Updated DrawerHeader layout. Hopefully it's a final version. Moved the timer setup to the Sky fragment.

app/src/main/res/layout/drawer_header.xml

@@ -2,7 +2,7 @@
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="@dimen/drawer_header_height"
+    android:layout_height="wrap_content"
     android:background="@drawable/launcher_background"
     android:gravity="bottom"
     android:theme="@style/ThemeOverlay.AppCompat.Dark">
@@ -12,129 +12,148 @@
         android:layout_width="108dp"
         android:layout_height="108dp"
         android:layout_marginTop="24dp"
-        android:layout_marginEnd="8dp"
         android:contentDescription="@string/app_name"
         app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/drawer_title"
         app:layout_constraintTop_toTopOf="parent"
         app:srcCompat="@drawable/ic_sat_desc_left" />
 
     <TextView
         android:id="@+id/drawer_title"
         style="@style/DrawerHeader.Title"
+        android:layout_marginStart="8dp"
         android:text="@string/title"
-        app:layout_constraintStart_toStartOf="@+id/drawer_subtitle"
+        app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="@+id/drawer_sat_img" />
 
     <TextView
         android:id="@+id/drawer_subtitle"
         style="@style/DrawerHeader.Title"
         android:text="@string/subtitle"
-        app:layout_constraintStart_toStartOf="@+id/drawer_lat"
+        app:layout_constraintBottom_toBottomOf="@+id/drawer_sat_img"
+        app:layout_constraintStart_toStartOf="@+id/drawer_title"
         app:layout_constraintTop_toBottomOf="@+id/drawer_title" />
 
     <TextView
         android:id="@+id/drawer_lat"
         style="@style/DrawerHeader.Item"
         android:text="@string/drawer_latitude"
-        app:layout_constraintBottom_toTopOf="@+id/drawer_lon_value"
-        app:layout_constraintStart_toStartOf="@+id/drawer_lon" />
+        app:layout_constraintBaseline_toBaselineOf="@+id/drawer_lat_value"
+        app:layout_constraintStart_toStartOf="@+id/drawer_subtitle" />
 
     <TextView
         android:id="@+id/drawer_lat_value"
-        style="@style/DrawerHeader.Value"
+        style="@style/DrawerHeader.ItemValue"
         android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
         android:text="@string/drawer_latitude_value"
-        app:layout_constraintBaseline_toBaselineOf="@+id/drawer_lat"
-        app:layout_constraintStart_toEndOf="@+id/drawer_lat" />
+        app:layout_constraintStart_toEndOf="@+id/drawer_lat"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_sat_img" />
 
     <TextView
         android:id="@+id/drawer_lon"
         style="@style/DrawerHeader.Item"
         android:text="@string/drawer_longitude"
-        app:layout_constraintBottom_toTopOf="@+id/drawer_height_value"
-        app:layout_constraintStart_toStartOf="@+id/drawer_height" />
+        app:layout_constraintStart_toStartOf="@+id/drawer_lat"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_lat" />
 
     <TextView
         android:id="@+id/drawer_lon_value"
-        style="@style/DrawerHeader.Value"
+        style="@style/DrawerHeader.ItemValue"
         android:layout_marginStart="8dp"
         android:text="@string/drawer_longitude_value"
         app:layout_constraintBaseline_toBaselineOf="@+id/drawer_lon"
         app:layout_constraintStart_toEndOf="@+id/drawer_lon" />
 
