UI refactoring

linux.py

@@ -24,13 +24,13 @@ from utils.tray_common import (
 from ui.ctk_tray_ui import (
     install_tray_config_buttons, install_tray_config_form,
     populate_first_run_window, tray_settings_scroll_and_footer,
-    validate_config_form,
 )
 from ui.ctk_theme import (
     CONFIG_DIALOG_FRAME_PAD, CONFIG_DIALOG_SIZE, FIRST_RUN_SIZE,
     create_ctk_toplevel, ctk_theme_for_platform, main_content_frame,
 )
-from ui.i18n import set_language, t
+from ui.i18n import t
+from ui.settings_dialog import SettingsDialog
 
 _tray_icon: Optional[object] = None
 _config: dict = {}
@@ -158,68 +158,24 @@ def _edit_config_dialog() -> None:
             if _tray_icon is not None:
                 _tray_icon.menu = _build_menu()
 
-        _original_language = _config.get("language", DEFAULT_CONFIG["language"])
-
         widgets = install_tray_config_form(
             ctk, scroll, theme, cfg, DEFAULT_CONFIG,
             show_autostart=False,
-            on_language_change=_refresh_tray_menu,
         )
 
-        _original_appearance = ctk.get_appearance_mode()
-
-        def _restore_ui_locale() -> None:
-            set_language(_original_language)
-            _refresh_tray_menu()
-
         def _finish() -> None:
             root.destroy()
             done.set()
 
-        def _cancel() -> None:
+        dialog = SettingsDialog(
-            ctk.set_appearance_mode(_original_appearance)
+            ctk=ctk, root=root, widgets=widgets, config=_config,
-            _restore_ui_locale()
+            defaults=DEFAULT_CONFIG, persist=save_config,
-            _finish()
+            refresh_menu=_refresh_tray_menu, finish=_finish,
-
+            restart=lambda config: restart_proxy(config, _show_error),
-        def on_save() -> None:
-            from tkinter import messagebox
-            merged = validate_config_form(widgets, DEFAULT_CONFIG, include_autostart=False)
-            if isinstance(merged, str):
-                messagebox.showerror(t("app.error_title"), merged, parent=root)
-                return
-
-            merged["force_test_dc"] = _config.get("force_test_dc", DEFAULT_CONFIG["force_test_dc"])
-
-            _ui_only_keys = {"appearance", "check_updates", "language"}
-            config_changed = any(merged.get(k) != _config.get(k) for k in merged)
-            proxy_changed = any(merged.get(k) != _config.get(k) for k in merged if k not in _ui_only_keys)
-
-            if not config_changed:
-                _restore_ui_locale()
-                _finish()
-                return
-
-            save_config(merged)
-            _config.update(merged)
-            set_language(merged.get("language", DEFAULT_CONFIG["language"]))
-            log.info("Config saved: %s", merged)
-            _tray_icon.menu = _build_menu()
-
-            if not proxy_changed:
-                _finish()
-                return
-
-            do_restart = messagebox.askyesno(
-                t("dialog.restart_title"),
-                t("dialog.restart_body"),
-                parent=root,
         )
-            _finish()
-            if do_restart:
-                threading.Thread(target=lambda: restart_proxy(_config, _show_error), daemon=True).start()
 
-        root.protocol("WM_DELETE_WINDOW", _cancel)
+        root.protocol("WM_DELETE_WINDOW", dialog.cancel)
-        install_tray_config_buttons(ctk, footer, theme, on_save=on_save, on_cancel=_cancel)
+        install_tray_config_buttons(ctk, footer, theme, on_save=dialog.save, on_cancel=dialog.cancel)
 
     ctk_run_dialog(_build)
 

macos.py

@@ -87,9 +87,9 @@ from ui.ctk_tray_ui import (
     install_tray_config_form,
     populate_first_run_window,
     tray_settings_scroll_and_footer,
-    validate_config_form,
 )
-from ui.i18n import set_language, t
+from ui.i18n import t
+from ui.settings_dialog import SettingsDialog
 from utils.tray_common import (
     APP_DIR,
     APP_NAME,
@@ -362,7 +362,6 @@ def _edit_config_dialog() -> None:
         pady=frame_pad_y,
     )
     scroll, footer = tray_settings_scroll_and_footer(ctk, frame, theme)
-    original_language = _config.get("language", DEFAULT_CONFIG["language"])
     log.info("Building settings form")
     widgets = install_tray_config_form(
         ctk,
@@ -371,14 +370,8 @@ def _edit_config_dialog() -> None:
         cfg,
         DEFAULT_CONFIG,
         show_autostart=False,
-        on_language_change=_refresh_tray_menu,
     )
     log.info("Settings form built")
-    original_appearance = ctk.get_appearance_mode()
-
-    def restore_ui_locale() -> None:
-        set_language(original_language)
-        _refresh_tray_menu()
 
     def finish() -> None:
         global _settings_window
@@ -386,70 +379,20 @@ def _edit_config_dialog() -> None:
         _settings_window = None
         _hide_ctk_root()
 
-    def cancel() -> None:
+    dialog = SettingsDialog(
-        ctk.set_appearance_mode(original_appearance)
+        ctk=ctk, root=root, widgets=widgets, config=_config,
-        restore_ui_locale()
+        defaults=DEFAULT_CONFIG, persist=save_config,
-        finish()
+        refresh_menu=_refresh_tray_menu, finish=finish,
-
+        restart=lambda config: restart_proxy(config, _show_error),
-    def save() -> None:
-        from tkinter import messagebox
-
-        merged = validate_config_form(
-            widgets,
-            DEFAULT_CONFIG,
-            include_autostart=False,
-        )
-        if isinstance(merged, str):
-            messagebox.showerror(t("app.error_title"), merged, parent=root)
-            return
-
-        merged["force_test_dc"] = _config.get(
-            "force_test_dc",
-            DEFAULT_CONFIG["force_test_dc"],
-        )
-        ui_only_keys = {"appearance", "check_updates", "language"}
-        config_changed = any(merged.get(key) != _config.get(key) for key in merged)
-        proxy_changed = any(
-            merged.get(key) != _config.get(key)
-            for key in merged
-            if key not in ui_only_keys
     )
 
-        if not config_changed:
+    root.protocol("WM_DELETE_WINDOW", dialog.cancel)
-            restore_ui_locale()
-            finish()
-            return
-
-        save_config(merged)
-        _config.update(merged)
-        set_language(merged.get("language", DEFAULT_CONFIG["language"]))
-        log.info("Config saved: %s", merged)
-        _refresh_tray_menu()
-
-        if not proxy_changed:
-            finish()
-            return
-
-        do_restart = messagebox.askyesno(
-            t("dialog.restart_title"),
-            t("dialog.restart_body"),
-            parent=root,
-        )
-        finish()
-        if do_restart:
-            threading.Thread(
-                target=lambda: restart_proxy(_config, _show_error),
-                daemon=True,
-                name="proxy-restart",
-            ).start()
-
-    root.protocol("WM_DELETE_WINDOW", cancel)
     install_tray_config_buttons(
         ctk,
         footer,
         theme,
-        on_save=save,
+        on_save=dialog.save,
-        on_cancel=cancel,
+        on_cancel=dialog.cancel,
     )
     _activate_app()
     log.info("Settings window ready")

ui/background_task.py

@@ -0,0 +1,56 @@
+from __future__ import annotations
+
+import logging
+import queue
+import threading
+
+log = logging.getLogger("tg-ws-tray")
+
+
+class BackgroundTask:
+    def __init__(self, owner):
+        self.owner = owner
+        self.running = False
+        self.closed = False
+        self.pending = None
+        owner.bind("<Destroy>", self._on_destroy, add="+")
+
+    def _on_destroy(self, event):
+        if event.widget is self.owner:
+            self.closed = True
+            if self.pending is not None:
+                self.owner.after_cancel(self.pending)
+                self.pending = None
+
+    def start(self, work, complete, finish):
+        if self.running or self.closed:
+            return
+        self.running = True
+        results = queue.Queue()
+
+        def run():
+            try:
+                results.put((True, work()))
+            except Exception:
+                log.exception("Connectivity test failed")
+                results.put((False, None))
+
+        def poll():
+            self.pending = None
+            if self.closed:
+                return
+            try:
+                success, result = results.get_nowait()
+            except queue.Empty:
+                self.pending = self.owner.after(50, poll)
+                return
+            self.running = False
+            try:
+                if success:
+                    complete(result)
+            finally:
+                if not self.closed:
+                    finish()
+
+        threading.Thread(target=run, daemon=True, name="connectivity-test").start()
+        self.pending = self.owner.after(50, poll)

