1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.contacts.common.preference; 18 19 import android.content.Context; 20 import android.content.res.Resources; 21 import android.os.Bundle; 22 import android.preference.Preference; 23 import android.preference.PreferenceFragment; 24 25 import com.android.contacts.common.R; 26 import com.android.contacts.common.model.AccountTypeManager; 27 import com.android.contacts.common.model.account.AccountWithDataSet; 28 import com.android.contacts.common.model.account.GoogleAccountType; 29 import com.android.contacts.commonbind.ObjectFactory; 30 31 import java.util.List; 32 33 /** 34 * This fragment shows the preferences for "display options" 35 */ 36 public class DisplayOptionsPreferenceFragment extends PreferenceFragment { 37 38 @Override onCreate(Bundle savedInstanceState)39 public void onCreate(Bundle savedInstanceState) { 40 super.onCreate(savedInstanceState); 41 42 // Load the preferences from an XML resource 43 addPreferencesFromResource(R.xml.preference_display_options); 44 45 removeUnsupportedPreferences(); 46 addExtraPreferences(); 47 48 final Preference aboutPreference = findPreference("about"); 49 aboutPreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { 50 @Override 51 public boolean onPreferenceClick(Preference preference) { 52 ((ContactsPreferenceActivity) getActivity()).showAboutFragment(); 53 return true; 54 } 55 }); 56 } 57 removeUnsupportedPreferences()58 private void removeUnsupportedPreferences() { 59 // Disable sort order for CJK locales where it is not supported 60 final Resources resources = getResources(); 61 if (!resources.getBoolean(R.bool.config_sort_order_user_changeable)) { 62 getPreferenceScreen().removePreference(findPreference("sortOrder")); 63 } 64 65 // Disable display order for CJK locales as well 66 if (!resources.getBoolean(R.bool.config_display_order_user_changeable)) { 67 getPreferenceScreen().removePreference(findPreference("displayOrder")); 68 } 69 70 // Remove the "Default account" setting if there aren't any writable accounts 71 final AccountTypeManager accountTypeManager = AccountTypeManager.getInstance(getContext()); 72 final List<AccountWithDataSet> accounts = accountTypeManager.getAccounts( 73 /* contactWritableOnly */ true); 74 if (accounts.isEmpty()) { 75 getPreferenceScreen().removePreference(findPreference("accounts")); 76 } 77 } 78 addExtraPreferences()79 private void addExtraPreferences() { 80 final PreferenceManager preferenceManager = ObjectFactory.getPreferenceManager( 81 getContext()); 82 if (preferenceManager != null) { 83 for (Preference preference : preferenceManager.getPreferences()) { 84 getPreferenceScreen().addPreference(preference); 85 } 86 } 87 } 88 89 @Override getContext()90 public Context getContext() { 91 return getActivity(); 92 } 93 } 94 95