Android Open Source - DashClockWidget Example Settings Activity






From Project

Back to project page DashClockWidget.

License

The source code is released under:

Apache License

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Java Source Code

/*
 * Copyright 2013 Google Inc.//from  ww  w. ja v  a  2  s.c  om
 *
 * 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.
 */

package com.example.dashclock.exampleextension;

import android.media.Ringtone;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceManager;
import android.preference.RingtonePreference;
import android.text.TextUtils;
import android.view.MenuItem;

public class ExampleSettingsActivity extends PreferenceActivity {
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        getActionBar().setIcon(R.drawable.ic_extension_example);
        getActionBar().setDisplayHomeAsUpEnabled(true);
    }

    @Override
    protected void onPostCreate(Bundle savedInstanceState) {
        super.onPostCreate(savedInstanceState);
        setupSimplePreferencesScreen();
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId() == android.R.id.home) {
            // TODO: if the previous activity on the stack isn't a ConfigurationActivity,
            // launch it.
            finish();
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

    private void setupSimplePreferencesScreen() {
        // In the simplified UI, fragments are not used at all and we instead
        // use the older PreferenceActivity APIs.

        // Add 'general' preferences.
        addPreferencesFromResource(R.xml.pref_example);

        // Bind the summaries of EditText/List/Dialog/Ringtone preferences to
        // their values. When their values change, their summaries are updated
        // to reflect the new value, per the Android Design guidelines.
        bindPreferenceSummaryToValue(findPreference(ExampleExtension.PREF_NAME));
    }

    @Override
    protected boolean isValidFragment(String fragmentName) {
        return false;
    }

    /**
     * A preference value change listener that updates the preference's summary to reflect its new
     * value.
     */
    private static Preference.OnPreferenceChangeListener sBindPreferenceSummaryToValueListener
            = new Preference.OnPreferenceChangeListener() {
        @Override
        public boolean onPreferenceChange(Preference preference, Object value) {
            String stringValue = value.toString();

            if (preference instanceof ListPreference) {
                // For list preferences, look up the correct display value in
                // the preference's 'entries' list.
                ListPreference listPreference = (ListPreference) preference;
                int index = listPreference.findIndexOfValue(stringValue);

                // Set the summary to reflect the new value.
                preference.setSummary(
                        index >= 0
                                ? listPreference.getEntries()[index]
                                : null);

            } else if (preference instanceof RingtonePreference) {
                // For ringtone preferences, look up the correct display value
                // using RingtoneManager.
                if (TextUtils.isEmpty(stringValue)) {
                    // Empty values correspond to 'silent' (no ringtone).
                    //preference.setSummary(R.string.pref_ringtone_silent);

                } else {
                    Ringtone ringtone = RingtoneManager.getRingtone(
                            preference.getContext(), Uri.parse(stringValue));

                    if (ringtone == null) {
                        // Clear the summary if there was a lookup error.
                        preference.setSummary(null);
                    } else {
                        // Set the summary to reflect the new ringtone display
                        // name.
                        String name = ringtone.getTitle(preference.getContext());
                        preference.setSummary(name);
                    }
                }

            } else {
                // For all other preferences, set the summary to the value's
                // simple string representation.
                preference.setSummary(stringValue);
            }
            return true;
        }
    };

    /**
     * Binds a preference's summary to its value. More specifically, when the preference's value is
     * changed, its summary (line of text below the preference title) is updated to reflect the
     * value. The summary is also immediately updated upon calling this method. The exact display
     * format is dependent on the type of preference.
     *
     * @see #sBindPreferenceSummaryToValueListener
     */
    private static void bindPreferenceSummaryToValue(Preference preference) {
        // Set the listener to watch for value changes.
        preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);

        // Trigger the listener immediately with the preference's
        // current value.
        sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
                PreferenceManager
                        .getDefaultSharedPreferences(preference.getContext())
                        .getString(preference.getKey(), ""));
    }
}