ui/connectivity.py

@@ -0,0 +1,178 @@
+from __future__ import annotations
+
+import base64
+import os
+import socket as _socket
+from contextlib import nullcontext
+from tkinter import messagebox
+from typing import Any
+
+from proxy.utils import create_ssl_context
+from ui.i18n import t
+
+_CFPROXY_TEST_DCS = [1, 2, 3, 4, 5, 203]
+_CFWORKER_TEST_DST = {
+    1: '149.154.175.50',
+    2: '149.154.167.51',
+    3: '149.154.175.100',
+    4: '149.154.167.91',
+    5: '149.154.171.5',
+    203: '91.105.192.100',
+}
+
+
+def _run_connectivity_test(cases: list, *, secure: bool = True) -> dict:
+    ctx = create_ssl_context() if secure else None
+    port = 443 if secure else 80
+    results = {}
+    for dc, connect_host, sni_host, req_host, path in cases:
+        try:
+            with _socket.create_connection((connect_host, port), timeout=5) as raw:
+                connection = (ctx.wrap_socket(raw, server_hostname=sni_host)
+                              if secure else nullcontext(raw))
+                with connection as ssock:
+                    ws_key = base64.b64encode(os.urandom(16)).decode()
+                    req = (
+                        f"GET {path} HTTP/1.1\r\n"
+                        f"Host: {req_host}\r\n"
+                        f"Upgrade: websocket\r\n"
+                        f"Connection: Upgrade\r\n"
+                        f"Sec-WebSocket-Key: {ws_key}\r\n"
+                        f"Sec-WebSocket-Version: 13\r\n"
+                        f"Sec-WebSocket-Protocol: binary\r\n"
+                        f"\r\n"
+                    ).encode()
+                    ssock.sendall(req)
+                    ssock.settimeout(5)
+                    buf = b""
+                    while b"\r\n\r\n" not in buf:
+                        chunk = ssock.recv(512)
+                        if not chunk:
+                            break
+                        buf += chunk
+                    first = buf.decode("utf-8", errors="replace").split("\r\n")[0]
+                    if "101" in first:
+                        results[dc] = True
+                    else:
+                        results[dc] = first or t("connectivity.no_response")
+                    ssock.close()
+                raw.close()
+        except _socket.timeout:
+            results[dc] = t("connectivity.timeout")
+        except OSError as exc:
+            msg = str(exc)
+            results[dc] = msg[:60] if len(msg) > 60 else msg
+    return results
+
+
+def _run_cfproxy_connectivity_test(domain: str, *, secure: bool = True) -> dict:
+    cases = []
+    for dc in _CFPROXY_TEST_DCS:
+        host = f"kws{dc}.{domain}"
+        cases.append((dc, host, host, host, "/apiws"))
+    return _run_connectivity_test(cases, secure=secure)
+
+
+def _run_cfworker_connectivity_test(domain: str, *, secure: bool = True) -> dict:
+    cases = []
+    for dc in _CFPROXY_TEST_DCS:
+        dst = _CFWORKER_TEST_DST[dc]
+        path = f"/apiws?dst={dst}&dc={dc}&media=0"
+        cases.append((dc, domain, domain, domain, path))
+    return _run_connectivity_test(cases, secure=secure)
+
+
+def run_cfproxy_multi_test(domains: list, *, secure: bool = True) -> dict:
+    return {domain: _run_cfproxy_connectivity_test(domain, secure=secure) for domain in domains}
+
+
+def run_cfworker_multi_test(domains: list, *, secure: bool = True) -> dict:
+    return {domain: _run_cfworker_connectivity_test(domain, secure=secure) for domain in domains}
+
+
+def run_cfproxy_auto_test(domains: list, *, secure: bool = True) -> tuple:
+    merged: dict = {}
+    best_domain = None
+    for domain in reversed(domains):
+        res = _run_cfproxy_connectivity_test(domain, secure=secure)
+        if all(v is True for v in res.values()):
+            return domain, res
+        for dc, v in res.items():
+            if v is True:
+                merged[dc] = True
+                best_domain = domain
+            elif dc not in merged:
+                merged[dc] = v
+    return best_domain, merged
+
+
+def show_connectivity_results(title_base: str, results: dict,
+                               domain: str = '', label_prefix: str = 'DC',
+                               auto_mode: bool = False,
+                               unavailable_message: str = '', *, parent: Any) -> None:
+    ok = [dc for dc, v in results.items() if v is True]
+    total = len(_CFPROXY_TEST_DCS)
+    if auto_mode:
+        if domain:
+            title = t("connectivity.available", title=title_base)
+            msg = t("connectivity.auto_ok", title=title_base, ok=len(ok), total=total)
+        else:
+            title = t("connectivity.unavailable", title=title_base)
+            msg = unavailable_message
+    else:
+        fail = [(dc, v) for dc, v in results.items() if v is not True]
+        if len(ok) == total:
+            title = t("connectivity.all_ok", title=title_base)
+            msg = t("connectivity.all_ok_domain", total=total, domain=domain)
+        elif not ok:
+            title = t("connectivity.unavailable", title=title_base)
+            errors = "\n".join(
+                t("connectivity.error_line", prefix=label_prefix, dc=dc, error=v)
+                for dc, v in fail
+            )
+            msg = t("connectivity.none_ok", domain=domain, errors=errors)
+        else:
+            title = t("connectivity.partial", title=title_base)
+            ok_list = ", ".join(f"{label_prefix}{dc}" for dc in ok)
+            fail_list = "\n".join(
+                t("connectivity.error_line", prefix=label_prefix, dc=dc, error=v)
+                for dc, v in fail
+            )
+            msg = t("connectivity.partial_detail", domain=domain, ok_list=ok_list, fail_list=fail_list)
+
+    messagebox.showinfo(title, msg, parent=parent)
+
+
+def show_multi_connectivity_results(title_base: str, per_domain: dict,
+                                     label_prefix: str = 'DC', *, parent: Any) -> None:
+    total = len(_CFPROXY_TEST_DCS)
+    all_ok = True
+    any_ok = False
+    blocks = []
+    for domain, results in per_domain.items():
+        ok = [dc for dc, v in results.items() if v is True]
+        fail = [(dc, v) for dc, v in results.items() if v is not True]
+        if len(ok) == total:
+            any_ok = True
+            blocks.append(t("connectivity.multi_all_ok", domain=domain, total=total))
+        elif not ok:
+            all_ok = False
+            blocks.append(t("connectivity.multi_fail", domain=domain))
+        else:
+            all_ok = False
+            any_ok = True
+            ok_list = ", ".join(f"{label_prefix}{dc}" for dc in ok)
+            fail_list = ", ".join(f"{label_prefix}{dc}" for dc, _ in fail)
+            blocks.append(
+                t("connectivity.multi_partial", domain=domain, ok_list=ok_list, fail_list=fail_list)
+            )
+
+    if all_ok:
+        title = t("connectivity.all_ok", title=title_base)
+    elif any_ok:
+        title = t("connectivity.partial", title=title_base)
+    else:
+        title = t("connectivity.unavailable", title=title_base)
+    msg = "\n\n".join(blocks)
+
+    messagebox.showinfo(title, msg, parent=parent)

ui/ctk_controls.py

@@ -0,0 +1,90 @@
+from __future__ import annotations
+
+from typing import Any
+
+from ui.ctk_theme import CtkTheme
+from ui.ctk_tooltip import attach_tooltip_to_widgets
+
+
+def create_entry(ctk, parent, theme, *, var=None, width=0, height=36, radius=10, **kw):
+    opts = {
+        "font": (theme.ui_font_family, 13), "corner_radius": radius,
+        "fg_color": theme.bg, "border_color": theme.field_border,
+        "border_width": 1, "text_color": theme.text_primary,
+    }
+    if var is not None:
+        opts["textvariable"] = var
+    if width:
+        opts["width"] = width
+    opts["height"] = height
+    opts.update(kw)
+    return ctk.CTkEntry(parent, **opts)
+
+
+def create_checkbox(ctk, parent, theme, text, variable):
+    return ctk.CTkCheckBox(
+        parent, text=text, variable=variable,
+        font=(theme.ui_font_family, 13), text_color=theme.text_primary,
+        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+        corner_radius=6, border_width=2, border_color=theme.field_border,
+    )
+
+
+def create_label(ctk, parent, theme, text, *, size=12, bold=False, secondary=True, **kw):
+    weight = "bold" if bold else "normal"
+    return ctk.CTkLabel(
+        parent, text=text,
+        font=(theme.ui_font_family, size, weight),
+        text_color=theme.text_secondary if secondary else theme.text_primary,
+        anchor="w", **kw,
+    )
+
+
+def create_labeled_entry(ctk, parent, theme, label_text, value, *, tip="", width=0, pack_fill=False):
+    col = ctk.CTkFrame(parent, fg_color="transparent")
+    lbl = create_label(ctk, col, theme, label_text)
+    lbl.pack(anchor="w", pady=(0, 2))
+    var = ctk.StringVar(master=parent, value=str(value))
+    ent = create_entry(ctk, col, theme, var=var, width=width)
+    if pack_fill:
+        ent.pack(fill="x")
+    else:
+        ent.pack(anchor="w")
+    if tip:
+        attach_tooltip_to_widgets([lbl, ent, col], tip)
+    return col, var
+
+
+def create_config_section(
+    ctk: Any,
+    parent: Any,
+    theme: CtkTheme,
+    title: str,
+    *,
+    bottom_spacer: int = 6,
+) -> Any:
+    wrap = ctk.CTkFrame(parent, fg_color="transparent")
+    wrap.pack(fill="x", pady=(0, bottom_spacer))
+    create_label(ctk, wrap, theme, title, secondary=False, bold=True).pack(anchor="w", pady=(0, 2))
+    card = ctk.CTkFrame(
+        wrap, fg_color=theme.field_bg, corner_radius=10,
+        border_width=1, border_color=theme.field_border,
+    )
+    card.pack(fill="x")
+    inner = ctk.CTkFrame(card, fg_color="transparent")
+    inner.pack(fill="x", padx=10, pady=8)
+    return inner
+
+
+def create_combobox(ctk, parent, theme, *, variable, values, command=None):
+    return ctk.CTkComboBox(
+        parent, values=values, variable=variable, command=command,
+        height=32, font=(theme.ui_font_family, 12),
+        text_color=theme.text_primary, fg_color=theme.bg,
+        border_color=theme.field_border, button_color=theme.field_border,
+        button_hover_color=theme.text_secondary,
+        dropdown_fg_color=theme.field_bg,
+        dropdown_text_color=theme.text_primary,
+        dropdown_hover_color=theme.field_border,
+        corner_radius=8, state="readonly",
+    )

ui/ctk_tray_ui.py

@@ -1,305 +1,17 @@
 from __future__ import annotations
 
-import logging
+from typing import Any, Callable, Tuple
-import os
-import webbrowser
-from dataclasses import dataclass
-from typing import Any, Callable, Dict, List, Optional, Tuple, Union
 
