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Code Issues Projects Releases Wiki Activity

Don't show unsupported locales in the settings

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This commit is contained in:
goapunk
2018-10-31 17:58:14 +01:00
committed by akwizgran
parent b111abb484
commit 88f57893e8
2 changed files with 29 additions and 12 deletions
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26
briar-android/src/main/java/org/briarproject/briar/android/Localizer.java
View File

@@ -4,6 +4,7 @@ import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.support.v4.text.TextUtilsCompat;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
@@ -12,6 +13,7 @@ import java.util.Locale;
import javax.annotation.Nullable;
import static android.os.Build.VERSION.SDK_INT;
import static android.support.v4.view.ViewCompat.LAYOUT_DIRECTION_LTR;
import static org.briarproject.briar.android.settings.SettingsFragment.LANGUAGE;
@NotNullByDefault
@@ -91,6 +93,7 @@ public class Localizer {
private void setLocaleAndSystemConfiguration() {
Locale.setDefault(locale);
if (SDK_INT >= 23) return;
Configuration systemConfiguration =
Resources.getSystem().getConfiguration();
updateConfiguration(systemConfiguration, locale);
@@ -98,4 +101,27 @@ public class Localizer {
Resources.getSystem().updateConfiguration(systemConfiguration,
Resources.getSystem().getDisplayMetrics());
}
// Indicates whether the language represented by locale
// should be offered to the user on this device.
// * Android doesn't pick up Asturian on API < 21
// * Android can't render Devanagari characters on API 15.
// * RTL languages are supported since API >= 17
public static boolean isLocaleSupported(Locale locale) {
if (SDK_INT >= 21) return true;
if (locale.getLanguage().equals("ast")) return false;
if (SDK_INT == 15 && locale.getLanguage().equals("hi")) return false;
if (SDK_INT >= 17) return true;
return isLeftToRight(locale);
}
// Exclude RTL locales on API < 17, they won't be laid out correctly
private static boolean isLeftToRight(Locale locale) {
// TextUtilsCompat returns the wrong direction for Hebrew on some phones
String language = locale.getLanguage();
if (language.equals("iw") || language.equals("he")) return false;
int direction = TextUtilsCompat.getLayoutDirectionFromLocale(locale);
return direction == LAYOUT_DIRECTION_LTR;
}
}

15
briar-android/src/main/java/org/briarproject/briar/android/settings/SettingsFragment.java
View File

@@ -44,7 +44,6 @@ import javax.inject.Inject;
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
import androidx.core.content.ContextCompat;
import androidx.core.text.TextUtilsCompat;
import androidx.preference.ListPreference;
import androidx.preference.Preference;
import androidx.preference.Preference.OnPreferenceChangeListener;
@@ -70,7 +69,6 @@ import static android.provider.Settings.EXTRA_APP_PACKAGE;
import static android.provider.Settings.EXTRA_CHANNEL_ID;
import static android.provider.Settings.System.DEFAULT_NOTIFICATION_URI;
import static android.widget.Toast.LENGTH_SHORT;
import static androidx.core.view.ViewCompat.LAYOUT_DIRECTION_LTR;
import static java.util.Objects.requireNonNull;
import static java.util.logging.Level.INFO;
import static java.util.logging.Level.WARNING;
@@ -296,10 +294,10 @@ public class SettingsFragment extends PreferenceFragmentCompat
Locale locale = Localizer.getLocaleFromTag(tag);
if (locale == null)
throw new IllegalStateException();
// Exclude RTL locales on API < 17, they won't be laid out correctly
if (SDK_INT < 17 && !isLeftToRight(locale)) {
// Check if the locale is supported on this device
if (!Localizer.isLocaleSupported(locale)) {
if (LOG.isLoggable(INFO))
LOG.info("Skipping RTL locale " + tag);
LOG.info("Skipping unsupported locale " + tag);
continue;
}
String nativeName = locale.getDisplayName(locale);
@@ -319,13 +317,6 @@ public class SettingsFragment extends PreferenceFragmentCompat
language.setEntryValues(entryValues.toArray(new CharSequence[0]));
}
private boolean isLeftToRight(Locale locale) {
// TextUtilsCompat returns the wrong direction for Hebrew on some phones
String language = locale.getLanguage();
if (language.equals("iw") || language.equals("he")) return false;
int direction = TextUtilsCompat.getLayoutDirectionFromLocale(locale);
return direction == LAYOUT_DIRECTION_LTR;
}
private void setTorNetworkSummary(int torNetworkSetting) {
if (torNetworkSetting != PREF_TOR_NETWORK_AUTOMATIC) {