文件十六进制查看与分析工具：Hex/ASCII双栏对照显示、字节搜索定位、数据段统计、一键导出分析报告

🖥️ 运行效果

🚀 实例简介

一款基于Python tkinter开发的桌面十六进制查看器，支持打开任意二进制文件，以Hex/ASCII双栏对照方式显示文件内容。提供字节搜索定位、数据统计分析（字节分布/信息熵/文件类型识别）、导出分析报告等功能。适用于协议分析、文件格式调试、二进制数据检查等场景。

💻 核心代码

#!/usr/bin/env python3
"""文件十六进制查看与分析工具 - 51python.com"""
import tkinter as tk
from tkinter import filedialog, messagebox, scrolledtext
import os, platform, math
from collections import Counter
CF="WenQuanYi Zen Hei" if platform.system()=="Linux" else "Microsoft YaHei"
class App:
    def __init__(s,r):
        s.r=r;r.title("十六进制查看器");r.geometry("900x620");s.d=None;s.p=None
        tk.Label(r,text="🔍 十六进制查看分析",font=(CF,13,"bold"),bg="#2c3e50",fg="white",pady=8).pack(fill=tk.X)
        bf=tk.Frame(r,bg="#ecf0f1");bf.pack(fill=tk.X,padx=5,pady=3)
        for t,c,b in[("📂打开",s.open,"#3498db"),("🔎搜索",s.search,"#e67e22"),("📊统计",s.stats,"#27ae60"),("📋导出",s.export,"#9b59b6")]:
            tk.Button(bf,text=t,font=(CF,10),bg=b,fg="white",relief=tk.FLAT,padx=8,command=c).pack(side=tk.LEFT,padx=3,pady=3)
        s.info=tk.Label(r,text="请打开文件",font=(CF,9),bg="#ecf0f1",anchor=tk.W);s.info.pack(fill=tk.X)
        mf=tk.Frame(r);mf.pack(fill=tk.BOTH,expand=True,padx=5,pady=3)
        s.ht=scrolledtext.ScrolledText(mf,font=("Courier",9),bg="#1e1e1e",fg="#00ff00",state=tk.DISABLED,width=62);s.ht.pack(side=tk.LEFT,fill=tk.BOTH,expand=True)
        s.at=scrolledtext.ScrolledText(mf,font=("Courier",9),bg="#1e1e1e",fg="#f1c40f",state=tk.DISABLED,width=20);s.at.pack(side=tk.LEFT,fill=tk.BOTH,expand=True)
    def open(s):
        p=filedialog.askopenfilename(filetypes=[("所有","*.*")])
        if p:
            with open(p,'rb') as f:s.d=f.read()
            s.p=p;s.render();s.info.config(text=f"📁 {os.path.basename(p)} | {len(s.d):,}字节")
    def render(s):
        hl,al=[],[]
        for o in range(0,min(len(s.d),65536),16):
            c=s.d[o:o+16];hl.append(f"{o:08X}  {' '.join(f'{b:02X}' for b in c[:8])}  {' '.join(f'{b:02X}' for b in c[8:])}")
            al.append("".join(chr(b) if 32<=b<127 else"." for b in c))
        for w,l in[(s.ht,hl),(s.at,al)]:w.config(state=tk.NORMAL);w.delete("1.0",tk.END);w.insert("1.0","\n".join(l));w.config(state=tk.DISABLED)
    def search(s):
        if not s.d:messagebox.showwarning("","先打开文件");return
        d=tk.Toplevel(s.r);d.title("搜索");d.geometry("350x110")
        tk.Label(d,text="Hex(4F4B)或文本:",font=(CF,10)).pack(pady=5)
        e=tk.Entry(d,font=("Courier",11),width=35);e.pack(pady=2);e.focus()
        r=tk.Label(d,text="",font=(CF,9));r.pack(pady=2)
        def do():
            q=e.get().strip()
            try:h=q.replace(" ","");sb=bytes.fromhex(h) if all(c in"0123456789ABCDEFabcdef" for c in h) and len(h)%2==0 else q.encode()
            except:sb=q.encode()
            pos=s.d.find(sb);r.config(text=f"✅ 0x{pos:08X}" if pos>=0 else"❌",fg="#27ae60" if pos>=0 else"#e74c3c")
            if pos>=0:s.ht.see(f"{pos//16+1}.0")
        tk.Button(d,text="搜索",command=do,bg="#3498db",fg="white",relief=tk.FLAT).pack(pady=3)
    def stats(s):
        if not s.d:messagebox.showwarning("","先打开文件");return
        t=len(s.d);c=Counter(s.d);pr=sum(n for b,n in c.items() if 32<=b<127)
        en=-sum((n/t)*math.log2(n/t) for n in c.values() if n>0);tp=s.ftype()
        rpt=f"📊 {os.path.basename(s.p)}|{t:,}字节|{tp}\n头:{' '.join(f'{b:02X}' for b in s.d[:8])}\n可打印:{pr:,}({pr/t*100:.0f}%) NULL:{c.get(0,0):,} 种类:{len(c)}\nTOP5:{', '.join(f'0x{b:02X}({n})' for b,n in c.most_common(5))}\n熵:{en:.4f}"
        w=tk.Toplevel(s.r);w.title("统计");w.geometry("420x200")
        tx=scrolledtext.ScrolledText(w,font=(CF,10),wrap=tk.WORD);tx.pack(fill=tk.BOTH,expand=True,padx=8,pady=8)
        tx.insert("1.0",rpt);tx.config(state=tk.DISABLED)
    def export(s):
        if not s.d:messagebox.showwarning("","先打开文件");return
        p=filedialog.asksaveasfilename(defaultextension=".txt",initialfile=f"{os.path.basename(s.p)}_report.txt")
        if not p:return
        ls=[f"{o:08X}  {' '.join(f'{b:02X}' for b in s.d[o:o+16]):<48}  |{''.join(chr(b) if 32<=b<127 else '.' for b in s.d[o:o+16])}|" for o in range(0,min(len(s.d),1024),16)]
        with open(p,'w',encoding='utf-8') as f:f.write(f"Hex报告(51python.com)\n{os.path.basename(s.p)}|{len(s.d)}字节|{s.ftype()}\n\n"+"\n".join(ls))
        messagebox.showinfo("成功",f"已保存:{p}")
    def ftype(s):
        if not s.d:return"未知"
        for n,m in[('PNG',b'\x89PNG'),('JPEG',b'\xff\xd8\xff'),('PDF',b'%PDF'),('ZIP',b'PK'),('ELF',b'\x7fELF'),('PE',b'MZ')]:
            if s.d[:len(m)]==m:return n
        try:s.d[:512].decode('utf-8');return"文本"
        except:return"二进制"
if __name__=="__main__":App(tk.Tk());tk.mainloop()

💡 适用场景

• 协议分析：查看网络数据包二进制内容
• 文件格式调试：检查文件头Magic Bytes
• 二进制数据检查：分析未知文件格式
• 安全分析：检查可执行文件结构
• 教学演示：理解计算机数据存储原理