| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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.android.settings; |
| |
| import android.accounts.Account; |
| import android.accounts.AccountManager; |
| import android.accounts.OnAccountsUpdateListener; |
| import android.app.ActionBar; |
| import android.app.Activity; |
| import android.app.Fragment; |
| import android.app.FragmentManager; |
| import android.app.FragmentTransaction; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.SharedPreferences; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.PackageManager.NameNotFoundException; |
| import android.content.pm.ResolveInfo; |
| import android.content.res.Configuration; |
| import android.content.res.TypedArray; |
| import android.content.res.XmlResourceParser; |
| import android.nfc.NfcAdapter; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.INetworkManagementService; |
| import android.os.Message; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.preference.Preference; |
| import android.preference.PreferenceFragment; |
| import android.preference.PreferenceManager; |
| import android.preference.PreferenceScreen; |
| import android.text.TextUtils; |
| import android.transition.TransitionManager; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.util.TypedValue; |
| import android.util.Xml; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.MenuItem; |
| import android.view.View; |
| import android.view.View.OnClickListener; |
| import android.view.ViewGroup; |
| import android.widget.Button; |
| |
| import android.widget.SearchView; |
| import com.android.internal.util.ArrayUtils; |
| import com.android.internal.util.XmlUtils; |
| import com.android.settings.accessibility.AccessibilitySettings; |
| import com.android.settings.accessibility.CaptionPropertiesFragment; |
| import com.android.settings.accounts.AccountSyncSettings; |
| import com.android.settings.accounts.AuthenticatorHelper; |
| import com.android.settings.accounts.ManageAccountsSettings; |
| import com.android.settings.applications.InstalledAppDetails; |
| import com.android.settings.applications.ManageApplications; |
| import com.android.settings.applications.ProcessStatsUi; |
| import com.android.settings.bluetooth.BluetoothSettings; |
| import com.android.settings.dashboard.DashboardCategory; |
| import com.android.settings.dashboard.DashboardSummary; |
| import com.android.settings.dashboard.DashboardTile; |
| import com.android.settings.dashboard.NoHomeDialogFragment; |
| import com.android.settings.dashboard.SearchResultsSummary; |
| import com.android.settings.deviceinfo.Memory; |
| import com.android.settings.deviceinfo.UsbSettings; |
| import com.android.settings.fuelgauge.PowerUsageSummary; |
| import com.android.settings.search.DynamicIndexableContentMonitor; |
| import com.android.settings.search.Index; |
| import com.android.settings.inputmethod.InputMethodAndLanguageSettings; |
| import com.android.settings.inputmethod.KeyboardLayoutPickerFragment; |
| import com.android.settings.inputmethod.SpellCheckersSettings; |
| import com.android.settings.inputmethod.UserDictionaryList; |
| import com.android.settings.location.LocationSettings; |
| import com.android.settings.nfc.AndroidBeam; |
| import com.android.settings.nfc.PaymentSettings; |
| import com.android.settings.notification.ConditionProviderSettings; |
| import com.android.settings.notification.NotificationAccessSettings; |
| import com.android.settings.notification.NotificationSettings; |
| import com.android.settings.notification.NotificationStation; |
| import com.android.settings.notification.ZenModeSettings; |
| import com.android.settings.print.PrintJobSettingsFragment; |
| import com.android.settings.print.PrintSettingsFragment; |
| import com.android.settings.tts.TextToSpeechSettings; |
| import com.android.settings.users.UserSettings; |
| import com.android.settings.vpn2.VpnSettings; |
| import com.android.settings.wfd.WifiDisplaySettings; |
| import com.android.settings.widget.SwitchBar; |
| import com.android.settings.wifi.AdvancedWifiSettings; |
| import com.android.settings.wifi.WifiSettings; |
| import com.android.settings.wifi.p2p.WifiP2pSettings; |
| import org.xmlpull.v1.XmlPullParser; |
| import org.xmlpull.v1.XmlPullParserException; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| import static com.android.settings.dashboard.DashboardTile.TILE_ID_UNDEFINED; |
| |
| public class SettingsActivity extends Activity |
| implements PreferenceManager.OnPreferenceTreeClickListener, |
| PreferenceFragment.OnPreferenceStartFragmentCallback, |
| ButtonBarHandler, OnAccountsUpdateListener, FragmentManager.OnBackStackChangedListener, |
| SearchView.OnQueryTextListener, SearchView.OnCloseListener, |
| MenuItem.OnActionExpandListener { |
| |
| private static final String LOG_TAG = "Settings"; |
| |
| // Constants for state save/restore |
| private static final String SAVE_KEY_CATEGORIES = ":settings:categories"; |
| private static final String SAVE_KEY_SEARCH_MENU_EXPANDED = ":settings:search_menu_expanded"; |
| private static final String SAVE_KEY_SEARCH_QUERY = ":settings:search_query"; |
| private static final String SAVE_KEY_SHOW_HOME_AS_UP = ":settings:show_home_as_up"; |
| private static final String SAVE_KEY_SHOW_SEARCH = ":settings:show_search"; |
| |
| /** |
| * When starting this activity, the invoking Intent can contain this extra |
| * string to specify which fragment should be initially displayed. |
| * <p/>Starting from Key Lime Pie, when this argument is passed in, the activity |
| * will call isValidFragment() to confirm that the fragment class name is valid for this |
