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Code Issues Packages Projects Releases Wiki Activity

Add language chooser (fixes #24)

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This commit is contained in:
Johan von Forstner
2020-06-13 19:52:39 +02:00
parent 2e9112f5c2
commit ffb6740da8
9 changed files with 112 additions and 1 deletions
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10
app/src/main/java/net/vonforst/evmap/MapsActivity.kt
View File

@@ -1,5 +1,6 @@
package net.vonforst.evmap
import android.content.Context
import android.content.Intent
import android.net.Uri
import android.os.Bundle
@@ -19,6 +20,7 @@ import com.google.android.material.navigation.NavigationView
import com.google.android.material.snackbar.Snackbar
import net.vonforst.evmap.api.goingelectric.ChargeLocation
import net.vonforst.evmap.storage.PreferenceDataSource
import net.vonforst.evmap.utils.LocaleContextWrapper
const val REQUEST_LOCATION_PERMISSION = 1
@@ -34,6 +36,14 @@ class MapsActivity : AppCompatActivity() {
var fragmentCallback: FragmentCallback? = null
private lateinit var prefs: PreferenceDataSource
override fun attachBaseContext(newBase: Context) {
return super.attachBaseContext(
LocaleContextWrapper.wrap(
newBase, PreferenceDataSource(newBase).language
)
);
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)

26
app/src/main/java/net/vonforst/evmap/fragment/SettingsFragment.kt
View File

@@ -1,5 +1,6 @@
package net.vonforst.evmap.fragment
import android.content.SharedPreferences
import android.os.Bundle
import android.view.View
import androidx.appcompat.widget.Toolbar
@@ -11,7 +12,8 @@ import net.vonforst.evmap.MapsActivity
import net.vonforst.evmap.R
class SettingsFragment : PreferenceFragmentCompat() {
class SettingsFragment : PreferenceFragmentCompat(),
SharedPreferences.OnSharedPreferenceChangeListener {
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
val toolbar = view.findViewById(R.id.toolbar) as Toolbar
@@ -33,4 +35,26 @@ class SettingsFragment : PreferenceFragmentCompat() {
}
}
override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
when (key) {
"language" -> {
activity?.let {
it.finish();
it.startActivity(it.intent);
}
}
}
}
override fun onResume() {
super.onResume()
preferenceManager.sharedPreferences.registerOnSharedPreferenceChangeListener(this)
}
override fun onPause() {
preferenceManager.sharedPreferences
.unregisterOnSharedPreferenceChangeListener(this)
super.onPause()
}
}

3
app/src/main/java/net/vonforst/evmap/storage/PreferenceDataSource.kt
View File

@@ -30,4 +30,7 @@ class PreferenceDataSource(context: Context) {
set(value) {
sp.edit().putLong("last_chargecard_update", value.toEpochMilli()).apply()
}
val language: String
get() = sp.getString("language", "default")!!
}

42
app/src/main/java/net/vonforst/evmap/utils/LocaleContextWrapper.kt Normal file
View File

@@ -0,0 +1,42 @@
package net.vonforst.evmap.utils
import android.annotation.TargetApi
import android.content.Context
import android.content.ContextWrapper
import android.content.res.Configuration
import android.os.Build
import java.util.*
class LocaleContextWrapper(base: Context?) : ContextWrapper(base) {
companion object {
fun wrap(context: Context, language: String): ContextWrapper {
val config: Configuration = context.resources.configuration
var sysLocale: Locale? = null
sysLocale = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
config.locales.get(0)
} else {
@Suppress("DEPRECATION")
config.locale
}
var ctx = context
if (language != "" && language != "default" && sysLocale.language != language) {
val locale = Locale(language)
Locale.setDefault(locale)
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
config.setLocale(locale)
} else {
@Suppress("DEPRECATION")
config.locale = locale
}
ctx = context.createConfigurationContext(config)
}
return LocaleContextWrapper(ctx)
}
@TargetApi(Build.VERSION_CODES.N)
fun setSystemLocale(config: Configuration, locale: Locale?) {
config.setLocale(locale)
}
}
}