Added ThemeMode enum

Author: philipk99

android-util/build.gradle.kts

@@ -78,7 +78,7 @@ afterEvaluate {
 
                 groupId = "com.github.philipk99"
                 artifactId = "android-util"
-                version = "0.3.1"
+                version = "0.3.2"
             }
         }
     }

android-util/src/main/java/de/klophil/androidutil/domain/ThemeMode.kt

@@ -0,0 +1,17 @@
+package de.klophil.androidutil.domain
+
+import de.klophil.androidutil.R
+
+enum class ThemeMode(val darkMode: Boolean?, val labelRes: Int) {
+    SYSTEM(darkMode = null, labelRes = R.string.theme_mode_system),
+    LIGHT(darkMode = false, labelRes = R.string.theme_mode_light),
+    DARK(darkMode = true, labelRes = R.string.theme_mode_dark);
+
+    companion object {
+        fun valueOf(darkMode: Boolean?): ThemeMode = when (darkMode) {
+            null -> SYSTEM
+            false -> LIGHT
+            true -> DARK
+        }
+    }
+}

android-util/src/main/res/values-de/strings.xml

@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="drop_down_spinner_default">Wähle…</string>
+    <string name="theme_mode_light">Hell</string>
+    <string name="theme_mode_dark">Dunkel</string>
 </resources>

android-util/src/main/res/values-en/strings.xml

@@ -1,4 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="drop_down_spinner_default">Select…</string>
+    <string name="theme_mode_light">Light</string>
+    <string name="theme_mode_dark">Dark</string>
 </resources>

android-util/src/main/res/values/strings.xml

@@ -1,4 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="drop_down_spinner_default">Select…</string>
+    <string name="theme_mode_system" translatable="false">System</string>
+    <string name="theme_mode_light">Light</string>
+    <string name="theme_mode_dark">Dark</string>
 </resources>