| * activity. |
| */ |
| public static final String EXTRA_SHOW_FRAGMENT = ":settings:show_fragment"; |
| |
| /** |
| * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, |
| * this extra can also be specified to supply a Bundle of arguments to pass |
| * to that fragment when it is instantiated during the initial creation |
| * of the activity. |
| */ |
| public static final String EXTRA_SHOW_FRAGMENT_ARGUMENTS = ":settings:show_fragment_args"; |
| |
| /** |
| * Fragment "key" argument passed thru {@link #EXTRA_SHOW_FRAGMENT_ARGUMENTS} |
| */ |
| public static final String EXTRA_FRAGMENT_ARG_KEY = ":settings:fragment_args_key"; |
| |
| public static final String BACK_STACK_PREFS = ":settings:prefs"; |
| |
| // extras that allow any preference activity to be launched as part of a wizard |
| |
| // show Back and Next buttons? takes boolean parameter |
| // Back will then return RESULT_CANCELED and Next RESULT_OK |
| protected static final String EXTRA_PREFS_SHOW_BUTTON_BAR = "extra_prefs_show_button_bar"; |
| |
| // add a Skip button? |
| private static final String EXTRA_PREFS_SHOW_SKIP = "extra_prefs_show_skip"; |
| |
| // specify custom text for the Back or Next buttons, or cause a button to not appear |
| // at all by setting it to null |
| protected static final String EXTRA_PREFS_SET_NEXT_TEXT = "extra_prefs_set_next_text"; |
| protected static final String EXTRA_PREFS_SET_BACK_TEXT = "extra_prefs_set_back_text"; |
| |
| /** |
| * When starting this activity and using {@link #EXTRA_SHOW_FRAGMENT}, |
| * those extra can also be specify to supply the title or title res id to be shown for |
| * that fragment. |
| */ |
| public static final String EXTRA_SHOW_FRAGMENT_TITLE = ":settings:show_fragment_title"; |
| public static final String EXTRA_SHOW_FRAGMENT_TITLE_RESID = ":settings:show_fragment_title_resid"; |
| |
| private static final String META_DATA_KEY_FRAGMENT_CLASS = |
| "com.android.settings.FRAGMENT_CLASS"; |
| |
| private static final String EXTRA_UI_OPTIONS = "settings:ui_options"; |
| |
| private static final String EMPTY_QUERY = ""; |
| |
| private static boolean sShowNoHomeNotice = false; |
| |
| private String mFragmentClass; |
| |
| private CharSequence mInitialTitle; |
| private int mInitialTitleResId; |
| |
| // Show only these settings for restricted users |
| private int[] SETTINGS_FOR_RESTRICTED = { |
| R.id.wireless_section, |
| R.id.wifi_settings, |
| R.id.bluetooth_settings, |
| R.id.data_usage_settings, |
| R.id.wireless_settings, |
| R.id.device_section, |
| R.id.notification_settings, |
| R.id.display_settings, |
| R.id.storage_settings, |
| R.id.application_settings, |
| R.id.battery_settings, |
| R.id.personal_section, |
| R.id.location_settings, |
| R.id.security_settings, |
| R.id.language_settings, |
| R.id.user_settings, |
| R.id.account_settings, |
| R.id.account_add, |
| R.id.system_section, |
| R.id.date_time_settings, |
| R.id.about_settings, |
| R.id.accessibility_settings, |
| R.id.print_settings, |
| R.id.nfc_payment_settings, |
| R.id.home_settings, |
| R.id.dashboard |
| }; |
| |
| private static final String[] ENTRY_FRAGMENTS = { |
| WirelessSettings.class.getName(), |
| WifiSettings.class.getName(), |
| AdvancedWifiSettings.class.getName(), |
| BluetoothSettings.class.getName(), |
| TetherSettings.class.getName(), |
| WifiP2pSettings.class.getName(), |
| VpnSettings.class.getName(), |
| DateTimeSettings.class.getName(), |
| LocalePicker.class.getName(), |
| InputMethodAndLanguageSettings.class.getName(), |
| SpellCheckersSettings.class.getName(), |
| UserDictionaryList.class.getName(), |
| UserDictionarySettings.class.getName(), |
| DisplaySettings.class.getName(), |
| DeviceInfoSettings.class.getName(), |
| ManageApplications.class.getName(), |
| ProcessStatsUi.class.getName(), |
| NotificationStation.class.getName(), |
| LocationSettings.class.getName(), |
| SecuritySettings.class.getName(), |
| PrivacySettings.class.getName(), |
| DeviceAdminSettings.class.getName(), |
| AccessibilitySettings.class.getName(), |
| CaptionPropertiesFragment.class.getName(), |
| com.android.settings.accessibility.ToggleInversionPreferenceFragment.class.getName(), |
| com.android.settings.accessibility.ToggleDaltonizerPreferenceFragment.class.getName(), |
| TextToSpeechSettings.class.getName(), |
| Memory.class.getName(), |
| DevelopmentSettings.class.getName(), |
| UsbSettings.class.getName(), |
| AndroidBeam.class.getName(), |
| WifiDisplaySettings.class.getName(), |
| PowerUsageSummary.class.getName(), |
| AccountSyncSettings.class.getName(), |
| CryptKeeperSettings.class.getName(), |
| DataUsageSummary.class.getName(), |
| DreamSettings.class.getName(), |
| UserSettings.class.getName(), |
| NotificationAccessSettings.class.getName(), |
| ConditionProviderSettings.class.getName(), |
| ManageAccountsSettings.class.getName(), |
| PrintSettingsFragment.class.getName(), |
| PrintJobSettingsFragment.class.getName(), |
| TrustedCredentialsSettings.class.getName(), |
| PaymentSettings.class.getName(), |
| KeyboardLayoutPickerFragment.class.getName(), |
| ZenModeSettings.class.getName(), |
| NotificationSettings.class.getName(), |
| ChooseLockPassword.ChooseLockPasswordFragment.class.getName(), |
| ChooseLockPattern.ChooseLockPatternFragment.class.getName(), |
| InstalledAppDetails.class.getName() |
| }; |
| |
| private SharedPreferences mDevelopmentPreferences; |
| private SharedPreferences.OnSharedPreferenceChangeListener mDevelopmentPreferencesListener; |
| |
| private AuthenticatorHelper mAuthenticatorHelper; |
| private boolean mListeningToAccountUpdates; |
| |
| private boolean mBatteryPresent = true; |
