import tkinter as tk from tkinter import ttk, messagebox import urllib.request import urllib.parse import json import threading class App065: """多言語翻訳ツール""" # MyMemory API (無料・登録不要) API_URL = "https://api.mymemory.translated.net/get" LANGUAGES = { "日本語": "ja", "英語": "en", "中国語(簡体)": "zh-CN", "韓国語": "ko", "フランス語": "fr", "ドイツ語": "de", "スペイン語": "es", "イタリア語": "it", "ポルトガル語": "pt", "ロシア語": "ru", "アラビア語": "ar", "ヒンディー語": "hi", } def __init__(self, root): self.root = root self.root.title("多言語翻訳ツール") self.root.geometry("900x841") self.root.minsize(900, 841) self.root.configure(bg="#1e1e1e") self._history = [] self._build_ui() def _build_ui(self): header = tk.Frame(self.root, bg="#252526", pady=6) header.pack(fill=tk.X) tk.Label(header, text="🌍 多言語翻訳ツール", font=("Noto Sans JP", 12, "bold"), bg="#252526", fg="#4fc3f7").pack(side=tk.LEFT, padx=12) tk.Label(header, text="※ MyMemory翻訳API使用", bg="#252526", fg="#555", font=("Arial", 8)).pack( side=tk.LEFT, padx=4) # 言語選択 lang_f = tk.Frame(self.root, bg="#2d2d2d", pady=6) lang_f.pack(fill=tk.X, padx=8, pady=4) lang_names = list(self.LANGUAGES.keys()) tk.Label(lang_f, text="翻訳元:", bg="#2d2d2d", fg="#ccc", font=("Arial", 9)).pack(side=tk.LEFT, padx=4) self.src_lang_var = tk.StringVar(value="日本語") ttk.Combobox(lang_f, textvariable=self.src_lang_var, values=lang_names, state="readonly", width=14).pack(side=tk.LEFT) ttk.Button(lang_f, text="⇄ 入れ替え", command=self._swap_langs).pack(side=tk.LEFT, padx=8) tk.Label(lang_f, text="翻訳先:", bg="#2d2d2d", fg="#ccc", font=("Arial", 9)).pack(side=tk.LEFT) self.dst_lang_var = tk.StringVar(value="英語") ttk.Combobox(lang_f, textvariable=self.dst_lang_var, values=lang_names, state="readonly", width=14).pack(side=tk.LEFT) ttk.Button(lang_f, text="▶ 翻訳", command=self._translate).pack(side=tk.LEFT, padx=12) # テキストエリア text_f = tk.Frame(self.root, bg="#1e1e1e") text_f.pack(fill=tk.BOTH, expand=True, padx=8, pady=4) # 入力 left = tk.Frame(text_f, bg="#1e1e1e") left.pack(side=tk.LEFT, fill=tk.BOTH, expand=True) tk.Label(left, text="入力テキスト", bg="#1e1e1e", fg="#888", font=("Arial", 9)).pack(anchor="w") self.input_text = tk.Text(left, bg="#0d1117", fg="#d4d4d4", font=("Noto Sans JP", 11), relief=tk.FLAT, wrap=tk.WORD, insertbackground="#fff", undo=True) self.input_text.pack(fill=tk.BOTH, expand=True) self.input_text.bind("", lambda e: self._translate()) self.char_lbl = tk.Label(left, text="0 文字", bg="#1e1e1e", fg="#555", font=("Arial", 8)) self.char_lbl.pack(anchor="e") self.input_text.bind("", self._update_char_count) ttk.Separator(text_f, orient=tk.VERTICAL).pack( side=tk.LEFT, fill=tk.Y, padx=4) # 出力 right = tk.Frame(text_f, bg="#1e1e1e") right.pack(side=tk.LEFT, fill=tk.BOTH, expand=True) tk.Label(right, text="翻訳結果", bg="#1e1e1e", fg="#888", font=("Arial", 9)).pack(anchor="w") self.output_text = tk.Text(right, bg="#0d1117", fg="#4fc3f7", font=("Noto Sans JP", 11), relief=tk.FLAT, wrap=tk.WORD, state=tk.DISABLED) self.output_text.pack(fill=tk.BOTH, expand=True) copy_f = tk.Frame(right, bg="#1e1e1e") copy_f.pack(fill=tk.X) ttk.Button(copy_f, text="📋 コピー", command=self._copy_result).pack(side=tk.RIGHT) # 履歴 hist_f = tk.LabelFrame(self.root, text="翻訳履歴", bg="#1e1e1e", fg="#888", font=("Arial", 9), padx=4, pady=4) hist_f.pack(fill=tk.X, padx=8, pady=(0, 4)) self.hist_tree = ttk.Treeview(hist_f, columns=("src_lang", "dst_lang", "src", "dst"), show="headings", height=4, selectmode="browse") self.hist_tree.heading("src_lang", text="元言語") self.hist_tree.heading("dst_lang", text="先言語") self.hist_tree.heading("src", text="元テキスト") self.hist_tree.heading("dst", text="翻訳テキスト") self.hist_tree.column("src_lang", width=70, anchor="center") self.hist_tree.column("dst_lang", width=70, anchor="center") self.hist_tree.column("src", width=300, anchor="w") self.hist_tree.column("dst", width=300, anchor="w") hsb = ttk.Scrollbar(hist_f, command=self.hist_tree.yview) self.hist_tree.configure(yscrollcommand=hsb.set) hsb.pack(side=tk.RIGHT, fill=tk.Y) self.hist_tree.pack(fill=tk.X) self.hist_tree.bind("", self._load_history) self.status_var = tk.StringVar(value="テキストを入力して翻訳してください (Ctrl+Enter)") tk.Label(self.root, textvariable=self.status_var, bg="#252526", fg="#858585", font=("Arial", 9), anchor="w", padx=8).pack(fill=tk.X, side=tk.BOTTOM) self.progress = ttk.Progressbar(self.root, mode="indeterminate") self.progress.pack(fill=tk.X, padx=8, side=tk.BOTTOM) def _swap_langs(self): src = self.src_lang_var.get() dst = self.dst_lang_var.get() self.src_lang_var.set(dst) self.dst_lang_var.set(src) # テキストも入れ替え src_txt = self.input_text.get("1.0", tk.END).strip() dst_txt = self.output_text.get("1.0", tk.END).strip() self.input_text.delete("1.0", tk.END) self.input_text.insert("1.0", dst_txt) self.output_text.configure(state=tk.NORMAL) self.output_text.delete("1.0", tk.END) self.output_text.insert("1.0", src_txt) self.output_text.configure(state=tk.DISABLED) def _translate(self): text = self.input_text.get("1.0", tk.END).strip() if not text: messagebox.showwarning("警告", "翻訳するテキストを入力してください") return src_code = self.LANGUAGES.get(self.src_lang_var.get(), "ja") dst_code = self.LANGUAGES.get(self.dst_lang_var.get(), "en") self.progress.start() self.status_var.set("翻訳中...") threading.Thread(target=self._do_translate, args=(text, src_code, dst_code), daemon=True).start() def _do_translate(self, text, src_code, dst_code): try: # 2000文字制限のため分割 chunks = [text[i:i+400] for i in range(0, len(text), 400)] results = [] for chunk in chunks: params = urllib.parse.urlencode({ "q": chunk, "langpair": f"{src_code}|{dst_code}", }) url = f"{self.API_URL}?{params}" req = urllib.request.Request( url, headers={"User-Agent": "Mozilla/5.0"}) with urllib.request.urlopen(req, timeout=10) as resp: data = json.loads(resp.read().decode("utf-8")) translated = data["responseData"]["translatedText"] results.append(translated) result = " ".join(results) self.root.after(0, self._show_result, result, text) except Exception as e: self.root.after(0, self._show_error, str(e)) def _show_result(self, result, src_text): self.progress.stop() self.output_text.configure(state=tk.NORMAL) self.output_text.delete("1.0", tk.END) self.output_text.insert("1.0", result) self.output_text.configure(state=tk.DISABLED) self.status_var.set("翻訳完了") # 履歴 src_lang = self.src_lang_var.get() dst_lang = self.dst_lang_var.get() self._history.insert(0, (src_lang, dst_lang, src_text, result)) self.hist_tree.insert("", 0, values=(src_lang, dst_lang, src_text[:50], result[:50])) def _show_error(self, msg): self.progress.stop() messagebox.showerror("エラー", f"翻訳に失敗しました:\n{msg}") self.status_var.set("エラーが発生しました") def _copy_result(self): text = self.output_text.get("1.0", tk.END).strip() if text: self.root.clipboard_clear() self.root.clipboard_append(text) self.status_var.set("クリップボードにコピーしました") def _update_char_count(self, event=None): n = len(self.input_text.get("1.0", tk.END).strip()) self.char_lbl.config(text=f"{n} 文字") def _load_history(self, event=None): sel = self.hist_tree.selection() if not sel: return idx = self.hist_tree.index(sel[0]) if idx >= len(self._history): return src_lang, dst_lang, src, dst = self._history[idx] self.src_lang_var.set(src_lang) self.dst_lang_var.set(dst_lang) self.input_text.delete("1.0", tk.END) self.input_text.insert("1.0", src) self.output_text.configure(state=tk.NORMAL) self.output_text.delete("1.0", tk.END) self.output_text.insert("1.0", dst) self.output_text.configure(state=tk.DISABLED) if __name__ == "__main__": root = tk.Tk() app = App065(root) root.mainloop()