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‎app/src/main/java/com/hackware/mormont/notebook/AppCompatPreferenceActivity.kt‎

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package com.hackware.mormont.notebook
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import android.content.res.Configuration
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import android.os.Bundle
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import android.preference.PreferenceActivity
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import androidx.annotation.LayoutRes
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import androidx.appcompat.app.ActionBar
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import androidx.appcompat.app.AppCompatDelegate
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import androidx.appcompat.widget.Toolbar
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import android.view.MenuInflater
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import android.view.View
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import android.view.ViewGroup
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/**
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* A [android.preference.PreferenceActivity] which implements and proxies the necessary calls
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* to be used with AppCompat.
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*/
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abstract class AppCompatPreferenceActivity : PreferenceActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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delegate.installViewFactory()
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delegate.onCreate(savedInstanceState)
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super.onCreate(savedInstanceState)
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}
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override fun onPostCreate(savedInstanceState: Bundle?) {
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super.onPostCreate(savedInstanceState)
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delegate.onPostCreate(savedInstanceState)
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}
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val supportActionBar: ActionBar?
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get() = delegate.supportActionBar
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fun setSupportActionBar(toolbar: Toolbar?) {
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delegate.setSupportActionBar(toolbar)
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}
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override fun getMenuInflater(): MenuInflater {
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return delegate.menuInflater
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}
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override fun setContentView(@LayoutRes layoutResID: Int) {
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delegate.setContentView(layoutResID)
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}
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override fun setContentView(view: View) {
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delegate.setContentView(view)
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}
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override fun setContentView(view: View, params: ViewGroup.LayoutParams) {
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delegate.setContentView(view, params)
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}
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override fun addContentView(view: View, params: ViewGroup.LayoutParams) {
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delegate.addContentView(view, params)
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}
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override fun onPostResume() {
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super.onPostResume()
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delegate.onPostResume()
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}
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override fun onTitleChanged(title: CharSequence, color: Int) {
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super.onTitleChanged(title, color)
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delegate.setTitle(title)
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}
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override fun onConfigurationChanged(newConfig: Configuration) {
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super.onConfigurationChanged(newConfig)
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delegate.onConfigurationChanged(newConfig)
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}
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override fun onStop() {
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super.onStop()
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delegate.onStop()
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}
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override fun onDestroy() {
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super.onDestroy()
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delegate.onDestroy()
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}
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override fun invalidateOptionsMenu() {
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delegate.invalidateOptionsMenu()
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}
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private val delegate: AppCompatDelegate by lazy {
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AppCompatDelegate.create(this, null)
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}
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}

