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/*
* Copyright (C) 2008 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.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.admin.DevicePolicyManager;
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.graphics.drawable.Drawable;
import android.nfc.NfcAdapter;
import android.os.Bundle;
import android.os.INetworkManagementService;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.UserHandle;
import android.os.UserManager;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.Switch;
import android.widget.TextView;
import com.android.internal.util.ArrayUtils;
import com.android.settings.accessibility.AccessibilitySettings;
import com.android.settings.accessibility.ToggleAccessibilityServicePreferenceFragment;
import com.android.settings.accessibility.ToggleCaptioningPreferenceFragment;
import com.android.settings.accounts.AccountSyncSettings;
import com.android.settings.accounts.AuthenticatorHelper;
import com.android.settings.accounts.ManageAccountsSettings;
import com.android.settings.applications.AppOpsSummary;
import com.android.settings.applications.ManageApplications;
import com.android.settings.applications.ProcessStatsUi;
import com.android.settings.bluetooth.BluetoothEnabler;
import com.android.settings.bluetooth.BluetoothSettings;
import com.android.settings.deviceinfo.Memory;
import com.android.settings.deviceinfo.UsbSettings;
import com.android.settings.fuelgauge.PowerUsageSummary;
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.print.PrintJobSettingsFragment;
import com.android.settings.print.PrintServiceSettingsFragment;
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.wifi.AdvancedWifiSettings;
import com.android.settings.wifi.WifiEnabler;
import com.android.settings.wifi.WifiSettings;
import com.android.settings.wifi.p2p.WifiP2pSettings;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
/**
* Top-level settings activity to handle single pane and double pane UI layout.
*/
public class Settings extends PreferenceActivity
implements ButtonBarHandler, OnAccountsUpdateListener {
private static final String LOG_TAG = "Settings";
private static final String META_DATA_KEY_HEADER_ID =
"com.android.settings.TOP_LEVEL_HEADER_ID";
private static final String META_DATA_KEY_FRAGMENT_CLASS =
"com.android.settings.FRAGMENT_CLASS";
private static final String META_DATA_KEY_PARENT_TITLE =
"com.android.settings.PARENT_FRAGMENT_TITLE";
private static final String META_DATA_KEY_PARENT_FRAGMENT_CLASS =
"com.android.settings.PARENT_FRAGMENT_CLASS";
private static final String EXTRA_UI_OPTIONS = "settings:ui_options";
private static final String SAVE_KEY_CURRENT_HEADER = "com.android.settings.CURRENT_HEADER";
private static final String SAVE_KEY_PARENT_HEADER = "com.android.settings.PARENT_HEADER";
static final int DIALOG_ONLY_ONE_HOME = 1;
private static boolean sShowNoHomeNotice = false;
private String mFragmentClass;
private int mTopLevelHeaderId;
private Header mFirstHeader;
private Header mCurrentHeader;
private Header mParentHeader;
private boolean mInLocalHeaderSwitch;
// 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.sound_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
};
private SharedPreferences mDevelopmentPreferences;
private SharedPreferences.OnSharedPreferenceChangeListener mDevelopmentPreferencesListener;
// TODO: Update Call Settings based on airplane mode state.
protected HashMap<Integer, Integer> mHeaderIndexMap = new HashMap<Integer, Integer>();
private AuthenticatorHelper mAuthenticatorHelper;
private Header mLastHeader;
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;
invalidateHeaders();
}
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
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();
mInLocalHeaderSwitch = true;
super.onCreate(savedInstanceState);
mInLocalHeaderSwitch = false;
if (!onIsHidingHeaders() && onIsMultiPane()) {
highlightHeader(mTopLevelHeaderId);
// Force the title so that it doesn't get overridden by a direct launch of
// a specific settings screen.