-from proxy import __version__, get_link_host, parse_dc_ip_list, coerce_domain_list
+from proxy import get_link_host
-from proxy.balancer import balancer
+from ui.ctk_controls import create_checkbox
-from utils.update_check import RELEASES_PAGE_URL, get_status
+from ui.ctk_theme import FIRST_RUN_FRAME_PAD, CtkTheme, main_content_frame
-
+from ui.ctk_tooltip import attach_ctk_tooltip
-
+from ui.i18n import t
-from ui.ctk_theme import (
+from ui.settings_form import (
-    FIRST_RUN_FRAME_PAD,
+    TrayConfigFormWidgets as TrayConfigFormWidgets,
-    CtkTheme,
+    install_tray_config_form as install_tray_config_form,
-    main_content_frame,
+    validate_config_form as validate_config_form,
 )
-from ui.ctk_tooltip import attach_ctk_tooltip, attach_tooltip_to_widgets
-from ui.i18n import (
-    label_from_language,
-    language_from_label,
-    language_option_labels,
-    set_language,
-    t,
-)
-
-log = logging.getLogger('tg-mtproto-proxy')
-
-
-def _get_doc_url(doc_name: str) -> str:
-    from ui.i18n import get_language
-    lang = get_language().value
-    lang_folder = "EN" if lang == "en" else "RU"
-    return f"https://github.com/Flowseal/tg-ws-proxy/blob/main/docs/{lang_folder}/{doc_name}.md"
-_CFPROXY_TEST_DCS = [1, 2, 3, 4, 5, 203]
-_CFWORKER_TEST_DST = {
-    1: '149.154.175.50',
-    2: '149.154.167.51',
-    3: '149.154.175.100',
-    4: '149.154.167.91',
-    5: '149.154.171.5',
-    203: '91.105.192.100',
-}
-
-
-def _run_connectivity_test(cases: list, *, secure: bool = True) -> dict:
-    import base64
-    from contextlib import nullcontext
-    import socket as _socket
-    from proxy.utils import create_ssl_context
-
-    ctx = create_ssl_context() if secure else None
-    port = 443 if secure else 80
-    results = {}
-    for dc, connect_host, sni_host, req_host, path in cases:
-        try:
-            with _socket.create_connection((connect_host, port), timeout=5) as raw:
-                connection = (ctx.wrap_socket(raw, server_hostname=sni_host)
-                              if secure else nullcontext(raw))
-                with connection as ssock:
-                    ws_key = base64.b64encode(os.urandom(16)).decode()
-                    req = (
-                        f"GET {path} HTTP/1.1\r\n"
-                        f"Host: {req_host}\r\n"
-                        f"Upgrade: websocket\r\n"
-                        f"Connection: Upgrade\r\n"
-                        f"Sec-WebSocket-Key: {ws_key}\r\n"
-                        f"Sec-WebSocket-Version: 13\r\n"
-                        f"Sec-WebSocket-Protocol: binary\r\n"
-                        f"\r\n"
-                    ).encode()
-                    ssock.sendall(req)
-                    ssock.settimeout(5)
-                    buf = b""
-                    while b"\r\n\r\n" not in buf:
-                        chunk = ssock.recv(512)
-                        if not chunk:
-                            break
-                        buf += chunk
-                    first = buf.decode("utf-8", errors="replace").split("\r\n")[0]
-                    if "101" in first:
-                        results[dc] = True
-                    else:
-                        results[dc] = first or t("connectivity.no_response")
-                    ssock.close()
-                raw.close()
-        except _socket.timeout:
-            results[dc] = t("connectivity.timeout")
-        except OSError as exc:
-            msg = str(exc)
-            results[dc] = msg[:60] if len(msg) > 60 else msg
-    return results
-
-
-def _run_cfproxy_connectivity_test(domain: str, *, secure: bool = True) -> dict:
-    cases = []
-    for dc in _CFPROXY_TEST_DCS:
-        host = f"kws{dc}.{domain}"
-        cases.append((dc, host, host, host, "/apiws"))
-    return _run_connectivity_test(cases, secure=secure)
-
-
-def _run_cfworker_connectivity_test(domain: str, *, secure: bool = True) -> dict:
-    cases = []
-    for dc in _CFPROXY_TEST_DCS:
-        dst = _CFWORKER_TEST_DST[dc]
-        path = f"/apiws?dst={dst}&dc={dc}&media=0"
-        cases.append((dc, domain, domain, domain, path))
-    return _run_connectivity_test(cases, secure=secure)
-
-
-def _run_cfproxy_multi_test(domains: list, *, secure: bool = True) -> dict:
-    return {domain: _run_cfproxy_connectivity_test(domain, secure=secure) for domain in domains}
-
-
-def _run_cfworker_multi_test(domains: list, *, secure: bool = True) -> dict:
-    return {domain: _run_cfworker_connectivity_test(domain, secure=secure) for domain in domains}
-
-
-def _run_cfproxy_auto_test(domains: list, *, secure: bool = True) -> tuple:
-    merged: dict = {}
-    best_domain = None
-    for domain in reversed(domains):
-        res = _run_cfproxy_connectivity_test(domain, secure=secure)
-        if all(v is True for v in res.values()):
-            return domain, res
-        for dc, v in res.items():
-            if v is True:
-                merged[dc] = True
-                best_domain = domain
-            elif dc not in merged:
-                merged[dc] = v
-    return best_domain, merged
-
-
-def _show_connectivity_results(title_base: str, results: dict,
-                               domain: str = '', label_prefix: str = 'DC',
-                               auto_mode: bool = False,
-                               unavailable_message: str = '') -> None:
-    import tkinter as _tk
-    from tkinter import messagebox as _mb
-
-    ok = [dc for dc, v in results.items() if v is True]
-    total = len(_CFPROXY_TEST_DCS)
-    if auto_mode:
-        if domain:
-            title = t("connectivity.available", title=title_base)
-            msg = t("connectivity.auto_ok", title=title_base, ok=len(ok), total=total)
-        else:
-            title = t("connectivity.unavailable", title=title_base)
-            msg = unavailable_message
-    else:
-        fail = [(dc, v) for dc, v in results.items() if v is not True]
-        if len(ok) == total:
-            title = t("connectivity.all_ok", title=title_base)
-            msg = t("connectivity.all_ok_domain", total=total, domain=domain)
-        elif not ok:
-            title = t("connectivity.unavailable", title=title_base)
-            errors = "\n".join(
-                t("connectivity.error_line", prefix=label_prefix, dc=dc, error=v)
-                for dc, v in fail
-            )
-            msg = t("connectivity.none_ok", domain=domain, errors=errors)
-        else:
-            title = t("connectivity.partial", title=title_base)
-            ok_list = ", ".join(f"{label_prefix}{dc}" for dc in ok)
-            fail_list = "\n".join(
-                t("connectivity.error_line", prefix=label_prefix, dc=dc, error=v)
-                for dc, v in fail
-            )
-            msg = t("connectivity.partial_detail", domain=domain, ok_list=ok_list, fail_list=fail_list)
-
-    root = _tk.Tk()
-    root.withdraw()
-    try:
-        root.attributes("-topmost", True)
-    except Exception:
-        pass
-    _mb.showinfo(title, msg, parent=root)
-    root.destroy()
-
-
-def _show_multi_connectivity_results(title_base: str, per_domain: dict,
-                                     label_prefix: str = 'DC') -> None:
-    import tkinter as _tk
-    from tkinter import messagebox as _mb
-
-    total = len(_CFPROXY_TEST_DCS)
-    all_ok = True
-    any_ok = False
-    blocks = []
-    for domain, results in per_domain.items():
-        ok = [dc for dc, v in results.items() if v is True]
-        fail = [(dc, v) for dc, v in results.items() if v is not True]
-        if len(ok) == total:
-            any_ok = True
-            blocks.append(t("connectivity.multi_all_ok", domain=domain, total=total))
-        elif not ok:
-            all_ok = False
-            blocks.append(t("connectivity.multi_fail", domain=domain))
-        else:
-            all_ok = False
-            any_ok = True
-            ok_list = ", ".join(f"{label_prefix}{dc}" for dc in ok)
-            fail_list = ", ".join(f"{label_prefix}{dc}" for dc, _ in fail)
-            blocks.append(
-                t("connectivity.multi_partial", domain=domain, ok_list=ok_list, fail_list=fail_list)
-            )
-
-    if all_ok:
-        title = t("connectivity.all_ok", title=title_base)
-    elif any_ok:
-        title = t("connectivity.partial", title=title_base)
-    else:
-        title = t("connectivity.unavailable", title=title_base)
-    msg = "\n\n".join(blocks)
-
-    root = _tk.Tk()
-    root.withdraw()
-    try:
-        root.attributes("-topmost", True)
-    except Exception:
-        pass
-    _mb.showinfo(title, msg, parent=root)
-    root.destroy()
-
-_INNER_W = 396
-
-_APPEARANCE_KEYS = ("auto", "light", "dark")
-_APPEARANCE_TO_CTK = {"auto": "system", "light": "Light", "dark": "Dark"}
-
-
-def _appearance_options() -> List[str]:
-    return [t(f"appearance.{key}") for key in _APPEARANCE_KEYS]
-
-
-def _appearance_from_cfg(value: str) -> str:
-    if value in _APPEARANCE_KEYS:
-        return t(f"appearance.{value}")
-    return t("appearance.auto")
-
-
-def _appearance_to_cfg(label: str) -> str:
-    for key in _APPEARANCE_KEYS:
-        if t(f"appearance.{key}") == label:
-            return key
-    return "auto"
-
-
-def _sync_language_combobox(combo: Any, var: Any, cfg_value: str) -> None:
-    combo.configure(values=[label for _, label in language_option_labels()])
-    var.set(label_from_language(cfg_value))
-
-
-def _entry(ctk, parent, theme, *, var=None, width=0, height=36, radius=10, **kw):
-    opts = {
-        "font": (theme.ui_font_family, 13), "corner_radius": radius,
-        "fg_color": theme.bg, "border_color": theme.field_border,
-        "border_width": 1, "text_color": theme.text_primary,
-    }
-    if var is not None:
-        opts["textvariable"] = var
-    if width:
-        opts["width"] = width
-    opts["height"] = height
-    opts.update(kw)
-    return ctk.CTkEntry(parent, **opts)
-
-
-def _checkbox(ctk, parent, theme, text, variable):
-    return ctk.CTkCheckBox(
-        parent, text=text, variable=variable,
-        font=(theme.ui_font_family, 13), text_color=theme.text_primary,
-        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-        corner_radius=6, border_width=2, border_color=theme.field_border,
-    )
-
-
-def _label(ctk, parent, theme, text, *, size=12, bold=False, secondary=True, **kw):
-    weight = "bold" if bold else "normal"
-    return ctk.CTkLabel(
-        parent, text=text,
-        font=(theme.ui_font_family, size, weight),
-        text_color=theme.text_secondary if secondary else theme.text_primary,
-        anchor="w", **kw,
-    )
-
-
-def _labeled_entry(ctk, parent, theme, label_text, value, *, tip="", width=0, pack_fill=False):
-    col = ctk.CTkFrame(parent, fg_color="transparent")
-    lbl = _label(ctk, col, theme, label_text)
-    lbl.pack(anchor="w", pady=(0, 2))
-    var = ctk.StringVar(value=str(value))
-    ent = _entry(ctk, col, theme, var=var, width=width)
-    if pack_fill:
-        ent.pack(fill="x")
-    else:
-        ent.pack(anchor="w")
-    if tip:
-        attach_tooltip_to_widgets([lbl, ent, col], tip)
-    return col, var
 
 
 def tray_settings_scroll_and_footer(
@@ -324,632 +36,6 @@ def tray_settings_scroll_and_footer(
     return scroll, footer
 
