NetGuard/app/src/main/java/eu/faircode/netguard/ActivitySettings.java

package eu.faircode.netguard;

/*
    This file is part of NetGuard.

    NetGuard 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.

    NetGuard 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 NetGuard.  If not, see <http://www.gnu.org/licenses/>.

    Copyright 2015 by Marcel Bokhorst (M66B)
*/

import android.app.Activity;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v7.app.AppCompatActivity;

public class ActivitySettings extends AppCompatActivity implements SharedPreferences.OnSharedPreferenceChangeListener {
    protected void onCreate(Bundle savedInstanceState) {
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
        setTheme(prefs.getBoolean("dark_theme", false) ? R.style.AppThemeDark : R.style.AppTheme);

        super.onCreate(savedInstanceState);

        getFragmentManager().beginTransaction().replace(android.R.id.content, new FragmentSettings()).commit();

        PreferenceManager.getDefaultSharedPreferences(this).registerOnSharedPreferenceChangeListener(this);
    }

    @Override
    public void onDestroy() {
        PreferenceManager.getDefaultSharedPreferences(this).unregisterOnSharedPreferenceChangeListener(this);
        super.onDestroy();
    }

    @Override
    public void onSharedPreferenceChanged(SharedPreferences prefs, String name) {
        if ("whitelist_wifi".equals(name))
            SinkholeService.reload("wifi", this);

        else if ("whitelist_other".equals(name))
            SinkholeService.reload("other", this);

        else if ("whitelist_roaming".equals(name))
            SinkholeService.reload("other", this);

        else if ("manage_system".equals(name) ||
                "notification".equals(name))
            SinkholeService.reload(null, this);

        else if ("dark_theme".equals(name))
            recreate();
    }
}