ologe

interface Preference<T> {

    fun get(): T
    fun set(value: T)
    fun observe(): Flow<T>
    fun reset()

}

fun <T : Any> SharedPreferences.preference(

ologe

import android.app.Activity
import android.app.Application
import android.os.Bundle
import android.view.View
import androidx.fragment.app.Fragment
import androidx.fragment.app.FragmentActivity
import androidx.fragment.app.FragmentManager

class CurrentPageCallback : Application.ActivityLifecycleCallbacks {

ologe

val View.viewScope: ViewScope
    get() {
        require(Looper.getMainLooper() == Looper.myLooper())
        
        var scope = getTag(R.id.job_key) as? ViewScope
        if (scope != null) {
            return scope
        }
        scope = ViewScope(this)

ologe

inline fun <reified T> SharedPreferences.observeKey(key: String, default: T): Flow<T> {
    val flow = MutableStateFlow(getItem(key, default))

    val listener = SharedPreferences.OnSharedPreferenceChangeListener { _, k ->
        if (key == k) {
            flow.value = getItem(key, default)!!
        }
    }
    registerOnSharedPreferenceChangeListener(listener)