setTitle(R.string.settings_label);
}
// Retrieve any saved state
if (savedInstanceState != null) {
mCurrentHeader = savedInstanceState.getParcelable(SAVE_KEY_CURRENT_HEADER);
mParentHeader = savedInstanceState.getParcelable(SAVE_KEY_PARENT_HEADER);
}
// If the current header was saved, switch to it
if (savedInstanceState != null && mCurrentHeader != null) {
//switchToHeaderLocal(mCurrentHeader);
showBreadCrumbs(mCurrentHeader.title, null);
}
if (mParentHeader != null) {
setParentTitle(mParentHeader.title, null, new OnClickListener() {
@Override
public void onClick(View v) {
switchToParent(mParentHeader.fragment);
}
});
}
// Override up navigation for multi-pane, since we handle it in the fragment breadcrumbs
if (onIsMultiPane()) {
getActionBar().setDisplayHomeAsUpEnabled(false);
getActionBar().setHomeButtonEnabled(false);
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// Save the current fragment, if it is the same as originally launched
if (mCurrentHeader != null) {
outState.putParcelable(SAVE_KEY_CURRENT_HEADER, mCurrentHeader);
}
if (mParentHeader != null) {
outState.putParcelable(SAVE_KEY_PARENT_HEADER, mParentHeader);
}
}
@Override
public void onResume() {
super.onResume();
mDevelopmentPreferencesListener = new SharedPreferences.OnSharedPreferenceChangeListener() {
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
invalidateHeaders();
}
};
mDevelopmentPreferences.registerOnSharedPreferenceChangeListener(
mDevelopmentPreferencesListener);
ListAdapter listAdapter = getListAdapter();
if (listAdapter instanceof HeaderAdapter) {
((HeaderAdapter) listAdapter).resume();
}
invalidateHeaders();
registerReceiver(mBatteryInfoReceiver, new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
}
@Override
public void onPause() {
super.onPause();
unregisterReceiver(mBatteryInfoReceiver);
ListAdapter listAdapter = getListAdapter();
if (listAdapter instanceof HeaderAdapter) {
((HeaderAdapter) listAdapter).pause();
}
mDevelopmentPreferences.unregisterOnSharedPreferenceChangeListener(
mDevelopmentPreferencesListener);
mDevelopmentPreferencesListener = null;
}
@Override
public void onDestroy() {
super.onDestroy();
if (mListeningToAccountUpdates) {
AccountManager.get(this).removeOnAccountsUpdatedListener(this);
}
}
@Override
public boolean onIsMultiPane() {
return false;
}
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(),
SoundSettings.class.getName(),
DisplaySettings.class.getName(),
DeviceInfoSettings.class.getName(),
ManageApplications.class.getName(),
ProcessStatsUi.class.getName(),
NotificationStation.class.getName(),
AppOpsSummary.class.getName(),
LocationSettings.class.getName(),
SecuritySettings.class.getName(),
PrivacySettings.class.getName(),
DeviceAdminSettings.class.getName(),
AccessibilitySettings.class.getName(),
ToggleCaptioningPreferenceFragment.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(),
ManageAccountsSettings.class.getName(),
PrintSettingsFragment.class.getName(),
PrintJobSettingsFragment.class.getName(),
TrustedCredentialsSettings.class.getName(),
PaymentSettings.class.getName(),
KeyboardLayoutPickerFragment.class.getName()
};
@Override
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;
}
private void switchToHeaderLocal(Header header) {
mInLocalHeaderSwitch = true;
switchToHeader(header);
mInLocalHeaderSwitch = false;
}
@Override
public void switchToHeader(Header header) {
if (!mInLocalHeaderSwitch) {
mCurrentHeader = null;
mParentHeader = null;
}
super.switchToHeader(header);
}
/**
* Switch to parent fragment and store the grand parent's info
* @param className name of the activity wrapper for the parent fragment.
