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.commonbind.ObjectFactory; 29 30 import java.util.List; 31 32 /** 33 * This fragment shows the preferences for "display options" 34 */ 35 public class DisplayOptionsPreferenceFragment extends PreferenceFragment { 36 37 @Override onCreate(Bundle savedInstanceState)38 public void onCreate(Bundle savedInstanceState) { 39 super.onCreate(savedInstanceState); 40 41 // Load the preferences from an XML resource 42 addPreferencesFromResource(R.xml.preference_display_options); 43 44 removeUnsupportedPreferences(); 45 addExtraPreferences(); 46 47 final Preference aboutPreference = findPreference("about"); 48 aboutPreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { 49 @Override 50 public boolean onPreferenceClick(Preference preference) { 51 ((ContactsPreferenceActivity) getActivity()).showAboutFragment(); 52 return true; 53 } 54 }); 55 } 56 removeUnsupportedPreferences()57 private void removeUnsupportedPreferences() { 58 // Disable sort order for CJK locales where it is not supported 59 final Resources resources = getResources(); 60 if (!resources.getBoolean(R.bool.config_sort_order_user_changeable)) { 61 getPreferenceScreen().removePreference(findPreference("sortOrder")); 62 } 63 64 // Disable display order for CJK locales as well 65 if (!resources.getBoolean(R.bool.config_display_order_user_changeable)) { 66 getPreferenceScreen().removePreference(findPreference("displayOrder")); 67 } 68 69 // Remove the "Default account" setting if there aren't any writable accounts 70 final AccountTypeManager accountTypeManager = AccountTypeManager.getInstance(getContext()); 71 final List<AccountWithDataSet> accounts = accountTypeManager.getAccounts( 72 /* contactWritableOnly */ true); 73 if (accounts.isEmpty()) { 74 getPreferenceScreen().removePreference(findPreference("accounts")); 75 } 76 } 77 addExtraPreferences()78 private void addExtraPreferences() { 79 final PreferenceManager preferenceManager = ObjectFactory.getPreferenceManager( 80 getContext()); 81 if (preferenceManager != null) { 82 for (Preference preference : preferenceManager.getPreferences()) { 83 getPreferenceScreen().addPreference(preference); 84 } 85 } 86 } 87 88 @Override getContext()89 public Context getContext() { 90 return getActivity(); 91 } 92 } 93