| private BroadcastReceiver mBatteryInfoReceiver = new BroadcastReceiver() { |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (Intent.ACTION_BATTERY_CHANGED.equals(action)) { |
| boolean batteryPresent = Utils.isBatteryPresent(intent); |
| |
| if (mBatteryPresent != batteryPresent) { |
| mBatteryPresent = batteryPresent; |
| invalidateCategories(); |
| } |
| } |
| } |
| }; |
| |
| private final DynamicIndexableContentMonitor mDynamicIndexableContentMonitor = |
| new DynamicIndexableContentMonitor(); |
| |
| private ActionBar mActionBar; |
| private SwitchBar mSwitchBar; |
| |
| private Button mNextButton; |
| |
| private boolean mDisplayHomeAsUpEnabled; |
| private boolean mDisplaySearch; |
| |
| private boolean mIsShowingDashboard; |
| |
| private ViewGroup mContent; |
| |
| private SearchView mSearchView; |
| private MenuItem mSearchMenuItem; |
| private boolean mSearchMenuItemExpanded = false; |
| private SearchResultsSummary mSearchResultsFragment; |
| private String mSearchQuery; |
| |
| // Categories |
| private ArrayList<DashboardCategory> mCategories = new ArrayList<DashboardCategory>(); |
| private boolean mNeedToRebuildCategories; |
| |
| private static final int MSG_BUILD_CATEGORIES = 1; |
| private Handler mHandler = new Handler() { |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case MSG_BUILD_CATEGORIES: { |
| if(mNeedToRebuildCategories) { |
| buildDashboardCategories(mCategories); |
| } |
| } break; |
| } |
| } |
| }; |
| |
| private boolean mNeedToRevertToInitialFragment = false; |
| |
| public SwitchBar getSwitchBar() { |
| return mSwitchBar; |
| } |
| |
| public AuthenticatorHelper getAuthenticatorHelper() { |
| return mAuthenticatorHelper; |
| } |
| |
| public List<DashboardCategory> getDashboardCategories() { |
| if (mNeedToRebuildCategories || mCategories.size() == 0) { |
| buildDashboardCategories(mCategories); |
| mNeedToRebuildCategories = false; |
| } |
| return mCategories; |
| } |
| |
| @Override |
| public boolean onPreferenceStartFragment(PreferenceFragment caller, Preference pref) { |
| // Override the fragment title for Wallpaper settings |
| int titleRes = pref.getTitleRes(); |
| if (pref.getFragment().equals(WallpaperTypeSettings.class.getName())) { |
| titleRes = R.string.wallpaper_settings_fragment_title; |
| } else if (pref.getFragment().equals(OwnerInfoSettings.class.getName()) |
| && UserHandle.myUserId() != UserHandle.USER_OWNER) { |
| if (UserManager.get(this).isLinkedUser()) { |
| titleRes = R.string.profile_info_settings_title; |
| } else { |
| titleRes = R.string.user_info_settings_title; |
| } |
| } |
| startPreferencePanel(pref.getFragment(), pref.getExtras(), titleRes, pref.getTitle(), |
| null, 0); |
| return true; |
| } |
| |
| @Override |
| public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { |
| return false; |
| } |
| |
| private void invalidateCategories() { |
| if (!mHandler.hasMessages(MSG_BUILD_CATEGORIES)) { |
| mHandler.sendEmptyMessage(MSG_BUILD_CATEGORIES); |
| } |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| Index.getInstance(this).update(); |
| } |
| |
| @Override |
| protected void onStart() { |
| super.onStart(); |
| |
| if (mNeedToRevertToInitialFragment) { |
| revertToInitialFragment(); |
| } |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| if (!mDisplaySearch) { |
| return false; |
| } |
| |
| MenuInflater inflater = getMenuInflater(); |
| inflater.inflate(R.menu.options_menu, menu); |
| |
| // Cache the search query (can be overriden by the OnQueryTextListener) |
| final String query = mSearchQuery; |
| |
| mSearchMenuItem = menu.findItem(R.id.search); |
| mSearchView = (SearchView) mSearchMenuItem.getActionView(); |
| |
| if (mSearchMenuItem == null || mSearchView == null) { |
| return false; |
| } |
| |
| if (mSearchResultsFragment != null) { |
| mSearchResultsFragment.setSearchView(mSearchView); |
| } |
| |
| mSearchMenuItem.setOnActionExpandListener(this); |
| mSearchView.setOnQueryTextListener(this); |
| mSearchView.setOnCloseListener(this); |
| |
| if (mSearchMenuItemExpanded) { |
| mSearchMenuItem.expandActionView(); |
| } |
| mSearchView.setQuery(query, true /* submit */); |
| |
| return true; |
| } |
| |
| @Override |
| protected void onCreate(Bundle savedState) { |
| if (getIntent().hasExtra(EXTRA_UI_OPTIONS)) { |
| getWindow().setUiOptions(getIntent().getIntExtra(EXTRA_UI_OPTIONS, 0)); |
| } |
| |
| mAuthenticatorHelper = new AuthenticatorHelper(); |
| mAuthenticatorHelper.updateAuthDescriptions(this); |
| mAuthenticatorHelper.onAccountsUpdated(this, null); |
| |
| mDevelopmentPreferences = getSharedPreferences(DevelopmentSettings.PREF_FILE, |
| Context.MODE_PRIVATE); |
| |
| getMetaData(); |
| |
| super.onCreate(savedState); |
| |
| // Getting Intent properties can only be done after the super.onCreate(...) |
| final String initialFragmentName = getIntent().getStringExtra(EXTRA_SHOW_FRAGMENT); |
| |
| mIsShowingDashboard = (initialFragmentName == null); |
| |
| final ComponentName cn = getIntent().getComponent(); |
| final boolean isShortcut = !cn.getClassName().equals(SubSettings.class.getName()); |
| |
| // If this is a subsettings (but not a Shortcut) then apply the correct theme for |
| // the ActionBar content inset |
| if (!mIsShowingDashboard && !isShortcut) { |
| setTheme(R.style.Theme_SubSettings); |
| } |
| |
| setContentView(R.layout.settings_main); |
| |
| mContent = (ViewGroup) findViewById(R.id.prefs); |
| |
| getFragmentManager().addOnBackStackChangedListener(this); |
| |
| mDisplayHomeAsUpEnabled = true; |
| mDisplaySearch = true; |
| |
| if (mIsShowingDashboard) { |
| Index.getInstance(getApplicationContext()).update(); |