‎app/src/main/java/com/hackware/mormont/notebook/SettingsActivity.kt‎

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package com.hackware.mormont.notebook
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import android.annotation.TargetApi
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import android.content.Context
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import android.content.Intent
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import android.content.res.Configuration
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import android.media.RingtoneManager
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import android.net.Uri
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import android.os.Build
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import android.os.Bundle
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import android.preference.ListPreference
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import android.preference.Preference
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import android.preference.PreferenceActivity
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import android.preference.PreferenceFragment
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import android.preference.PreferenceManager
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import android.preference.RingtonePreference
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import android.text.TextUtils
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import android.view.MenuItem
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import androidx.core.app.NavUtils
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/**
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* A [PreferenceActivity] that presents a set of application settings. On
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* handset devices, settings are presented as a single list. On tablets,
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* settings are split by category, with category headers shown to the left of
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* the list of settings.
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*
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* See [Android Design: Settings](http://developer.android.com/design/patterns/settings.html)
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* for design guidelines and the [Settings API Guide](http://developer.android.com/guide/topics/ui/settings.html)
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* for more information on developing a Settings UI.
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*/
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class SettingsActivity : AppCompatPreferenceActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setupActionBar()
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}
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/**
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* Set up the [android.app.ActionBar], if the API is available.
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*/
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private fun setupActionBar() {
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supportActionBar?.setDisplayHomeAsUpEnabled(true)
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}
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override fun onMenuItemSelected(featureId: Int, item: MenuItem): Boolean {
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val id = item.itemId
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if (id == android.R.id.home) {
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if (!super.onMenuItemSelected(featureId, item)) {
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NavUtils.navigateUpFromSameTask(this)
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}
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return true
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}
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return super.onMenuItemSelected(featureId, item)
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}
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/**
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* {@inheritDoc}
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*/
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override fun onIsMultiPane(): Boolean {
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return isXLargeTablet(this)
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}
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/**
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* {@inheritDoc}
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*/
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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override fun onBuildHeaders(target: List<PreferenceActivity.Header>) {
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loadHeadersFromResource(R.xml.pref_headers, target)
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}
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/**
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* This method stops fragment injection in malicious applications.
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* Make sure to deny any unknown fragments here.
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*/
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override fun isValidFragment(fragmentName: String): Boolean {
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return PreferenceFragment::class.java.name == fragmentName
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|| GeneralPreferenceFragment::class.java.name == fragmentName
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|| DataSyncPreferenceFragment::class.java.name == fragmentName
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|| NotificationPreferenceFragment::class.java.name == fragmentName
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}
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/**
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* This fragment shows general preferences only. It is used when the
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* activity is showing a two-pane settings UI.
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*/
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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class GeneralPreferenceFragment : PreferenceFragment() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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addPreferencesFromResource(R.xml.pref_general)
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setHasOptionsMenu(true)
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// Bind the summaries of EditText/List/Dialog/Ringtone preferences
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// to their values. When their values change, their summaries are
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// updated to reflect the new value, per the Android Design
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// guidelines.
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bindPreferenceSummaryToValue(findPreference("example_text"))
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bindPreferenceSummaryToValue(findPreference("example_list"))
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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val id = item.itemId
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if (id == android.R.id.home) {
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startActivity(Intent(activity, SettingsActivity::class.java))
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return true
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}
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return super.onOptionsItemSelected(item)
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}
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}
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/**
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* This fragment shows notification preferences only. It is used when the
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* activity is showing a two-pane settings UI.
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*/
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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class NotificationPreferenceFragment : PreferenceFragment() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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addPreferencesFromResource(R.xml.pref_notification)
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setHasOptionsMenu(true)
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// Bind the summaries of EditText/List/Dialog/Ringtone preferences
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// to their values. When their values change, their summaries are
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// updated to reflect the new value, per the Android Design
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// guidelines.
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bindPreferenceSummaryToValue(findPreference("notifications_new_message_ringtone"))
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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val id = item.itemId
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if (id == android.R.id.home) {
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startActivity(Intent(activity, SettingsActivity::class.java))
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return true
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}
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return super.onOptionsItemSelected(item)
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}
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}
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/**
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* This fragment shows data and sync preferences only. It is used when the
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* activity is showing a two-pane settings UI.
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*/
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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class DataSyncPreferenceFragment : PreferenceFragment() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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addPreferencesFromResource(R.xml.pref_data_sync)
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setHasOptionsMenu(true)
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// Bind the summaries of EditText/List/Dialog/Ringtone preferences
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// to their values. When their values change, their summaries are
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// updated to reflect the new value, per the Android Design
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// guidelines.
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bindPreferenceSummaryToValue(findPreference("sync_frequency"))
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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val id = item.itemId
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if (id == android.R.id.home) {
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startActivity(Intent(activity, SettingsActivity::class.java))
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return true
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}
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return super.onOptionsItemSelected(item)
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}
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}
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companion object {
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/**
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* A preference value change listener that updates the preference's summary
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* to reflect its new value.
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*/
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private val sBindPreferenceSummaryToValueListener = Preference.OnPreferenceChangeListener { preference, value ->
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val stringValue = value.toString()
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if (preference is ListPreference) {
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// For list preferences, look up the correct display value in
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// the preference's 'entries' list.
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val listPreference = preference
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val index = listPreference.findIndexOfValue(stringValue)
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// Set the summary to reflect the new value.
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preference.setSummary(
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if (index >= 0)
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listPreference.entries[index]
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else
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null
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)
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} else if (preference is RingtonePreference) {
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// For ringtone preferences, look up the correct display value
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// using RingtoneManager.
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if (TextUtils.isEmpty(stringValue)) {
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// Empty values correspond to 'silent' (no ringtone).
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preference.setSummary(R.string.pref_ringtone_silent)
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} else {
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val ringtone = RingtoneManager.getRingtone(
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preference.getContext(), Uri.parse(stringValue)
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)
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if (ringtone == null) {
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// Clear the summary if there was a lookup error.
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preference.setSummary(null)
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} else {
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// Set the summary to reflect the new ringtone display
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// name.
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val name = ringtone.getTitle(preference.getContext())
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preference.setSummary(name)
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}
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}
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} else {
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// For all other preferences, set the summary to the value's
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// simple string representation.
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preference.summary = stringValue
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}
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true
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}
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/**
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* Helper method to determine if the device has an extra-large screen. For
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* example, 10" tablets are extra-large.
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*/
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private fun isXLargeTablet(context: Context): Boolean {
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return context.resources.configuration.screenLayout and Configuration.SCREENLAYOUT_SIZE_MASK >= Configuration.SCREENLAYOUT_SIZE_XLARGE
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}
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/**
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* Binds a preference's summary to its value. More specifically, when the
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* preference's value is changed, its summary (line of text below the
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* preference title) is updated to reflect the value. The summary is also
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* immediately updated upon calling this method. The exact display format is
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* dependent on the type of preference.
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* @see .sBindPreferenceSummaryToValueListener
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*/
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private fun bindPreferenceSummaryToValue(preference: Preference) {
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// Set the listener to watch for value changes.
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preference.onPreferenceChangeListener = sBindPreferenceSummaryToValueListener
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// Trigger the listener immediately with the preference's
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// current value.
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sBindPreferenceSummaryToValueListener.onPreferenceChange(
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preference,
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PreferenceManager
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.getDefaultSharedPreferences(preference.context)
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.getString(preference.key, "")
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)
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}
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}
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}