Java Source Code List

com.example.dashclock.exampleextension.ExampleExtension.java
com.example.dashclock.exampleextension.ExampleSettingsActivity.java
com.google.android.apps.dashclock.BackupAgent.java
com.google.android.apps.dashclock.DashClockService.java
com.google.android.apps.dashclock.DaydreamService.java
com.google.android.apps.dashclock.ExtensionHost.java
com.google.android.apps.dashclock.ExtensionManager.java
com.google.android.apps.dashclock.ExtensionPackageChangeReceiver.java
com.google.android.apps.dashclock.HelpUtils.java
com.google.android.apps.dashclock.LogAttachmentProvider.java
com.google.android.apps.dashclock.LogUtils.java
com.google.android.apps.dashclock.PeriodicExtensionRefreshReceiver.java
com.google.android.apps.dashclock.Utils.java
com.google.android.apps.dashclock.WidgetClickProxyActivity.java
com.google.android.apps.dashclock.WidgetProvider.java
com.google.android.apps.dashclock.api.DashClockExtension.java
com.google.android.apps.dashclock.api.ExtensionData.java
com.google.android.apps.dashclock.api.VisibleExtension.java
com.google.android.apps.dashclock.api.package-info.java
com.google.android.apps.dashclock.calendar.CalendarExtension.java
com.google.android.apps.dashclock.calendar.CalendarSelectionPreference.java
com.google.android.apps.dashclock.calendar.CalendarSettingsActivity.java
com.google.android.apps.dashclock.configuration.AppChooserPreference.java
com.google.android.apps.dashclock.configuration.AppearanceConfig.java
com.google.android.apps.dashclock.configuration.BaseSettingsActivity.java
com.google.android.apps.dashclock.configuration.ColorPreference.java
com.google.android.apps.dashclock.configuration.ConfigurationActivity.java
com.google.android.apps.dashclock.configuration.ConfigureAdvancedFragment.java
com.google.android.apps.dashclock.configuration.ConfigureAppearanceFragment.java
com.google.android.apps.dashclock.configuration.ConfigureDaydreamFragment.java
com.google.android.apps.dashclock.configuration.ConfigureExtensionsFragment.java
com.google.android.apps.dashclock.configuration.DaydreamProxyActivity.java
com.google.android.apps.dashclock.gmail.GmailContract.java
com.google.android.apps.dashclock.gmail.GmailExtension.java
com.google.android.apps.dashclock.gmail.GmailSettingsActivity.java
com.google.android.apps.dashclock.nextalarm.NextAlarmExtension.java
com.google.android.apps.dashclock.nextalarm.NextAlarmSettingsActivity.java
com.google.android.apps.dashclock.phone.MissedCallsExtension.java
com.google.android.apps.dashclock.phone.SmsExtension.java
com.google.android.apps.dashclock.phone.TelephonyProviderConstants.java
com.google.android.apps.dashclock.render.DashClockRenderer.java
com.google.android.apps.dashclock.render.SimpleRenderer.java
com.google.android.apps.dashclock.render.SimpleViewBuilder.java
com.google.android.apps.dashclock.render.ViewBuilder.java
com.google.android.apps.dashclock.render.WidgetRemoteViewsFactoryService.java
com.google.android.apps.dashclock.render.WidgetRenderer.java
com.google.android.apps.dashclock.render.WidgetViewBuilder.java
com.google.android.apps.dashclock.ui.DragGripView.java
com.google.android.apps.dashclock.ui.EdgeEffectUtil.java
com.google.android.apps.dashclock.ui.PagerPositionStrip.java
com.google.android.apps.dashclock.ui.SimplePagedTabsHelper.java
com.google.android.apps.dashclock.ui.SwipeDismissListViewTouchListener.java
com.google.android.apps.dashclock.ui.UndoBarController.java
com.google.android.apps.dashclock.weather.CantGetWeatherException.java
com.google.android.apps.dashclock.weather.WeatherData.java
com.google.android.apps.dashclock.weather.WeatherExtension.java
com.google.android.apps.dashclock.weather.WeatherLocationPreference.java
com.google.android.apps.dashclock.weather.WeatherRetryReceiver.java
com.google.android.apps.dashclock.weather.WeatherSettingsActivity.java
com.google.android.apps.dashclock.weather.YahooWeatherApiClient.java
com.google.android.apps.dashclock.weather.YahooWeatherApiConfig.java