*/
private void switchToParent(String className) {
final ComponentName cn = new ComponentName(this, className);
try {
final PackageManager pm = getPackageManager();
final ActivityInfo parentInfo = pm.getActivityInfo(cn, PackageManager.GET_META_DATA);
if (parentInfo != null && parentInfo.metaData != null) {
String fragmentClass = parentInfo.metaData.getString(META_DATA_KEY_FRAGMENT_CLASS);
CharSequence fragmentTitle = parentInfo.loadLabel(pm);
Header parentHeader = new Header();
parentHeader.fragment = fragmentClass;
parentHeader.title = fragmentTitle;
mCurrentHeader = parentHeader;
switchToHeaderLocal(parentHeader);
highlightHeader(mTopLevelHeaderId);
mParentHeader = new Header();
mParentHeader.fragment
= parentInfo.metaData.getString(META_DATA_KEY_PARENT_FRAGMENT_CLASS);
mParentHeader.title = parentInfo.metaData.getString(META_DATA_KEY_PARENT_TITLE);
}
} catch (NameNotFoundException nnfe) {
Log.w(LOG_TAG, "Could not find parent activity : " + className);
}
}
@Override
public void onNewIntent(Intent intent) {
super.onNewIntent(intent);
// If it is not launched from history, then reset to top-level
if ((intent.getFlags() & Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY) == 0) {
if (mFirstHeader != null && !onIsHidingHeaders() && onIsMultiPane()) {
switchToHeaderLocal(mFirstHeader);
}
getListView().setSelectionFromTop(0, 0);
}
}
private void highlightHeader(int id) {
if (id != 0) {
Integer index = mHeaderIndexMap.get(id);
if (index != null) {
getListView().setItemChecked(index, true);
if (isMultiPane()) {
getListView().smoothScrollToPosition(index);
}
}
}
}
@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 && !onIsMultiPane()) {
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.
*/
protected 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;
}
/**
* Override initial header when an activity-alias is causing Settings to be launched
* for a specific fragment encoded in the android:name parameter.
*/
@Override
public Header onGetInitialHeader() {
String fragmentClass = getStartingFragmentClass(super.getIntent());
if (fragmentClass != null) {
Header header = new Header();
header.fragment = fragmentClass;
header.title = getTitle();
header.fragmentArguments = getIntent().getExtras();
mCurrentHeader = header;
return header;
}
return mFirstHeader;
}
@Override
public Intent onBuildStartFragmentIntent(String fragmentName, Bundle args,
int titleRes, int shortTitleRes) {
Intent intent = super.onBuildStartFragmentIntent(fragmentName, args,
titleRes, shortTitleRes);
// Some fragments want split ActionBar; these should stay in sync with
// uiOptions for fragments also defined as activities in manifest.
if (WifiSettings.class.getName().equals(fragmentName) ||
WifiP2pSettings.class.getName().equals(fragmentName) ||
BluetoothSettings.class.getName().equals(fragmentName) ||
DreamSettings.class.getName().equals(fragmentName) ||
LocationSettings.class.getName().equals(fragmentName) ||
ToggleAccessibilityServicePreferenceFragment.class.getName().equals(fragmentName) ||
PrintSettingsFragment.class.getName().equals(fragmentName) ||
PrintServiceSettingsFragment.class.getName().equals(fragmentName)) {
intent.putExtra(EXTRA_UI_OPTIONS, ActivityInfo.UIOPTION_SPLIT_ACTION_BAR_WHEN_NARROW);
}
intent.setClass(this, SubSettings.class);
return intent;
}
/**
* Populate the activity with the top-level headers.
*/
@Override
public void onBuildHeaders(List<Header> headers) {
if (!onIsHidingHeaders()) {
loadHeadersFromResource(R.xml.settings_headers, headers);
updateHeaderList(headers);
}
}
private void updateHeaderList(List<Header> target) {
final boolean showDev = mDevelopmentPreferences.getBoolean(
DevelopmentSettings.PREF_SHOW,
android.os.Build.TYPE.equals("eng"));
int i = 0;
final UserManager um = (UserManager) getSystemService(Context.USER_SERVICE);
mHeaderIndexMap.clear();
while (i < target.size()) {
Header header = target.get(i);
// Ids are integers, so downcasting
int id = (int) header.id;
if (id == R.id.operator_settings || id == R.id.manufacturer_settings) {
Utils.updateHeaderToSpecificActivityFromMetaDataOrRemove(this, target, header);
} else if (id == R.id.wifi_settings) {
// Remove WiFi Settings if WiFi service is not available.
if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_WIFI)) {
target.remove(i);
}
} else if (id == R.id.bluetooth_settings) {
// Remove Bluetooth Settings if Bluetooth service is not available.