| } |
| |
| if (savedState != null) { |
| // We are restarting from a previous saved state; used that to initialize, instead |
| // of starting fresh. |
| mSearchMenuItemExpanded = savedState.getBoolean(SAVE_KEY_SEARCH_MENU_EXPANDED); |
| mSearchQuery = savedState.getString(SAVE_KEY_SEARCH_QUERY); |
| |
| setTitleFromIntent(getIntent()); |
| |
| ArrayList<DashboardCategory> categories = |
| savedState.getParcelableArrayList(SAVE_KEY_CATEGORIES); |
| if (categories != null) { |
| mCategories.clear(); |
| mCategories.addAll(categories); |
| setTitleFromBackStack(); |
| } |
| |
| mDisplayHomeAsUpEnabled = savedState.getBoolean(SAVE_KEY_SHOW_HOME_AS_UP); |
| mDisplaySearch = savedState.getBoolean(SAVE_KEY_SHOW_SEARCH); |
| } else { |
| if (!mIsShowingDashboard) { |
| // No UP nor Search is shown we are launched thru a Settings "shortcut" |
| if (isShortcut) { |
| mDisplayHomeAsUpEnabled = false; |
| mDisplaySearch = false; |
| } |
| setTitleFromIntent(getIntent()); |
| |
| Bundle initialArguments = getIntent().getBundleExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS); |
| switchToFragment(initialFragmentName, initialArguments, true, false, |
| mInitialTitleResId, mInitialTitle, false); |
| } else { |
| // No UP if we are displaying the main Dashboard |
| mDisplayHomeAsUpEnabled = false; |
| mInitialTitleResId = R.string.dashboard_title; |
| switchToFragment(DashboardSummary.class.getName(), null, false, false, |
| mInitialTitleResId, mInitialTitle, false); |
| } |
| } |
| |
| mActionBar = getActionBar(); |
| if (mActionBar != null) { |
| mActionBar.setDisplayHomeAsUpEnabled(mDisplayHomeAsUpEnabled); |
| mActionBar.setHomeButtonEnabled(mDisplayHomeAsUpEnabled); |
| } |
| mSwitchBar = (SwitchBar) findViewById(R.id.switch_bar); |
| |
| // see if we should show Back/Next buttons |
| Intent intent = getIntent(); |
| if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_BUTTON_BAR, false)) { |
| |
| View buttonBar = findViewById(R.id.button_bar); |
| if (buttonBar != null) { |
| buttonBar.setVisibility(View.VISIBLE); |
| |
| Button backButton = (Button)findViewById(R.id.back_button); |
| backButton.setOnClickListener(new OnClickListener() { |
| public void onClick(View v) { |
| setResult(RESULT_CANCELED); |
| finish(); |
| } |
| }); |
| Button skipButton = (Button)findViewById(R.id.skip_button); |
| skipButton.setOnClickListener(new OnClickListener() { |
| public void onClick(View v) { |
| setResult(RESULT_OK); |
| finish(); |
| } |
| }); |
| mNextButton = (Button)findViewById(R.id.next_button); |
| mNextButton.setOnClickListener(new OnClickListener() { |
| public void onClick(View v) { |
| setResult(RESULT_OK); |
| finish(); |
| } |
| }); |
| |
| // set our various button parameters |
| if (intent.hasExtra(EXTRA_PREFS_SET_NEXT_TEXT)) { |
| String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_NEXT_TEXT); |
| if (TextUtils.isEmpty(buttonText)) { |
| mNextButton.setVisibility(View.GONE); |
| } |
| else { |
| mNextButton.setText(buttonText); |
| } |
| } |
| if (intent.hasExtra(EXTRA_PREFS_SET_BACK_TEXT)) { |
| String buttonText = intent.getStringExtra(EXTRA_PREFS_SET_BACK_TEXT); |
| if (TextUtils.isEmpty(buttonText)) { |
| backButton.setVisibility(View.GONE); |
| } |
| else { |
| backButton.setText(buttonText); |
| } |
| } |
| if (intent.getBooleanExtra(EXTRA_PREFS_SHOW_SKIP, false)) { |
| skipButton.setVisibility(View.VISIBLE); |
| } |
| } |
| } |
| } |
| |
| private void setTitleFromIntent(Intent intent) { |
| final int initialTitleResId = intent.getIntExtra(EXTRA_SHOW_FRAGMENT_TITLE_RESID, -1); |
| if (initialTitleResId > 0) { |
| mInitialTitle = null; |
| mInitialTitleResId = initialTitleResId; |
| setTitle(mInitialTitleResId); |
| } else { |
| mInitialTitleResId = -1; |
| final String initialTitle = intent.getStringExtra(EXTRA_SHOW_FRAGMENT_TITLE); |
| mInitialTitle = (initialTitle != null) ? initialTitle : getTitle(); |
| setTitle(mInitialTitle); |
| } |
| } |
| |
| @Override |
| public void onBackStackChanged() { |
| setTitleFromBackStack(); |
| } |
| |
| private int setTitleFromBackStack() { |
| final int count = getFragmentManager().getBackStackEntryCount(); |
| |
| if (count == 0) { |
| if (mInitialTitleResId > 0) { |
| setTitle(mInitialTitleResId); |
| } else { |
| setTitle(mInitialTitle); |
| } |
| return 0; |
| } |
| |
| FragmentManager.BackStackEntry bse = getFragmentManager().getBackStackEntryAt(count - 1); |
| setTitleFromBackStackEntry(bse); |
| |
| return count; |
| } |
| |
| private void setTitleFromBackStackEntry(FragmentManager.BackStackEntry bse) { |
| final CharSequence title; |
| final int titleRes = bse.getBreadCrumbTitleRes(); |
| if (titleRes > 0) { |
| title = getText(titleRes); |
| } else { |
| title = bse.getBreadCrumbTitle(); |
| } |
| if (title != null) { |
| setTitle(title); |
| } |
| } |
| |
| @Override |
| protected void onSaveInstanceState(Bundle outState) { |
| super.onSaveInstanceState(outState); |
| |
| if (mCategories.size() > 0) { |
| outState.putParcelableArrayList(SAVE_KEY_CATEGORIES, mCategories); |
| } |
| |
| outState.putBoolean(SAVE_KEY_SHOW_HOME_AS_UP, mDisplayHomeAsUpEnabled); |
| outState.putBoolean(SAVE_KEY_SHOW_SEARCH, mDisplaySearch); |
| |
| if (mDisplaySearch) { |
| // The option menus are created if the ActionBar is visible and they are also created |
| // asynchronously. If you launch Settings with an Intent action like |
| // android.intent.action.POWER_USAGE_SUMMARY and at the same time your device is locked |
| // thru a LockScreen, onCreateOptionsMenu() is not yet called and references to the search |
| // menu item and search view are null. |
