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      1 /*
      2  * Copyright (C) 2008 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.settings.accounts;
     18 
     19 import android.accounts.Account;
     20 import android.accounts.AccountManager;
     21 import android.accounts.OnAccountsUpdateListener;
     22 import android.app.Activity;
     23 import android.app.ActivityManager;
     24 import android.content.ContentResolver;
     25 import android.content.Intent;
     26 import android.graphics.drawable.Drawable;
     27 import android.os.Bundle;
     28 import android.preference.CheckBoxPreference;
     29 import android.preference.Preference;
     30 import android.preference.Preference.OnPreferenceChangeListener;
     31 import android.preference.PreferenceScreen;
     32 import android.util.Log;
     33 
     34 import com.android.settings.AccountPreference;
     35 import com.android.settings.DialogCreatable;
     36 import com.android.settings.R;
     37 
     38 import java.util.ArrayList;
     39 
     40 public class SyncSettings extends AccountPreferenceBase
     41         implements OnAccountsUpdateListener, DialogCreatable {
     42 
     43     private static final String KEY_SYNC_SWITCH = "sync_switch";
     44 
     45     private String[] mAuthorities;
     46 
     47     private SettingsDialogFragment mDialogFragment;
     48     private CheckBoxPreference mAutoSyncPreference;
     49 
     50     @Override
     51     public void onCreate(Bundle icicle) {
     52         super.onCreate(icicle);
     53 
     54         addPreferencesFromResource(R.xml.sync_settings);
     55         mAutoSyncPreference =
     56                 (CheckBoxPreference) getPreferenceScreen().findPreference(KEY_SYNC_SWITCH);
     57         mAutoSyncPreference.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
     58             @Override
     59             public boolean onPreferenceChange(Preference preference, Object newValue) {
     60                 if (ActivityManager.isUserAMonkey()) {
     61                     Log.d("SyncSettings", "ignoring monkey's attempt to flip sync state");
     62                 } else {
     63                     ContentResolver.setMasterSyncAutomatically((Boolean) newValue);
     64                 }
     65                 return true;
     66             }
     67         });
     68 
     69         setHasOptionsMenu(true);
     70     }
     71 
     72     @Override
     73     public void onStart() {
     74         super.onStart();
     75         Activity activity = getActivity();
     76         AccountManager.get(activity).addOnAccountsUpdatedListener(this, null, true);
     77     }
     78 
     79     @Override
     80     public void onActivityCreated(Bundle savedInstanceState) {
     81         super.onActivityCreated(savedInstanceState);
     82 
     83         final Activity activity = getActivity();
     84         mAutoSyncPreference.setChecked(ContentResolver.getMasterSyncAutomatically());
     85         mAuthorities = activity.getIntent().getStringArrayExtra(AUTHORITIES_FILTER_KEY);
     86 
     87         updateAuthDescriptions();
     88     }
     89 
     90     @Override
     91     public void onStop() {
     92         super.onStop();
     93         final Activity activity = getActivity();
     94         AccountManager.get(activity).removeOnAccountsUpdatedListener(this);
     95     }
     96 
     97     @Override
     98     public boolean onPreferenceTreeClick(PreferenceScreen preferences, Preference preference) {
     99         if (preference instanceof AccountPreference) {
    100             startAccountSettings((AccountPreference) preference);
    101         } else {
    102             return false;
    103         }
    104         return true;
    105     }
    106 
    107     private void startAccountSettings(AccountPreference acctPref) {
    108         Intent intent = new Intent("android.settings.ACCOUNT_SYNC_SETTINGS");
    109         intent.putExtra(AccountSyncSettings.ACCOUNT_KEY, acctPref.getAccount());
    110         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    111         startActivity(intent);
    112         finish();
    113     }
    114 
    115     @Override
    116     public void showDialog(int dialogId) {
    117         if (mDialogFragment != null) {
    118             Log.e(TAG, "Old dialog fragment not null!");
    119         }
    120         mDialogFragment = new SettingsDialogFragment(this, dialogId);
    121         mDialogFragment.show(getActivity().getFragmentManager(), Integer.toString(dialogId));
    122     }
    123 
    124     private void removeAccountPreferences() {
    125         PreferenceScreen parent = getPreferenceScreen();
    126         for (int i = 0; i < parent.getPreferenceCount(); ) {
    127             if (parent.getPreference(i) instanceof AccountPreference) {
    128                 parent.removePreference(parent.getPreference(i));
    129             } else {
    130                 i++;
    131             }
    132         }
    133     }
    134 
    135     @Override
    136     public void onAccountsUpdated(Account[] accounts) {
    137         if (getActivity() == null) return;
    138 
    139         removeAccountPreferences();
    140         for (int i = 0, n = accounts.length; i < n; i++) {
    141             final Account account = accounts[i];
    142             final ArrayList<String> auths = getAuthoritiesForAccountType(account.type);
    143 
    144             boolean showAccount = true;
    145             if (mAuthorities != null && auths != null) {
    146                 showAccount = false;
    147                 for (String requestedAuthority : mAuthorities) {
    148                     if (auths.contains(requestedAuthority)) {
    149                         showAccount = true;
    150                         break;
    151                     }
    152                 }
    153             }
    154 
    155             if (showAccount) {
    156                 final Drawable icon = getDrawableForType(account.type);
    157                 final AccountPreference preference =
    158                         new AccountPreference(getActivity(), account, icon, auths, true);
    159                 getPreferenceScreen().addPreference(preference);
    160                 preference.setSummary(getLabelForType(account.type));
    161             }
    162         }
    163         onSyncStateUpdated();
    164     }
    165 
    166     @Override
    167     protected void onAuthDescriptionsUpdated() {
    168         // Update account icons for all account preference items
    169         for (int i = 0; i < getPreferenceScreen().getPreferenceCount(); i++) {
    170             Preference pref = getPreferenceScreen().getPreference(i);
    171             if (pref instanceof AccountPreference) {
    172                 AccountPreference accPref = (AccountPreference)
    173                         getPreferenceScreen().getPreference(i);
    174                 accPref.setIcon(getDrawableForType(accPref.getAccount().type));
    175                 accPref.setSummary(getLabelForType(accPref.getAccount().type));
    176             }
    177         }
    178     }
    179 }
    180