if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)) {
target.remove(i);
}
} 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()) {
target.remove(i);
}
} catch (RemoteException e) {
// ignored
}
} else if (id == R.id.battery_settings) {
// Remove battery settings when battery is not available. (e.g. TV)
if (!mBatteryPresent) {
target.remove(i);
}
} else if (id == R.id.account_settings) {
int headerIndex = i + 1;
i = insertAccountsHeaders(target, headerIndex);
} else if (id == R.id.home_settings) {
if (!updateHomeSettingHeaders(header)) {
target.remove(i);
}
} else if (id == R.id.user_settings) {
if (!UserHandle.MU_ENABLED
|| !UserManager.supportsMultipleUsers()
|| Utils.isMonkeyRunning()) {
target.remove(i);
}
} else if (id == R.id.nfc_payment_settings) {
if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_NFC)) {
target.remove(i);
} 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)) {
target.remove(i);
}
}
} else if (id == R.id.development_settings) {
if (!showDev) {
target.remove(i);
}
} else if (id == R.id.account_add) {
if (um.hasUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS)) {
target.remove(i);
}
}
if (i < target.size() && target.get(i) == header
&& UserHandle.MU_ENABLED && UserHandle.myUserId() != 0
&& !ArrayUtils.contains(SETTINGS_FOR_RESTRICTED, id)) {
target.remove(i);
}
// Increment if the current one wasn't removed by the Utils code.
if (i < target.size() && target.get(i) == header) {
// Hold on to the first header, when we need to reset to the top-level
if (mFirstHeader == null &&
HeaderAdapter.getHeaderType(header) != HeaderAdapter.HEADER_TYPE_CATEGORY) {
mFirstHeader = header;
}
mHeaderIndexMap.put(id, i);
i++;
}
}
}
private int insertAccountsHeaders(List<Header> target, int headerIndex) {
String[] accountTypes = mAuthenticatorHelper.getEnabledAccountTypes();
List<Header> accountHeaders = new ArrayList<Header>(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);
Header accHeader = new Header();
accHeader.title = label;
if (accHeader.extras == null) {
accHeader.extras = new Bundle();
}
if (skipToAccount) {
accHeader.breadCrumbTitleRes = R.string.account_sync_settings_title;
accHeader.breadCrumbShortTitleRes = R.string.account_sync_settings_title;
accHeader.fragment = AccountSyncSettings.class.getName();
accHeader.fragmentArguments = new Bundle();
// Need this for the icon
accHeader.extras.putString(ManageAccountsSettings.KEY_ACCOUNT_TYPE, accountType);
accHeader.extras.putParcelable(AccountSyncSettings.ACCOUNT_KEY, accounts[0]);
accHeader.fragmentArguments.putParcelable(AccountSyncSettings.ACCOUNT_KEY,
accounts[0]);
} else {
accHeader.breadCrumbTitle = label;
accHeader.breadCrumbShortTitle = label;
accHeader.fragment = ManageAccountsSettings.class.getName();
accHeader.fragmentArguments = new Bundle();
accHeader.extras.putString(ManageAccountsSettings.KEY_ACCOUNT_TYPE, accountType);
accHeader.fragmentArguments.putString(ManageAccountsSettings.KEY_ACCOUNT_TYPE,
accountType);
if (!isMultiPane()) {
accHeader.fragmentArguments.putString(ManageAccountsSettings.KEY_ACCOUNT_LABEL,
label.toString());
}
}
accountHeaders.add(accHeader);
mAuthenticatorHelper.preloadDrawableForType(this, accountType);
}
// Sort by label
Collections.sort(accountHeaders, new Comparator<Header>() {
@Override
public int compare(Header h1, Header h2) {
return h1.title.toString().compareTo(h2.title.toString());
}
});
for (Header header : accountHeaders) {
target.add(headerIndex++, header);
}
if (!mListeningToAccountUpdates) {
AccountManager.get(this).addOnAccountsUpdatedListener(this, null, true);
mListeningToAccountUpdates = true;
}
return headerIndex;
}
private boolean updateHomeSettingHeaders(Header header) {
// 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 (header.fragmentArguments == null) {
header.fragmentArguments = new Bundle();
}
header.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 getMetaData() {
try {
ActivityInfo ai = getPackageManager().getActivityInfo(getComponentName(),
PackageManager.GET_META_DATA);
if (ai == null || ai.metaData == null) return;
mTopLevelHeaderId = ai.metaData.getInt(META_DATA_KEY_HEADER_ID);
mFragmentClass = ai.metaData.getString(META_DATA_KEY_FRAGMENT_CLASS);
