgets})  # 添加指令到列表
        self._save_commands()  # 保存指令
 
        widgets['hex_var'].trace_add('write', lambda *_: self._save_commands())  # 绑定数据变更事件
        widgets['command_entry'].bind('<KeyRelease>', lambda e: self._save_commands())
        widgets['order_entry'].bind('<KeyRelease>', lambda e: self._save_commands())
        widgets['delay_entry'].bind('<KeyRelease>', lambda e: self._save_commands())
 
        self._update_button_numbers()  # 更新按钮序号
 
    def _add_tooltip(self, widget, col_index):
        tooltip_text = self.tooltips.get(col_index, "")  # 获取提示文本
        tooltip = tk.Toplevel(self.master)  # 创建提示框
        tooltip.withdraw()  # 隐藏提示框
        tooltip.overrideredirect(True)  # 去除窗口装饰
 
        label = ttk.Label(tooltip, text=tooltip_text, background="#FFFFE0",
                         relief="solid", borderwidth=1, padding=(4,2),
                         font=('微软雅黑', 9))  # 提示框样式
        label.pack()
 
        tooltip_visible = False  # 提示框可见状态
        scheduled_id = None  # 定时器ID
 
        def show_tooltip():  # 显示提示框
            nonlocal tooltip_visible
            tooltip_visible = True
            x = widget.winfo_rootx() + 20
            y = widget.winfo_rooty() + 25
            tooltip.geometry(f"+{x}+{y}")
            tooltip.deiconify()
 
        def schedule_show():  # 安排显示提示框
            nonlocal scheduled_id
            scheduled_id = self.master.after(500, show_tooltip)
 
        def hide_tooltip():  # 隐藏提示框
            nonlocal tooltip_visible, scheduled_id
            if scheduled_id:
                self.master.after_cancel(scheduled_id)
            if tooltip_visible:
                tooltip.withdraw()
            tooltip_visible = False
 
        widget.bind("<Enter>", lambda e: schedule_show())  # 绑定事件
        widget.bind("<Leave>", lambda e: hide_tooltip())
        widget.bind("<ButtonPress>", lambda e: hide_tooltip())
 
    def validate_number(self, value):
        return value.isdigit() or value == ""  # 验证数字输入
 
    def rename_comment(self, widgets):
        current_text = widgets['comment_btn'].cget('text')  # 获取当前按钮文本
        new_name = simpledialog.askstring(  # 弹出对话框
            "修改注释",
            "请输入新的按钮名称:",
            parent=self.master,
            initialvalue=current_text
        )
        if new_name:  # 如果有新名称，更新按钮文本
            widgets['comment_btn'].config(text=new_name)
            self._save_commands()
            self._update_button_numbers()
 
    def send_command(self, widgets):
        command = widgets['command_entry'].get()  # 获取指令内容
        if not command:  # 如果指令为空，返回
            return
 
        hex_send = widgets['hex_var'].get()  # 获取HEX发送状态
        self.debugger.send_custom_command(command, hex_send)  # 发送指令
 
    def delete_command(self, row_frame):
        if messagebox.askyesno("确认删除", "确定要删除该指令吗？"):  # 确认删除
            for cmd in self.commands:  # 遍历指令列表
                if cmd['row_frame'] == row_frame:  # 找到对应指令
                    self.commands.remove(cmd)  # 移除指令
                    break
            row_frame.destroy()  # 销毁UI组件
            self._save_commands()  # 保存指令
            self._update_button_numbers()  # 更新序号
 
    def get_sorted_commands(self):
        valid_commands = []  # 有效指令列表
        for cmd in self.commands:  # 遍历指令
            order = cmd['widgets']['order_entry'].get()  # 获取顺序
            if order.isdigit() and int(order) > 0:  # 如果顺序有效
                valid_commands.append({  # 添加到有效指令列表
                    'order': int(order),
                    'delay': int(cmd['widgets']['delay_entry'].get()),
                    'command': cmd['widgets']['command_entry'].get(),
                    'hex': cmd['widgets']['hex_var'].get()
                })
        return sorted(valid_commands, key=lambda x: x['order'])  # 按顺序排序
 
    def create_default_commands(self):
        """创建默认的INI配置和界面元素"""
        # 清空现有配置
        self.config = configparser.ConfigParser()
        self.config.optionxform = lambda option: option  # type: ignore
         
        # 添加元数据
        self.config['Meta'] = {
            'version': '2.0',
            'create_time': datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
            'comment': 'Auto generated default config'
        }
        default_commands = [
            {'hex': True, 'command': '01 03 00 00 00 01', 'comment': '读保持寄存器', 'order': 1, 'delay': 1000},
            {'hex': True, 'command': '01 06 00 00 00 01 00 01', 'comment': '写单个寄存器', 'order': 2, 'delay': 3000},
            {'hex': True, 'command': '01 03 00 01 00 01', 'comment': '读输入寄存器', 'order': 3, 'delay': 1000},
            {'hex': True, 'command': '01 04 00 00 00 01', 'comment': '读输入状态', 'order': 4, 'delay': 3000},
            *[
                {'hex': True, 'command': cmd, 'comment': comment, 'order': 0, 'delay': 1000}
                for cmd, comment in [
                    ('01 01 00 00 00 01', '读线圈状态'),
                    ('01 05 00 00 FF 00', '写单个线圈'),
                    ('01 0F 00 00 00 01', '写多个线圈'),
                    ('01 10 00 00 00 02 04 00 01', '写多个寄存器'),
                    ('01 03 00 00 00 01', '读设备标识'),
                    ('08 01 00 00 00 01', '回送测试'),
                ]
            ]
        ]
        # 写入配置并添加界面元素
        for idx, cmd in enumerate(default_commands):
            # 添加到INI配置
            section_name = f"Command{idx}"
            self.config[section_name] = {
                'hex': str(cmd['hex']),
                'command': cmd['command'],
                'comment': cmd['comment'],
                'order': str(cmd['order']),
                'delay': str(cmd['delay'])
            }
             
            # 添加界面元素
            self.add_preset_command(initial_data=cmd)
         
        # 保存到文件
        with open(self.config_file, 'w', encoding='utf-8') as f:
            self.config.write(f)
 
    def load_commands(self):
        """从INI文件加载预置指令配置"""
        try:
            # 清空现有配置
            self.config.read(self.config_file, encoding='utf-8')
             
            # 获取所有Command开头的section并按数字排序
            command_sections = sorted(
                [s for s in self.config.sections() if s.startswith("Command")],
                key=lambda x: int(x[7:])  # 提取Command后的数字作为排序依据
            )
             
            for section in command_sections:
                # 读取每个指令的配置项
                cmd_data = {
                    'hex': self.config.getboolean(section, 'hex'),
                    'command': self.config[section]['command'],
                    'comment': self.config[section].get('comment', '无注释'),
                    'order': self.config[section].get('order', '0'),
                    'delay': self.config[section].get('delay', '1000')
                }
                # 添加指令到界面
                self.add_preset_command(initial_data=cmd_data)
                 
        except Exception as e:
            messagebox.showerror("配置加载错误",
                f"配置文件格式错误: {str(e)}\n将使用默认配置")
            # 创建备份文件以便调试
            if os.path.exists(self.config_file):
                os.rename(self.config_file, f"{self.config_file}.bak")
            self.create_default_commands()
 
    def _save_commands(self):
        """保存当前指令到INI文件"""
        # 清空现有配置（保留非Command的section）
        new_config = configparser.ConfigParser()
        new_config.optionxform = lambda option: option  # type: ignore
         
        # 保留非Command的全局配置（如果有）
        for section in self.config.sections():
            if not section.startswith("Command"):
                new_config[section] = self.config[section]
         
