Java tutorial
/** * Wire * Copyright (C) 2016 Wire Swiss GmbH * * 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 com.waz.zclient.pages.main.profile.preferences; import android.Manifest; import android.content.Context; import android.content.SharedPreferences; import android.content.pm.PackageManager; import android.net.Uri; import android.os.Bundle; import android.support.annotation.RawRes; import android.support.v4.app.ActivityCompat; import android.support.v7.preference.Preference; import android.support.v7.preference.PreferenceCategory; import com.waz.zclient.BaseActivity; import com.waz.zclient.R; import com.waz.zclient.calling.controllers.CallPermissionsController; import com.waz.zclient.controllers.permission.RequestPermissionsObserver; import com.waz.zclient.core.controllers.tracking.events.Event; import com.waz.zclient.core.controllers.tracking.events.settings.ChangedBitRateModeEvent; import com.waz.zclient.core.controllers.tracking.events.settings.ChangedContactsPermissionEvent; import com.waz.zclient.core.controllers.tracking.events.settings.ChangedImageDownloadPreferenceEvent; import com.waz.zclient.core.controllers.tracking.events.settings.ChangedSendButtonSettingEvent; import com.waz.zclient.core.controllers.tracking.events.settings.ChangedThemeEvent; import com.waz.zclient.media.SoundController; import com.waz.zclient.pages.BasePreferenceFragment; import com.waz.zclient.pages.main.profile.preferences.dialogs.WireRingtonePreferenceDialogFragment; import com.waz.zclient.tracking.GlobalTrackingController; import com.waz.zclient.utils.LayoutSpec; import com.waz.zclient.utils.PermissionUtils; import com.waz.zclient.utils.TrackingUtils; import net.xpece.android.support.preference.RingtonePreference; import net.xpece.android.support.preference.SwitchPreference; public class OptionsPreferences extends BasePreferenceFragment<OptionsPreferences.Container> implements SharedPreferences.OnSharedPreferenceChangeListener, RequestPermissionsObserver { private Preference.OnPreferenceChangeListener bindPreferenceSummaryToValueListener = new PreferenceSummaryChangeListener(); private RingtonePreference ringtonePreference; private RingtonePreference textTonePreference; private RingtonePreference pingPreference; private SwitchPreference themePreference; public static OptionsPreferences newInstance(String rootKey, Bundle extras) { OptionsPreferences f = new OptionsPreferences(); Bundle args = extras == null ? new Bundle() : new Bundle(extras); args.putString(ARG_PREFERENCE_ROOT, rootKey); f.setArguments(args); return f; } @Override public void onCreatePreferences2(Bundle savedInstanceState, String rootKey) { super.onCreatePreferences2(savedInstanceState, rootKey); addPreferencesFromResource(R.xml.preferences_options); ringtonePreference = (RingtonePreference) findPreference( getString(R.string.pref_options_ringtones_ringtone_key)); textTonePreference = (RingtonePreference) findPreference( getString(R.string.pref_options_ringtones_text_key)); pingPreference = (RingtonePreference) findPreference(getString(R.string.pref_options_ringtones_ping_key)); ringtonePreference.setShowSilent(true); textTonePreference.setShowSilent(true); pingPreference.setShowSilent(true); setDefaultRingtones(); bindPreferenceSummaryToValue(ringtonePreference); bindPreferenceSummaryToValue(textTonePreference); bindPreferenceSummaryToValue(pingPreference); themePreference = (SwitchPreference) findPreference(getString(R.string.pref_options_theme_switch_key)); themePreference.setChecked(getControllerFactory().getThemeController().isDarkTheme()); if (LayoutSpec.isTablet(getActivity())) { PreferenceCategory requestedOptionsCategory = (PreferenceCategory) findPreference( getString(R.string.pref_options_requested_category_key)); if (requestedOptionsCategory != null) { requestedOptionsCategory.removePreference(themePreference); } } } @Override public void onStart() { super.onStart(); getControllerFactory().getRequestPermissionsController().addObserver(this); } @Override public void onStop() { getControllerFactory().getRequestPermissionsController().removeObserver(this); super.onStop(); } private void setDefaultRingtones() { addDefaultExtra(ringtonePreference.getKey(), R.raw.ringing_from_them); addDefaultExtra(textTonePreference.getKey(), R.raw.new_message); addDefaultExtra(pingPreference.getKey(), R.raw.ping_from_them); } private