 
-def _config_section(
-    ctk: Any,
-    parent: Any,
-    theme: CtkTheme,
-    title: str,
-    *,
-    bottom_spacer: int = 6,
-) -> Any:
-    wrap = ctk.CTkFrame(parent, fg_color="transparent")
-    wrap.pack(fill="x", pady=(0, bottom_spacer))
-    _label(ctk, wrap, theme, title, secondary=False, bold=True).pack(anchor="w", pady=(0, 2))
-    card = ctk.CTkFrame(
-        wrap, fg_color=theme.field_bg, corner_radius=10,
-        border_width=1, border_color=theme.field_border,
-    )
-    card.pack(fill="x")
-    inner = ctk.CTkFrame(card, fg_color="transparent")
-    inner.pack(fill="x", padx=10, pady=8)
-    return inner
-
-
-@dataclass
-class TrayConfigFormWidgets:
-    host_var: Any
-    port_var: Any
-    secret_var: Any
-    dc_textbox: Any
-    verbose_var: Any
-    no_secure_var: Any
-    adv_entries: List[Any]
-    adv_keys: Tuple[str, ...]
-    autostart_var: Optional[Any]
-    check_updates_var: Optional[Any]
-    cfproxy_var: Optional[Any] = None
-    cfproxy_user_domain_enabled_var: Optional[Any] = None
-    cfproxy_user_domain_var: Optional[Any] = None
-    cfproxy_worker_enabled_var: Optional[Any] = None
-    cfproxy_worker_domain_var: Optional[Any] = None
-    appearance_var: Optional[Any] = None
-    language_var: Optional[Any] = None
-
-
-def install_tray_config_form(
-    ctk: Any,
-    frame: Any,
-    theme: CtkTheme,
-    cfg: dict,
-    default_config: dict,
-    *,
-    show_autostart: bool = False,
-    autostart_value: bool = False,
-    on_language_change: Optional[Callable[[], None]] = None,
-    on_update_click: Optional[Callable[[], None]] = None,
-) -> TrayConfigFormWidgets:
-    lang_cfg = cfg.get("language", default_config["language"])
-    set_language(lang_cfg)
-
-    header = ctk.CTkFrame(frame, fg_color="transparent")
-    header.pack(fill="x", pady=(0, 2))
-    ctk.CTkLabel(
-        header, text=t("settings.title"),
-        font=(theme.ui_font_family, 17, "bold"),
-        text_color=theme.text_primary, anchor="w",
-    ).pack(side="left")
-    ctk.CTkLabel(
-        header, text=f"v{__version__}",
-        font=(theme.ui_font_family, 12),
-        text_color=theme.text_secondary, anchor="e",
-    ).pack(side="right", padx=(4, 0))
-
-    appearance_var = ctk.StringVar(
-        value=_appearance_from_cfg(cfg.get("appearance", "auto"))
-    )
-
-    def _on_appearance_change(choice: str) -> None:
-        cfg_val = _appearance_to_cfg(choice)
-        ctk.set_appearance_mode(_APPEARANCE_TO_CTK[cfg_val])
-        cfg["appearance"] = cfg_val
-
-    ctk.CTkButton(
-        header, text="Donate ♥", width=90, height=28,
-        font=(theme.ui_font_family, 13, "bold"), corner_radius=8,
-        fg_color="#22c55e", hover_color="#16a34a",
-        text_color="#ffffff", border_width=0,
-        command=lambda: (
-            header.winfo_toplevel().iconify(),
-            webbrowser.open(_get_doc_url("Funding")),
-        ),
-    ).pack(side="right", padx=(0, 6))
-
-    ui_inner = _config_section(ctk, frame, theme, t("section.interface"))
-    ui_row = ctk.CTkFrame(ui_inner, fg_color="transparent")
-    ui_row.pack(fill="x")
-
-    lang_col = ctk.CTkFrame(ui_row, fg_color="transparent")
-    lang_col.pack(side="left", fill="x", expand=True, padx=(0, 8))
-
-    theme_col = ctk.CTkFrame(ui_row, fg_color="transparent")
-    theme_col.pack(side="left", fill="x", expand=True, padx=(8, 0))
-
-    language_var = ctk.StringVar(value=label_from_language(lang_cfg))
-    _label(ctk, lang_col, theme, t("settings.language"), size=11).pack(
-        anchor="w", pady=(0, 2)
-    )
-    language_combo = ctk.CTkComboBox(
-        lang_col,
-        values=[label for _, label in language_option_labels()],
-        variable=language_var,
-        height=32,
-        font=(theme.ui_font_family, 12),
-        text_color=theme.text_primary,
-        fg_color=theme.bg,
-        border_color=theme.field_border,
-        button_color=theme.field_border,
-        button_hover_color=theme.text_secondary,
-        dropdown_fg_color=theme.field_bg,
-        dropdown_text_color=theme.text_primary,
-        dropdown_hover_color=theme.field_border,
-        corner_radius=8,
-        state="readonly",
-    )
-    language_combo.pack(fill="x")
-    _sync_language_combobox(language_combo, language_var, lang_cfg)
-
-    _label(ctk, theme_col, theme, t("settings.theme"), size=11).pack(
-        anchor="w", pady=(0, 2)
-    )
-    theme_combo = ctk.CTkComboBox(
-        theme_col,
-        values=_appearance_options(),
-        variable=appearance_var,
-        height=32,
-        font=(theme.ui_font_family, 12),
-        text_color=theme.text_primary,
-        fg_color=theme.bg,
-        border_color=theme.field_border,
-        button_color=theme.field_border,
-        button_hover_color=theme.text_secondary,
-        dropdown_fg_color=theme.field_bg,
-        dropdown_text_color=theme.text_primary,
-        dropdown_hover_color=theme.field_border,
-        corner_radius=8,
-        state="readonly",
-        command=_on_appearance_change,
-    )
-    theme_combo.pack(fill="x")
-
-    conn = _config_section(ctk, frame, theme, t("section.mtproto"))
-
-    host_row = ctk.CTkFrame(conn, fg_color="transparent")
-    host_row.pack(fill="x")
-
-    host_col, host_var = _labeled_entry(
-        ctk, host_row, theme, t("label.host"),
-        cfg.get("host", default_config["host"]),
-        tip=t("tip.host"), width=160, pack_fill=True,
-    )
-    host_col.pack(side="left", fill="x", expand=True, padx=(0, 10))
-
-    port_col, port_var = _labeled_entry(
-        ctk, host_row, theme, t("label.port"),
-        cfg.get("port", default_config["port"]),
-        tip=t("tip.port"), width=100,
-    )
-    port_col.pack(side="left")
-
-    secret_row = ctk.CTkFrame(conn, fg_color="transparent")
-    secret_row.pack(fill="x")
-
-    secret_col, secret_var = _labeled_entry(
-        ctk, secret_row, theme, t("label.secret"),
-        cfg.get("secret", default_config["secret"]),
-        tip=t("tip.secret"), width=160, pack_fill=True,
-    )
-    secret_col.pack(side="left", fill="x", expand=True, padx=(0, 10))
-
-    regen_col = ctk.CTkFrame(secret_row, fg_color="transparent")
-    regen_col.pack(side="left", anchor="s")
-    ctk.CTkLabel(regen_col, text="", font=(theme.ui_font_family, 12)).pack(pady=(0, 2))
-    ctk.CTkButton(
-        regen_col, text="↺", width=36, height=36,
-        font=(theme.ui_font_family, 18), corner_radius=10,
-        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-        text_color="#ffffff", border_width=1, border_color=theme.field_border,
-        command=lambda: secret_var.set(os.urandom(16).hex()),
-    ).pack()
-
-    dc_inner = _config_section(ctk, frame, theme, t("section.dc"))
-    dc_lbl = _label(ctk, dc_inner, theme, t("label.dc_hint"), size=11)
-    dc_lbl.pack(anchor="w", pady=(0, 4))
-    dc_textbox = ctk.CTkTextbox(
-        dc_inner, width=_INNER_W, height=88,
-        font=(theme.mono_font_family, 12), corner_radius=10,
-        fg_color=theme.bg, border_color=theme.field_border,
-        border_width=1, text_color=theme.text_primary,
-    )
-    dc_textbox.pack(fill="x")
-    dc_textbox.insert("1.0", "\n".join(cfg.get("dc_ip", default_config["dc_ip"])))
-    attach_tooltip_to_widgets([dc_lbl, dc_textbox], t("tip.dc"))
-
-    cf_inner = _config_section(ctk, frame, theme, t("section.cfproxy"))
-
-    cf_row = ctk.CTkFrame(cf_inner, fg_color="transparent")
-    cf_row.pack(fill="x", pady=(0, 4))
-
-    cfproxy_var = ctk.BooleanVar(
-        value=cfg.get("cfproxy", default_config.get("cfproxy", True))
-    )
-    cf_cb = _checkbox(ctk, cf_row, theme, t("label.cf_enable"), cfproxy_var)
-    cf_cb.pack(side="left", padx=(0, 16))
-    attach_ctk_tooltip(cf_cb, t("tip.cfproxy"))
-
-    _cf_test_btn = [None]
-
-    def _on_cf_test():
-        secure = not no_secure_var.get()
-        user_domains = (
-            coerce_domain_list(cfproxy_user_domain_var.get())
-            if cf_custom_cb_var.get() else []
-        )
-        btn = _cf_test_btn[0]
-        if btn:
-            btn.configure(text=t("button.test_loading"), state="disabled")
-        import threading as _threading
-        if user_domains:
-            def _worker():
-                try:
-                    per = _run_cfproxy_multi_test(user_domains, secure=secure)
-                    if btn:
-                        btn.after(
-                            0,
-                            lambda: _show_multi_connectivity_results(
-                                t("connectivity.cfproxy_title"), per, label_prefix='kws',
-                            ),
-                        )
-                except Exception as exc:
-                    log.error("CF proxy test failed: %s", exc)
-                finally:
-                    if btn:
-                        btn.after(0, lambda: btn.configure(text=t("button.test"), state="normal"))
-            _threading.Thread(target=_worker, daemon=True).start()
-        else:
-            def _worker_auto():
-                try:
-                    ok_domain, res = _run_cfproxy_auto_test(balancer.domains, secure=secure)
-                    if btn:
-                        btn.after(
-                            0,
-                            lambda: _show_connectivity_results(
-                                t("connectivity.cfproxy_title"), res,
-                                domain=ok_domain or '',
-                                auto_mode=True,
-                                unavailable_message=t("connectivity.cf_auto_fail"),
-                            ),
-                        )
-                except Exception as exc:
-                    log.error("CF proxy auto-test failed: %s", exc)
-                finally:
-                    if btn:
-                        btn.after(0, lambda: btn.configure(text=t("button.test"), state="normal"))
-            _threading.Thread(target=_worker_auto, daemon=True).start()
-
-    _cf_test_widget = ctk.CTkButton(
-        cf_row, text=t("button.test"), width=56, height=28,
-        font=(theme.ui_font_family, 13), corner_radius=8,
-        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-        text_color="#ffffff", border_width=1, border_color=theme.field_border,
-        command=_on_cf_test,
-    )
-    _cf_test_widget.pack(side="right")
-    _cf_test_btn[0] = _cf_test_widget
-
-    cf_custom_row = ctk.CTkFrame(cf_inner, fg_color="transparent")
-    cf_custom_row.pack(fill="x")
-
-    saved_user_domains = coerce_domain_list(
-        cfg.get("cfproxy_user_domain", default_config.get("cfproxy_user_domain", ""))
-    )
-    cf_custom_cb_var = ctk.BooleanVar(
-        value=cfg.get("cfproxy_user_domain_enabled", bool(saved_user_domains))
-    )
-    cf_custom_cb = _checkbox(ctk, cf_custom_row, theme, t("label.cf_custom_domain"), cf_custom_cb_var)
-    cf_custom_cb.pack(side="left", padx=(0, 10))
-    attach_ctk_tooltip(cf_custom_cb, t("tip.cfproxy_user_domain_cb"))
-
-    ctk.CTkButton(
-        cf_custom_row, text="?", width=28, height=32,
-        font=(theme.ui_font_family, 14), corner_radius=8,
-        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-        text_color="#ffffff", border_width=1, border_color=theme.field_border,
-        command=lambda: webbrowser.open(_get_doc_url("CfProxy")),
-    ).pack(side="right")
-
-    cfproxy_user_domain_var = ctk.StringVar(value=", ".join(saved_user_domains))
-    cf_domain_entry = _entry(
-        ctk, cf_custom_row, theme, var=cfproxy_user_domain_var,
-        height=32, radius=8,
-    )
-    cf_domain_entry.pack(side="left", fill="x", expand=True, padx=(0, 6))
-    attach_ctk_tooltip(cf_domain_entry, t("tip.cfproxy_domain"))
-
-    def _sync_domain_entry(*_):
-        state = "normal" if cf_custom_cb_var.get() else "disabled"
-        cf_domain_entry.configure(state=state)
-
-    cf_custom_cb_var.trace_add("write", _sync_domain_entry)
-    _sync_domain_entry()
-
-    cf_worker_inner = _config_section(ctk, frame, theme, t("section.cfworker"))
-
-    cf_worker_row = ctk.CTkFrame(cf_worker_inner, fg_color="transparent")
-    cf_worker_row.pack(fill="x", pady=(0, 4))
-    cf_worker_lbl = _label(ctk, cf_worker_row, theme, t("label.cfworker_domains"), size=11)
-    cf_worker_lbl.pack(side="left", anchor="w", pady=(0, 2))
-
-    cf_worker_input = ctk.CTkFrame(cf_worker_inner, fg_color="transparent")
-    cf_worker_input.pack(fill="x")
-
-    saved_worker_domains = coerce_domain_list(
-        cfg.get("cfproxy_worker_domain", default_config.get("cfproxy_worker_domain", ""))
-    )
-    cfproxy_worker_enabled_var = ctk.BooleanVar(
-        value=cfg.get("cfproxy_worker_enabled", bool(saved_worker_domains))
