add sound info

screens/setting/sound_screen.py

@@ -1,4 +1,4 @@
-from PySide6.QtCore import Qt
+from PySide6.QtCore import Qt, QSettings
 from PySide6.QtGui import QFont
 from PySide6.QtWidgets import (
     QWidget,
@@ -17,6 +17,7 @@ class SoundScreen(QWidget):
     def __init__(self, on_eq):
         super().__init__()
         self._on_eq = on_eq
+        self._settings = QSettings("car_ui", "ui")
 
         root = QVBoxLayout(self)
         root.setContentsMargins(0, 0, 0, 0)
@@ -50,67 +51,103 @@ class SoundScreen(QWidget):
         scroll.setWidget(content)
         root.addWidget(scroll, 1)
 
+    def _read_int(self, key: str, default: int) -> int:
+        return _read_int_setting(self._settings, key, default)
+
+    def _read_bool(self, key: str, default: bool) -> bool:
+        return _read_bool_setting(self._settings, key, default)
+
     def _build_volume_card(self) -> QWidget:
         card, body = _card("Громкость")
-        body.addWidget(
+        default_value = 60
-            _slider_row(
+        value = self._read_int("sound/base_volume", default_value)
+        row, slider, value_label = _slider_row(
             "Базовая громкость",
             0,
             100,
-                60,
+            value,
             lambda v: f"{v}%",
         )
+        slider.valueChanged.connect(
+            lambda v: self._settings.setValue("sound/base_volume", v)
         )
+        body.addWidget(row)
         return card
 
     def _build_premute_card(self) -> QWidget:
         card, body = _card("Премут")
-        body.addWidget(_toggle_row("Премут", checked=False))
+        premute_enabled = self._read_bool("sound/premute_enabled", False)
-        body.addWidget(
+        premute_value = self._read_int("sound/premute_volume", 10)
-            _slider_row(
+
+        row_toggle, toggle_btn = _toggle_row("Премут", checked=premute_enabled)
+        toggle_btn.toggled.connect(
+            lambda checked: self._settings.setValue(
+                "sound/premute_enabled",
+                checked,
+            )
+        )
+
+        row_slider, slider, value_label = _slider_row(
             "Громкость премут",
             0,
             100,
-                10,
+            premute_value,
             lambda v: f"{v}%",
         )
+        slider.valueChanged.connect(
+            lambda v: self._settings.setValue("sound/premute_volume", v)
         )
+
+        body.addWidget(row_toggle)
+        body.addWidget(row_slider)
         return card
 
     def _build_ducking_card(self) -> QWidget:
         card, body = _card("Ducking")
-        body.addWidget(_toggle_row("Ducking", checked=True))
+        ducking_enabled = self._read_bool("sound/ducking_enabled", True)
-        body.addWidget(
+        ducking_value = self._read_int("sound/ducking_volume", 35)
-            _slider_row(
+
+        row_toggle, toggle_btn = _toggle_row("Ducking", checked=ducking_enabled)
+        toggle_btn.toggled.connect(
+            lambda checked: self._settings.setValue(
+                "sound/ducking_enabled",
+                checked,
+            )
+        )
+
+        row_slider, slider, value_label = _slider_row(
             "Громкость при Ducking",
             0,
             100,
-                35,
+            ducking_value,
             lambda v: f"{v}%",
         )
+        slider.valueChanged.connect(
+            lambda v: self._settings.setValue("sound/ducking_volume", v)
         )
+
+        body.addWidget(row_toggle)
+        body.addWidget(row_slider)
         return card
 
     def _build_balance_card(self) -> QWidget:
         card, body = _card("Баланс и фейдер")
-        body.addWidget(
+        row, slider, value_label = _slider_row(
-            _slider_row(
             "Баланс L/R",
             -50,
             50,
             0,
             _format_balance,
         )
-        )
+        body.addWidget(row)
-        body.addWidget(
+        row, slider, value_label = _slider_row(
-            _slider_row(
             "Фейдер F/R",
             -50,
             50,
             0,
             _format_fader,
         )
-        )
+        body.addWidget(row)
         return card
 
     def _build_tone_card(self) -> QWidget:
@@ -164,7 +201,7 @@ def _card(title: str) -> tuple[QWidget, QVBoxLayout]:
     return card, layout
 
 
-def _toggle_row(label: str, checked: bool) -> QWidget:
+def _toggle_row(label: str, checked: bool) -> tuple[QWidget, QPushButton]:
     row = QWidget()
     row.setObjectName("SoundToggleRow")
     layout = QHBoxLayout(row)
@@ -191,7 +228,7 @@ def _toggle_row(label: str, checked: bool) -> QWidget:
     layout.addWidget(lbl)
     layout.addStretch(1)
     layout.addWidget(btn)
-    return row
+    return row, btn
 
 
 def _slider_row(
@@ -200,7 +237,7 @@ def _slider_row(
     maximum: int,
     value: int,
     formatter,
-) -> QWidget:
+) -> tuple[QWidget, QSlider, QLabel]:
     row = QWidget()
     row.setObjectName("SoundSliderRow")
     layout = QVBoxLayout(row)
@@ -231,7 +268,7 @@ def _slider_row(
 
     layout.addWidget(header)
     layout.addWidget(slider)
-    return row
+    return row, slider, val
 
 
 def _format_balance(value: int) -> str:
@@ -246,3 +283,20 @@ def _format_fader(value: int) -> str:
         return "Центр"
     side = "F" if value < 0 else "R"
     return f"{side} {abs(value)}"
+
+
+def _read_int_setting(settings: QSettings, key: str, default: int) -> int:
+    raw = settings.value(key, default)
+    try:
+        return int(raw)
+    except (TypeError, ValueError):
+        return default
+
+
+def _read_bool_setting(settings: QSettings, key: str, default: bool) -> bool:
+    raw = settings.value(key, default)
+    if isinstance(raw, bool):
+        return raw
+    if isinstance(raw, str):
+        return raw.strip().lower() in ("1", "true", "yes", "on")
+    return bool(raw)