‎app/src/main/res/drawable/ic_info_black_24dp.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24.0"
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android:viewportHeight="24.0">
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<path
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android:fillColor="#FF000000"
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android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zm1,15h-2v-6h2v6zm0,-8h-2V7h2v2z"/>
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</vector>

‎app/src/main/res/drawable/ic_notifications_black_24dp.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24.0"
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android:viewportHeight="24.0">
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<path
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android:fillColor="#FF000000"
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android:pathData="M11.5,22c1.1,0 2,-0.9 2,-2h-4c0,1.1 0.9,2 2,2zm6.5,-6v-5.5c0,-3.07 -2.13,-5.64 -5,-6.32V3.5c0,-0.83 -0.67,-1.5 -1.5,-1.5S10,2.67 10,3.5v0.68c-2.87,0.68 -5,3.25 -5,6.32V16l-2,2v1h17v-1l-2,-2z"/>
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</vector>

‎app/src/main/res/drawable/ic_sync_black_24dp.xml‎

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="24.0"
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android:viewportHeight="24.0">
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<path
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android:fillColor="#FF000000"
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android:pathData="M12 4V1L8 5l4 4V6c3.31 0 6 2.69 6 6 0 1.01,-.25 1.97,-.7 2.8l1.46 1.46C19.54 15.03 20 13.57 20 12c0,-4.42,-3.58,-8,-8,-8zm0 14c-3.31 0,-6,-2.69,-6,-6 0,-1.01.25,-1.97.7,-2.8L5.24 7.74C4.46 8.97 4 10.43 4 12c0 4.42 3.58 8 8 8v3l4,-4,-4,-4v3z"/>
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</vector>

‎app/src/main/res/xml/pref_data_sync.xml‎

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<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
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<!-- NOTE: Hide buttons to simplify the UI. Users can touch outside the dialog to
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dismiss it. -->
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<!-- NOTE: ListPreference's summary should be set to its value by the activity code. -->
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<ListPreference
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android:key="sync_frequency"
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android:title="@string/pref_title_sync_frequency"
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android:entries="@array/pref_sync_frequency_titles"
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android:entryValues="@array/pref_sync_frequency_values"
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android:defaultValue="180"
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android:negativeButtonText="@null"
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android:positiveButtonText="@null"/>
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<!-- This preference simply launches an intent when selected. Use this UI sparingly, per
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design guidelines. -->
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<Preference android:title="@string/pref_title_system_sync_settings">
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<intent android:action="android.settings.SYNC_SETTINGS"/>
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</Preference>
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</PreferenceScreen>

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