package com.securecomcode.text.util;
import android.app.Activity;
import android.content.Intent;
import android.content.res.Configuration;
import android.text.TextUtils;
import java.util.Locale;
public class DynamicLanguage {
private static final String DEFAULT = "zz";
private Locale currentLocale;
public void onCreate(Activity activity) {
currentLocale = getSelectedLocale(activity);
setActivityLocale(activity, currentLocale);
}
public void onResume(Activity activity) {
if (!currentLocale.equals(getSelectedLocale(activity))) {
Intent intent = activity.getIntent();
activity.finish();
OverridePendingTransition.invoke(activity);
activity.startActivity(intent);
OverridePendingTransition.invoke(activity);
}
}
private static void setActivityLocale(Activity activity, Locale selectedLocale) {
Configuration configuration = activity.getResources().getConfiguration();
if (!configuration.locale.equals(selectedLocale)) {
configuration.locale = selectedLocale;
activity.getResources().updateConfiguration(configuration,
activity.getResources().getDisplayMetrics());
}
}
private static Locale getActivityLocale(Activity activity) {
return activity.getResources().getConfiguration().locale;
}
private static Locale getSelectedLocale(Activity activity) {
String language[] = TextUtils.split(TextSecurePreferences.getLanguage(activity), "_");
if (language[0].equals(DEFAULT)) {
return Locale.getDefault();
} else if (language.length == 2) {
return new Locale(language[0], language[1]);
} else {
return new Locale(language[0]);
}
}
private static final class OverridePendingTransition {
static void invoke(Activity activity) {
activity.overridePendingTransition(0, 0);
}
}
}