        # 添加指令配置
        for idx, cmd in enumerate(self.commands):
            section_name = f"Command{idx}"
            widgets = cmd['widgets']
             
            new_config[section_name] = {
                'hex': str(widgets['hex_var'].get()),
                'command': widgets['command_entry'].get(),
                'comment': widgets['comment_btn']['text'].split(' ', 1)[-1],
                'order': widgets['order_entry'].get(),
                'delay': widgets['delay_entry'].get()
            }
         
        # 写入文件
        with open(self.config_file, 'w', encoding='utf-8') as f:
            new_config.write(f)
 
# =====================  主程序类  =====================
class SerialDebugger:
    def __init__(self, master):
        self.master = master  # 父窗口
        self.serial_port = None  # 串口对象
        self.receive_flag = Event()  # 接收标志
        self.auto_send_flag = False  # 自动发送标志
        self.rx_counter = 0  # 接收计数器
        self.tx_counter = 0  # 发送计数器
        self.recv_color = '#000000'  # 接收颜色
        self.send_color = '#0000FF'  # 发送颜色
        self.extension_visible = False  # 扩展窗口可见状态
        self.drag_start_x = 0  # 拖动起始位置
        self.initial_width = 425  # 初始宽度
        self.is_dragging = False  # 是否正在拖动
 
        # 新增接收缓冲区相关属性
        self.receive_buffer = bytearray()      # 接收数据缓冲区
        self.last_receive_time = 0             # 最后接收时间戳
        self.frame_timeout = 0.05              # 帧超时判定阈值（单位：秒）
        self.min_frame_length = 4              # 最小合法帧长度（按Modbus RTU等协议设定）
        self.max_frame_length = 256            # 最大允许帧长度（防止内存溢出）
         
        temp = tk.Checkbutton(master)  # 获取默认背景颜色
        self.default_bg = temp.cget('bg')
        temp.destroy()
 
        self.style = ttk.Style()  # 初始化ttk样式
        self.style.configure('Yellow.TCombobox', fieldbackground='yellow')
 
        self.setup_ui()  # 初始化主界面
        self.setup_extension_window()  # 初始化扩展窗口
        self.preset_commands = PresetCommand(self.preset_frame, self)  # 初始化预置指令
        self.auto_reply_handler = AutoReplyHandler(self.auto_reply_frame, self)  #初始化自动应答
        # 初始化完毕，隐藏扩展窗口
        self.extension_frame.grid_remove()
        self.master.grid_columnconfigure(1, weight=0, minsize=0)
         
        self.update_ports()  # 更新端口列表
         
        self.config_file = "com.config"  # 配置文件路径
        self.load_serial_settings()  # 新增：加载历史配置
        self.port_combo.bind("<<ComboboxSelected>>", self.on_port_change)  # 绑定端口选择事件
 
        self.loop_send_active = False  # 循环发送状态
        # 创建右键菜单
        self.context_menu = None
        self.create_context_menu()  # 创建右键菜单
         
    def setup_ui(self):
        #self.master.geometry("990x700")  # 设置窗口大小
                # 新增窗口居中逻辑
        self._center_window(900, 600)  # 参数保持原窗口尺寸
        self.master.title("串口调试工具 - 智能模拟传感器答复")  # 设置窗口标题
        self.master.minsize(650, 450)  # 设置最小窗口大小
 
        self.master.grid_columnconfigure(0, weight=1)  # 配置主窗口网格布局
        self.master.grid_columnconfigure(1, weight=0, minsize=0)
        self.master.grid_rowconfigure(0, weight=1)
        self.master.grid_rowconfigure(1, weight=0)
        self.master.grid_rowconfigure(2, weight=0)
 
        display_frame = ttk.Frame(self.master)  # 数据显示区
        display_frame.grid(row=0, column=0, sticky="nsew", padx=5, pady=5)
 
        self.text_display = tk.Text(display_frame, state=tk.DISABLED, wrap=tk.WORD)  # 数据显示文本框
        self.text_display.bind("<Button-3>", self.show_context_menu)  # 绑定右键菜单
        scroll_display = ttk.Scrollbar(display_frame, orient="vertical", command=self.text_display.yview)  # 滚动条
        self.text_display.configure(yscrollcommand=scroll_display.set)  # 配置滚动
 
        self.text_display.grid(row=0, column=0, sticky="nsew")  # 放置文本框
        scroll_display.grid(row=0, column=1, sticky="ns")  # 放置滚动条
        display_frame.grid_columnconfigure(0, weight=1)  # 配置列权重
        display_frame.grid_rowconfigure(0, weight=1)
 
        control_frame = ttk.Frame(self.master)  # 中间控制区
        control_frame.grid(row=1, column=0, columnspan=2, sticky="nsew", padx=5, pady=2)
        control_frame.grid_columnconfigure(0, minsize=200, weight=0)
        control_frame.grid_columnconfigure(1, weight=1)
        control_frame.grid_columnconfigure(2, minsize=250, weight=0)
        control_frame.grid_rowconfigure(0, minsize=155, weight=0)
 
        self.setup_serial_controls(control_frame)  # 初始化串口设置区
        self.setup_send_controls(control_frame)  # 初始化发送输入区
        self.setup_function_controls(control_frame)  # 初始化功能区
 
        self.setup_status_bar()  # 初始化状态栏
 
    def _center_window(self, width, height):
        """使窗口在屏幕居中显示"""
        # 获取屏幕尺寸
        screen_width = self.master.winfo_screenwidth()
        screen_height = self.master.winfo_screenheight()
         
        # 计算居中坐标
        x = (screen_width - width) // 2
        y = (screen_height - height) // 2
         
        # 设置窗口位置和尺寸
        self.master.geometry(f"{width}x{height}+{x}+{y}")
 
    def setup_extension_window(self):
        self.extension_frame = ttk.Frame(self.master)  # 扩展窗口框架
        self.extension_frame.grid(row=0, column=1, sticky="nsew")
         
        self.grip = ttk.Frame(self.extension_frame, width=5, cursor="sb_h_double_arrow")  # 分隔条
        self.grip.pack(side="left", fill="y")
 
        self.grip.bind("<Enter>", self.on_grip_enter)  # 绑定鼠标事件
        self.grip.bind("<Leave>", self.on_grip_leave)
        self.grip.bind("<ButtonPress-1>", self.on_grip_press)
        self.grip.bind("<B1-Motion>", self.on_grip_drag)
        self.grip.bind("<ButtonRelease-1>", self.on_grip_release)
 
        self.notebook = ttk.Notebook(self.extension_frame)  # 标签页
        self.notebook.pack(side="left", expand=True, fill='both')
 
        self.preset_frame = ttk.Frame(self.notebook)  # 预置指令标签页
        self.notebook.add(self.preset_frame, text="预置指令")
 
        self.auto_reply_frame = ttk.Frame(self.notebook)  # 自动答复标签页
        self.notebook.add(self.auto_reply_frame, text="自动答复")
 
        self.history_frame = ttk.Frame(self.notebook)  #历史记录标签页
        self.notebook.add(self.history_frame, text="历史记录")
        self.history_handler = HistoryHandler(self.history_frame, self)
        # 新增“转换工具”标签页
        self.conversion_frame = ttk.Frame(self.notebook)
        self.notebook.add(self.conversion_frame, text="转换工具")
        self.setup_conversion_tools()  # 初始化转换工具界面
 
    def setup_conversion_tools(self):
        """初始化转换工具界面"""
        # 创建主框架
        main_frame = ttk.Frame(self.conversion_frame)
        main_frame.pack(fill="both", expand=True, padx=10, pady=10)
 
