PreferencesRecognitionServiceWs.java

package ee.ioc.phon.android.speak;

/*
 * Copyright 2011-2016, Institute of Cybernetics at Tallinn University of Technology
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import android.content.SharedPreferences;
import android.content.res.Resources;
import android.os.Bundle;
import android.preference.EditTextPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;

import ee.ioc.phon.android.speechutils.utils.PreferenceUtils;


public class PreferencesRecognitionServiceWs extends PreferenceActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        getFragmentManager().beginTransaction()
                .replace(android.R.id.content, new SettingsFragment())
                .commit();
    }

    public static class SettingsFragment extends PreferenceFragment implements SharedPreferences.OnSharedPreferenceChangeListener {
        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            addPreferencesFromResource(R.xml.preferences_server_ws);

            SharedPreferences sp = getPreferenceScreen().getSharedPreferences();
            Resources res = getResources();
            setSummary(sp, res, R.string.keyWsServer, R.string.summaryWsServer);
        }

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

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

        @Override
        public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
            Preference pref = findPreference(key);
            if (pref instanceof EditTextPreference) {
                EditTextPreference etp = (EditTextPreference) pref;
                pref.setSummary(etp.getText());
            }
        }

        private void setSummary(SharedPreferences prefs, Resources res, int key, int summaryKey) {
            Preference pref = findPreference(getString(key));
            if (pref != null) {
                pref.setSummary(String.format(getString(summaryKey),
                        PreferenceUtils.getPrefString(prefs, res, key)));
            }
        }
    }
}