| boolean isExpanded = (mSearchMenuItem != null) && mSearchMenuItem.isActionViewExpanded(); |
| outState.putBoolean(SAVE_KEY_SEARCH_MENU_EXPANDED, isExpanded); |
| |
| String query = (mSearchView != null) ? mSearchView.getQuery().toString() : EMPTY_QUERY; |
| outState.putString(SAVE_KEY_SEARCH_QUERY, query); |
| } |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| |
| mDevelopmentPreferencesListener = new SharedPreferences.OnSharedPreferenceChangeListener() { |
| @Override |
| public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) { |
| setNeedToRebuildCategories(true); |
| invalidateCategories(); |
| } |
| }; |
| mDevelopmentPreferences.registerOnSharedPreferenceChangeListener( |
| mDevelopmentPreferencesListener); |
| |
| registerReceiver(mBatteryInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED)); |
| |
| mDynamicIndexableContentMonitor.register(this); |
| |
| if(mDisplaySearch && !TextUtils.isEmpty(mSearchQuery)) { |
| onQueryTextSubmit(mSearchQuery); |
| } |
| } |
| |
| @Override |
| public void onPause() { |
| super.onPause(); |
| |
| unregisterReceiver(mBatteryInfoReceiver); |
| |
| mDynamicIndexableContentMonitor.unregister(); |
| } |
| |
| @Override |
| public void onDestroy() { |
| super.onDestroy(); |
| |
| mDevelopmentPreferences.unregisterOnSharedPreferenceChangeListener( |
| mDevelopmentPreferencesListener); |
| mDevelopmentPreferencesListener = null; |
| |
| if (mListeningToAccountUpdates) { |
| AccountManager.get(this).removeOnAccountsUpdatedListener(this); |
| } |
| } |
| |
| protected boolean isValidFragment(String fragmentName) { |
| // Almost all fragments are wrapped in this, |
| // except for a few that have their own activities. |
| for (int i = 0; i < ENTRY_FRAGMENTS.length; i++) { |
| if (ENTRY_FRAGMENTS[i].equals(fragmentName)) return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public Intent getIntent() { |
| Intent superIntent = super.getIntent(); |
| String startingFragment = getStartingFragmentClass(superIntent); |
| // This is called from super.onCreate, isMultiPane() is not yet reliable |
| // Do not use onIsHidingHeaders either, which relies itself on this method |
| if (startingFragment != null) { |
| Intent modIntent = new Intent(superIntent); |
| modIntent.putExtra(EXTRA_SHOW_FRAGMENT, startingFragment); |
| Bundle args = superIntent.getExtras(); |
| if (args != null) { |
| args = new Bundle(args); |
| } else { |
| args = new Bundle(); |
| } |
| args.putParcelable("intent", superIntent); |
| modIntent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, superIntent.getExtras()); |
| return modIntent; |
| } |
| return superIntent; |
| } |
| |
| /** |
| * Checks if the component name in the intent is different from the Settings class and |
| * returns the class name to load as a fragment. |
| */ |
| private String getStartingFragmentClass(Intent intent) { |
| if (mFragmentClass != null) return mFragmentClass; |
| |
| String intentClass = intent.getComponent().getClassName(); |
| if (intentClass.equals(getClass().getName())) return null; |
| |
| if ("com.android.settings.ManageApplications".equals(intentClass) |
| || "com.android.settings.RunningServices".equals(intentClass) |
| || "com.android.settings.applications.StorageUse".equals(intentClass)) { |
| // Old names of manage apps. |
| intentClass = com.android.settings.applications.ManageApplications.class.getName(); |
| } |
| |
| return intentClass; |
| } |
| |
| /** |
| * Start a new fragment containing a preference panel. If the preferences |
| * are being displayed in multi-pane mode, the given fragment class will |
| * be instantiated and placed in the appropriate pane. If running in |
| * single-pane mode, a new activity will be launched in which to show the |
| * fragment. |
| * |
| * @param fragmentClass Full name of the class implementing the fragment. |
| * @param args Any desired arguments to supply to the fragment. |
| * @param titleRes Optional resource identifier of the title of this |
| * fragment. |
| * @param titleText Optional text of the title of this fragment. |
| * @param resultTo Optional fragment that result data should be sent to. |
| * If non-null, resultTo.onActivityResult() will be called when this |
| * preference panel is done. The launched panel must use |
| * {@link #finishPreferencePanel(Fragment, int, Intent)} when done. |
| * @param resultRequestCode If resultTo is non-null, this is the caller's |
| * request code to be received with the resut. |
| */ |
| public void startPreferencePanel(String fragmentClass, Bundle args, int titleRes, |
| CharSequence titleText, Fragment resultTo, int resultRequestCode) { |
| String title = null; |
| if (titleRes < 0) { |
| if (titleText != null) { |
| title = titleText.toString(); |
| } else { |
| // There not much we can do in that case |
| title = ""; |
| } |
| } |
| Utils.startWithFragment(this, fragmentClass, args, resultTo, resultRequestCode, |
| titleRes, title); |
| } |
| |
| /** |
| * Called by a preference panel fragment to finish itself. |
| * |
| * @param caller The fragment that is asking to be finished. |
| * @param resultCode Optional result code to send back to the original |
| * launching fragment. |
| * @param resultData Optional result data to send back to the original |
| * launching fragment. |
| */ |
| public void finishPreferencePanel(Fragment caller, int resultCode, Intent resultData) { |
| setResult(resultCode, resultData); |
| } |
| |
| /** |
| * Start a new fragment. |
| * |
| * @param fragment The fragment to start |
| * @param push If true, the current fragment will be pushed onto the back stack. If false, |
| * the current fragment will be replaced. |