        # 十六进制与十进制互转
        hex_dec_frame = ttk.LabelFrame(main_frame, text="十六进制 &#8652; 十进制", padding=10)
        hex_dec_frame.pack(fill="x", pady=5)
 
        # 输入框和标签
        ttk.Label(hex_dec_frame, text="十六进制:").grid(row=0, column=0, sticky="w")
        self.hex_input = ttk.Entry(hex_dec_frame, width=30)
        self.hex_input.grid(row=0, column=1, padx=5, pady=5)
 
        ttk.Label(hex_dec_frame, text="十进制:").grid(row=1, column=0, sticky="w")
        self.dec_input = ttk.Entry(hex_dec_frame, width=30)
        self.dec_input.grid(row=1, column=1, padx=5, pady=5)
 
        # 转换按钮
        ttk.Button(hex_dec_frame, text="十六进制 &#9658;&#9658; 十进制", command=self.hex_to_dec).grid(row=0, column=2, padx=5)
        ttk.Button(hex_dec_frame, text="十进制 &#9658;&#9658; 十六进制", command=self.dec_to_hex).grid(row=1, column=2, padx=5)
 
        # Hex与ASCII互转
        hex_ascii_frame = ttk.LabelFrame(main_frame, text="Hex &#8652; ASCII", padding=10)
        hex_ascii_frame.pack(fill="x", pady=5)
 
        # 输入框和标签
        ttk.Label(hex_ascii_frame, text="Hex:").grid(row=0, column=0, sticky="w")
        self.hex_ascii_input = ttk.Entry(hex_ascii_frame, width=30)
        self.hex_ascii_input.grid(row=0, column=1, padx=5, pady=5)
 
        ttk.Label(hex_ascii_frame, text="ASCII:").grid(row=1, column=0, sticky="w")
        self.ascii_input = ttk.Entry(hex_ascii_frame, width=30)
        self.ascii_input.grid(row=1, column=1, padx=5, pady=5)
 
        # 转换按钮
        ttk.Button(hex_ascii_frame, text="Hex &#9658;&#9658; ASCII", command=self.hex_to_ascii).grid(row=0, column=2, padx=5)
        ttk.Button(hex_ascii_frame, text="ASCII &#9658;&#9658; Hex", command=self.ascii_to_hex).grid(row=1, column=2, padx=5)
 
    def hex_to_dec(self):
        """将十六进制转换为十进制"""
        hex_str = self.hex_input.get().strip()
        try:
            if hex_str:  # 确保输入不为空
                dec_value = int(hex_str, 16)  # 将十六进制字符串转换为整数
                self.dec_input.delete(0, tk.END)  # 清空十进制输入框
                self.dec_input.insert(0, str(dec_value))  # 显示转换结果
            else:
                messagebox.showwarning("输入错误", "请输入十六进制值")
        except ValueError:
            messagebox.showerror("转换错误", "无效的十六进制格式")
 
    def dec_to_hex(self):
        """将十进制转换为十六进制"""
        dec_str = self.dec_input.get().strip()
        try:
            if dec_str:  # 确保输入不为空
                hex_value = hex(int(dec_str))[2:].upper()  # 将十进制字符串转换为十六进制，并去除前缀
                self.hex_input.delete(0, tk.END)  # 清空十六进制输入框
                self.hex_input.insert(0, hex_value)  # 显示转换结果
            else:
                messagebox.showwarning("输入错误", "请输入十进制值")
        except ValueError:
            messagebox.showerror("转换错误", "无效的十进制格式")
 
    def hex_to_ascii(self):
        """将Hex转换为ASCII"""
        hex_str = self.hex_ascii_input.get().strip()
        try:
            if hex_str:  # 确保输入不为空
                # 将Hex字符串转换为字节，再解码为ASCII
                ascii_value = bytes.fromhex(hex_str).decode('ascii')
                self.ascii_input.delete(0, tk.END)  # 清空ASCII输入框
                self.ascii_input.insert(0, ascii_value)  # 显示转换结果
            else:
                messagebox.showwarning("输入错误", "请输入Hex值")
        except ValueError:
            messagebox.showerror("转换错误", "无效的Hex格式")
 
    def ascii_to_hex(self):
        """将ASCII转换为Hex"""
        ascii_str = self.ascii_input.get().strip()
        try:
            if ascii_str:  # 确保输入不为空
                # 将ASCII字符串编码为字节，再转换为Hex
                hex_value = ascii_str.encode('ascii').hex().upper()
                self.hex_ascii_input.delete(0, tk.END)  # 清空Hex输入框
                self.hex_ascii_input.insert(0, hex_value)  # 显示转换结果
            else:
                messagebox.showwarning("输入错误", "请输入ASCII值")
        except UnicodeEncodeError:
            messagebox.showerror("转换错误", "无效的ASCII格式")
 
    def validate_hex_input(self, hex_str):
        """验证Hex输入是否有效"""
        try:
            int(hex_str, 16)  # 尝试将Hex字符串转换为整数
            return True
        except ValueError:
            return False
 
    def validate_dec_input(self, dec_str):
        """验证十进制输入是否有效"""
        try:
            int(dec_str)  # 尝试将十进制字符串转换为整数
            return True
        except ValueError:
            return False
 
    def on_grip_enter(self, event):
        self.grip.config(cursor="sb_h_double_arrow")  # 鼠标进入分隔条区域
 
    def on_grip_leave(self, event):
        if not self.is_dragging:  # 鼠标离开分隔条区域
            self.grip.config(cursor="")
 
    def on_grip_press(self, event):
        self.is_dragging = True  # 开始拖动
        self.drag_start_x = event.x_root  # 记录起始位置
        self.initial_width = self.extension_frame.winfo_width()  # 获取当前宽度
 
    def on_grip_drag(self, event):
        if self.is_dragging:  # 拖动过程中调整宽度
            delta = self.drag_start_x - event.x_root  # 计算变化量
            new_width = max(425, self.initial_width + delta)  # 计算新宽度
            self.master.grid_columnconfigure(1, minsize=new_width, weight=0)  # 更新列配置
            self.master.update_idletasks()  # 强制更新界面
 
    def on_grip_release(self, event):
        self.is_dragging = False  # 结束拖动
        self.initial_width = self.extension_frame.winfo_width()  # 记录当前宽度
        self.grip.config(cursor="sb_h_double_arrow")  # 恢复光标
 
    def toggle_extension(self):
        """切换扩展窗口显示/隐藏"""
        self.extension_visible = not self.extension_visible
         
        if self.extension_visible:
            self.extension_frame.grid(row=0, column=1, sticky="nsew")
            self.master.grid_columnconfigure(1, minsize=425, weight=0)
            self.extension_btn.config(text="更多 <<")  # 切换按钮文本
        else:
            self.extension_frame.grid_remove()
            self.master.grid_columnconfigure(1, weight=0, minsize=0)
            self.extension_btn.config(text="更多 >>")  # 切换按钮文本
        # 强制更新界面（可选，确保即时刷新）
        self.master.update_idletasks()
 
    def setup_status_bar(self):
        status_bar = ttk.Frame(self.master, height=22)  # 状态栏框架
        status_bar.grid(row=2, column=0, columnspan=2, sticky="sew")
 
        self.status_conn = ttk.Label(status_bar, text="未连接", anchor=tk.W)  # 连接状态标签
        self.status_rx = ttk.Label(status_bar, text="RX:0", width=8)  # 接收计数器标签
        self.status_tx = ttk.Label(status_bar, text="TX:0", width=8)  # 发送计数器标签
        self.status_author = ttk.Label(status_bar, text="Power by Qwen", anchor=tk.E)  # 作者标签
 
        self.status_conn.pack(side=tk.LEFT, fill=tk.X, expand=True)  # 放置标签
        self.status_rx.pack(side=tk.LEFT, padx=5)
        self.status_tx.pack(side=tk.LEFT, padx=5)
        self.status_author.pack(side=tk.RIGHT)
 