-    <TextView
-        android:id="@+id/drawer_height"
-        style="@style/DrawerHeader.Item"
-        android:layout_marginStart="4dp"
-        android:layout_marginBottom="4dp"
-        android:text="@string/drawer_height"
-        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_loc"
-        app:layout_constraintStart_toStartOf="@+id/drawer_btn_loc" />
-
-    <TextView
-        android:id="@+id/drawer_height_value"
-        style="@style/DrawerHeader.Value"
-        android:layout_marginStart="8dp"
-        android:text="@string/drawer_height_value"
-        app:layout_constraintBaseline_toBaselineOf="@+id/drawer_height"
-        app:layout_constraintStart_toEndOf="@+id/drawer_height" />
-
     <ImageButton
         android:id="@+id/drawer_btn_loc"
         style="@style/DrawerHeader.Button"
-        android:layout_marginStart="4dp"
-        android:layout_marginBottom="4dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="4dp"
         android:contentDescription="@string/placeholder"
         android:src="@drawable/ic_location"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toStartOf="@+id/drawer_btn_tle"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintHorizontal_chainStyle="spread_inside"
-        app:layout_constraintStart_toStartOf="parent" />
+        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_tle"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_lon_value" />
+
+    <TextView
+        android:id="@+id/drawer_tv_loc"
+        style="@style/DrawerHeader.ButtonText"
+        android:layout_marginStart="8dp"
+        android:text="@string/update_location"
+        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_loc"
+        app:layout_constraintStart_toEndOf="@+id/drawer_btn_loc"
+        app:layout_constraintTop_toTopOf="@+id/drawer_btn_loc" />
 
     <ImageButton
         android:id="@+id/drawer_btn_tle"
         style="@style/DrawerHeader.Button"
         android:contentDescription="@string/placeholder"
         android:src="@drawable/ic_tle"
-        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_trans"
-        app:layout_constraintEnd_toStartOf="@+id/drawer_btn_trans"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toEndOf="@+id/drawer_btn_loc"
-        app:layout_constraintTop_toTopOf="@+id/drawer_btn_trans" />
+        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_trans"
+        app:layout_constraintStart_toStartOf="@+id/drawer_btn_loc"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_loc" />
+
+    <TextView
+        android:id="@+id/drawer_tv_tle"
+        style="@style/DrawerHeader.ButtonText"
+        android:text="@string/update_tle"
+        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_tle"
+        app:layout_constraintStart_toStartOf="@+id/drawer_tv_loc"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_loc" />
 
     <ImageButton
         android:id="@+id/drawer_btn_trans"
         style="@style/DrawerHeader.Button"
         android:contentDescription="@string/placeholder"
         android:src="@drawable/ic_trans"
-        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_exit"
-        app:layout_constraintEnd_toStartOf="@+id/drawer_btn_github"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toEndOf="@+id/drawer_btn_tle"
-        app:layout_constraintTop_toTopOf="@+id/drawer_btn_exit" />
+        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_github"
+        app:layout_constraintStart_toStartOf="@+id/drawer_btn_tle"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_tle" />
+
+    <TextView
+        android:id="@+id/drawer_tv_trans"
+        style="@style/DrawerHeader.ButtonText"
+        android:text="@string/update_transmitters"
+        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_trans"
+        app:layout_constraintStart_toStartOf="@+id/drawer_tv_tle"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_tle" />
 
     <ImageButton
         android:id="@+id/drawer_btn_github"
         style="@style/DrawerHeader.Button"
+        android:layout_marginBottom="8dp"
         android:contentDescription="@string/placeholder"
         android:src="@drawable/ic_github"
-        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_loc"
-        app:layout_constraintEnd_toStartOf="@+id/drawer_btn_exit"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toEndOf="@+id/drawer_btn_trans"
-        app:layout_constraintTop_toTopOf="@+id/drawer_btn_loc" />
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/drawer_btn_trans"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_trans" />
+
+    <TextView
+        android:id="@+id/drawer_tv_github"
+        style="@style/DrawerHeader.ButtonText"
+        android:text="@string/github"
+        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_github"
+        app:layout_constraintStart_toStartOf="@+id/drawer_tv_trans"
+        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_trans" />
 
     <ImageButton
         android:id="@+id/drawer_btn_exit"
         style="@style/DrawerHeader.Button"
-        android:layout_marginEnd="4dp"
+        android:layout_marginStart="8dp"
         android:contentDescription="@string/placeholder"
         android:src="@drawable/ic_exit"
         app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_github"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toEndOf="@+id/drawer_btn_github"
+        app:layout_constraintStart_toEndOf="@+id/drawer_tv_github"
         app:layout_constraintTop_toTopOf="@+id/drawer_btn_github" />
 
