import os import sys import json import qrcode from qrcode.constants import ERROR_CORRECT_L, ERROR_CORRECT_M, ERROR_CORRECT_Q, ERROR_CORRECT_H from PIL import Image, ImageTk, ImageDraw, ImageFont import tkinter as tk from tkinter import ttk, filedialog, messagebox, colorchooser import pyperclip # 扫描解码（可选） try: from pyzbar.pyzbar import decode as zbar_decode HAS_ZBAR = True except ImportError: HAS_ZBAR = False HISTORY_FILE = "qr_history.json" class QRCodeGenerator: def __init__(self, root): self.root = root self.root.title("二维码生成器 Pro") self.root.geometry("1080x680") self.root.resizable(False, False) self.current_qr_image = None self.logo_image = None self.dark_mode = False self.history = self._load_history() self._build_ui() self._bind_events() # 启动时先刷新一下历史列表 self._refresh_history_list() # ---------------- 历史记录 ---------------- def _load_history(self): if os.path.exists(HISTORY_FILE): try: with open(HISTORY_FILE, "r", encoding="utf-8") as f: return json.load(f) except Exception: return [] return [] def _save_history(self): try: with open(HISTORY_FILE, "w", encoding="utf-8") as f: json.dump(self.history[-50:], f, ensure_ascii=False, indent=2) except Exception: pass def _add_history(self, content): if not content: return if content in self.history: self.history.remove(content) self.history.append(content) self._save_history() self._refresh_history_list() def _refresh_history_list(self): self.history_list.delete(0, tk.END) for item in reversed(self.history): self.history_list.insert(tk.END, item) # ---------------- UI 构建 ---------------- def _build_ui(self): # 左侧：输入区 self.left_frame = ttk.LabelFrame(self.root, text="输入内容", padding=10) self.left_frame.place(x=10, y=10, width=420, height=660) ttk.Label(self.left_frame, text="文本 / 网址 / 数字：").pack(anchor="w") self.text_input = tk.Text(self.left_frame, width=48, height=5, wrap="word") self.text_input.pack(pady=5) # 模板按钮 tpl_frame = ttk.LabelFrame(self.left_frame, text="快捷模板", padding=5) tpl_frame.pack(fill="x", pady=(5, 0)) ttk.Button(tpl_frame, text="WiFi", width=8, command=self._tpl_wifi).pack(side="left", padx=2) ttk.Button(tpl_frame, text="名片", width=8, command=self._tpl_vcard).pack(side="left", padx=2) ttk.Button(tpl_frame, text="短信", width=8, command=self._tpl_sms).pack(side="left", padx=2) ttk.Button(tpl_frame, text="邮件", width=8, command=self._tpl_email).pack(side="left", padx=2) ttk.Label(self.left_frame, text="容错级别：").pack(anchor="w", pady=(10, 0)) self.error_level = ttk.Combobox(self.left_frame, values=["L (7%)", "M (15%)", "Q (25%)", "H (30%)"], state="readonly") self.error_level.current(1) self.error_level.pack(fill="x", pady=3) ttk.Label(self.left_frame, text="尺寸（像素）：").pack(anchor="w", pady=(10, 0)) self.size_scale = ttk.Scale(self.left_frame, from_=100, to=1000, orient="horizontal", command=self._on_size_change) self.size_scale.set(300) self.size_scale.pack(fill="x") self.size_label = ttk.Label(self.left_frame, text="300 x 300") self.size_label.pack(anchor="w") ttk.Label(self.left_frame, text="边距（模块数）：").pack(anchor="w", pady=(10, 0)) self.border_scale = ttk.Scale(self.left_frame, from_=0, to=10, orient="horizontal") self.border_scale.set(4) self.border_scale.pack(fill="x") # 颜色 color_frame = ttk.Frame(self.left_frame) color_frame.pack(fill="x", pady=(10, 0)) ttk.Label(color_frame, text="前景色：").pack(side="left") self.fg_color = "#000000" self.fg_btn = tk.Button(color_frame, bg=self.fg_color, width=4, command=self._choose_fg_color) self.fg_btn.pack(side="left", padx=5) ttk.Label(color_frame, text="背景色：").pack(side="left", padx=(15, 0)) self.bg_color = "#FFFFFF" self.bg_btn = tk.Button(color_frame, bg=self.bg_color, width=4, command=self._choose_bg_color) self.bg_btn.pack(side="left", padx=5) # Logo logo_frame = ttk.Frame(self.left_frame) logo_frame.pack(fill="x", pady=(10, 0)) ttk.Button(logo_frame, text="选择 Logo", command=self._choose_logo).pack(side="left") ttk.Button(logo_frame, text="清除 Logo", command=self._clear_logo).pack(side="left", padx=5) self.logo_label = ttk.Label(logo_frame, text="未选择") self.logo_label.pack(side="left", padx=5) # 水印 ttk.Label(self.left_frame, text="水印文字（可留空）：").pack(anchor="w", pady=(10, 