    def setup_serial_controls(self, parent):
        frame = ttk.LabelFrame(parent, text="串口设置", padding=5)  # 串口设置框架
        frame.grid(row=0, column=0, sticky="nsew", padx=2)
        frame.grid_propagate(False)
        frame.config(width=200, height=155)
 
        frame.grid_columnconfigure(1, weight=1)  # 配置列权重
        row = 0
 
        ttk.Label(frame, text="端口号:").grid(row=row, column=0, sticky=tk.W)  # 端口号标签
        self.port_combo = ttk.Combobox(frame)  # 端口号下拉框
        self.port_combo.grid(row=row, column=1, sticky=tk.EW, padx=6)
        row += 1
 
        ttk.Label(frame, text="波特率:").grid(row=row, column=0, sticky=tk.W)  # 波特率标签
        self.baud_combo = ttk.Combobox(frame, values=[  # 波特率下拉框
            '300', '600', '1200', '2400', '4800', '9600',
            '14400', '19200', '38400', '57600', '115200'
        ])
        self.baud_combo.set('9600')  # 默认波特率
        self.baud_combo.grid(row=row, column=1, sticky=tk.EW, padx=6)
        row += 1
 
        param_row = ttk.Frame(frame)  # 数据位和校验行
        param_row.grid(row=row, column=0, columnspan=2, sticky=tk.EW)
        ttk.Label(param_row, text="数据位:").grid(row=0, column=0, padx=1)  # 数据位标签
        self.data_bits = ttk.Combobox(param_row, values=['5', '6', '7', '8'], width=3)  # 数据位下拉框
        self.data_bits.set('8')  # 默认数据位
        self.data_bits.grid(row=0, column=1, padx=4)
        ttk.Label(param_row, text="校验:").grid(row=0, column=2, padx=1)  # 校验标签
        self.parity = ttk.Combobox(param_row, values=['无', '奇校验', '偶校验'], width=3)  # 校验下拉框
        self.parity.set('无')  # 默认校验
        self.parity.grid(row=0, column=3, sticky=tk.EW)
        param_row.grid_columnconfigure(3, weight=1)  # 配置列权重
        row += 1
 
        param_row = ttk.Frame(frame)  # 停止位和流控行
        param_row.grid(row=row, column=0, columnspan=2, sticky=tk.EW)
        ttk.Label(param_row, text="停止位:").grid(row=0, column=0, padx=1)  # 停止位标签
        self.stop_bits = ttk.Combobox(param_row, values=['1', '1.5', '2'], width=3)  # 停止位下拉框
        self.stop_bits.set('1')  # 默认停止位
        self.stop_bits.grid(row=0, column=1, padx=4)
        ttk.Label(param_row, text="流控:").grid(row=0, column=2, padx=1)  # 流控标签
        self.flow_control = ttk.Combobox(param_row, values=['无', 'RTS/CTS', 'XON/XOFF'], width=3)  # 流控下拉框
        self.flow_control.set('无')  # 默认流控
        self.flow_control.grid(row=0, column=3, sticky=tk.EW)
        param_row.grid_columnconfigure(3, weight=1)  # 配置列权重
        row += 1
 
        self.open_btn = ttk.Button(frame, text="打开端口", command=self.toggle_serial)  # 打开端口按钮
        self.open_btn.grid(row=row, column=0, columnspan=2, pady=5, sticky=tk.EW)
 
    def setup_send_controls(self, parent):
        frame = ttk.LabelFrame(parent, text="发送区", padding=5)  # 发送输入区框架
        frame.grid(row=0, column=1, sticky="nsew", padx=2)
        frame.grid_propagate(False)
        frame.config(height=155)
 
        frame.grid_rowconfigure(0, weight=0)  # 配置行权重
        frame.grid_rowconfigure(1, weight=1)
        frame.grid_columnconfigure(0, weight=1)
 
        top_row = ttk.Frame(frame)  # 顶部控制栏
        top_row.grid(row=0, column=0, sticky="ew", pady=2)
        ttk.Button(top_row, text="文件发送", command=self.send_file).pack(side=tk.LEFT, padx=2)  # 文件发送按钮
        ttk.Button(top_row, text="数据存至文件", command=self.save_data).pack(side=tk.LEFT, padx=2)  # 保存数据按钮
        # 修改标签为tk.Label并保存引用
        self.checksum_label = tk.Label(top_row, text="末尾添加校验:")
        self.checksum_label.pack(side=tk.LEFT)
         
        self.checksum_combo = ttk.Combobox(top_row, values=['None', 'CRC-16', 'XOR'], width=8)
        self.checksum_combo.set('None')
        self.checksum_combo.pack(side=tk.LEFT, padx=2)
        self.checksum_combo.bind("<<ComboboxSelected>>", self.on_checksum_selected)
        self.on_checksum_selected(None)
 
        text_frame = ttk.Frame(frame)  # 文本输入框框架
        text_frame.grid(row=1, column=0, sticky="nsew")
 
        self.send_text = tk.Text(text_frame, wrap=tk.WORD, font=('Consolas', 10))  # 发送文本框
        self.send_text.bind("<Button-3>", self.show_context_menu)  # 发送框右键菜单
        scroll_send = ttk.Scrollbar(text_frame, orient="vertical", command=self.send_text.yview)  # 滚动条
        self.send_text.configure(yscrollcommand=scroll_send.set)  # 配置滚动
 
        self.send_text.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)  # 放置文本框
        scroll_send.pack(side=tk.RIGHT, fill=tk.Y)  # 放置滚动条
 
    def on_checksum_selected(self, event):
        selected = self.checksum_combo.get()
        # 更新组合框和标签的背景颜色
        if selected != 'None':
            self.checksum_combo.config(style='Yellow.TCombobox')
            self.checksum_label.config(bg='yellow')
        else:
            self.checksum_combo.config(style='TCombobox')
            self.checksum_label.config(bg=self.default_bg)
 
    def setup_function_controls(self, parent):
        frame = ttk.LabelFrame(parent, text="功能设置", padding=5)  # 功能区框架
        frame.grid(row=0, column=2, sticky="nsew", padx=2)
        frame.grid_propagate(False)
        frame.config(width=250, height=155)
 
        frame.grid_columnconfigure(0, weight=1)  # 配置列权重
 
        top_row = ttk.Frame(frame)  # 顶部控制栏
        top_row.grid(row=0, column=0, sticky="ew", pady=2)
        self.hex_send = tk.BooleanVar()  # HEX发送复选框变量
        self.hex_send_cb = tk.Checkbutton(top_row, text="Hex发送", variable=self.hex_send)  # HEX发送复选框
        self.hex_send_cb.pack(side=tk.LEFT)
        self.hex_send.trace_add('write', lambda *args: self.update_checkbutton_bg(self.hex_send_cb, self.hex_send))  # 绑定事件
        self.hex_display = tk.BooleanVar()  # HEX显示复选框变量
        self.hex_display_cb = tk.Checkbutton(top_row, text="Hex显示", variable=self.hex_display)  # HEX显示复选框
        self.hex_display_cb.pack(side=tk.LEFT, padx=5)
        self.hex_display.trace_add('write', lambda *args: self.update_checkbutton_bg(self.hex_display_cb, self.hex_display))  # 绑定事件
        ttk.Button(top_row, text="清空窗口", command=self.clear_display).pack(side=tk.RIGHT)  # 清空窗口按钮
 