+    <TextView
+        android:id="@+id/drawer_tv_exit"
+        style="@style/DrawerHeader.ButtonText"
+        android:layout_marginStart="8dp"
+        android:text="@string/exit"
+        app:layout_constraintBottom_toBottomOf="@+id/drawer_btn_exit"
+        app:layout_constraintStart_toEndOf="@+id/drawer_btn_exit"
+        app:layout_constraintTop_toTopOf="@+id/drawer_btn_exit" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/menu/drawer_menu.xml

@@ -12,18 +12,13 @@
             android:id="@+id/nav_map"
             android:icon="@drawable/ic_map"
             android:title="@string/menu_map" />
+        <item
+            android:id="@+id/nav_credits"
+            android:icon="@drawable/ic_credits"
+            android:title="@string/menu_credits" />
+        <item
+            android:id="@+id/nav_about"
+            android:icon="@drawable/ic_about"
+            android:title="@string/menu_about" />
     </group>
-
-    <item android:title="@string/about">
-        <menu>
-            <item
-                android:id="@+id/nav_credits"
-                android:icon="@drawable/ic_credits"
-                android:title="@string/menu_credits" />
-            <item
-                android:id="@+id/nav_about"
-                android:icon="@drawable/ic_about"
-                android:title="@string/menu_about" />
-        </menu>
-    </item>
 </menu>

app/src/main/res/values/dimens.xml

@@ -1,4 +1,3 @@
 <resources>
-    <dimen name="drawer_header_height">292dp</dimen>
     <dimen name="fab_margin">16dp</dimen>
 </resources>

app/src/main/res/values/strings.xml

@@ -8,8 +8,12 @@
     <string name="drawer_latitude_value">51.5074</string>
     <string name="drawer_longitude">Longitude: </string>
     <string name="drawer_longitude_value">0.1278</string>
-    <string name="drawer_height">Height AMSL: </string>
-    <string name="drawer_height_value">48.0m</string>
+
+    <string name="update_location">Update location</string>
+    <string name="update_tle">Update TLE file</string>
+    <string name="update_transmitters">Update transmitters DB</string>
+    <string name="github">GitHub</string>
+    <string name="exit">Exit</string>
 
     <string name="menu_sky">Sky at a Glance</string>
     <string name="menu_radar">Radar View</string>
@@ -17,9 +21,6 @@
     <string name="menu_credits">Credits</string>
     <string name="menu_about">About the App</string>
 
-    <string name="toolbar_aos_in">AOS in %02d:%02d:%02d</string>
-    <string name="toolbar_refresh">Refresh</string>
-
     <string name="card_sat_name">Meteor M2–2</string>
     <string name="card_pass_vector">V: 180° -> 360°</string>
     <string name="card_max_el">75.5°</string>
@@ -30,5 +31,4 @@
 
     <string name="map_content">Nasa Map</string>
     <string name="placeholder">Placeholder</string>
-    <string name="about">About</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -29,14 +29,14 @@
         <item name="android:textStyle">bold</item>
     </style>
 
-    <style name="DrawerHeader.Value">
-        <item name="android:textSize">26sp</item>
-        <item name="android:textStyle">bold</item>
+    <style name="DrawerHeader.Item">
+        <item name="android:textSize">24sp</item>
+        <item name="android:fontFamily">serif</item>
     </style>
 
-    <style name="DrawerHeader.Item">
-        <item name="android:textSize">21sp</item>
-        <item name="android:fontFamily">serif</item>
+    <style name="DrawerHeader.ItemValue">
+        <item name="android:textSize">28sp</item>
+        <item name="android:textStyle">bold</item>
     </style>
 
     <style name="DrawerHeader.Button">
@@ -45,12 +45,16 @@
         <item name="android:backgroundTint">@color/themeAccent</item>
     </style>
 
+    <style name="DrawerHeader.ButtonText">
+        <item name="android:textSize">18sp</item>
+        <item name="android:fontFamily">serif</item>
+    </style>
+
     <style name="ToolbarText">
         <item name="android:layout_width">wrap_content</item>
         <item name="android:layout_height">wrap_content</item>
         <item name="android:gravity">center</item>
-        <item name="android:text">@string/toolbar_aos_in</item>
-        <item name="android:textSize">30sp</item>
+        <item name="android:textSize">32sp</item>
         <item name="android:textStyle">bold</item>
         <item name="android:textColor">@color/themeAccent</item>
     </style>