Add support for reading settings.json

clock.kv

@@ -129,7 +129,7 @@
                 color: root.theme.color_font
                 id: settings_menu_label_2
             Slider:
-                id: wake_up_bightness_slider
+                id: wake_up_brightness_slider
                 min: 0
                 max: 20
                 value: 20

clock.py

@@ -145,6 +145,10 @@ class ClockSettings():
     
         self.theme_selected = j["theme"]
         self.wake_up_volume = j["volume"]
+        self.sound_selected = j["wake_up_sound"]
+        self.wake_up_brightness = j["wake_up_brightness"]
+        self.reading_light_brightness = j["reading_light_brightness"]
+        self.display_brightness = j["display_brightness"]
 
         self.alarm_time = datetime.datetime(2022, 12, 10, 7, 30, 0, 0)
         self.alarm_activated = False
@@ -154,10 +158,6 @@ class ClockSettings():
 
         self.seconds_to_sunrise = 30 * 60 # 30 minutes
 
-        self.wake_up_volume = 15
-        self.wake_up_brightness = 20
-        self.reading_light_brightness = 1
-        self.display_brightness = 10
 
 
     def read(self):
@@ -321,6 +321,13 @@ class MyClockWidget(FloatLayout):
 
         self.apply_theme()
 
+    def apply_settings(self):
+        self.ids["volume_slider"].value = self.settings.wake_up_volume
+        self.ids["settings_menu_wake_up_sound_select_button"].text = self.settings.sound_selected
+        self.ids["wake_up_brightness_slider"].value = self.settings.wake_up_brightness
+        self.ids["reading_light_brightness_slider"].value = self.settings.reading_light_brightness
+        self.ids["display_brightness_slider"].value = self.settings.display_brightness
+
     def add_wake_up_sounds(self):
         x = self.ids["settings_menu_wake_up_sound_boxlayout"]
         gl = GridLayout(
@@ -329,9 +336,7 @@ class MyClockWidget(FloatLayout):
 
         self.wake_up_sounds = WakeUpSounds
 
-        self.settings.sound_selected = next(iter(self.wake_up_sounds))
         self.settings.sound_source = self.wake_up_sounds[self.settings.sound_selected]
-        self.ids["settings_menu_wake_up_sound_select_button"].text = self.settings.sound_selected
 
         self.wake_up_sound_checkboxes = []
         self.wake_up_sound_labels = []
@@ -1310,6 +1315,7 @@ class MyApp(App):
         new_vol = clock_widget.mixer.getvolume()
         print("HW volume changed from " + str(old_vol) + " to " + str(new_vol))
 
+        clock_widget.apply_settings()
         return clock_widget
 
 def except_hook(type, value, tb):

settings.json

@@ -0,0 +1,8 @@
+{
+    "volume": 4,
+    "wake_up_sound": "NPO Radio 1",
+    "wake_up_brightness": 20,
+    "reading_light_brightness": 3,
+    "display_brightness": 5,
+    "theme": "Colorful"
+}