        middle_row = ttk.Frame(frame)  # 中间控制栏
        middle_row.grid(row=1, column=0, sticky="ew", pady=2)
        self.timestamp = tk.BooleanVar()  # 时间戳复选框变量
        self.timestamp_cb = tk.Checkbutton(middle_row, text="时间戳", variable=self.timestamp)  # 时间戳复选框
        self.timestamp_cb.pack(side=tk.LEFT)
        self.timestamp.trace_add('write', lambda *args: self.update_checkbutton_bg(self.timestamp_cb, self.timestamp))  # 绑定事件
        color_frame = ttk.Frame(middle_row)  # 颜色选择框架
        color_frame.pack(side=tk.RIGHT)
        ttk.Label(color_frame, text="收:").pack(side=tk.LEFT)  # 接收颜色标签
        self.recv_color_lbl = tk.Label(color_frame, width=2, bg=self.recv_color, relief="solid")  # 接收颜色标签
        self.recv_color_lbl.bind("<Button-1>", lambda e: self.choose_color('recv'))  # 绑定点击事件
        self.recv_color_lbl.pack(side=tk.LEFT, padx=2)
        ttk.Label(color_frame, text="发:").pack(side=tk.LEFT)  # 发送颜色标签
        self.send_color_lbl = tk.Label(color_frame, width=2, bg=self.send_color, relief="solid")  # 发送颜色标签
        self.send_color_lbl.bind("<Button-1>", lambda e: self.choose_color('send'))  # 绑定点击事件
        self.send_color_lbl.pack(side=tk.LEFT, padx=2)
 
        auto_frame = ttk.Frame(frame)  # 自动发送框架
        auto_frame.grid(row=2, column=0, sticky="ew", pady=2)
        ttk.Label(auto_frame, text="间隔(ms):").pack(side=tk.LEFT)  # 间隔标签
        self.interval_var = ttk.Entry(auto_frame, width=8)  # 间隔输入框
        self.interval_var.insert(0, "1000")  # 默认间隔
        self.interval_var.pack(side=tk.LEFT, padx=2)
        self.auto_send = tk.BooleanVar()  # 自动发送复选框变量
        self.auto_send_cb = tk.Checkbutton(auto_frame, text="自动发送", variable=self.auto_send, command=self.toggle_auto_send)  # 自动发送复选框
        self.auto_send_cb.pack(side=tk.LEFT)
        self.auto_send.trace_add('write', lambda *args: self.update_checkbutton_bg(self.auto_send_cb, self.auto_send))  # 绑定事件
 
        button_frame = ttk.Frame(frame)  # 按钮框架
        button_frame.grid(row=3, column=0, sticky="ew", pady=1)
        ttk.Button(button_frame, text="发送", command=self.send_data).pack(side=tk.LEFT)  # 发送按钮
        #ttk.Button(button_frame, text="更多", command=self.toggle_extension).pack(side=tk.RIGHT)  # 更多按钮
        self.extension_btn = ttk.Button(button_frame, text="更多 >>", command=self.toggle_extension)
        self.extension_btn.pack(side=tk.RIGHT)  # 注意这里用实例变量保存按钮
 
    def choose_color(self, direction):
        chinese_dir = "接收" if direction == "recv" else "发送"  # 选择颜色
        color = colorchooser.askcolor(title=f'选择{chinese_dir}颜色')[1]  # 弹出颜色选择对话框
        if color:  # 如果有选择颜色
            if direction == 'recv':  # 如果是接收颜色
                self.recv_color = color  # 更新接收颜色
                self.recv_color_lbl.config(bg=color)  # 更新标签背景
            else:  # 如果是发送颜色
                self.send_color = color  # 更新发送颜色
                self.send_color_lbl.config(bg=color)  # 更新标签背景
 
    def update_checkbutton_bg(self, checkbutton, var):
        checkbutton.config(bg='yellow' if var.get() else self.default_bg)  # 更新复选框背景颜色
 
    def send_file(self):
        if not self.serial_port or not self.serial_port.is_open:  # 检查串口是否打开
            messagebox.showwarning("警告", "请先打开串口")
            return
 
        file_path = filedialog.askopenfilename()  # 选择文件
        if not file_path: return
 
        try:
            with open(file_path, 'rb') as f:  # 打开文件
                data = f.read()
 
            if self.hex_send.get():  # 如果是HEX发送模式
                hex_str = data.hex()  # 转换为HEX字符串
                data = binascii.unhexlify(hex_str)  # 转换为二进制数据
 
            data = self.add_checksum(data)  # 添加校验和
            self.serial_port.write(data)  # 发送数据
            self.tx_counter += len(data)  # 更新发送计数器
            self.display_data(data, 'send')  # 显示发送数据
            self.update_counters()  # 更新计数器
        except Exception as e:  # 异常处理
            messagebox.showerror("发送文件错误", str(e))
 
    def validate_hex(self, input_str):
        errors = []  # 错误列表
        valid_chars = {'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f',' '}  # 有效字符
        has_content = False  # 是否有有效字符
 
        illegal_positions = []  # 非法字符位置
        for idx, char in enumerate(input_str):  # 遍历输入字符串
            lower_char = char.lower()
            if lower_char in valid_chars:  # 如果是有效字符
                if lower_char != ' ':
                    has_content = True
            else:  # 如果是非法字符
                illegal_positions.append( (idx+1, char) )  # 记录位置和字符
 
        if illegal_positions:  # 如果有非法字符
            error_msg = "发现非法字符：\n"
            for pos, char in illegal_positions[:3]:  # 最多显示前三处错误
                error_msg += f" 第{pos}个字符 '{char}'"
            if len(illegal_positions) > 3:  # 如果错误超过三处
                error_msg += f"\n...等共{len(illegal_positions)}处非法字符"
            errors.append(error_msg)
 
        clean_str = input_str.replace(' ', '')  # 去除空格
        if has_content and len(clean_str) % 2 != 0:  # 检查长度是否为偶数
            errors.append("长度错误：有效HEX字符数必须为偶数（去除空格后）")
            errors.append(f"当前有效字符数：{len(clean_str)} ({clean_str})")
 
        return errors
 
    def show_hex_error(self, input_str, error_list):
        error_msg = "&#9888; HEX格式验证失败！\n\n"  # 错误提示信息
        for error in error_list:  # 构建错误详情
            error_msg += f"&#8226; {error}\n"
 
        error_msg += "\n&#9989; 正确HEX格式要求："  # 添加格式说明
        error_msg += "\n   - 允许字符: 0-9, A-F (不区分大小写)"
        error_msg += "\n   - 允许用空格分隔，如: 01 A3 FF"
        error_msg += "\n   - 有效字符数必须为偶数（去除空格后）"
 
        sample = input_str.strip()  # 显示输入样本
        if len(sample) > 40:
            display_sample = sample[:37] + "..."
        else:
            display_sample = sample or "<空输入>"
 
        error_msg += f"\n\n&#128221; 您的输入：\n{display_sample}"
 
        messagebox.showerror("HEX发送错误", error_msg)  # 显示错误提示框
 
    def save_data(self):
        content = self.text_display.get("1.0", tk.END)  # 获取显示内容
        file_path = filedialog.asksaveasfilename(  # 选择保存路径
            defaultextension=".txt",
            filetypes=[("Text Files", "*.txt"), ("All Files", "*.*")]
        )
        if not file_path: return
 
        try:
            with open(file_path, 'w', encoding='utf-8') as f:  # 写入文件
                f.write(content)
            messagebox.showinfo("保存成功", "数据已保存至文件")  # 显示成功提示
        except Exception as e:  # 异常处理
            messagebox.showerror("保存错误", str(e))
 
