/*
* Copyright (C) 2007 The Android Open Source Project
* Modifications Copyright (C) 2012 CyanogenMod
*
* 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 static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.admin.DevicePolicyManager;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.pm.UserInfo;
import android.os.Bundle;
import android.os.UserHandle;
import android.os.UserManager;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceChangeListener;
import android.preference.PreferenceGroup;
import android.preference.PreferenceScreen;
import android.provider.Settings;
import android.security.KeyStore;
import android.telephony.TelephonyManager;
import android.util.Log;
import com.android.internal.widget.LockPatternUtils;
import java.util.ArrayList;
import java.util.List;
/**
* Gesture lock pattern settings.
*/
public class SecuritySettings extends SettingsPreferenceFragment
implements OnPreferenceChangeListener, DialogInterface.OnClickListener {
static final String TAG = "SecuritySettings";
// Lock Settings
private static final String KEY_UNLOCK_SET_OR_CHANGE = "unlock_set_or_change";
private static final String KEY_BIOMETRIC_WEAK_IMPROVE_MATCHING =
"biometric_weak_improve_matching";
private static final String KEY_BIOMETRIC_WEAK_LIVELINESS = "biometric_weak_liveliness";
private static final String KEY_LOCK_ENABLED = "lockenabled";
private static final String KEY_VISIBLE_PATTERN = "visiblepattern";
private static final String KEY_VISIBLE_ERROR_PATTERN = "visible_error_pattern";
private static final String KEY_VISIBLE_DOTS = "visibledots";
private static final String KEY_SECURITY_CATEGORY = "security_category";
private static final String KEY_DEVICE_ADMIN_CATEGORY = "device_admin_category";
private static final String KEY_LOCK_AFTER_TIMEOUT = "lock_after_timeout";
private static final String KEY_OWNER_INFO_SETTINGS = "owner_info_settings";
private static final int SET_OR_CHANGE_LOCK_METHOD_REQUEST = 123;
private static final int CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_IMPROVE_REQUEST = 124;
private static final int CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_LIVELINESS_OFF = 125;
// Misc Settings
private static final String KEY_SIM_LOCK = "sim_lock";
private static final String KEY_SHOW_PASSWORD = "show_password";
private static final String KEY_RESET_CREDENTIALS = "reset_credentials";
private static final String KEY_TOGGLE_INSTALL_APPLICATIONS = "toggle_install_applications";
private static final String KEY_TOGGLE_VERIFY_APPLICATIONS = "toggle_verify_applications";
private static final String KEY_POWER_INSTANTLY_LOCKS = "power_button_instantly_locks";
private static final String KEY_CREDENTIALS_MANAGER = "credentials_management";
private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive";
// Cyanogenmod Additions
private static final String SLIDE_LOCK_DELAY_TOGGLE = "slide_lock_delay_toggle";
private static final String SLIDE_LOCK_TIMEOUT_DELAY = "slide_lock_timeout_delay";
private static final String SLIDE_LOCK_SCREENOFF_DELAY = "slide_lock_screenoff_delay";
private static final String MENU_UNLOCK_PREF = "menu_unlock";
private static final String HOME_UNLOCK_PREF = "home_unlock";
private static final String LOCKSCREEN_QUICK_UNLOCK_CONTROL = "quick_unlock_control";
private static final String KEY_VIBRATE_PREF = "lockscreen_vibrate";
private static final String KEY_SMS_SECURITY_CHECK_PREF = "sms_security_check_limit";
DevicePolicyManager mDPM;
private ChooseLockSettingsHelper mChooseLockSettingsHelper;
private LockPatternUtils mLockPatternUtils;
private ListPreference mLockAfter;
private CheckBoxPreference mBiometricWeakLiveliness;
private CheckBoxPreference mVisiblePattern;
private CheckBoxPreference mVisibleErrorPattern;
private CheckBoxPreference mVisibleDots;
private CheckBoxPreference mShowPassword;
private Preference mResetCredentials;
