Icons, minor improvements, refactoring of weather providers

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

@@ -4,12 +4,13 @@
     <string name="settings_name">Settings</string>
 
     <string name="placeholder">Placeholder</string>
+    <string name="no_location">No location selected</string>
 
     <string name="dialog_search_title">Search for location</string>
     <string name="dialog_search_field">City, street, area…</string>
     <string name="dialog_search_error">Geocoder unavailable</string>
 
-    <string name="menu_item_update">Update</string>
+    <string name="menu_item_refresh">Refresh</string>
     <string name="menu_item_location">Location</string>
     <string name="menu_item_settings">Settings</string>
 
@@ -17,6 +18,8 @@
     <string name="preferences_title_provider">Weather provider</string>
     <string name="preferences_default_provider">om</string>
 
+    <string name="preferences_key_location">location</string>
+
     <string name="preferences_summary_copyright_info">
         Copyleft 🄯 Emil Kosz, 2025. License: GPLv3
     </string>