de.grobox.transportr.settings.SettingsFragment.java Source code

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Here is the source code for de.grobox.transportr.settings.SettingsFragment.java

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/*
 *    Transportr
 *
 *    Copyright (c) 2013 - 2018 Torsten Grote
 *
 *    This program is Free Software: you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as
 *    published by the Free Software Foundation, either version 3 of the
 *    License, or (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.grobox.transportr.settings;

import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.ActivityOptionsCompat;
import android.support.v7.preference.ListPreference;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceFragmentCompat;
import android.view.View;

import javax.annotation.ParametersAreNonnullByDefault;
import javax.inject.Inject;

import de.grobox.transportr.R;
import de.grobox.transportr.TransportrApplication;
import de.grobox.transportr.map.MapActivity;
import de.grobox.transportr.networks.PickTransportNetworkActivity;
import de.grobox.transportr.networks.TransportNetwork;
import de.grobox.transportr.networks.TransportNetworkManager;

@ParametersAreNonnullByDefault
public class SettingsFragment extends PreferenceFragmentCompat implements OnSharedPreferenceChangeListener {

    public static final String TAG = SettingsFragment.class.getSimpleName();

    @Inject
    TransportNetworkManager manager;
    private Preference network_pref;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        ((TransportrApplication) getActivity().getApplication()).getComponent().inject(this);
        super.onCreate(savedInstanceState);
    }

    @Override
    public void onCreatePreferences(Bundle savedInstanceState, String s) {
        // Load the preferences from an XML resource
        addPreferencesFromResource(R.xml.preferences);

        // Fill in current transport network if available
        network_pref = findPreference("pref_key_network");
        manager.getTransportNetwork().observe(this, this::onTransportNetworkChanged);

        network_pref.setOnPreferenceClickListener(preference -> {
            Intent intent = new Intent(getActivity(), PickTransportNetworkActivity.class);
            View view = getView();
            if (view != null)
                view = view.findFocus();

            ActivityOptionsCompat options = ActivityOptionsCompat.makeScaleUpAnimation(view, (int) view.getX(),
                    (int) view.getY(), 0, 0);
            ActivityCompat.startActivity(getActivity(), intent, options.toBundle());
            return true;
        });
    }

    @Override
    public void onStart() {
        super.onStart();
        getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
    }

    @Override
    public void onStop() {
        super.onStop();
        getPreferenceScreen().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
    }

    @Override
    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
        if (key.equals(SettingsManager.THEME)) {
            ListPreference themePref = (ListPreference) findPreference(key);
            themePref.setSummary(themePref.getEntry());

            reload();
        } else if (key.equals(SettingsManager.LANGUAGE)) {
            ListPreference langPref = (ListPreference) findPreference(key);
            langPref.setSummary(langPref.getEntry());

            reload();
        }
    }

    private void onTransportNetworkChanged(TransportNetwork network) {
        network_pref.setSummary(network.getName(getContext()));
    }

    private void reload() {
        // getActivity().recreate() does only recreate SettingActivity

        Intent intent = new Intent(getContext(), MapActivity.class);
        intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        getActivity().startActivity(intent);

        getActivity().finish();
    }

}