// Check if it has a parent specified and create a Header object
final int parentHeaderTitleRes = ai.metaData.getInt(META_DATA_KEY_PARENT_TITLE);
String parentFragmentClass = ai.metaData.getString(META_DATA_KEY_PARENT_FRAGMENT_CLASS);
if (parentFragmentClass != null) {
mParentHeader = new Header();
mParentHeader.fragment = parentFragmentClass;
if (parentHeaderTitleRes != 0) {
mParentHeader.title = getResources().getString(parentHeaderTitleRes);
}
}
} catch (NameNotFoundException nnfe) {
// No recovery
}
}
@Override
public boolean hasNextButton() {
return super.hasNextButton();
}
@Override
public Button getNextButton() {
return super.getNextButton();
}
public static class NoHomeDialogFragment extends DialogFragment {
public static void show(Activity parent) {
final NoHomeDialogFragment dialog = new NoHomeDialogFragment();
dialog.show(parent.getFragmentManager(), null);
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
return new AlertDialog.Builder(getActivity())
.setMessage(R.string.only_one_home_message)
.setPositiveButton(android.R.string.ok, null)
.create();
}
}
private static class HeaderAdapter extends ArrayAdapter<Header> {
static final int HEADER_TYPE_CATEGORY = 0;
static final int HEADER_TYPE_NORMAL = 1;
static final int HEADER_TYPE_SWITCH = 2;
static final int HEADER_TYPE_BUTTON = 3;
private static final int HEADER_TYPE_COUNT = HEADER_TYPE_BUTTON + 1;
private final WifiEnabler mWifiEnabler;
private final BluetoothEnabler mBluetoothEnabler;
private AuthenticatorHelper mAuthHelper;
private DevicePolicyManager mDevicePolicyManager;
private static class HeaderViewHolder {
ImageView icon;
TextView title;
TextView summary;
Switch switch_;
ImageButton button_;
View divider_;
}
private LayoutInflater mInflater;
static int getHeaderType(Header header) {
if (header.fragment == null && header.intent == null) {
return HEADER_TYPE_CATEGORY;
} else if (header.id == R.id.wifi_settings || header.id == R.id.bluetooth_settings) {
return HEADER_TYPE_SWITCH;
} else if (header.id == R.id.security_settings) {
return HEADER_TYPE_BUTTON;
} else {
return HEADER_TYPE_NORMAL;
}
}
@Override
public int getItemViewType(int position) {
Header header = getItem(position);
return getHeaderType(header);
}
@Override
public boolean areAllItemsEnabled() {
return false; // because of categories
}
@Override
public boolean isEnabled(int position) {
return getItemViewType(position) != HEADER_TYPE_CATEGORY;
}
@Override
public int getViewTypeCount() {
return HEADER_TYPE_COUNT;
}
@Override
public boolean hasStableIds() {
return true;
}
public HeaderAdapter(Context context, List<Header> objects,
AuthenticatorHelper authenticatorHelper, DevicePolicyManager dpm) {
super(context, 0, objects);
mAuthHelper = authenticatorHelper;
mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
// Temp Switches provided as placeholder until the adapter replaces these with actual
// Switches inflated from their layouts. Must be done before adapter is set in super
mWifiEnabler = new WifiEnabler(context, new Switch(context));
mBluetoothEnabler = new BluetoothEnabler(context, new Switch(context));
mDevicePolicyManager = dpm;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
HeaderViewHolder holder;
Header header = getItem(position);
int headerType = getHeaderType(header);
View view = null;
if (convertView == null) {
holder = new HeaderViewHolder();
switch (headerType) {
case HEADER_TYPE_CATEGORY:
view = new TextView(getContext(), null,
android.R.attr.listSeparatorTextViewStyle);
holder.title = (TextView) view;
break;
case HEADER_TYPE_SWITCH:
view = mInflater.inflate(R.layout.preference_header_switch_item, parent,
false);
holder.icon = (ImageView) view.findViewById(R.id.icon);
holder.title = (TextView)
view.findViewById(com.android.internal.R.id.title);
holder.summary = (TextView)
view.findViewById(com.android.internal.R.id.summary);
holder.switch_ = (Switch) view.findViewById(R.id.switchWidget);
break;
case HEADER_TYPE_BUTTON:
view = mInflater.inflate(R.layout.preference_header_button_item, parent,
false);
holder.icon = (ImageView) view.findViewById(R.id.icon);
holder.title = (TextView)
view.findViewById(com.android.internal.R.id.title);
holder.summary = (TextView)
view.findViewById(com.android.internal.R.id.summary);