| */ |
| public void startPreferenceFragment(Fragment fragment, boolean push) { |
| FragmentTransaction transaction = getFragmentManager().beginTransaction(); |
| transaction.replace(R.id.prefs, fragment); |
| if (push) { |
| transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN); |
| transaction.addToBackStack(BACK_STACK_PREFS); |
| } else { |
| transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); |
| } |
| transaction.commitAllowingStateLoss(); |
| } |
| |
| /** |
| * Switch to a specific Fragment with taking care of validation, Title and BackStack |
| */ |
| private Fragment switchToFragment(String fragmentName, Bundle args, boolean validate, |
| boolean addToBackStack, int titleResId, CharSequence title, boolean withTransition) { |
| if (validate && !isValidFragment(fragmentName)) { |
| throw new IllegalArgumentException("Invalid fragment for this activity: " |
| + fragmentName); |
| } |
| Fragment f = Fragment.instantiate(this, fragmentName, args); |
| FragmentTransaction transaction = getFragmentManager().beginTransaction(); |
| transaction.replace(R.id.prefs, f); |
| if (withTransition) { |
| TransitionManager.beginDelayedTransition(mContent); |
| } |
| if (addToBackStack) { |
| transaction.addToBackStack(SettingsActivity.BACK_STACK_PREFS); |
| } |
| if (titleResId > 0) { |
| transaction.setBreadCrumbTitle(titleResId); |
| } else if (title != null) { |
| transaction.setBreadCrumbTitle(title); |
| } |
| transaction.commitAllowingStateLoss(); |
| getFragmentManager().executePendingTransactions(); |
| return f; |
| } |
| |
| public void setNeedToRebuildCategories(boolean need) { |
| mNeedToRebuildCategories = need; |
| } |
| |
| /** |
| * Called when the activity needs its list of categories/tiles built. |
| * |
| * @param categories The list in which to place the tiles categories. |
| */ |
| private void buildDashboardCategories(List<DashboardCategory> categories) { |
| categories.clear(); |
| loadCategoriesFromResource(R.xml.dashboard_categories, categories); |
| updateTilesList(categories); |
| } |
| |
| /** |
| * Parse the given XML file as a categories description, adding each |
| * parsed categories and tiles into the target list. |
| * |
| * @param resid The XML resource to load and parse. |
| * @param target The list in which the parsed categories and tiles should be placed. |
| */ |
| private void loadCategoriesFromResource(int resid, List<DashboardCategory> target) { |
| XmlResourceParser parser = null; |
| try { |
| parser = getResources().getXml(resid); |
| AttributeSet attrs = Xml.asAttributeSet(parser); |
| |
| int type; |
| while ((type=parser.next()) != XmlPullParser.END_DOCUMENT |
| && type != XmlPullParser.START_TAG) { |
| // Parse next until start tag is found |
| } |
| |
| String nodeName = parser.getName(); |
| if (!"dashboard-categories".equals(nodeName)) { |
| throw new RuntimeException( |
| "XML document must start with <preference-categories> tag; found" |
| + nodeName + " at " + parser.getPositionDescription()); |
| } |
| |
| Bundle curBundle = null; |
| |
| final int outerDepth = parser.getDepth(); |
| while ((type=parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } |
| |
| nodeName = parser.getName(); |
| if ("dashboard-category".equals(nodeName)) { |
| DashboardCategory category = new DashboardCategory(); |
| |
| TypedArray sa = obtainStyledAttributes( |
| attrs, com.android.internal.R.styleable.PreferenceHeader); |
| category.id = sa.getResourceId( |
| com.android.internal.R.styleable.PreferenceHeader_id, |
| (int)DashboardCategory.CAT_ID_UNDEFINED); |
| |
| TypedValue tv = sa.peekValue( |
| com.android.internal.R.styleable.PreferenceHeader_title); |
| if (tv != null && tv.type == TypedValue.TYPE_STRING) { |
| if (tv.resourceId != 0) { |
| category.titleRes = tv.resourceId; |
| } else { |
| category.title = tv.string; |
| } |
| } |
| sa.recycle(); |
| |
| final int innerDepth = parser.getDepth(); |
| while ((type=parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > innerDepth)) { |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } |
| |
| String innerNodeName = parser.getName(); |
| if (innerNodeName.equals("dashboard-tile")) { |
| DashboardTile tile = new DashboardTile(); |
| |
| sa = obtainStyledAttributes( |
| attrs, com.android.internal.R.styleable.PreferenceHeader); |
| tile.id = sa.getResourceId( |
| com.android.internal.R.styleable.PreferenceHeader_id, |
| (int)TILE_ID_UNDEFINED); |
| tv = sa.peekValue( |
| com.android.internal.R.styleable.PreferenceHeader_title); |
| if (tv != null && tv.type == TypedValue.TYPE_STRING) { |
| if (tv.resourceId != 0) { |
| tile.titleRes = tv.resourceId; |
| } else { |
| tile.title = tv.string; |
| } |
| } |
| tv = sa.peekValue( |
| com.android.internal.R.styleable.PreferenceHeader_summary); |
| if (tv != null && tv.type == TypedValue.TYPE_STRING) { |
| if (tv.resourceId != 0) { |
| tile.summaryRes = tv.resourceId; |
| } else { |
| tile.summary = tv.string; |
| } |
| } |
| tile.iconRes = sa.getResourceId( |
| com.android.internal.R.styleable.PreferenceHeader_icon, 0); |
| tile.fragment = sa.getString( |
| com.android.internal.R.styleable.PreferenceHeader_fragment); |
| sa.recycle(); |
| |
| if (curBundle == null) { |
| curBundle = new Bundle(); |
| } |
| |
| final int innerDepth2 = parser.getDepth(); |
| while ((type=parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > innerDepth2)) { |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } |
| |
| String innerNodeName2 = parser.getName(); |
| if (innerNodeName2.equals("extra")) { |
| getResources().parseBundleExtra("extra", attrs, curBundle); |
| XmlUtils.skipCurrentTag(parser); |
| |
