UI refactoring

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()