-    )
-    cf_worker_cb = _checkbox(
-        ctk, cf_worker_input, theme, t("label.cf_custom_domain"),
-        cfproxy_worker_enabled_var,
-    )
-    cf_worker_cb.pack(side="left", padx=(0, 10))
-    attach_ctk_tooltip(cf_worker_cb, t("tip.cfworker_domain"))
-
-    cfproxy_worker_domain_var = ctk.StringVar(value=", ".join(saved_worker_domains))
-    cf_worker_entry = _entry(
-        ctk, cf_worker_input, theme, var=cfproxy_worker_domain_var,
-        height=32, radius=8,
-    )
-    cf_worker_entry.pack(side="left", fill="x", expand=True, padx=(0, 6))
-    attach_tooltip_to_widgets([cf_worker_lbl, cf_worker_entry], t("tip.cfworker_domain"))
-
-    _cfworker_test_btn = [None]
-
-    def _sync_cfworker_test_button(*_):
-        btn = _cfworker_test_btn[0]
-        if btn is None:
-            return
-        enabled = (
-            cfproxy_worker_enabled_var.get()
-            and bool(coerce_domain_list(cfproxy_worker_domain_var.get()))
-        )
-        btn.configure(state="normal" if enabled else "disabled")
-
-    def _on_cfworker_test():
-        secure = not no_secure_var.get()
-        domains = coerce_domain_list(cfproxy_worker_domain_var.get())
-        btn = _cfworker_test_btn[0]
-        if not cfproxy_worker_enabled_var.get() or not domains or btn is None:
-            return
-        btn.configure(text=t("button.test_loading"), state="disabled")
-        import threading as _threading
-
-        def _worker():
-            try:
-                per = _run_cfworker_multi_test(domains, secure=secure)
-                btn.after(
-                    0,
-                    lambda: _show_multi_connectivity_results(
-                        t("connectivity.cfworker_title"), per, label_prefix='DC',
-                    ),
-                )
-            except Exception as exc:
-                log.error("CF worker test failed: %s", exc)
-            finally:
-                btn.after(0, lambda: btn.configure(text=t("button.test")))
-                btn.after(0, _sync_cfworker_test_button)
-
-        _threading.Thread(target=_worker, daemon=True).start()
-
-    ctk.CTkButton(
-        cf_worker_input, text="?", width=28, height=32,
-        font=(theme.ui_font_family, 14), corner_radius=8,
-        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-        text_color="#ffffff", border_width=1, border_color=theme.field_border,
-        command=lambda: webbrowser.open(_get_doc_url("CfWorker")),
-    ).pack(side="right")
-
-    _cfworker_test_widget = ctk.CTkButton(
-        cf_worker_row, text=t("button.test"), width=56, height=28,
-        font=(theme.ui_font_family, 13), corner_radius=8,
-        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-        text_color="#ffffff", border_width=1, border_color=theme.field_border,
-        command=_on_cfworker_test,
-    )
-    _cfworker_test_widget.pack(side="right")
-    _cfworker_test_btn[0] = _cfworker_test_widget
-
-    def _sync_cfworker_entry(*_):
-        state = "normal" if cfproxy_worker_enabled_var.get() else "disabled"
-        cf_worker_entry.configure(state=state)
-        _sync_cfworker_test_button()
-
-    cfproxy_worker_enabled_var.trace_add("write", _sync_cfworker_entry)
-    cfproxy_worker_domain_var.trace_add("write", _sync_cfworker_test_button)
-    _sync_cfworker_entry()
-
-    log_inner = _config_section(ctk, frame, theme, t("section.logs"))
-
-    verbose_var = ctk.BooleanVar(value=cfg.get("verbose", False))
-    verbose_cb = _checkbox(ctk, log_inner, theme, t("label.verbose"), verbose_var)
-    verbose_cb.pack(anchor="w", pady=(0, 6))
-    attach_ctk_tooltip(verbose_cb, t("tip.verbose"))
-
-    no_secure_var = ctk.BooleanVar(value=cfg.get("no_secure", False))
-    no_secure_cb = _checkbox(ctk, log_inner, theme, t("label.no_secure"), no_secure_var)
-    no_secure_cb.pack(anchor="w", pady=(0, 6))
-    attach_ctk_tooltip(no_secure_cb, t("tip.no_secure"))
-
-    adv_frame = ctk.CTkFrame(log_inner, fg_color="transparent")
-    adv_frame.pack(fill="x")
-
-    adv_rows = [
-        (t("label.buf_kb"), "buf_kb", t("tip.buf_kb")),
-        (t("label.pool_size"), "pool_size", t("tip.pool")),
-        (t("label.log_max_mb"), "log_max_mb", t("tip.log_mb")),
-    ]
-    for label_text, key, tip in adv_rows:
-        col = ctk.CTkFrame(adv_frame, fg_color="transparent")
-        col.pack(fill="x", pady=(0, 0 if key == "log_max_mb" else 5))
-        adv_l = _label(ctk, col, theme, label_text, size=11)
-        adv_l.pack(anchor="w", pady=(0, 2))
-        adv_e = _entry(
-            ctk, col, theme, width=_INNER_W, height=32, radius=8,
-            textvariable=ctk.StringVar(value=str(cfg.get(key, default_config[key]))),
-        )
-        adv_e.pack(fill="x")
-        attach_tooltip_to_widgets([adv_l, adv_e, col], tip)
-
-    adv_entries = list(adv_frame.winfo_children())
-    adv_keys = ("buf_kb", "pool_size", "log_max_mb")
-
-    upd_inner = _config_section(ctk, frame, theme, t("section.updates"))
-    st = get_status()
-    check_updates_var = ctk.BooleanVar(
-        value=bool(cfg.get("check_updates", default_config.get("check_updates", True)))
-    )
-    upd_cb = _checkbox(ctk, upd_inner, theme, t("label.check_updates"), check_updates_var)
-    upd_cb.pack(anchor="w", pady=(0, 6))
-    attach_ctk_tooltip(upd_cb, t("tip.check_updates"))
-
-    if st.get("error"):
-        upd_status = t("updates.status_error")
-    elif not st.get("checked"):
-        upd_status = t("updates.status_pending")
-    elif st.get("has_update") and st.get("latest"):
-        upd_status = t("updates.status_available", latest=st["latest"], current=__version__)
-    elif st.get("ahead_of_release") and st.get("latest"):
-        upd_status = t("updates.status_ahead", current=__version__, latest=st["latest"])
-    else:
-        upd_status = t("updates.status_latest")
-
-    _label(ctk, upd_inner, theme, upd_status, size=11,
-           justify="left", wraplength=_INNER_W).pack(anchor="w", pady=(0, 8))
-
-    rel_url = (st.get("html_url") or "").strip() or RELEASES_PAGE_URL
-    if st.get("has_update") and on_update_click is not None:
-        upd_btn_row = ctk.CTkFrame(upd_inner, fg_color="transparent")
-        upd_btn_row.pack(fill="x")
-        upd_btn_row.grid_columnconfigure(0, weight=1)
-        upd_btn_row.grid_columnconfigure(1, weight=1)
-        ctk.CTkButton(
-            upd_btn_row, text=t("button.open_release"), height=32,
-            font=(theme.ui_font_family, 13), corner_radius=8,
-            fg_color=theme.field_bg, hover_color=theme.field_border,
-            text_color=theme.text_primary, border_width=1,
-            border_color=theme.field_border,
-            command=lambda u=rel_url: webbrowser.open(u),
-        ).grid(row=0, column=0, sticky="ew", padx=(0, 4))
-        ctk.CTkButton(
-            upd_btn_row, text=t("button.update"), height=32,
-            font=(theme.ui_font_family, 13, "bold"), corner_radius=8,
-            fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
-            text_color="#ffffff",
-            command=on_update_click,
-        ).grid(row=0, column=1, sticky="ew", padx=(4, 0))
-    else:
-        ctk.CTkButton(
-            upd_inner, text=t("button.open_release"), height=32,
-            font=(theme.ui_font_family, 13), corner_radius=8,
-            fg_color=theme.field_bg, hover_color=theme.field_border,
-            text_color=theme.text_primary, border_width=1,
-            border_color=theme.field_border,
-            command=lambda u=rel_url: webbrowser.open(u),
-        ).pack(anchor="w")
-
-    autostart_var = None
-    if show_autostart:
-        sys_inner = _config_section(ctk, frame, theme, t("section.windows_startup"), bottom_spacer=4)
-        autostart_var = ctk.BooleanVar(value=autostart_value)
-        as_cb = _checkbox(ctk, sys_inner, theme, t("label.autostart"), autostart_var)
-        as_cb.pack(anchor="w", pady=(0, 4))
-        as_hint = _label(
-            ctk, sys_inner, theme,
-            t("label.autostart_hint"),
-            size=11, justify="left", wraplength=_INNER_W,
-        )
-        as_hint.pack(anchor="w")
-        attach_tooltip_to_widgets([as_cb, as_hint], t("tip.autostart"))
-
-    return TrayConfigFormWidgets(
-        host_var=host_var, port_var=port_var, secret_var=secret_var,
-        dc_textbox=dc_textbox, verbose_var=verbose_var, no_secure_var=no_secure_var,
-        adv_entries=adv_entries, adv_keys=adv_keys,
-        autostart_var=autostart_var, check_updates_var=check_updates_var,
-        cfproxy_var=cfproxy_var,
-        cfproxy_user_domain_enabled_var=cf_custom_cb_var,
-        cfproxy_user_domain_var=cfproxy_user_domain_var,
-        cfproxy_worker_enabled_var=cfproxy_worker_enabled_var,
-        cfproxy_worker_domain_var=cfproxy_worker_domain_var,
-        appearance_var=appearance_var,
-        language_var=language_var,
-    )
-
-
-def merge_adv_from_form(
-    widgets: TrayConfigFormWidgets,
-    base: Dict[str, Any],
-    default_config: dict,
-) -> None:
-    for i, key in enumerate(widgets.adv_keys):
-        col_frame = widgets.adv_entries[i]
-        entry = col_frame.winfo_children()[1]
-        try:
-            val = float(entry.get().strip())
-            if key in ("buf_kb", "pool_size"):
-                val = int(val)
-            base[key] = val
-        except ValueError:
-            base[key] = default_config[key]
-
-
-def _dc_validation_message(error: ValueError) -> str:
-    exc_entry = getattr(error, "entry", None)
-    if exc_entry is None:
-        return str(error)
-    kind = getattr(error, "kind", "invalid")
-    if kind == "format":
-        return t("validation.dc_format", entry=exc_entry)
-    return t("validation.dc_invalid", entry=exc_entry)
-
-
-def validate_config_form(
-    widgets: TrayConfigFormWidgets,
-    default_config: dict,
-    *,
-    include_autostart: bool,
-) -> Union[dict, str]:
-    import socket as _sock
-
-    host_val = widgets.host_var.get().strip()
-    try:
-        _sock.inet_aton(host_val)
-    except OSError:
-        return t("validation.bad_host")
-
-    try:
-        port_val = int(widgets.port_var.get().strip())
-        if not (1 <= port_val <= 65535):
-            raise ValueError
-    except ValueError:
-        return t("validation.bad_port")
-
-    lines = [
-        line.strip()
-        for line in widgets.dc_textbox.get("1.0", "end").strip().splitlines()
-        if line.strip()
-    ]
-    try:
-        parse_dc_ip_list(lines)
-    except ValueError as e:
-        return _dc_validation_message(e)
-
-    secret_val = widgets.secret_var.get().strip()
-    if len(secret_val) != 32:
-        return t("validation.bad_secret_len")
-    try:
-        bytes.fromhex(secret_val)
-    except ValueError:
-        return t("validation.bad_secret_hex")
-
-    new_cfg: Dict[str, Any] = {
-        "host": host_val,
-        "port": port_val,
-        "secret": secret_val,
-        "dc_ip": lines,
-        "verbose": widgets.verbose_var.get(),
-    }
-    if include_autostart:
-        new_cfg["autostart"] = (
-            widgets.autostart_var.get()
-            if widgets.autostart_var is not None
-            else False
-        )
-
-    merge_adv_from_form(widgets, new_cfg, default_config)
-    if widgets.check_updates_var is not None:
-        new_cfg["check_updates"] = bool(widgets.check_updates_var.get())
-    if widgets.cfproxy_var is not None:
-        new_cfg["cfproxy"] = bool(widgets.cfproxy_var.get())
-    if widgets.cfproxy_user_domain_enabled_var is not None:
-        new_cfg["cfproxy_user_domain_enabled"] = bool(
-            widgets.cfproxy_user_domain_enabled_var.get()
-        )
-    if widgets.cfproxy_user_domain_var is not None:
-        new_cfg["cfproxy_user_domain"] = coerce_domain_list(widgets.cfproxy_user_domain_var.get())
-    if widgets.cfproxy_worker_enabled_var is not None:
-        new_cfg["cfproxy_worker_enabled"] = bool(widgets.cfproxy_worker_enabled_var.get())
-    if widgets.cfproxy_worker_domain_var is not None:
-        new_cfg["cfproxy_worker_domain"] = coerce_domain_list(widgets.cfproxy_worker_domain_var.get())
-    if widgets.appearance_var is not None:
-        new_cfg["appearance"] = _appearance_to_cfg(widgets.appearance_var.get())
-    if widgets.language_var is not None:
-        new_cfg["language"] = language_from_label(widgets.language_var.get()).value
-    if widgets.no_secure_var is not None:
-        new_cfg["no_secure"] = bool(widgets.no_secure_var.get())
-    return new_cfg
-
-
 def install_tray_config_buttons(
     ctk: Any,
     frame: Any,
@@ -1051,7 +137,7 @@ def populate_first_run_window(
                  corner_radius=0).pack(fill="x", pady=(0, 12))
 