| } else if (innerNodeName2.equals("intent")) { |
| tile.intent = Intent.parseIntent(getResources(), parser, attrs); |
| |
| } else { |
| XmlUtils.skipCurrentTag(parser); |
| } |
| } |
| |
| if (curBundle.size() > 0) { |
| tile.fragmentArguments = curBundle; |
| curBundle = null; |
| } |
| |
| category.addTile(tile); |
| |
| } else { |
| XmlUtils.skipCurrentTag(parser); |
| } |
| } |
| |
| target.add(category); |
| } else { |
| XmlUtils.skipCurrentTag(parser); |
| } |
| } |
| |
| } catch (XmlPullParserException e) { |
| throw new RuntimeException("Error parsing categories", e); |
| } catch (IOException e) { |
| throw new RuntimeException("Error parsing categories", e); |
| } finally { |
| if (parser != null) parser.close(); |
| } |
| } |
| |
| private void updateTilesList(List<DashboardCategory> target) { |
| final boolean showDev = mDevelopmentPreferences.getBoolean( |
| DevelopmentSettings.PREF_SHOW, |
| android.os.Build.TYPE.equals("eng")); |
| |
| final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE); |
| |
| final int size = target.size(); |
| for (int i = 0; i < size; i++) { |
| |
| DashboardCategory category = target.get(i); |
| |
| // Ids are integers, so downcasting is ok |
| int id = (int) category.id; |
| if (id == R.id.account_settings) { |
| insertAccountsTiles(category); |
| continue; |
| } |
| int n = category.getTilesCount() - 1; |
| while (n >= 0) { |
| |
| DashboardTile tile = category.getTile(n); |
| |
| id = (int) tile.id; |
| if (id == R.id.operator_settings || id == R.id.manufacturer_settings) { |
| Utils.updateTileToSpecificActivityFromMetaDataOrRemove(this, category, tile); |
| } else if (id == R.id.wifi_settings) { |
| // Remove WiFi Settings if WiFi service is not available. |
| if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_WIFI)) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.bluetooth_settings) { |
| // Remove Bluetooth Settings if Bluetooth service is not available. |
| if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.data_usage_settings) { |
| // Remove data usage when kernel module not enabled |
| final INetworkManagementService netManager = INetworkManagementService.Stub |
| .asInterface(ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE)); |
| try { |
| if (!netManager.isBandwidthControlEnabled()) { |
| category.removeTile(n); |
| } |
| } catch (RemoteException e) { |
| // ignored |
| } |
| } else if (id == R.id.battery_settings) { |
| // Remove battery settings when battery is not available. (e.g. TV) |
| |
| if (!mBatteryPresent) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.home_settings) { |
| if (!updateHomeSettingTiles(tile)) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.user_settings) { |
| boolean hasMultipleUsers = |
| ((UserManager) getSystemService(Context.USER_SERVICE)) |
| .getUserCount() > 1; |
| if (!UserHandle.MU_ENABLED |
| || (!UserManager.supportsMultipleUsers() |
| && !hasMultipleUsers) |
| || Utils.isMonkeyRunning()) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.nfc_payment_settings) { |
| if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_NFC)) { |
| category.removeTile(n); |
| } else { |
| // Only show if NFC is on and we have the HCE feature |
| NfcAdapter adapter = NfcAdapter.getDefaultAdapter(this); |
| if (!adapter.isEnabled() || !getPackageManager().hasSystemFeature( |
| PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)) { |
| category.removeTile(n); |
| } |
| } |
| } else if (id == R.id.print_settings) { |
| boolean hasPrintingSupport = getPackageManager().hasSystemFeature( |
| PackageManager.FEATURE_PRINTING); |
| if (!hasPrintingSupport) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.development_settings) { |
| if (!showDev || um.hasUserRestriction( |
| UserManager.DISALLOW_DEBUGGING_FEATURES)) { |
| category.removeTile(n); |
| } |
| } else if (id == R.id.account_add) { |
| if (um.hasUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS)) { |
| category.removeTile(n); |
| } |
| } |
| |
| if (UserHandle.MU_ENABLED && UserHandle.myUserId() != 0 |
| && !ArrayUtils.contains(SETTINGS_FOR_RESTRICTED, id) |
| && n < category.getTilesCount()) { |
| category.removeTile(n); |
| } |
| |
| n--; |
| } |
| } |
| } |
| |
| private boolean updateHomeSettingTiles(DashboardTile tile) { |
| // Once we decide to show Home settings, keep showing it forever |
| SharedPreferences sp = getSharedPreferences(HomeSettings.HOME_PREFS, Context.MODE_PRIVATE); |
| if (sp.getBoolean(HomeSettings.HOME_PREFS_DO_SHOW, false)) { |
| return true; |
| } |
| |
| try { |
| final ArrayList<ResolveInfo> homeApps = new ArrayList<ResolveInfo>(); |
| getPackageManager().getHomeActivities(homeApps); |
| if (homeApps.size() < 2) { |
| // When there's only one available home app, omit this settings |
| // category entirely at the top level UI. If the user just |
| // uninstalled the penultimate home app candidiate, we also |
| // now tell them about why they aren't seeing 'Home' in the list. |
| if (sShowNoHomeNotice) { |
| sShowNoHomeNotice = false; |
| NoHomeDialogFragment.show(this); |
| } |
| return false; |
| } else { |
| // Okay, we're allowing the Home settings category. Tell it, when |
| // invoked via this front door, that we'll need to be told about the |
| // case when the user uninstalls all but one home app. |
| if (tile.fragmentArguments == null) { |
| tile.fragmentArguments = new Bundle(); |
| } |
| tile.fragmentArguments.putBoolean(HomeSettings.HOME_SHOW_NOTICE, true); |
| } |
| } catch (Exception e) { |
| // Can't look up the home activity; bail on configuring the icon |
| Log.w(LOG_TAG, "Problem looking up home activity!", e); |
| } |
| |
