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package com.mapswithme.maps.editor;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import com.mapswithme.maps.base.BaseMwmRecyclerFragment;
import com.mapswithme.maps.editor.data.Language;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class LanguagesFragment extends BaseMwmRecyclerFragment<LanguagesAdapter>
{
final static String EXISTING_LOCALIZED_NAMES = "ExistingLocalizedNames";
public interface Listener
{
void onLanguageSelected(Language language);
}
@NonNull
@Override
protected LanguagesAdapter createAdapter()
{
Bundle args = getArguments();
Set<String> existingLanguages = new HashSet<>(args.getStringArrayList(EXISTING_LOCALIZED_NAMES));
List<Language> languages = new ArrayList<>();
for (Language lang : Editor.nativeGetSupportedLanguages())
{
if (!existingLanguages.contains(lang.code))
languages.add(lang);
}
Collections.sort(languages, new Comparator<Language>()
{
@Override
public int compare(Language lhs, Language rhs) {
// Default name can be changed, but it should be last in list of names.
if (lhs.isDefaultLang() && !rhs.isDefaultLang())
return 1;
if (!lhs.isDefaultLang() && rhs.isDefaultLang())
return -1;
return lhs.name.compareTo(rhs.name);
}
});
return new LanguagesAdapter(this, languages.toArray(new Language[languages.size()]));
}
protected void onLanguageSelected(Language language)
{
if (getParentFragment() instanceof Listener)
((Listener) getParentFragment()).onLanguageSelected(language);
}
}
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