Added settings dialog with loglevel

src/bedit_gui/services/application_settings.py

@@ -0,0 +1,27 @@
+from __future__ import annotations
+
+import logging
+
+from PySide6.QtCore import QSettings
+
+
+class ApplicationSettings:
+    """Typed access to persistent BEdit application settings."""
+
+    LOG_LEVEL_KEY = "logging/level"
+    DEFAULT_LOG_LEVEL = logging.INFO
+
+    def __init__(self, settings: QSettings | None = None) -> None:
+        self._settings = settings if settings is not None else QSettings()
+
+    @property
+    def log_level(self) -> int:
+        return self._settings.value(
+            self.LOG_LEVEL_KEY,
+            self.DEFAULT_LOG_LEVEL,
+            type=int,
+        )
+
+    @log_level.setter
+    def log_level(self, level: int) -> None:
+        self._settings.setValue(self.LOG_LEVEL_KEY, level)