     auto_var = ctk.BooleanVar(value=True)
-    _checkbox(ctk, frame, theme, t("first_run.open_now"),
+    create_checkbox(ctk, frame, theme, t("first_run.open_now"),
               auto_var).pack(anchor="w", pady=(0, 16))
 
     def on_ok():

ui/settings.py

@@ -0,0 +1,84 @@
+from __future__ import annotations
+
+import math
+import socket
+from copy import deepcopy
+from dataclasses import dataclass
+from typing import Union
+
+from proxy import coerce_domain_list, parse_dc_ip_list
+from ui.i18n import t
+
+UI_ONLY_KEYS = frozenset({
+    "appearance", "autostart", "check_updates", "language"
+})
+
+
+@dataclass(frozen=True)
+class SettingsChange:
+    config: dict
+    changed_keys: frozenset
+
+    @property
+    def requires_restart(self) -> bool:
+        return bool(self.changed_keys - UI_ONLY_KEYS)
+
+
+def prepare_settings(current: dict, values: dict, defaults: dict) -> SettingsChange:
+    config = deepcopy(defaults)
+    config.update(deepcopy(current))
+    changed_keys = frozenset(
+        key for key, value in values.items() if value != config.get(key)
+    )
+    config.update(deepcopy(values))
+    return SettingsChange(config, changed_keys)
+
+
+def validate_settings(values: dict, defaults: dict) -> Union[dict, str]:
+    config = dict(values)
+
+    host = values["host"].strip()
+    try:
+        socket.inet_aton(host)
+    except OSError:
+        return t("validation.bad_host")
+    
+    try:
+        port = int(values["port"].strip())
+        if not 1 <= port <= 65535:
+            raise ValueError
+    except ValueError:
+        return t("validation.bad_port")
+    
+    lines = [line.strip() for line in values["dc_ip"].splitlines() if line.strip()]
+    try:
+        parse_dc_ip_list(lines)
+    except ValueError as exc:
+        entry = getattr(exc, "entry", None)
+        if entry is None:
+            return str(exc)
+        key = "dc_format" if getattr(exc, "kind", "invalid") == "format" else "dc_invalid"
+        return t(f"validation.{key}", entry=entry)
+    
+    secret = values["secret"].strip()
+    if len(secret) != 32:
+        return t("validation.bad_secret_len")
+    if any(char not in "0123456789abcdefABCDEF" for char in secret):
+        return t("validation.bad_secret_hex")
+    
+    config.update(host=host, port=port, secret=secret, dc_ip=lines)
+
+    for key in ("buf_kb", "pool_size", "log_max_mb"):
+        try:
+            value = float(values[key].strip())
+            if not math.isfinite(value):
+                raise ValueError
+            config[key] = int(value) if key != "log_max_mb" else value
+        except (ValueError, OverflowError):
+            config[key] = defaults[key]
+
+    for key in ("cfproxy_user_domain", "cfproxy_worker_domain"):
+        if key in config:
+            config[key] = coerce_domain_list(config[key])
+
+    return config

ui/settings_dialog.py

@@ -0,0 +1,81 @@
+from __future__ import annotations
+
+import logging
+import threading
+from copy import deepcopy
+
+from tkinter import messagebox
+
+from ui.settings_form import validate_config_form
+from ui.i18n import set_language, t
+from ui.settings import prepare_settings
+
+log = logging.getLogger("tg-ws-tray")
+
+
+class SettingsDialog:
+    def __init__(
+        self, *, ctk, root, widgets, config, defaults, persist,
+        refresh_menu, finish, restart, include_autostart=False,
+        apply_autostart=None,
+    ):
+        self.ctk = ctk
+        self.root = root
+        self.widgets = widgets
+        self.config = config
+        self.defaults = defaults
+        self.persist = persist
+        self.refresh_menu = refresh_menu
+        self.finish = finish
+        self.restart = restart
+        self.include_autostart = include_autostart
+        self.apply_autostart = apply_autostart
+        self.closed = False
+
+    def cancel(self):
+        if self.closed:
+            return
+        mode = self.config.get("appearance", "auto")
+        self.ctk.set_appearance_mode("system" if mode == "auto" else mode)
+        set_language(self.config.get("language", self.defaults["language"]))
+        self.refresh_menu()
+        self._finish()
+
+    def _finish(self):
+        self.closed = True
+        self.finish()
+
+    def save(self):
+        if self.closed:
+            return
+        values = validate_config_form(
+            self.widgets, self.defaults, include_autostart=self.include_autostart,
+        )
+        if isinstance(values, str):
+            messagebox.showerror(t("app.error_title"), values, parent=self.root)
+            return
+        change = prepare_settings(self.config, values, self.defaults)
+        if not change.changed_keys:
+            self._finish()
+            return
+        try:
+            self.persist(change.config)
+        except (OSError, ValueError, TypeError) as exc:
+            log.exception("Failed to save settings")
+            messagebox.showerror(t("app.error_title"), str(exc), parent=self.root)
+            return
+        self.config.update(deepcopy(change.config))
+        set_language(change.config["language"])
+        log.info("Settings saved: %s", ", ".join(sorted(change.changed_keys)))
+        if self.apply_autostart is not None:
+            self.apply_autostart(bool(change.config.get("autostart", False)))
+        self.refresh_menu()
+        do_restart = change.requires_restart and messagebox.askyesno(
+            t("dialog.restart_title"), t("dialog.restart_body"), parent=self.root,
+        )
+        self._finish()
+        if do_restart:
+            threading.Thread(
+                target=self.restart, args=(deepcopy(change.config),),
+                daemon=True, name="proxy-restart",
+            ).start()