    def add_checksum(self, data):
        checksum_type = self.checksum_combo.get()  # 获取校验类型
        if checksum_type == 'None':  # 如果没有校验
            return data
        elif checksum_type == 'CRC-16':  # 如果是CRC-16校验
            crc = self.calculate_crc16(data)  # 计算CRC-16
            return data + crc
        elif checksum_type == 'XOR':  # 如果是异或校验
            xor = self.calculate_xor(data)  # 计算异或
            return data + xor.to_bytes(1, 'big')
        return data
 
    def calculate_crc16(self, data):
        crc = 0xFFFF  # CRC初始值
        for byte in data:  # 遍历数据
            crc ^= byte
            for _ in range(8):  # 计算CRC
                if crc & 0x0001:
                    crc >>= 1
                    crc ^= 0xA001
                else:
                    crc >>= 1
        return crc.to_bytes(2, 'little')  # 返回CRC值
 
    def calculate_xor(self, data):
        xor = 0  # 异或初始值
        for byte in data:  # 遍历数据
            xor ^= byte  # 计算异或
        return xor  # 返回异或值
 
    def update_ports(self):
        ports = [port.device for port in serial.tools.list_ports.comports()]  # 获取端口列表
        self.port_combo['values'] = ports  # 更新端口下拉框
        self.port_combo.set(ports[0] if ports else '')  # 设置默认端口
 
    def update_status(self, status, success=True):
        if success:  # 如果连接成功
            conn_info = f"{self.port_combo.get()} | {self.baud_combo.get()}波特 | {self.data_bits.get()}数据位 | "
            conn_info += f"{self.stop_bits.get()}停止位 | {self.parity.get()} | {self.flow_control.get()}"
            self.status_conn.config(text=conn_info, foreground='green')  # 更新连接状态
        else:  # 如果连接失败
            self.status_conn.config(text=status, foreground='red')  # 显示错误信息
 
    def update_counters(self):
        self.status_rx.config(text=f"RX:{self.rx_counter}")  # 更新接收计数器
        self.status_tx.config(text=f"TX:{self.tx_counter}")  # 更新发送计数器
 
    def clear_display(self):
        self.text_display.config(state=tk.NORMAL)  # 清空显示
        self.text_display.delete(1.0, tk.END)
        self.text_display.config(state=tk.DISABLED)
        self.rx_counter = self.tx_counter = 0  # 重置计数器
        self.update_counters()
 
    def start_loop_send(self):
        if not self.loop_send_active:  # 如果循环发送未激活
            return
 
        commands = []  # 有效指令列表
        for cmd in self.preset_commands.commands:  # 遍历预置指令
            order = cmd['widgets']['order_entry'].get()  # 获取顺序
            if order.isdigit() and int(order) > 0:  # 如果顺序有效
                commands.append({  # 添加到有效指令列表
                    'order': int(order),
                    'delay': int(cmd['widgets']['delay_entry'].get()),
                    'command': cmd['widgets']['command_entry'].get(),
                    'hex': cmd['widgets']['hex_var'].get()
                })
 
        if not commands:  # 如果没有有效指令
            messagebox.showwarning("提示", "没有配置有效发送指令")
            self.preset_commands.loop_send_var.set(False)  # 关闭循环发送
            return
 
        self._send_sequence(sorted(commands, key=lambda x: x['order']))  # 发送指令序列
 
    def _send_sequence(self, commands, index=0):
        if not self.loop_send_active or index >= len(commands):  # 如果循环发送未激活或索引超出范围
            return
 
        cmd = commands[index]  # 获取当前指令
        try:
            data = self._prepare_command_data(cmd['command'], cmd['hex'])  # 准备数据
            data = self.add_checksum(data)  # 添加校验和
            self._execute_send(data)  # 执行发送
 
            if index + 1 < len(commands):  # 如果有下一条指令
                next_delay = cmd['delay']  # 获取延时
                self.master.after(next_delay, self._send_sequence, commands, index + 1)  # 安排下一条指令
            else:  # 如果是最后一条指令
                self.master.after(commands[-1]['delay'], self.start_loop_send)  # 循环发送
        except Exception as e:  # 异常处理
            messagebox.showerror("发送错误", f"指令发送失败：{str(e)}")
            self.preset_commands.loop_send_var.set(False)  # 关闭循环发送
 
    def toggle_loop_send(self):
        if self.preset_commands.loop_send_var.get():  # 如果循环发送激活
            if not self.serial_port or not self.serial_port.is_open:  # 检查串口是否打开
                messagebox.showwarning("警告", "请先打开串口")
                self.preset_commands.loop_send_var.set(False)  # 关闭循环发送
                return
            self.loop_send_active = True  # 激活循环发送
            self.start_loop_send()  # 启动循环发送
        else:  # 如果循环发送未激活
            self.loop_send_active = False  # 关闭循环发送
 
    def toggle_auto_send(self):
        self.auto_send_flag = self.auto_send.get()  # 切换自动发送状态
        if self.auto_send_flag:  # 如果自动发送激活
            self.auto_send_loop()  # 启动自动发送循环
 
    def auto_send_loop(self):
        if self.auto_send_flag and self.serial_port.is_open:  # 如果自动发送激活且串口打开
            self.send_data()  # 发送数据
            self.master.after(max(100, int(self.interval_var.get())), self.auto_send_loop)  # 安排下一次发送
 
    def on_port_change(self, event):
        if self.serial_port and self.serial_port.is_open:  # 如果串口打开
            self.close_serial()  # 关闭串口
            self.open_serial()  # 打开串口
 
    def toggle_serial(self):
        if self.serial_port and self.serial_port.is_open:  # 如果串口打开
            self.close_serial()  # 关闭串口
        else:  # 如果串口关闭
            self.open_serial()  # 打开串口
 
    def open_serial(self):
        try:
            params = {  # 串口参数
                'port': self.port_combo.get(),
                'baudrate': int(self.baud_combo.get()),
                'bytesize': int(self.data_bits.get()),
                'stopbits': {'1':1, '1.5':1.5, '2':2}[self.stop_bits.get()],
                'parity': {'无':'N', '奇校验':'O', '偶校验':'E'}[self.parity.get()],
                'xonxoff': 1 if self.flow_control.get() == 'XON/XOFF' else 0,
                'rtscts': 1 if self.flow_control.get() == 'RTS/CTS' else 0
            }
            self.serial_port = serial.Serial(**params)  # 打开串口
            self.open_btn.config(text="关闭端口")  # 更新按钮文本
            self.update_status("", True)  # 更新状态
            self.receive_flag.set()  # 设置接收标志
            Thread(target=self.receive_data, daemon=True).start()  # 启动接收线程
                        # 在成功打开后保存配置
            self.save_serial_settings()
            self.update_status("", True)
        except Exception as e:  # 异常处理
            self.update_status(f"连接失败：{str(e)}", False)  # 更新状态
 
    def save_serial_settings(self):
        """保存当前串口配置到文件"""
        config = configparser.ConfigParser()
        config.read(self.config_file, encoding='utf-8')
         
        if not config.has_section('SerialSettings'):
            config.add_section('SerialSettings')
             
        # 串口参数
        config.set('SerialSettings', 'port', self.port_combo.get())
        config.set('SerialSettings', 'baudrate', self.baud_combo.get())
        config.set('SerialSettings', 'databits', self.data_bits.get())
        config.set('SerialSettings', 'stopbits', self.stop_bits.get())
        config.set('SerialSettings', 'parity', self.parity.get())
        config.set('SerialSettings', 'flowcontrol', self.flow_control.get())
         