void addDefaultExtra(String key, @RawRes int defaultResId) { findPreference(key).getExtras().putInt(WireRingtonePreferenceDialogFragment.EXTRA_DEFAULT, defaultResId); } @Override public Event handlePreferenceChanged(SharedPreferences sharedPreferences, String key) { Event event = null; if (key.equals(getString(R.string.pref_options_sounds_key))) { String stringValue = sharedPreferences.getString(key, ""); TrackingUtils.tagChangedSoundNotificationLevelEvent( ((BaseActivity) getActivity()).injectJava(GlobalTrackingController.class), stringValue, getContext()); } else if (key.equals(ringtonePreference.getKey()) || key.equals(textTonePreference.getKey()) || key.equals(pingPreference.getKey())) { SoundController ctrl = inject(SoundController.class); if (ctrl != null) { ctrl.setCustomSoundUrisFromPreferences(sharedPreferences); } } else if (key.equals(getString(R.string.pref_options_image_download_key))) { String stringValue = sharedPreferences.getString(key, ""); boolean wifiOnly = stringValue.equals(getContext().getString(R.string.zms_image_download_value_wifi)); event = new ChangedImageDownloadPreferenceEvent(wifiOnly); } else if (key.equals(getString(R.string.pref_options_contacts_key))) { boolean shareContacts = sharedPreferences.getBoolean(key, false); event = new ChangedContactsPermissionEvent(shareContacts, true); boolean hasContactsReadPermission = PermissionUtils.hasSelfPermissions(getContext(), Manifest.permission.READ_CONTACTS); if (shareContacts && !hasContactsReadPermission) { ActivityCompat.requestPermissions(getActivity(), new String[] { Manifest.permission.READ_CONTACTS }, PermissionUtils.REQUEST_READ_CONTACTS); } } else if (key.equals(getString(R.string.pref_options_theme_switch_key))) { getControllerFactory().getThemeController().toggleThemePending(true); event = new ChangedThemeEvent(getControllerFactory().getThemeController().isDarkTheme()); } else if (key.equals(getString(R.string.pref_options_cursor_send_button_key))) { boolean sendButtonIsOn = sharedPreferences.getBoolean(key, true); event = new ChangedSendButtonSettingEvent(sendButtonIsOn); } else if (key.equals(getString(R.string.pref_options_vbr_key))) { boolean vbrOn = sharedPreferences.getBoolean(key, false); CallPermissionsController ctrl = inject(CallPermissionsController.class); if (ctrl != null) { ctrl.setVariableBitRateMode(vbrOn); } event = new ChangedBitRateModeEvent(vbrOn, true); } return event; } private void bindPreferenceSummaryToValue(Preference preference) { preference.setOnPreferenceChangeListener(bindPreferenceSummaryToValueListener); final String key = preference.getKey(); String value = getPreferenceManager().getSharedPreferences().getString(key, null); bindPreferenceSummaryToValueListener.onPreferenceChange(preference, value); } private static class PreferenceSummaryChangeListener implements Preference.OnPreferenceChangeListener { @Override public boolean onPreferenceChange(Preference preference, Object o) { final String value = (String) o; if (!(preference instanceof RingtonePreference)) { preference.setSummary(value); return true; } final Context context = preference.getContext(); if (value == null) { preference.setSummary(R.string.pref_options_ringtones_default_summary); return true; } else if (value.isEmpty()) { preference.setSummary(RingtonePreference.getRingtoneSilentString(context)); return true; } final Uri uri = Uri.parse(value); final int rawId = preference.getExtras().getInt(WireRingtonePreferenceDialogFragment.EXTRA_DEFAULT); if (uri.compareTo(Uri.parse("android.resource://" + context.getPackageName() + "/" + rawId)) == 0) { preference.setSummary(R.string.pref_options_ringtones_default_summary); return true; } preference.setSummary(RingtonePreference.getRingtoneTitle(context, uri)); return true; } } public interface Container { } @Override public void onRequestPermissionsResult(int requestCode, int[] grantResults) { if (requestCode == PermissionUtils.REQUEST_READ_CONTACTS && grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { boolean oldConfig = getControllerFactory().getUserPreferencesController().hasShareContactsEnabled(); getControllerFactory().getUserPreferencesController().setShareContactsEnabled(!oldConfig); getControllerFactory().getUserPreferencesController().setShareContactsEnabled(oldConfig); } } }