ui/settings_form.py

@@ -0,0 +1,578 @@
+from __future__ import annotations
+
+import os
+import webbrowser
+from dataclasses import dataclass
+from typing import Any, Callable, Dict, List, Optional, Union
+
+from proxy import __version__, coerce_domain_list
+from proxy.balancer import balancer
+from utils.update_check import RELEASES_PAGE_URL, get_status
+from ui.background_task import BackgroundTask
+from ui.connectivity import (
+    run_cfproxy_multi_test, run_cfproxy_auto_test, run_cfworker_multi_test,
+    show_connectivity_results, show_multi_connectivity_results,
+)
+from ui.ctk_controls import (
+    create_entry, create_checkbox, create_label, create_labeled_entry,
+    create_config_section, create_combobox,
+)
+from ui.ctk_theme import CtkTheme
+from ui.ctk_tooltip import attach_ctk_tooltip, attach_tooltip_to_widgets
+from ui.settings import validate_settings
+from ui.i18n import (
+    label_from_language, language_from_label, language_option_labels,
+    set_language, get_language, t,
+)
+
+_INNER_W = 396
+_APPEARANCE_KEYS = ("auto", "light", "dark")
+_APPEARANCE_TO_CTK = {"auto": "system", "light": "Light", "dark": "Dark"}
+
+
+def _get_doc_url(doc_name: str) -> str:
+    lang = get_language().value
+    lang_folder = "EN" if lang == "en" else "RU"
+    return f"https://github.com/Flowseal/tg-ws-proxy/blob/main/docs/{lang_folder}/{doc_name}.md"
+
+
+def _appearance_options() -> List[str]:
+    return [t(f"appearance.{key}") for key in _APPEARANCE_KEYS]
+
+
+def _appearance_from_cfg(value: str) -> str:
+    if value in _APPEARANCE_KEYS:
+        return t(f"appearance.{value}")
+    return t("appearance.auto")
+
+
+def _appearance_to_cfg(label: str) -> str:
+    for key in _APPEARANCE_KEYS:
+        if t(f"appearance.{key}") == label:
+            return key
+    return "auto"
+
+
+@dataclass
+class TrayConfigFormWidgets:
+    host_var: Any
+    port_var: Any
+    secret_var: Any
+    dc_textbox: Any
+    verbose_var: Any
+    no_secure_var: Any
+    advanced_vars: Dict[str, Any]
+    autostart_var: Optional[Any]
+    check_updates_var: Optional[Any]
+    cfproxy_var: Optional[Any] = None
+    cfproxy_user_domain_enabled_var: Optional[Any] = None
+    cfproxy_user_domain_var: Optional[Any] = None
+    cfproxy_worker_enabled_var: Optional[Any] = None
+    cfproxy_worker_domain_var: Optional[Any] = None
+    appearance_var: Optional[Any] = None
+    language_var: Optional[Any] = None
+
+
+def install_tray_config_form(
+    ctk: Any,
+    frame: Any,
+    theme: CtkTheme,
+    cfg: dict,
+    default_config: dict,
+    *,
+    show_autostart: bool = False,
+    autostart_value: bool = False,
+    on_update_click: Optional[Callable[[], None]] = None,
+) -> TrayConfigFormWidgets:
+    set_language(cfg.get("language", default_config["language"]))
+    no_secure_var = ctk.BooleanVar(master=frame, value=cfg.get("no_secure", False))
+
+    _create_header(ctk, frame, theme)
+    appearance_var, language_var = _create_interface(ctk, frame, theme, cfg, default_config)
+    host_var, port_var, secret_var = _create_connection(ctk, frame, theme, cfg, default_config)
+    dc_textbox = _create_dc(ctk, frame, theme, cfg, default_config)
+    cfproxy_var, cf_custom_cb_var, cfproxy_user_domain_var = _create_cfproxy(
+        ctk, frame, theme, cfg, default_config, no_secure_var,
+    )
+    cfproxy_worker_enabled_var, cfproxy_worker_domain_var = _create_cfworker(
+        ctk, frame, theme, cfg, default_config, no_secure_var,
+    )
+    verbose_var, advanced_vars = _create_logging(
+        ctk, frame, theme, cfg, default_config, no_secure_var,
+    )
+    check_updates_var = _create_updates(ctk, frame, theme, cfg, default_config, on_update_click)
+    autostart_var = _create_autostart(ctk, frame, theme, show_autostart, autostart_value)
+
+    return TrayConfigFormWidgets(
+        host_var=host_var, port_var=port_var, secret_var=secret_var,
+        dc_textbox=dc_textbox, verbose_var=verbose_var, no_secure_var=no_secure_var,
+        advanced_vars=advanced_vars,
+        autostart_var=autostart_var, check_updates_var=check_updates_var,
+        cfproxy_var=cfproxy_var,
+        cfproxy_user_domain_enabled_var=cf_custom_cb_var,
+        cfproxy_user_domain_var=cfproxy_user_domain_var,
+        cfproxy_worker_enabled_var=cfproxy_worker_enabled_var,
+        cfproxy_worker_domain_var=cfproxy_worker_domain_var,
+        appearance_var=appearance_var,
+        language_var=language_var,
+    )
+
+
+def _create_header(ctk, frame, theme):
+    header = ctk.CTkFrame(frame, fg_color="transparent")
+    header.pack(fill="x", pady=(0, 2))
+    ctk.CTkLabel(
+        header, text=t("settings.title"),
+        font=(theme.ui_font_family, 17, "bold"),
+        text_color=theme.text_primary, anchor="w",
+    ).pack(side="left")
+    ctk.CTkLabel(
+        header, text=f"v{__version__}",
+        font=(theme.ui_font_family, 12),
+        text_color=theme.text_secondary, anchor="e",
+    ).pack(side="right", padx=(4, 0))
+
+    ctk.CTkButton(
+        header, text="Donate ♥", width=90, height=28,
+        font=(theme.ui_font_family, 13, "bold"), corner_radius=8,
+        fg_color="#22c55e", hover_color="#16a34a",
+        text_color="#ffffff", border_width=0,
+        command=lambda: (
+            header.winfo_toplevel().iconify(),
+            webbrowser.open(_get_doc_url("Funding")),
+        ),
+    ).pack(side="right", padx=(0, 6))
+
+
+def _create_interface(ctk, frame, theme, cfg, default_config):
+    lang_cfg = cfg.get("language", default_config["language"])
+    appearance_var = ctk.StringVar(
+        master=frame, value=_appearance_from_cfg(cfg.get("appearance", "auto"))
+    )
+
+    def _on_appearance_change(choice: str) -> None:
+        cfg_val = _appearance_to_cfg(choice)
+        ctk.set_appearance_mode(_APPEARANCE_TO_CTK[cfg_val])
+
+    ui_inner = create_config_section(ctk, frame, theme, t("section.interface"))
+    ui_row = ctk.CTkFrame(ui_inner, fg_color="transparent")
+    ui_row.pack(fill="x")
+
+    lang_col = ctk.CTkFrame(ui_row, fg_color="transparent")
+    lang_col.pack(side="left", fill="x", expand=True, padx=(0, 8))
+
+    theme_col = ctk.CTkFrame(ui_row, fg_color="transparent")
+    theme_col.pack(side="left", fill="x", expand=True, padx=(8, 0))
+
+    language_var = ctk.StringVar(master=frame, value=label_from_language(lang_cfg))
+    create_label(ctk, lang_col, theme, t("settings.language"), size=11).pack(
+        anchor="w", pady=(0, 2)
+    )
+    create_combobox(
+        ctk, lang_col, theme, variable=language_var,
+        values=[label for _, label in language_option_labels()],
+    ).pack(fill="x")
+    create_label(ctk, theme_col, theme, t("settings.theme"), size=11).pack(
+        anchor="w", pady=(0, 2)
+    )
+    create_combobox(
+        ctk, theme_col, theme, variable=appearance_var,
+        values=_appearance_options(), command=_on_appearance_change,
+    ).pack(fill="x")
+    return appearance_var, language_var
+
+
+def _create_connection(ctk, frame, theme, cfg, default_config):
+    conn = create_config_section(ctk, frame, theme, t("section.mtproto"))
+
+    host_row = ctk.CTkFrame(conn, fg_color="transparent")
+    host_row.pack(fill="x")
+
+    host_col, host_var = create_labeled_entry(
+        ctk, host_row, theme, t("label.host"),
+        cfg.get("host", default_config["host"]),
+        tip=t("tip.host"), width=160, pack_fill=True,
+    )
+    host_col.pack(side="left", fill="x", expand=True, padx=(0, 10))
+
+    port_col, port_var = create_labeled_entry(
+        ctk, host_row, theme, t("label.port"),
+        cfg.get("port", default_config["port"]),
+        tip=t("tip.port"), width=100,
+    )
+    port_col.pack(side="left")
+
+    secret_row = ctk.CTkFrame(conn, fg_color="transparent")
+    secret_row.pack(fill="x")
+
+    secret_col, secret_var = create_labeled_entry(
+        ctk, secret_row, theme, t("label.secret"),
+        cfg.get("secret", default_config["secret"]),
+        tip=t("tip.secret"), width=160, pack_fill=True,
+    )
+    secret_col.pack(side="left", fill="x", expand=True, padx=(0, 10))
+
+    regen_col = ctk.CTkFrame(secret_row, fg_color="transparent")
+    regen_col.pack(side="left", anchor="s")
+    ctk.CTkLabel(regen_col, text="", font=(theme.ui_font_family, 12)).pack(pady=(0, 2))
+    ctk.CTkButton(
+        regen_col, text="↺", width=36, height=36,
+        font=(theme.ui_font_family, 18), corner_radius=10,
+        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+        text_color="#ffffff", border_width=1, border_color=theme.field_border,
+        command=lambda: secret_var.set(os.urandom(16).hex()),
+    ).pack()
+    return host_var, port_var, secret_var
+
+
+def _create_dc(ctk, frame, theme, cfg, default_config):
+    dc_inner = create_config_section(ctk, frame, theme, t("section.dc"))
+    dc_lbl = create_label(ctk, dc_inner, theme, t("label.dc_hint"), size=11)
+    dc_lbl.pack(anchor="w", pady=(0, 4))
+    dc_textbox = ctk.CTkTextbox(
+        dc_inner, width=_INNER_W, height=88,
+        font=(theme.mono_font_family, 12), corner_radius=10,
+        fg_color=theme.bg, border_color=theme.field_border,
+        border_width=1, text_color=theme.text_primary,
+    )
+    dc_textbox.pack(fill="x")
+    dc_textbox.insert("1.0", "\n".join(cfg.get("dc_ip", default_config["dc_ip"])))
+    attach_tooltip_to_widgets([dc_lbl, dc_textbox], t("tip.dc"))
+    return dc_textbox
+
+
+def _create_cfproxy(ctk, frame, theme, cfg, default_config, no_secure_var):
+    cf_inner = create_config_section(ctk, frame, theme, t("section.cfproxy"))
+
+    cf_row = ctk.CTkFrame(cf_inner, fg_color="transparent")
+    cf_row.pack(fill="x", pady=(0, 4))
+
+    cfproxy_var = ctk.BooleanVar(
+        master=frame, value=cfg.get("cfproxy", default_config.get("cfproxy", True))
+    )
+    cf_cb = create_checkbox(ctk, cf_row, theme, t("label.cf_enable"), cfproxy_var)
+    cf_cb.pack(side="left", padx=(0, 16))
+    attach_ctk_tooltip(cf_cb, t("tip.cfproxy"))
+
+    cf_test = BackgroundTask(frame.winfo_toplevel())
+
+    def _on_cf_test():
+        secure = not no_secure_var.get()
+        user_domains = (
+            coerce_domain_list(cfproxy_user_domain_var.get())
+            if cf_custom_cb_var.get() else []
+        )
+        if cf_test.running:
+            return
+        _cf_test_widget.configure(text=t("button.test_loading"), state="disabled")
+
+        def finish():
+            _cf_test_widget.configure(text=t("button.test"), state="normal")
+
+        if user_domains:
+            cf_test.start(
+                lambda: run_cfproxy_multi_test(user_domains, secure=secure),
+                lambda per: show_multi_connectivity_results(
+                    t("connectivity.cfproxy_title"), per, label_prefix="kws",
+                    parent=frame.winfo_toplevel(),
+                ),
+                finish,
+            )
+        else:
+            domains = list(balancer.domains)
+            cf_test.start(
+                lambda: run_cfproxy_auto_test(domains, secure=secure),
+                lambda result: show_connectivity_results(
+                    t("connectivity.cfproxy_title"), result[1],
+                    domain=result[0] or "", auto_mode=True,
+                    unavailable_message=t("connectivity.cf_auto_fail"),
+                    parent=frame.winfo_toplevel(),
+                ),
+                finish,
+            )
+
+    _cf_test_widget = ctk.CTkButton(
+        cf_row, text=t("button.test"), width=56, height=28,
+        font=(theme.ui_font_family, 13), corner_radius=8,
+        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+        text_color="#ffffff", border_width=1, border_color=theme.field_border,
+        command=_on_cf_test,
+    )
+    _cf_test_widget.pack(side="right")
+
+    cf_custom_row = ctk.CTkFrame(cf_inner, fg_color="transparent")
+    cf_custom_row.pack(fill="x")
+
+    saved_user_domains = coerce_domain_list(
+        cfg.get("cfproxy_user_domain", default_config.get("cfproxy_user_domain", ""))
+    )
+    cf_custom_cb_var = ctk.BooleanVar(
+        master=frame, value=cfg.get("cfproxy_user_domain_enabled", bool(saved_user_domains))
+    )
+    cf_custom_cb = create_checkbox(ctk, cf_custom_row, theme, t("label.cf_custom_domain"), cf_custom_cb_var)
+    cf_custom_cb.pack(side="left", padx=(0, 10))
+    attach_ctk_tooltip(cf_custom_cb, t("tip.cfproxy_user_domain_cb"))
+
+    ctk.CTkButton(
+        cf_custom_row, text="?", width=28, height=32,
+        font=(theme.ui_font_family, 14), corner_radius=8,
+        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+        text_color="#ffffff", border_width=1, border_color=theme.field_border,
+        command=lambda: webbrowser.open(_get_doc_url("CfProxy")),
+    ).pack(side="right")
+
+    cfproxy_user_domain_var = ctk.StringVar(master=frame, value=", ".join(saved_user_domains))
+    cf_domain_entry = create_entry(
+        ctk, cf_custom_row, theme, var=cfproxy_user_domain_var,
+        height=32, radius=8,
+    )
+    cf_domain_entry.pack(side="left", fill="x", expand=True, padx=(0, 6))
+    attach_ctk_tooltip(cf_domain_entry, t("tip.cfproxy_domain"))
+
+    def _sync_domain_entry(*_):
+        state = "normal" if cf_custom_cb_var.get() else "disabled"
+        cf_domain_entry.configure(state=state)
+
+    cf_custom_cb_var.trace_add("write", _sync_domain_entry)
+    _sync_domain_entry()
+    return cfproxy_var, cf_custom_cb_var, cfproxy_user_domain_var
+
+
+def _create_cfworker(ctk, frame, theme, cfg, default_config, no_secure_var):
+    cf_worker_inner = create_config_section(ctk, frame, theme, t("section.cfworker"))
+
+    cf_worker_row = ctk.CTkFrame(cf_worker_inner, fg_color="transparent")
+    cf_worker_row.pack(fill="x", pady=(0, 4))
+    cf_worker_lbl = create_label(ctk, cf_worker_row, theme, t("label.cfworker_domains"), size=11)
+    cf_worker_lbl.pack(side="left", anchor="w", pady=(0, 2))
+
+    cf_worker_input = ctk.CTkFrame(cf_worker_inner, fg_color="transparent")
+    cf_worker_input.pack(fill="x")
+
+    saved_worker_domains = coerce_domain_list(
+        cfg.get("cfproxy_worker_domain", default_config.get("cfproxy_worker_domain", ""))
+    )
+    cfproxy_worker_enabled_var = ctk.BooleanVar(
+        master=frame, value=cfg.get("cfproxy_worker_enabled", bool(saved_worker_domains))
+    )
+    cf_worker_cb = create_checkbox(
+        ctk, cf_worker_input, theme, t("label.cf_custom_domain"),
+        cfproxy_worker_enabled_var,
+    )
+    cf_worker_cb.pack(side="left", padx=(0, 10))
+    attach_ctk_tooltip(cf_worker_cb, t("tip.cfworker_domain"))
+
+    cfproxy_worker_domain_var = ctk.StringVar(master=frame, value=", ".join(saved_worker_domains))
+    cf_worker_entry = create_entry(
+        ctk, cf_worker_input, theme, var=cfproxy_worker_domain_var,
+        height=32, radius=8,
+    )
+    cf_worker_entry.pack(side="left", fill="x", expand=True, padx=(0, 6))
+    attach_tooltip_to_widgets([cf_worker_lbl, cf_worker_entry], t("tip.cfworker_domain"))
+
+    worker_test = BackgroundTask(frame.winfo_toplevel())
+
+    def _sync_cfworker_test_button(*_):
+        btn = _cfworker_test_widget
+        enabled = (
+            not worker_test.running and cfproxy_worker_enabled_var.get()
+            and bool(coerce_domain_list(cfproxy_worker_domain_var.get()))
+        )
+        btn.configure(state="normal" if enabled else "disabled")
+
+    def _on_cfworker_test():
+        secure = not no_secure_var.get()
+        domains = coerce_domain_list(cfproxy_worker_domain_var.get())
+        if worker_test.running or not cfproxy_worker_enabled_var.get() or not domains:
+            return
+        _cfworker_test_widget.configure(text=t("button.test_loading"), state="disabled")
+
+        def finish():
+            _cfworker_test_widget.configure(text=t("button.test"))
+            _sync_cfworker_test_button()
+
+        worker_test.start(
+            lambda: run_cfworker_multi_test(domains, secure=secure),
+            lambda per: show_multi_connectivity_results(
+                t("connectivity.cfworker_title"), per, label_prefix="DC",
+                parent=frame.winfo_toplevel(),
+            ),
+            finish,
+        )
+
+    ctk.CTkButton(
+        cf_worker_input, text="?", width=28, height=32,
+        font=(theme.ui_font_family, 14), corner_radius=8,
+        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+        text_color="#ffffff", border_width=1, border_color=theme.field_border,
+        command=lambda: webbrowser.open(_get_doc_url("CfWorker")),
+    ).pack(side="right")
+
+    _cfworker_test_widget = ctk.CTkButton(
+        cf_worker_row, text=t("button.test"), width=56, height=28,
+        font=(theme.ui_font_family, 13), corner_radius=8,
+        fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+        text_color="#ffffff", border_width=1, border_color=theme.field_border,
+        command=_on_cfworker_test,
+    )
+    _cfworker_test_widget.pack(side="right")
+
+    def _sync_cfworker_entry(*_):
+        state = "normal" if cfproxy_worker_enabled_var.get() else "disabled"
+        cf_worker_entry.configure(state=state)
+        _sync_cfworker_test_button()
+
+    cfproxy_worker_enabled_var.trace_add("write", _sync_cfworker_entry)
+    cfproxy_worker_domain_var.trace_add("write", _sync_cfworker_test_button)
+    _sync_cfworker_entry()
+    return cfproxy_worker_enabled_var, cfproxy_worker_domain_var
+
+
+def _create_logging(ctk, frame, theme, cfg, default_config, no_secure_var):
+    log_inner = create_config_section(ctk, frame, theme, t("section.logs"))
+
+    verbose_var = ctk.BooleanVar(master=frame, value=cfg.get("verbose", False))
+    verbose_cb = create_checkbox(ctk, log_inner, theme, t("label.verbose"), verbose_var)
+    verbose_cb.pack(anchor="w", pady=(0, 6))
+    attach_ctk_tooltip(verbose_cb, t("tip.verbose"))
+
+    no_secure_cb = create_checkbox(ctk, log_inner, theme, t("label.no_secure"), no_secure_var)
+    no_secure_cb.pack(anchor="w", pady=(0, 6))
+    attach_ctk_tooltip(no_secure_cb, t("tip.no_secure"))
+
+    adv_frame = ctk.CTkFrame(log_inner, fg_color="transparent")
+    adv_frame.pack(fill="x")
+
+    adv_rows = [
+        (t("label.buf_kb"), "buf_kb", t("tip.buf_kb")),
+        (t("label.pool_size"), "pool_size", t("tip.pool")),
+        (t("label.log_max_mb"), "log_max_mb", t("tip.log_mb")),
+    ]
+    advanced_vars = {}
+    for label_text, key, tip in adv_rows:
+        col = ctk.CTkFrame(adv_frame, fg_color="transparent")
+        col.pack(fill="x", pady=(0, 0 if key == "log_max_mb" else 5))
+        adv_l = create_label(ctk, col, theme, label_text, size=11)
+        adv_l.pack(anchor="w", pady=(0, 2))
+        advanced_vars[key] = ctk.StringVar(master=frame, value=str(cfg.get(key, default_config[key])))
+        adv_e = create_entry(
+            ctk, col, theme, width=_INNER_W, height=32, radius=8,
+            var=advanced_vars[key],
+        )
+        adv_e.pack(fill="x")
+        attach_tooltip_to_widgets([adv_l, adv_e, col], tip)
+    return verbose_var, advanced_vars
+
+
+def _create_updates(ctk, frame, theme, cfg, default_config, on_update_click):
+    upd_inner = create_config_section(ctk, frame, theme, t("section.updates"))
+    st = get_status()
+    check_updates_var = ctk.BooleanVar(
+        master=frame, value=bool(cfg.get("check_updates", default_config.get("check_updates", True)))
+    )
+    upd_cb = create_checkbox(ctk, upd_inner, theme, t("label.check_updates"), check_updates_var)
+    upd_cb.pack(anchor="w", pady=(0, 6))
+    attach_ctk_tooltip(upd_cb, t("tip.check_updates"))
+
+    if st.get("error"):
+        upd_status = t("updates.status_error")
+    elif not st.get("checked"):
+        upd_status = t("updates.status_pending")
+    elif st.get("has_update") and st.get("latest"):
+        upd_status = t("updates.status_available", latest=st["latest"], current=__version__)
+    elif st.get("ahead_of_release") and st.get("latest"):
+        upd_status = t("updates.status_ahead", current=__version__, latest=st["latest"])
+    else:
+        upd_status = t("updates.status_latest")
+
+    create_label(ctk, upd_inner, theme, upd_status, size=11,
+           justify="left", wraplength=_INNER_W).pack(anchor="w", pady=(0, 8))
+
+    rel_url = (st.get("html_url") or "").strip() or RELEASES_PAGE_URL
+    if st.get("has_update") and on_update_click is not None:
+        upd_btn_row = ctk.CTkFrame(upd_inner, fg_color="transparent")
+        upd_btn_row.pack(fill="x")
+        upd_btn_row.grid_columnconfigure(0, weight=1)
+        upd_btn_row.grid_columnconfigure(1, weight=1)
+        ctk.CTkButton(
+            upd_btn_row, text=t("button.open_release"), height=32,
+            font=(theme.ui_font_family, 13), corner_radius=8,
+            fg_color=theme.field_bg, hover_color=theme.field_border,
+            text_color=theme.text_primary, border_width=1,
+            border_color=theme.field_border,
+            command=lambda u=rel_url: webbrowser.open(u),
+        ).grid(row=0, column=0, sticky="ew", padx=(0, 4))
+        ctk.CTkButton(
+            upd_btn_row, text=t("button.update"), height=32,
+            font=(theme.ui_font_family, 13, "bold"), corner_radius=8,
+            fg_color=theme.tg_blue, hover_color=theme.tg_blue_hover,
+            text_color="#ffffff",
+            command=on_update_click,
+        ).grid(row=0, column=1, sticky="ew", padx=(4, 0))
+    else:
+        ctk.CTkButton(
+            upd_inner, text=t("button.open_release"), height=32,
+            font=(theme.ui_font_family, 13), corner_radius=8,
+            fg_color=theme.field_bg, hover_color=theme.field_border,
+            text_color=theme.text_primary, border_width=1,
+            border_color=theme.field_border,
+            command=lambda u=rel_url: webbrowser.open(u),
+        ).pack(anchor="w")
+    return check_updates_var
+
+
+def _create_autostart(ctk, frame, theme, show_autostart, autostart_value):
+    autostart_var = None
+    if show_autostart:
+        sys_inner = create_config_section(ctk, frame, theme, t("section.windows_startup"), bottom_spacer=4)
+        autostart_var = ctk.BooleanVar(master=frame, value=autostart_value)
+        as_cb = create_checkbox(ctk, sys_inner, theme, t("label.autostart"), autostart_var)
+        as_cb.pack(anchor="w", pady=(0, 4))
+        as_hint = create_label(
+            ctk, sys_inner, theme,
+            t("label.autostart_hint"),
+            size=11, justify="left", wraplength=_INNER_W,
+        )
+        as_hint.pack(anchor="w")
+        attach_tooltip_to_widgets([as_cb, as_hint], t("tip.autostart"))
+    return autostart_var
+
+
+def validate_config_form(
+    widgets: TrayConfigFormWidgets,
+    default_config: dict,
+    *,
+    include_autostart: bool,
+) -> Union[dict, str]:
+    values = {
+        "host": widgets.host_var.get(),
+        "port": widgets.port_var.get(),
+        "secret": widgets.secret_var.get(),
+        "dc_ip": widgets.dc_textbox.get("1.0", "end"),
+        "verbose": bool(widgets.verbose_var.get()),
+    }
+    for key, var in widgets.advanced_vars.items():
+        values[key] = var.get()
+    for key in (
+        "check_updates", "cfproxy", "cfproxy_user_domain_enabled",
+        "cfproxy_worker_enabled", "no_secure",
+    ):
+        var = getattr(widgets, f"{key}_var")
+        if var is not None:
+            values[key] = bool(var.get())
+    for key in ("cfproxy_user_domain", "cfproxy_worker_domain"):
+        var = getattr(widgets, f"{key}_var")
+        if var is not None:
+            values[key] = var.get()
+    if include_autostart:
+        values["autostart"] = (
+            bool(widgets.autostart_var.get())
+            if widgets.autostart_var is not None else False
+        )
+    if widgets.appearance_var is not None:
+        values["appearance"] = _appearance_to_cfg(widgets.appearance_var.get())
+    if widgets.language_var is not None:
+        values["language"] = language_from_label(widgets.language_var.get()).value
+    return validate_settings(values, default_config)
+
+

