SettingActivity.java

package io.hefuyi.listener.ui.activity;

import android.app.FragmentManager;
import android.os.Bundle;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import android.support.annotation.ColorInt;
import android.support.annotation.NonNull;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;

import com.afollestad.appthemeengine.ATE;
import com.afollestad.appthemeengine.Config;
import com.afollestad.appthemeengine.customizers.ATEActivityThemeCustomizer;
import com.afollestad.materialdialogs.color.ColorChooserDialog;

import io.hefuyi.listener.R;
import io.hefuyi.listener.ui.fragment.SettingFragment;
import io.hefuyi.listener.util.ColorUtil;

public class SettingActivity extends BaseActivity implements ColorChooserDialog.ColorCallback, ATEActivityThemeCustomizer {

    @Override
    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_settings);

        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        getSupportActionBar().setTitle(R.string.settings);

        PreferenceFragment fragment = new SettingFragment();
        FragmentManager fragmentManager = getFragmentManager();
        fragmentManager.beginTransaction().replace(R.id.fragment_container, fragment).commit();
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        super.onCreateOptionsMenu(menu);
        menu.clear();
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(final MenuItem item) {
        switch (item.getItemId()) {
            case android.R.id.home:
                finish();
                return true;
            default:
                break;
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    public int getActivityTheme() {
        return PreferenceManager.getDefaultSharedPreferences(this).getBoolean("dark_theme", false) ?
                R.style.AppThemeDark : R.style.AppThemeLight;
    }

    @Override
    public void onColorSelection(@NonNull ColorChooserDialog dialog, @ColorInt int selectedColor) {
        final Config config = ATE.config(this, getATEKey());
        config.primaryColor(selectedColor);
        config.primaryColorDark(ColorUtil.getStatusBarColor(selectedColor));
        config.accentColor(selectedColor);
        config.commit();
        Config.markChanged(this, "light_theme");
        recreate(); // recreation needed to reach the checkboxes in the preferences layout
    }
}