        # 功能参数
        config.set('SerialSettings', 'hex_send', str(self.hex_send.get()))
        config.set('SerialSettings', 'hex_display', str(self.hex_display.get()))
        config.set('SerialSettings', 'timestamp', str(self.timestamp.get()))
        config.set('SerialSettings', 'checksum', self.checksum_combo.get())
        config.set('SerialSettings', 'recv_color', self.recv_color)
        config.set('SerialSettings', 'send_color', self.send_color)
         
        with open(self.config_file, 'w', encoding='utf-8') as f:
            config.write(f)
 
    def load_serial_settings(self):
        """从配置文件加载历史设置"""
        config = configparser.ConfigParser()
        config.read(self.config_file, encoding='utf-8')
         
        if not config.has_section('SerialSettings'):
            return
             
        # 加载串口参数
        def safe_get(option, default):
            return config.get('SerialSettings', option, fallback=default)
             
        # 端口号处理（需验证是否存在）
        saved_port = safe_get('port', '')
        if saved_port in self.port_combo['values']:
            self.port_combo.set(saved_port)
             
        # 其他串口参数
        self.baud_combo.set(safe_get('baudrate', '9600'))
        self.data_bits.set(safe_get('databits', '8'))
        self.stop_bits.set(safe_get('stopbits', '1'))
        self.parity.set(safe_get('parity', '无'))
        self.flow_control.set(safe_get('flowcontrol', '无'))
         
        # 功能参数
        self.hex_send.set(config.getboolean('SerialSettings', 'hex_send', fallback=False))
        self.hex_display.set(config.getboolean('SerialSettings', 'hex_display', fallback=False))
        self.timestamp.set(config.getboolean('SerialSettings', 'timestamp', fallback=True))
        self.checksum_combo.set(safe_get('checksum', 'None'))
        self.on_checksum_selected(None)  # 触发校验类型更新
         
        # 颜色设置
        self.recv_color = safe_get('recv_color', '#000000')
        self.send_color = safe_get('send_color', '#0000FF')
        self.recv_color_lbl.config(bg=self.recv_color)
        self.send_color_lbl.config(bg=self.send_color)
 
    def close_serial(self):
        self.receive_flag.clear()  # 清除接收标志
        if self.serial_port:  # 如果串口存在
            self.serial_port.close()  # 关闭串口
        self.open_btn.config(text="打开端口")  # 更新按钮文本
        self.status_conn.config(text="未连接", foreground='black')  # 更新状态
 
    def receive_data(self):
        """重构后的接收方法（支持智能组包）"""
        while self.receive_flag.is_set():
            try:
                # 优先处理缓冲区超时数据
                self._check_buffer_timeout()
                 
                # 读取新数据
                if self.serial_port.in_waiting:
                    data = self.serial_port.read(self.serial_port.in_waiting)
                    self._process_incoming_data(data)
                     
                time.sleep(0.001)  # 缩短等待时间以提高响应速度
            except Exception as e:
                print("接收错误:", e)
                self.receive_flag.clear()
                break
 
    def _process_incoming_data(self, data):
        """处理新接收到的数据"""
        # 更新缓冲区及时间戳
        self.receive_buffer.extend(data)
        self.last_receive_time = time.time()
         
        # 尝试协议特征解析
        while len(self.receive_buffer) >= self.min_frame_length:
            # 情况1：Modbus RTU协议 (示例)
            if self._check_modbus_frame():
                return
                 
            # 情况2：以0x0A结尾的协议（如某些文本协议）
            if b'\x0A' in self.receive_buffer:
                pos = self.receive_buffer.find(b'\x0A') + 1
                self._commit_frame(pos)
                return
                 
            # 其他协议特征可在此扩展
            break  # 未识别时退出循环
 
    def _check_buffer_timeout(self):
        """超时提交机制"""
        if len(self.receive_buffer) == 0:
            return
             
        # 超时判定（同时防止半包永久驻留）
        if (time.time() - self.last_receive_time > self.frame_timeout) or \
           (len(self.receive_buffer) >= self.max_frame_length):
            self._commit_frame(len(self.receive_buffer))  # 提交全部数据
 
    def _check_modbus_frame(self):
        """Modbus RTU协议解析示例"""
        if len(self.receive_buffer) < 4:  # 最小合法帧长度为4字节
            return False
 
        # 步骤1：检查起始地址有效性（0x00-0xFF）
        start_address = self.receive_buffer[0]
        if start_address not in range(0x00, 0xFF + 1):
            return False
 
        # 步骤2：检查功能码有效性（0x01-0x06, 0x10等）
        function_code = self.receive_buffer[1]
        valid_func_codes = [0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x10]
        if function_code not in valid_func_codes:
            return False
 
        # 步骤3：根据功能码判断帧长度
        expected_length = {
            0x01: 6 + (self.receive_buffer[2] // 8) + 3,  # 读线圈状态
            0x03: 5 + 2 * self.receive_buffer[2],          # 读保持寄存器
            0x04: 5 + 2 * self.receive_buffer[2],          # 读输入寄存器
            0x05: 6,                                      # 写单个线圈
            0x06: 6,                                      # 写单个寄存器
            0x10: 7 + 2 * ((self.receive_buffer[4] * 2) - 1)  # 写多个寄存器
        }.get(function_code, 8)  # 默认按8字节判断
 
        # 步骤4：检查缓冲区长度是否足够
        if len(self.receive_buffer) < expected_length:
            return False
 
        # 步骤5：CRC校验验证
        crc_received = self.receive_buffer[-2:]  # 最后两个字节为CRC
        crc_calculated = self.calculate_crc16(self.receive_buffer[:-2])
        if crc_received == crc_calculated:
            self._commit_frame(expected_length)
            return True
 
        return False
 
    def _commit_frame(self, length):
        """提交完整帧"""
        # 提取数据并清空缓冲区
        packet = bytes(self.receive_buffer[:length])
        del self.receive_buffer[:length]
         
        # 更新计数器及显示
        self.rx_counter += len(packet)
        self.display_data(packet, 'recv')
        self.update_counters()
         
        # 触发自动应答
        self.auto_reply_handler.check_and_reply(packet)
 
    def calculate_crc16(self, data):
        """CRC16校验计算（与工控设备一致）"""
        crc = 0xFFFF
        for byte in data:
            crc ^= byte
            for _ in range(8):
                if crc & 0x0001:
                    crc >>= 1
                    crc ^= 0xA001
                else:
                    crc >>= 1
        return crc.to_bytes(2, 'little')
 
    def send_data(self):
        if not (self.serial_port and self.serial_port.is_open):  # 检查串口是否打开
            messagebox.showwarning("警告", "请先打开串口")
            return
 
        raw_text = self.send_text.get("1.0", tk.END).strip()  # 获取输入内容
        if not raw_text:  # 如果输入为空
            return
 
        try:
            if self.hex_send.get():  # 如果是HEX发送模式
                error_list = self.validate_hex(raw_text)  # 验证HEX格式
                if error_list:  # 如果有错误
                    self.show_hex_error(raw_text, error_list)  # 显示错误
                    return
 
                hex_str = raw_text.replace(' ', '')  # 去除空格
                if len(hex_str) % 2 != 0:  # 检查长度是否为偶数
                    messagebox.showerror("格式错误", "HEX长度必须为偶数")
                    return
 
                try:
                    data = binascii.unhexlify(hex_str)  # 转换为二进制数据
                except binascii.Error as e:  # 异常处理
                    messagebox.showerror("HEX解析错误", f"无效的HEX格式: {str(e)}")
                    return
            else:  # 如果是ASCII模式
                data = raw_text.encode('gbk')  # 编码为UTF-8
 
            data_with_checksum = self.add_checksum(data)  # 添加校验和
            self.serial_port.write(data_with_checksum)  # 发送数据
            self.tx_counter += len(data_with_checksum)  # 更新发送计数器
            self.update_counters()  # 更新计数器
            # 在发送成功后添加历史记录
            if self.hex_send.get():
                display_cmd = ' '.join(f'{b:02X}' for b in data)
            else:
                display_cmd = raw_text
            self.history_handler.add_history(display_cmd, self.hex_send.get())
             