utils/default_config.py

@@ -7,6 +7,7 @@ from __future__ import annotations
 import sys
 import os
 from typing import Any, Dict
+from copy import deepcopy
 
 from ui.i18n import detect_system_language
 
@@ -26,11 +27,12 @@ _TRAY_DEFAULTS_COMMON: Dict[str, Any] = {
     "cfproxy_worker_domain": [],
     "force_test_dc": False,
     "no_secure": False,
+    "appearance": "auto",
 }
 
 
 def default_tray_config() -> Dict[str, Any]:
-    cfg = dict(_TRAY_DEFAULTS_COMMON)
+    cfg = deepcopy(_TRAY_DEFAULTS_COMMON)
     cfg["secret"] = os.urandom(16).hex()
     cfg["language"] = detect_system_language().value
 

utils/tray_common.py

@@ -11,6 +11,7 @@ import threading
 import time
 from pathlib import Path
 from typing import Any, Callable, Dict, Optional, Tuple
+from copy import deepcopy
 
 import psutil
 
@@ -211,7 +212,7 @@ def load_config() -> dict:
         except Exception as exc:
             log.warning("Failed to load config: %s", repr(exc))
     if cfg is None:
-        cfg = dict(DEFAULT_CONFIG)
+        cfg = deepcopy(DEFAULT_CONFIG)
     _apply_ui_language(cfg)
     return cfg
 

windows.py

@@ -53,13 +53,13 @@ from utils.update_check import (
 from ui.ctk_tray_ui import (
     install_tray_config_buttons, install_tray_config_form,
     populate_first_run_window, tray_settings_scroll_and_footer,
-    validate_config_form,
 )
 from ui.ctk_theme import (
     CONFIG_DIALOG_FRAME_PAD, CONFIG_DIALOG_SIZE, FIRST_RUN_SIZE,
     create_ctk_toplevel, ctk_theme_for_platform, main_content_frame,
 )
-from ui.i18n import set_language, t
+from ui.i18n import t
+from ui.settings_dialog import SettingsDialog
 
 _tray_icon: Optional[object] = None
 _config: dict = {}
@@ -500,8 +500,6 @@ def _edit_config_dialog() -> None:
 
     cfg = dict(_config)
     cfg["autostart"] = is_autostart_enabled()
-    if _supports_autostart() and not cfg["autostart"]:
-        set_autostart_enabled(False)
 
     def _build(done: threading.Event) -> None:
         theme = ctk_theme_for_platform()
@@ -521,72 +519,28 @@ def _edit_config_dialog() -> None:
             if _tray_icon is not None:
                 _tray_icon.menu = _build_menu()
 
-        _original_language = _config.get("language", DEFAULT_CONFIG["language"])
-
         widgets = install_tray_config_form(
             ctk, scroll, theme, cfg, DEFAULT_CONFIG,
             show_autostart=_supports_autostart(),
             autostart_value=cfg.get("autostart", False),
-            on_language_change=_refresh_tray_menu,
             on_update_click=_trigger_update_flow,
         )
 
-        _original_appearance = ctk.get_appearance_mode()
-
-        def _restore_ui_locale() -> None:
-            set_language(_original_language)
-            _refresh_tray_menu()
-
         def _finish() -> None:
             root.destroy()
             done.set()
 
-        def _cancel() -> None:
+        dialog = SettingsDialog(
-            ctk.set_appearance_mode(_original_appearance)
+            ctk=ctk, root=root, widgets=widgets, config=_config,
-            _restore_ui_locale()
+            defaults=DEFAULT_CONFIG, persist=save_config,
-            _finish()
+            refresh_menu=_refresh_tray_menu, finish=_finish,
-
+            restart=lambda config: restart_proxy(config, _show_error),
-        def on_save() -> None:
+            include_autostart=_supports_autostart(),
-            from tkinter import messagebox
+            apply_autostart=set_autostart_enabled if _supports_autostart() else None,
-            merged = validate_config_form(widgets, DEFAULT_CONFIG, include_autostart=_supports_autostart())
-            if isinstance(merged, str):
-                messagebox.showerror(t("app.error_title"), merged, parent=root)
-                return
-
-            merged["force_test_dc"] = _config.get("force_test_dc", DEFAULT_CONFIG["force_test_dc"])
-
-            _ui_only_keys = {"appearance", "autostart", "check_updates", "language"}
-            config_changed = any(merged.get(k) != cfg.get(k) for k in merged)
-            proxy_changed = any(merged.get(k) != _config.get(k) for k in merged if k not in _ui_only_keys)
-
-            if not config_changed:
-                _restore_ui_locale()
-                _finish()
-                return
-
-            save_config(merged)
-            _config.update(merged)
-            set_language(merged.get("language", DEFAULT_CONFIG["language"]))
-            log.info("Config saved: %s", merged)
-            if _supports_autostart():
-                set_autostart_enabled(bool(merged.get("autostart", False)))
-            _tray_icon.menu = _build_menu()
-
-            if not proxy_changed:
-                _finish()
-                return
-
-            do_restart = messagebox.askyesno(
-                t("dialog.restart_title"),
-                t("dialog.restart_body"),
-                parent=root,
         )
-            _finish()
-            if do_restart:
-                threading.Thread(target=lambda: restart_proxy(_config, _show_error), daemon=True).start()
 
-        root.protocol("WM_DELETE_WINDOW", _cancel)
+        root.protocol("WM_DELETE_WINDOW", dialog.cancel)
-        install_tray_config_buttons(ctk, footer, theme, on_save=on_save, on_cancel=_cancel)
+        install_tray_config_buttons(ctk, footer, theme, on_save=dialog.save, on_cancel=dialog.cancel)
 
     ctk_run_dialog(_build)