holder.button_ = (ImageButton) view.findViewById(R.id.buttonWidget);
holder.divider_ = view.findViewById(R.id.divider);
break;
case HEADER_TYPE_NORMAL:
view = mInflater.inflate(
R.layout.preference_header_item, parent,
false);
holder.icon = (ImageView) view.findViewById(R.id.icon);
holder.title = (TextView)
view.findViewById(com.android.internal.R.id.title);
holder.summary = (TextView)
view.findViewById(com.android.internal.R.id.summary);
break;
}
view.setTag(holder);
} else {
view = convertView;
holder = (HeaderViewHolder) view.getTag();
}
// All view fields must be updated every time, because the view may be recycled
switch (headerType) {
case HEADER_TYPE_CATEGORY:
holder.title.setText(header.getTitle(getContext().getResources()));
break;
case HEADER_TYPE_SWITCH:
// Would need a different treatment if the main menu had more switches
if (header.id == R.id.wifi_settings) {
mWifiEnabler.setSwitch(holder.switch_);
} else {
mBluetoothEnabler.setSwitch(holder.switch_);
}
updateCommonHeaderView(header, holder);
break;
case HEADER_TYPE_BUTTON:
if (header.id == R.id.security_settings) {
boolean hasCert = DevicePolicyManager.hasAnyCaCertsInstalled();
if (hasCert) {
holder.button_.setVisibility(View.VISIBLE);
holder.divider_.setVisibility(View.VISIBLE);
boolean isManaged = mDevicePolicyManager.getDeviceOwner() != null;
if (isManaged) {
holder.button_.setImageResource(R.drawable.ic_settings_about);
} else {
holder.button_.setImageResource(
android.R.drawable.stat_notify_error);
}
holder.button_.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(
android.provider.Settings.ACTION_MONITORING_CERT_INFO);
getContext().startActivity(intent);
}
});
} else {
holder.button_.setVisibility(View.GONE);
holder.divider_.setVisibility(View.GONE);
}
}
updateCommonHeaderView(header, holder);
break;
case HEADER_TYPE_NORMAL:
updateCommonHeaderView(header, holder);
break;
}
return view;
}
private void updateCommonHeaderView(Header header, HeaderViewHolder holder) {
if (header.extras != null
&& header.extras.containsKey(ManageAccountsSettings.KEY_ACCOUNT_TYPE)) {
String accType = header.extras.getString(
ManageAccountsSettings.KEY_ACCOUNT_TYPE);
Drawable icon = mAuthHelper.getDrawableForType(getContext(), accType);
setHeaderIcon(holder, icon);
} else {
holder.icon.setImageResource(header.iconRes);
}
holder.title.setText(header.getTitle(getContext().getResources()));
CharSequence summary = header.getSummary(getContext().getResources());
if (!TextUtils.isEmpty(summary)) {
holder.summary.setVisibility(View.VISIBLE);
holder.summary.setText(summary);
} else {
holder.summary.setVisibility(View.GONE);
}
}
private void setHeaderIcon(HeaderViewHolder holder, Drawable icon) {
ViewGroup.LayoutParams lp = holder.icon.getLayoutParams();
lp.width = getContext().getResources().getDimensionPixelSize(
R.dimen.header_icon_width);
lp.height = lp.width;
holder.icon.setLayoutParams(lp);
holder.icon.setImageDrawable(icon);
}
public void resume() {
mWifiEnabler.resume();
mBluetoothEnabler.resume();
}
public void pause() {
mWifiEnabler.pause();
mBluetoothEnabler.pause();
}
}
@Override
public void onHeaderClick(Header header, int position) {
boolean revert = false;
if (header.id == R.id.account_add) {
revert = true;
}
super.onHeaderClick(header, position);
if (revert && mLastHeader != null) {
highlightHeader((int) mLastHeader.id);
} else {
mLastHeader = header;
}
}
@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 shouldUpRecreateTask(Intent targetIntent) {
return super.shouldUpRecreateTask(new Intent(this, Settings.class));
}
@Override
public void setListAdapter(ListAdapter adapter) {
if (adapter == null) {
super.setListAdapter(null);
} else {
DevicePolicyManager dpm =
(DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
super.setListAdapter(new HeaderAdapter(this, getHeaders(), mAuthenticatorHelper, dpm));
}
}
@Override
public void onAccountsUpdated(Account[] accounts) {
// TODO: watch for package upgrades to invalidate cache; see 7206643
mAuthenticatorHelper.updateAuthDescriptions(this);
mAuthenticatorHelper.onAccountsUpdated(this, accounts);
invalidateHeaders();
}
public static void requestHomeNotice() {
sShowNoHomeNotice = true;
}
/*
* Settings subclasses for launching independently.