| sp.edit().putBoolean(HomeSettings.HOME_PREFS_DO_SHOW, true).apply(); |
| return true; |
| } |
| |
| private void insertAccountsTiles(DashboardCategory target) { |
| String[] accountTypes = mAuthenticatorHelper.getEnabledAccountTypes(); |
| List<DashboardTile> dashboardTiles = new ArrayList<DashboardTile>(accountTypes.length); |
| for (String accountType : accountTypes) { |
| CharSequence label = mAuthenticatorHelper.getLabelForType(this, accountType); |
| if (label == null) { |
| continue; |
| } |
| |
| Account[] accounts = AccountManager.get(this).getAccountsByType(accountType); |
| boolean skipToAccount = accounts.length == 1 |
| && !mAuthenticatorHelper.hasAccountPreferences(accountType); |
| DashboardTile accountTile = new DashboardTile(); |
| accountTile.title = label; |
| if (accountTile.extras == null) { |
| accountTile.extras = new Bundle(); |
| } |
| if (skipToAccount) { |
| accountTile.fragment = AccountSyncSettings.class.getName(); |
| accountTile.fragmentArguments = new Bundle(); |
| // Need this for the icon |
| accountTile.extras.putString(ManageAccountsSettings.KEY_ACCOUNT_TYPE, accountType); |
| accountTile.extras.putParcelable(AccountSyncSettings.ACCOUNT_KEY, accounts[0]); |
| accountTile.fragmentArguments.putParcelable(AccountSyncSettings.ACCOUNT_KEY, |
| accounts[0]); |
| } else { |
| accountTile.fragment = ManageAccountsSettings.class.getName(); |
| accountTile.fragmentArguments = new Bundle(); |
| accountTile.extras.putString(ManageAccountsSettings.KEY_ACCOUNT_TYPE, accountType); |
| accountTile.fragmentArguments.putString(ManageAccountsSettings.KEY_ACCOUNT_TYPE, |
| accountType); |
| accountTile.fragmentArguments.putString(ManageAccountsSettings.KEY_ACCOUNT_LABEL, |
| label.toString()); |
| } |
| dashboardTiles.add(accountTile); |
| mAuthenticatorHelper.preloadDrawableForType(this, accountType); |
| } |
| |
| // Sort by label |
| Collections.sort(dashboardTiles, new Comparator<DashboardTile>() { |
| @Override |
| public int compare(DashboardTile t1, DashboardTile t2) { |
| return t1.title.toString().compareTo(t2.title.toString()); |
| } |
| }); |
| int index = 0; |
| for (DashboardTile tile : dashboardTiles) { |
| target.addTile(index, tile); |
| index++; |
| } |
| if (!mListeningToAccountUpdates) { |
| AccountManager.get(this).addOnAccountsUpdatedListener(this, null, true); |
| mListeningToAccountUpdates = true; |
| } |
| } |
| |
| private void getMetaData() { |
| try { |
| ActivityInfo ai = getPackageManager().getActivityInfo(getComponentName(), |
| PackageManager.GET_META_DATA); |
| if (ai == null || ai.metaData == null) return; |
| mFragmentClass = ai.metaData.getString(META_DATA_KEY_FRAGMENT_CLASS); |
| } catch (NameNotFoundException nnfe) { |
| // No recovery |
| Log.d(LOG_TAG, "Cannot get Metadata for: " + getComponentName().toString()); |
| } |
| } |
| |
| // give subclasses access to the Next button |
| public boolean hasNextButton() { |
| return mNextButton != null; |
| } |
| |
| public Button getNextButton() { |
| return mNextButton; |
| } |
| |
| @Override |
| public boolean shouldUpRecreateTask(Intent targetIntent) { |
| return super.shouldUpRecreateTask(new Intent(this, SettingsActivity.class)); |
| } |
| |
| @Override |
| public void onAccountsUpdated(Account[] accounts) { |
| // TODO: watch for package upgrades to invalidate cache; see 7206643 |
| mAuthenticatorHelper.updateAuthDescriptions(this); |
| mAuthenticatorHelper.onAccountsUpdated(this, accounts); |
| invalidateCategories(); |
| } |
| |
| public static void requestHomeNotice() { |
| sShowNoHomeNotice = true; |
| } |
| |
| @Override |
| public boolean onQueryTextSubmit(String query) { |
| switchToSearchResultsFragmentIfNeeded(); |
| mSearchQuery = query; |
| return mSearchResultsFragment.onQueryTextSubmit(query); |
| } |
| |
| @Override |
| public boolean onQueryTextChange(String newText) { |
| mSearchQuery = newText; |
| if (mSearchResultsFragment == null) { |
| return false; |
| } |
| return mSearchResultsFragment.onQueryTextChange(newText); |
| } |
| |
| @Override |
| public boolean onClose() { |
| return false; |
| } |
| |
| @Override |
| public boolean onMenuItemActionExpand(MenuItem item) { |
| if (item.getItemId() == mSearchMenuItem.getItemId()) { |
| switchToSearchResultsFragmentIfNeeded(); |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean onMenuItemActionCollapse(MenuItem item) { |
| if (item.getItemId() == mSearchMenuItem.getItemId()) { |
| if (mSearchMenuItemExpanded) { |
| revertToInitialFragment(); |
| } |
| } |
| return true; |
| } |
| |
| private void switchToSearchResultsFragmentIfNeeded() { |
| if (mSearchResultsFragment != null) { |
| return; |
| } |
| Fragment current = getFragmentManager().findFragmentById(R.id.prefs); |
| if (current != null && current instanceof SearchResultsSummary) { |
| mSearchResultsFragment = (SearchResultsSummary) current; |
| } else { |
| mSearchResultsFragment = (SearchResultsSummary) switchToFragment( |
| SearchResultsSummary.class.getName(), null, false, true, |
| R.string.search_results_title, null, true); |
| } |
| mSearchResultsFragment.setSearchView(mSearchView); |
| mSearchMenuItemExpanded = true; |
| } |
| |
| public void needToRevertToInitialFragment() { |
| mNeedToRevertToInitialFragment = true; |
| } |
| |
| private void revertToInitialFragment() { |
| mNeedToRevertToInitialFragment = false; |
| mSearchResultsFragment = null; |
| mSearchMenuItemExpanded = false; |
| getFragmentManager().popBackStackImmediate(SettingsActivity.BACK_STACK_PREFS, |
| FragmentManager.POP_BACK_STACK_INCLUSIVE); |
| if (mSearchMenuItem != null) { |
| mSearchMenuItem.collapseActionView(); |
| } |
| } |
| } |