            self.display_data(data_with_checksum, 'send')  # 显示发送数据
        except Exception as e:  # 异常处理
            error_msg = f"发送失败: {str(e)}"
            if isinstance(e, serial.SerialException):  # 如果是串口异常
                error_msg += "\n请检查串口连接状态"
            messagebox.showerror("发送错误", error_msg)
 
    def send_custom_command(self, command, hex_mode):
        if not self.serial_port or not self.serial_port.is_open:  # 检查串口是否打开
            messagebox.showwarning("警告", "请先打开串口")
            return
 
        if not command.strip():  # 如果指令为空
            messagebox.showwarning("提示", "指令内容不能为空")
            return
 
        try:
            if hex_mode:  # 如果是HEX模式
                clean_command = command.replace(' ', '')  # 去除空格
                error_list = self.validate_hex(clean_command)  # 验证HEX格式
                if error_list:  # 如果有错误
                    self.show_hex_error(command, error_list)  # 显示错误
                    return
 
                try:
                    data = binascii.unhexlify(clean_command)  # 转换为二进制数据
                except binascii.Error as e:  # 异常处理
                    messagebox.showerror("HEX解析错误",
                        f"无效的HEX数据: {str(e)}\n"
                        f"原始输入: {command[:50]}{'...' if len(command)>50 else ''}")
                    return
            else:  # 如果是ASCII模式
                data = command.encode('gbk')  # 编码为UTF-8
            data_with_checksum = self.add_checksum(data)  # 添加校验和
            self.serial_port.write(data_with_checksum)  # 发送数据
            self.tx_counter += len(data_with_checksum)  # 更新发送计数器
            self.update_counters()  # 更新计数器
            # 在发送成功后添加历史记录
            self.history_handler.add_history(command, hex_mode)
            # 显示发送数据
            self.display_data(data_with_checksum, 'send')
        except Exception as e:  # 异常处理
            error_type = "硬件错误" if isinstance(e, serial.SerialException) else "程序错误"
            error_msg = f"{error_type}: {str(e)}"
            if isinstance(e, serial.SerialException):  # 如果是串口异常
                error_msg += "\n可能原因：串口断开连接或设备无响应"
            messagebox.showerror("发送失败", error_msg)
 
    def _prepare_command_data(self, command, hex_mode):
        if hex_mode:  # 如果是HEX模式
            hex_str = command.replace(' ', '')  # 去除空格
            return binascii.unhexlify(hex_str)  # 转换为二进制数据
         
        return command.encode('utf-8')  # 编码为UTF-8
 
    def _execute_send(self, data):
        self.serial_port.write(data)  # 发送数据
        self.tx_counter += len(data)  # 更新发送计数器
        self.display_data(data, 'send')  # 显示发送数据
        self.update_counters()  # 更新计数器
 
    def display_data(self, data, direction):
        prefix = "收←◆ " if direction == 'recv' else "发→◇ "  # 前缀
        color = self.send_color if direction == 'send' else self.recv_color  # 颜色
 
        if self.hex_display.get():  # 如果是HEX显示模式
            display = ' '.join(f'{b:02X}' for b in data)  # 转换为HEX字符串
        else:  # 智能编码检测显示模式
            display = self.auto_decode(data)  # 修改这里
 
        if self.timestamp.get():  # 如果显示时间戳
            timestamp = datetime.now().strftime("%H:%M:%S.%f")[:-3]  # 获取时间戳
            full_text = f"[{timestamp}] {prefix}{display}"  # 构建完整文本
        else:  # 如果不显示时间戳
            full_text = f"{prefix}{display}"  # 构建完整文本
 
        self.text_display.config(state=tk.NORMAL)  # 设置文本框为可编辑状态
        self.text_display.insert(tk.END, full_text + '\n', (color,))  # 插入文本
        self.text_display.tag_config(color, foreground=color)  # 配置文本颜色
        self.text_display.see(tk.END)  # 滚动到末尾
        self.text_display.config(state=tk.DISABLED)  # 设置文本框为不可编辑状态
 
    def auto_decode(self, data):
        """尝试用多种编码自动解码数据"""
        encodings = ['utf-8', 'gb18030', 'big5', 'shift_jis', 'latin-1']  # 调整顺序，UTF-8优先
        for encoding in encodings:
            try:
                return data.decode(encoding, errors='strict')
            except UnicodeDecodeError:
                continue
         
        # 所有编码尝试失败后，使用替换策略
        try:
            return data.decode('utf-8', errors='replace')
        except:
            return str(data)
 
    def create_context_menu(self):
        """创建公共的右键上下文菜单"""
        self.context_menu = tk.Menu(self.master, tearoff=0)
        self.context_menu.add_command(label="复制", command=self.on_copy)
        self.context_menu.add_command(label="粘贴", command=self.on_paste)
        self.context_menu.add_command(label="剪切", command=self.on_cut)
 
        self.context_menu.add_separator()
        self.context_menu.add_command(label="全选", command=self.on_select_all)
 
    def show_context_menu(self, event):
        """显示右键菜单并根据控件类型调整状态"""
        widget = event.widget
         
        # 获取当前控件的状态
        is_text_widget = isinstance(widget, tk.Text)
        is_entry_widget = isinstance(widget, ttk.Entry)
        is_readonly = False
         
        if is_text_widget:
            is_readonly = widget.cget('state') == 'disabled'
        elif is_entry_widget:
            is_readonly = widget.cget('state') == 'disabled'
         
        # 更新菜单项状态
        self.context_menu.entryconfig("剪切",
            state="normal" if (not is_readonly) and (widget != self.text_display) else "disabled")
        self.context_menu.entryconfig("粘贴",
            state="normal" if not is_readonly else "disabled")
         
        try:
            self.context_menu.tk_popup(event.x_root, event.y_root)
        finally:
            self.context_menu.grab_release()
 
    def on_copy(self):
        """处理复制操作"""
        widget = self.master.focus_get()
        if isinstance(widget, tk.Text):
            try:
                widget.clipboard_clear()
                text = widget.get(tk.SEL_FIRST, tk.SEL_LAST)
                widget.clipboard_append(text)
            except tk.TclError:
                pass
        elif isinstance(widget, ttk.Entry):
            widget.event_generate("<<Copy>>")
 
    def on_paste(self):
        """处理粘贴操作"""
        widget = self.master.focus_get()
        if isinstance(widget, tk.Text):
            widget.insert(tk.INSERT, widget.clipboard_get())
        elif isinstance(widget, ttk.Entry):
            widget.event_generate("<<Paste>>")
 
    def on_cut(self):
        """处理剪切操作"""
        widget = self.master.focus_get()
        if isinstance(widget, tk.Text) and widget != self.text_display:
            try:
                widget.clipboard_clear()
                text = widget.get(tk.SEL_FIRST, tk.SEL_LAST)
                widget.clipboard_append(text)
                widget.delete(tk.SEL_FIRST, tk.SEL_LAST)
            except tk.TclError:
                pass
        elif isinstance(widget, ttk.Entry):
            widget.event_generate("<<Cut>>")
 
    def on_select_all(self):
        """处理全选操作"""
        widget = self.master.focus_get()
        if isinstance(widget, tk.Text):
            widget.tag_add(tk.SEL, "1.0", tk.END)
            widget.mark_set(tk.INSERT, "1.0")
            widget.see(tk.INSERT)
        elif isinstance(widget, ttk.Entry):
            widget.select_range(0, tk.END)
 
if __name__ == "__main__":
    root = tk.Tk()  # 创建主窗口
    app = SerialDebugger(root)  # 创建调试器实例
    root.mainloop()  # 进入主循环