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package me.texx.Texx
import android.annotation.TargetApi
import android.content.Context
import android.content.Intent
import android.content.res.Configuration
import android.os.Build
import android.os.Bundle
import android.preference.*
import android.support.v4.app.NavUtils
import android.view.MenuItem
import daio.io.dresscode.dressCodeName
import daio.io.dresscode.matchDressCode
import me.texx.Texx.util.ThemeUtil.getThemeName
/**
* A [PreferenceActivity] that presents a set of application settings. On
* handset devices, settings are presented as a single list. On tablets,
* settings are split by category, with category headers shown to the left of
* the list of settings.
*
* See [Android Design: Settings](http://developer.android.com/design/patterns/settings.html)
* for design guidelines and the [Settings API Guide](http://developer.android.com/guide/topics/ui/settings.html)
* for more information on developing a Settings UI.
*/
class SettingsActivity : PreferenceActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
matchDressCode()
super.onCreate(savedInstanceState)
dressCodeName = getThemeName(this)
setupActionBar()
}
/**
* Set up the [android.app.ActionBar], if the API is available.
*/
private fun setupActionBar() {
actionBar?.setDisplayHomeAsUpEnabled(true)
}
fun updateTheme() {
dressCodeName = getThemeName(this)
}
/**
* Listener for menu item selector
*/
override fun onMenuItemSelected(featureId: Int, item: MenuItem): Boolean {
val id = item.itemId
if (id == android.R.id.home) {
if (!super.onMenuItemSelected(featureId, item)) {
NavUtils.navigateUpFromSameTask(this)
}
return true
}
return super.onMenuItemSelected(featureId, item)
}
/**
* {@inheritDoc}
*/
override fun onIsMultiPane(): Boolean {
return isXLargeTablet(this)
}
/**
* {@inheritDoc}
*/
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
override fun onBuildHeaders(target: List<PreferenceActivity.Header>) {
loadHeadersFromResource(R.xml.pref_headers, target)
}
/**
* This method stops fragment injection in malicious applications.
* Make sure to deny any unknown fragments here.
*/
override fun isValidFragment(fragmentName: String): Boolean {
return PreferenceFragment::class.java.name == fragmentName
|| GeneralPreferenceFragment::class.java.name == fragmentName
|| AccountPreferenceFragment::class.java.name == fragmentName
}
/**
* This fragment shows general preferences only. It is used when the
* activity is showing a two-pane settings UI.
*/
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
class GeneralPreferenceFragment : PreferenceFragment() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
addPreferencesFromResource(R.xml.pref_general)
setHasOptionsMenu(true)
}
override fun onPreferenceTreeClick(preferenceScreen: PreferenceScreen?, preference: Preference?): Boolean {
if (preference?.key == "dark_theme_switch") {
(activity as SettingsActivity).updateTheme()
return true
}
return true
}
/**
* Listener for action bar option selector
*/
override fun onOptionsItemSelected(item: MenuItem): Boolean {
val id = item.itemId
if (id == android.R.id.home) {
startActivity(Intent(activity, SettingsActivity::class.java))
return true
}
return super.onOptionsItemSelected(item)
}
}
/**
* This fragment shows general preferences only. It is used when the
* activity is showing a two-pane settings UI.
*/
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
class AccountPreferenceFragment : PreferenceFragment() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
addPreferencesFromResource(R.xml.pref_account)
setHasOptionsMenu(true)
// Bind the summaries of EditText/List/Dialog/Ringtone preferences
// to their values. When their values change, their summaries are
// updated to reflect the new value, per the Android Design
// guidelines.
//bindPreferenceSummaryToValue(findPreference("example_list"))
}
/**
* Listener for action bar option selector
*/
override fun onOptionsItemSelected(item: MenuItem): Boolean {
val id = item.itemId
if (id == android.R.id.home) {
startActivity(Intent(activity, SettingsActivity::class.java))
return true
}
return super.onOptionsItemSelected(item)
}
}
companion object {
/**
* A preference value change listener that updates the preference's summary
* to reflect its new value.
*/
private val sBindPreferenceSummaryToValueListener = Preference.OnPreferenceChangeListener { preference, value ->
val stringValue = value.toString()
if (preference is ListPreference) {
// For list preferences, look up the correct display value in
// the preference's 'entries' list.
val listPreference = preference
val index = listPreference.findIndexOfValue(stringValue)
// Set the summary to reflect the new value.
preference.setSummary(
if (index >= 0)
listPreference.entries[index]
else
null)
} else {
// For all other preferences, set the summary to the value's
// simple string representation.
preference.summary = stringValue
}
true
}
/**
* Helper method to determine if the device has an extra-large screen. For
* example, 10" tablets are extra-large.
*/
private fun isXLargeTablet(context: Context): Boolean {
return context.resources.configuration.screenLayout and Configuration.SCREENLAYOUT_SIZE_MASK >= Configuration.SCREENLAYOUT_SIZE_XLARGE
}
/**
* Binds a preference's summary to its value. More specifically, when the
* preference's value is changed, its summary (line of text below the
* preference title) is updated to reflect the value. The summary is also
* immediately updated upon calling this method. The exact display format is
* dependent on the type of preference.
* @see .sBindPreferenceSummaryToValueListener
*/
private fun bindPreferenceSummaryToValue(preference: Preference) {
// Set the listener to watch for value changes.
preference.onPreferenceChangeListener = sBindPreferenceSummaryToValueListener
// Trigger the listener immediately with the preference's
// current value.
sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
PreferenceManager
.getDefaultSharedPreferences(preference.context)
.getString(preference.key, ""))
}
}
}
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