0)) self.watermark_entry = ttk.Entry(self.left_frame) self.watermark_entry.pack(fill="x") # 按钮区 btn_frame = ttk.Frame(self.left_frame) btn_frame.pack(fill="x", pady=(15, 0)) ttk.Button(btn_frame, text="生成", command=self.generate_qr).pack(side="left") ttk.Button(btn_frame, text="保存", command=self.save_qr).pack(side="left", padx=5) ttk.Button(btn_frame, text="复制", command=self.copy_to_clipboard).pack(side="left", padx=5) ttk.Button(btn_frame, text="批量生成", command=self.batch_generate).pack(side="left", padx=5) ttk.Button(self.left_frame, text="扫描/解码图片", command=self.scan_qr).pack(fill="x", pady=(10, 0)) ttk.Button(self.left_frame, text="切换主题", command=self._toggle_theme).pack(fill="x", pady=(5, 0)) # 中间：预览区 self.mid_frame = ttk.LabelFrame(self.root, text="预览", padding=10) self.mid_frame.place(x=440, y=10, width=400, height=660) self.preview_label = ttk.Label(self.mid_frame, text="二维码将在这里显示", background="#f0f0f0", anchor="center") self.preview_label.pack(fill="both", expand=True) # 右侧：历史记录 self.right_frame = ttk.LabelFrame(self.root, text="历史记录", padding=10) self.right_frame.place(x=850, y=10, width=220, height=660) self.history_list = tk.Listbox(self.right_frame, width=28) self.history_list.pack(fill="both", expand=True) self.history_list.bind("<>", self._on_history_select) ttk.Button(self.right_frame, text="清空历史", command=self._clear_history).pack(fill="x", pady=(5, 0)) def _bind_events(self): self.text_input.bind("", lambda e: self.generate_qr()) # ---------------- 事件处理 ---------------- def _on_size_change(self, value): self.size_label.config(text=f"{int(float(value))} x {int(float(value))}") def _choose_fg_color(self): color = colorchooser.askcolor(color=self.fg_color, title="选择前景色")[1] if color: self.fg_color = color self.fg_btn.config(bg=color) self.generate_qr() def _choose_bg_color(self): color = colorchooser.askcolor(color=self.bg_color, title="选择背景色")[1] if color: self.bg_color = color self.bg_btn.config(bg=color) self.generate_qr() def _choose_logo(self): path = filedialog.askopenfilename(title="选择 Logo 图片", filetypes=[("图片", "*.png *.jpg *.jpeg *.bmp")]) if path: self.logo_image = Image.open(path).convert("RGBA") self.logo_label.config(text=os.path.basename(path)) self.generate_qr() def _clear_logo(self): self.logo_image = None self.logo_label.config(text="未选择") self.generate_qr() def _on_history_select(self, event): sel = self.history_list.curselection() if sel: content = self.history_list.get(sel[0]) self.text_input.delete("1.0", tk.END) self.text_input.insert("1.0", content) self.generate_qr() def _clear_history(self): if messagebox.askyesno("确认", "确定要清空历史记录吗？"): self.history = [] self._save_history() self._refresh_history_list() def _toggle_theme(self): self.dark_mode = not self.dark_mode if self.dark_mode: self.root.configure(bg="#2b2b2b") self.preview_label.configure(background="#3c3c3c", foreground="#ffffff") else: self.root.configure(bg="#f0f0f0") self.preview_label.configure(background="#f0f0f0", foreground="#000000") # ---------------- 快捷模板 ---------------- def _tpl_wifi(self): self.text_input.delete("1.0", tk.END) self.text_input.insert("1.0", "WIFI:T:WPA;S:网络名;P:密码;;") def _tpl_vcard(self): self.text_input.delete("1.0", tk.END) self.text_input.insert("1.0", "BEGIN:VCARD\nVERSION:3.0\nN:姓;名\nFN:全名\nTEL:13800138000\nEMAIL:mail@example.com\nEND:VCARD") def _tpl_sms(self): self.text_input.delete("1.0", tk.END) self.text_input.insert("1.0", "SMSTO:13800138000:你好") def _tpl_email(self): self.text_input.delete("1.0", tk.END) self.text_input.insert("1.0", "mailto:mail@example.com?subject=主题&body=正文") # ---------------- 核心生成 ---------------- def _get_error_level(self): mapping = {"L (7%)": ERROR_CORRECT_L, "M (15%)": ERROR_CORRECT_M, "Q (25%)": ERROR_CORRECT_Q, "H (30%)": ERROR_CORRECT_H} return mapping.get(self.error_level.get(), ERROR_CORRECT_M) def generate_qr(self): content = self.text_input.get("1.0", "end-1c") if not content.strip(): self.preview_label.config(image="", text="请输入内容") self.current_qr_image = None return try: qr = qrcode.QRCode(error_correction=self._get_error_level(), box_size=10, border=int(self.border_scale.get())) qr.add_data(content) qr.make(fit=True) img = qr.make_image(fill_color=self.fg_color, back_color=self.bg_color).convert("RGB") if self.logo_image: img = self._embed_logo(img) target_size = int(self.size_scale.get()) img = img.resize((target_size, target_size), Image.LANCZOS) # 水印 watermark = self.watermark_entry.get().strip() if watermark: img = self._add_watermark(img, watermark) self.current_qr_image = img preview = img.copy() preview.thumbnail((380, 560)) self.tk_preview = ImageTk.PhotoImage(preview) self.preview_label.config(image=self.tk_preview, text="") self._add_history(content) except Exception as e: self.preview_label.config(image="", text=f"生成失败：{e}") self.current_qr_image = None def _embed_logo(self, qr_img): qr_w, qr_h = qr_img.size logo_size = int(min(qr_w, qr_h) * 0.22) logo = self.logo_image.copy() logo.thumbnail((logo_size, logo_size), Image.LANCZOS) bg_size = logo_size + 16 logo_bg = Image.new("RGBA", (bg_size, bg_size), (255, 255, 255, 255)) pos = ((qr_w - logo.width) // 2, (qr_h - logo.height) // 2) bg_pos = ((qr_w - bg_size) // 2, (qr_h - bg_size) // 2) qr_img.paste(logo_bg, bg_pos, logo_bg) qr_img.paste(logo, pos, logo) return qr_img def _add_watermark(self, img, text): # 在下方增加一块区域显示水印 w, h = img.size bar_height = max(30, h // 15) new_img = Image.new("RGB", (w, h + bar_height), self.bg_color) new_img.paste(img, (0, 0)) draw = ImageDraw.Draw(new_img) try: font = ImageFont.truetype("msyh.ttc", bar_height // 2) except Exception: font = ImageFont.load_default() bbox = draw.textbbox((0, 0), text, font=font) tw, th = bbox[2] - bbox[0], bbox[3] - bbox[1] draw.text(((w - tw) // 2, h + (bar_height - th) // 2), text, fill=self.fg_color, font=font) return new_img # ---------------- 保存与复制 ---------------- def save_qr(self): if not self.current_qr_image: messagebox.showwarning("提示", "还没有生成二维码") return path = filedialog.asksaveasfilename( defaultextension=".png", filetypes=[("PNG", "*.png"), ("JPG", "*.jpg"), ("BMP", "*.bmp")], title="保存二维码") if path: try: self.current_qr_image.save(path) messagebox.showinfo("成功", f"已保存到：\n{path}") except Exception as e: messagebox.showerror("错误", f"保存失败：{e}") def copy_to_clipboard(self): if not self.current_qr_image: messagebox.showwarning("提示", "还没有生成二维码") return try: output = os.path.join(os.environ["TEMP"], "temp_qr.png") self.current_qr_image.save(output) pyperclip.copy(output) messagebox.showinfo("提示", f"二维码路径已复制：\n{output}") except Exception as e: messagebox.showerror("错误", f"复制失败：{e}") # ---------------- 批量生成 ---------------- def batch_generate(self): path = filedialog.askopenfilename(title="选择文本文件（每行一条内容）", filetypes=[("文本文件", "*.txt")]) if not path: return out_dir = filedialog.askdirectory(title="选择输出目录") if not out_dir: return try: with open(path, "r", encoding="utf-8") as f: lines = [line.strip() for line in f if line.strip()] for i, content in enumerate(lines, 1): qr = qrcode.QRCode(error_correction=self._get_error_level(), box_size=10, border=int(self.border_scale.get())) qr.add_data(content) qr.make(fit=True) img = qr.make_image(fill_color=self.fg_color, back_color=self.bg_color).convert("RGB") img = img.resize((int(self.size_scale.get()), int(self.size_scale.get())), Image.LANCZOS) img.save(os.path.join(out_dir, f"qr_{i:04d}.png")) messagebox.showinfo("成功", f"已批量生成 {len(lines)} 张二维码。") except Exception as e: messagebox.showerror("错误", f"批量生成失败：{e}") # ---------------- 扫描解码 ---------------- def scan_qr(self): if not HAS_ZBAR: messagebox.showerror("缺少库", "未安装 pyzbar，无法扫描解码。\n请执行：pip install pyzbar") return path = filedialog.askopenfilename(title="选择二维码图片", filetypes=[("图片", "*.png *.jpg *.jpeg *.bmp")]) if not path: return try: img = Image.open(path) results = zbar_decode(img) if not results: messagebox.showinfo("结果", "未识别到二维码。") return content = results[0].data.decode("utf-8", errors="replace") self.text_input.delete("1.0", tk.END) self.text_input.insert("1.0", content) self.generate_qr() messagebox.showinfo("识别成功", f"内容：\n{content}") except Exception as e: messagebox.showerror("错误", f"扫描失败：{e}") if __name__ == "__main__": root = tk.Tk() app = QRCodeGenerator(root) root.mainloop()