incognito header fix

app/src/main/java/ani/dantotsu/others/SharedPreferenceLiveData.kt

@@ -0,0 +1,112 @@
+package ani.dantotsu.others
+
+import android.content.SharedPreferences
+import androidx.lifecycle.LiveData
+
+abstract class SharedPreferenceLiveData<T>(
+    val sharedPrefs: SharedPreferences,
+    val key: String,
+    val defValue: T
+) : LiveData<T>() {
+
+    private val preferenceChangeListener =
+        SharedPreferences.OnSharedPreferenceChangeListener { sharedPreferences, key ->
+            if (key == this.key) {
+                value = getValueFromPreferences(key, defValue)
+            }
+        }
+
+    abstract fun getValueFromPreferences(key: String, defValue: T): T
+
+    override fun onActive() {
+        super.onActive()
+        value = getValueFromPreferences(key, defValue)
+        sharedPrefs.registerOnSharedPreferenceChangeListener(preferenceChangeListener)
+    }
+
+    override fun onInactive() {
+        sharedPrefs.unregisterOnSharedPreferenceChangeListener(preferenceChangeListener)
+        super.onInactive()
+    }
+}
+
+class SharedPreferenceIntLiveData(sharedPrefs: SharedPreferences, key: String, defValue: Int) :
+    SharedPreferenceLiveData<Int>(sharedPrefs, key, defValue) {
+    override fun getValueFromPreferences(key: String, defValue: Int): Int =
+        sharedPrefs.getInt(key, defValue)
+}
+
+class SharedPreferenceStringLiveData(
+    sharedPrefs: SharedPreferences,
+    key: String,
+    defValue: String
+) :
+    SharedPreferenceLiveData<String>(sharedPrefs, key, defValue) {
+    override fun getValueFromPreferences(key: String, defValue: String): String =
+        sharedPrefs.getString(key, defValue).toString()
+}
+
+class SharedPreferenceBooleanLiveData(
+    sharedPrefs: SharedPreferences,
+    key: String,
+    defValue: Boolean
+) :
+    SharedPreferenceLiveData<Boolean>(sharedPrefs, key, defValue) {
+    override fun getValueFromPreferences(key: String, defValue: Boolean): Boolean =
+        sharedPrefs.getBoolean(key, defValue)
+}
+
+class SharedPreferenceFloatLiveData(sharedPrefs: SharedPreferences, key: String, defValue: Float) :
+    SharedPreferenceLiveData<Float>(sharedPrefs, key, defValue) {
+    override fun getValueFromPreferences(key: String, defValue: Float): Float =
+        sharedPrefs.getFloat(key, defValue)
+}
+
+class SharedPreferenceLongLiveData(sharedPrefs: SharedPreferences, key: String, defValue: Long) :
+    SharedPreferenceLiveData<Long>(sharedPrefs, key, defValue) {
+    override fun getValueFromPreferences(key: String, defValue: Long): Long =
+        sharedPrefs.getLong(key, defValue)
+}
+
+class SharedPreferenceStringSetLiveData(
+    sharedPrefs: SharedPreferences,
+    key: String,
+    defValue: Set<String>
+) :
+    SharedPreferenceLiveData<Set<String>>(sharedPrefs, key, defValue) {
+    override fun getValueFromPreferences(key: String, defValue: Set<String>): Set<String> =
+        sharedPrefs.getStringSet(key, defValue)?.toSet() ?: defValue
+}
+
+fun SharedPreferences.intLiveData(key: String, defValue: Int): SharedPreferenceLiveData<Int> {
+    return SharedPreferenceIntLiveData(this, key, defValue)
+}
+
+fun SharedPreferences.stringLiveData(
+    key: String,
+    defValue: String
+): SharedPreferenceLiveData<String> {
+    return SharedPreferenceStringLiveData(this, key, defValue)
+}
+
+fun SharedPreferences.booleanLiveData(
+    key: String,
+    defValue: Boolean
+): SharedPreferenceLiveData<Boolean> {
+    return SharedPreferenceBooleanLiveData(this, key, defValue)
+}
+
+fun SharedPreferences.floatLiveData(key: String, defValue: Float): SharedPreferenceLiveData<Float> {
+    return SharedPreferenceFloatLiveData(this, key, defValue)
+}
+
+fun SharedPreferences.longLiveData(key: String, defValue: Long): SharedPreferenceLiveData<Long> {
+    return SharedPreferenceLongLiveData(this, key, defValue)
+}
+
+fun SharedPreferences.stringSetLiveData(
+    key: String,
+    defValue: Set<String>
+): SharedPreferenceLiveData<Set<String>> {
+    return SharedPreferenceStringSetLiveData(this, key, defValue)
+}