*/
public static class BluetoothSettingsActivity extends Settings { /* empty */ }
public static class WirelessSettingsActivity extends Settings { /* empty */ }
public static class TetherSettingsActivity extends Settings { /* empty */ }
public static class VpnSettingsActivity extends Settings { /* empty */ }
public static class DateTimeSettingsActivity extends Settings { /* empty */ }
public static class StorageSettingsActivity extends Settings { /* empty */ }
public static class WifiSettingsActivity extends Settings { /* empty */ }
public static class WifiP2pSettingsActivity extends Settings { /* empty */ }
public static class InputMethodAndLanguageSettingsActivity extends Settings { /* empty */ }
public static class KeyboardLayoutPickerActivity extends Settings { /* empty */ }
public static class InputMethodAndSubtypeEnablerActivity extends Settings { /* empty */ }
public static class SpellCheckersSettingsActivity extends Settings { /* empty */ }
public static class LocalePickerActivity extends Settings { /* empty */ }
public static class UserDictionarySettingsActivity extends Settings { /* empty */ }
public static class SoundSettingsActivity extends Settings { /* empty */ }
public static class DisplaySettingsActivity extends Settings { /* empty */ }
public static class DeviceInfoSettingsActivity extends Settings { /* empty */ }
public static class ApplicationSettingsActivity extends Settings { /* empty */ }
public static class ManageApplicationsActivity extends Settings { /* empty */ }
public static class AppOpsSummaryActivity extends Settings { /* empty */ }
public static class StorageUseActivity extends Settings { /* empty */ }
public static class DevelopmentSettingsActivity extends Settings { /* empty */ }
public static class AccessibilitySettingsActivity extends Settings { /* empty */ }
public static class CaptioningSettingsActivity extends Settings { /* empty */ }
public static class SecuritySettingsActivity extends Settings { /* empty */ }
public static class LocationSettingsActivity extends Settings { /* empty */ }
public static class PrivacySettingsActivity extends Settings { /* empty */ }
public static class RunningServicesActivity extends Settings { /* empty */ }
public static class ManageAccountsSettingsActivity extends Settings { /* empty */ }
public static class PowerUsageSummaryActivity extends Settings { /* empty */ }
public static class AccountSyncSettingsActivity extends Settings { /* empty */ }
public static class AccountSyncSettingsInAddAccountActivity extends Settings { /* empty */ }
public static class CryptKeeperSettingsActivity extends Settings { /* empty */ }
public static class DeviceAdminSettingsActivity extends Settings { /* empty */ }
public static class DataUsageSummaryActivity extends Settings { /* empty */ }
public static class AdvancedWifiSettingsActivity extends Settings { /* empty */ }
public static class TextToSpeechSettingsActivity extends Settings { /* empty */ }
public static class AndroidBeamSettingsActivity extends Settings { /* empty */ }
public static class WifiDisplaySettingsActivity extends Settings { /* empty */ }
public static class DreamSettingsActivity extends Settings { /* empty */ }
public static class NotificationStationActivity extends Settings { /* empty */ }
public static class UserSettingsActivity extends Settings { /* empty */ }
public static class NotificationAccessSettingsActivity extends Settings { /* empty */ }
public static class UsbSettingsActivity extends Settings { /* empty */ }
public static class TrustedCredentialsSettingsActivity extends Settings { /* empty */ }
public static class PaymentSettingsActivity extends Settings { /* empty */ }
public static class PrintSettingsActivity extends Settings { /* empty */ }
public static class PrintJobSettingsActivity extends Settings { /* empty */ }
}