91 lines
3.1 KiB
Kotlin
91 lines
3.1 KiB
Kotlin
package org.pixeldroid.app.settings
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import android.content.Intent
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import android.content.SharedPreferences
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import android.os.Build
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import android.os.Bundle
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import androidx.preference.PreferenceFragmentCompat
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import androidx.preference.PreferenceManager
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import org.pixeldroid.app.MainActivity
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import org.pixeldroid.app.R
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import org.pixeldroid.app.utils.BaseActivity
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import org.pixeldroid.app.utils.setThemeFromPreferences
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class SettingsActivity : BaseActivity(), SharedPreferences.OnSharedPreferenceChangeListener {
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private var restartMainOnExit = false
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.settings)
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supportFragmentManager
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.beginTransaction()
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.replace(R.id.settings, SettingsFragment())
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.commit()
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supportActionBar?.setDisplayHomeAsUpEnabled(true)
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restartMainOnExit = intent.getBooleanExtra("restartMain", false)
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}
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override fun onResume() {
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super.onResume()
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PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(
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this
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)
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}
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override fun onPause() {
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super.onPause()
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PreferenceManager.getDefaultSharedPreferences(this).unregisterOnSharedPreferenceChangeListener(
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this
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)
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}
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override fun onBackPressed() {
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// If a setting (for example language or theme) was changed, the main activity should be
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// started without history so that the change is applied to the whole back stack
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if (restartMainOnExit) {
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val intent = Intent(this, MainActivity::class.java)
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intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
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super.startActivity(intent)
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} else {
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super.onBackPressed()
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}
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}
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override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
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when (key) {
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"theme" -> {
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setThemeFromPreferences(sharedPreferences, resources)
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recreateWithRestartStatus()
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}
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"language" -> {
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recreateWithRestartStatus()
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}
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}
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}
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/**
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* Mark main activity to be changed and recreate the current one
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*/
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private fun recreateWithRestartStatus() {
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intent.flags = Intent.FLAG_ACTIVITY_CLEAR_TOP or Intent.FLAG_ACTIVITY_NEW_TASK
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val savedInstanceState = Bundle().apply {
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putBoolean("restartMain", true)
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}
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intent.putExtras(savedInstanceState)
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finish()
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super.startActivity(intent)
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}
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class SettingsFragment : PreferenceFragmentCompat() {
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override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
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setPreferencesFromResource(R.xml.root_preferences, rootKey)
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//Hide Notification setting for Android versions where it doesn't work
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
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preferenceScreen.removePreference(preferenceManager.findPreference("notification"))
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}
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}
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}
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} |