private CheckBoxPreference mToggleAppInstallation;
private DialogInterface mWarnInstallApps;
private CheckBoxPreference mToggleVerifyApps;
private CheckBoxPreference mPowerButtonInstantlyLocks;
private boolean mIsPrimary;
// Cyanogenmod Additions
private CheckBoxPreference mSlideLockDelayToggle;
private ListPreference mSlideLockTimeoutDelay;
private ListPreference mSlideLockScreenOffDelay;
private CheckBoxPreference mVibratePref;
private CheckBoxPreference mMenuUnlock;
private CheckBoxPreference mHomeUnlock;
private CheckBoxPreference mQuickUnlockScreen;
private ListPreference mSmsSecurityCheck;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mLockPatternUtils = new LockPatternUtils(getActivity());
mDPM = (DevicePolicyManager)getSystemService(Context.DEVICE_POLICY_SERVICE);
mChooseLockSettingsHelper = new ChooseLockSettingsHelper(getActivity());
}
private PreferenceScreen createPreferenceHierarchy() {
PreferenceScreen root = getPreferenceScreen();
if (root != null) {
root.removeAll();
}
addPreferencesFromResource(R.xml.security_settings);
root = getPreferenceScreen();
// CM - allows for calling the settings screen with stock or cm view
boolean isCmSecurity = false;
Bundle args = getArguments();
if (args != null) {
isCmSecurity = args.getBoolean("cm_security");
}
ContentResolver resolver = getActivity().getApplicationContext().getContentResolver();
// Add package manager to check if features are available
PackageManager pm = getPackageManager();
// Add options for lock/unlock screen
int resid = 0;
if (!mLockPatternUtils.isSecure()) {
// if there are multiple users, disable "None" setting
UserManager mUm = (UserManager) getSystemService(Context.USER_SERVICE);
List<UserInfo> users = mUm.getUsers(true);
final boolean singleUser = users.size() == 1;
if (singleUser && mLockPatternUtils.isLockScreenDisabled()) {
resid = R.xml.security_settings_lockscreen;
} else {
resid = R.xml.security_settings_chooser;
}
} else if (mLockPatternUtils.usingBiometricWeak() &&
mLockPatternUtils.isBiometricWeakInstalled()) {
resid = R.xml.security_settings_biometric_weak;
} else {
switch (mLockPatternUtils.getKeyguardStoredPasswordQuality()) {
case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING:
resid = R.xml.security_settings_pattern;
break;
case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC:
resid = R.xml.security_settings_pin;
break;
case DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC:
case DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC:
case DevicePolicyManager.PASSWORD_QUALITY_COMPLEX:
resid = R.xml.security_settings_password;
break;
}
}
addPreferencesFromResource(resid);
// Add options for device encryption
DevicePolicyManager dpm =
(DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
mIsPrimary = UserHandle.myUserId() == UserHandle.USER_OWNER;
if (!mIsPrimary) {
// Rename owner info settings
Preference ownerInfoPref = findPreference(KEY_OWNER_INFO_SETTINGS);
if (ownerInfoPref != null) {
ownerInfoPref.setTitle(R.string.user_info_settings_title);
}
}
if (mIsPrimary && !isCmSecurity) {
switch (dpm.getStorageEncryptionStatus()) {
case DevicePolicyManager.ENCRYPTION_STATUS_ACTIVE:
// The device is currently encrypted.
addPreferencesFromResource(R.xml.security_settings_encrypted);
break;
case DevicePolicyManager.ENCRYPTION_STATUS_INACTIVE:
// This device supports encryption but isn't encrypted.
addPreferencesFromResource(R.xml.security_settings_unencrypted);
break;
}
}
// lock after preference
mLockAfter = (ListPreference) root.findPreference(KEY_LOCK_AFTER_TIMEOUT);
if (mLockAfter != null) {
setupLockAfterPreference();
updateLockAfterPreferenceSummary();
} else if (!mLockPatternUtils.isLockScreenDisabled() && isCmSecurity) {
addPreferencesFromResource(R.xml.security_settings_slide_delay_cyanogenmod);
mSlideLockDelayToggle = (CheckBoxPreference) root
.findPreference(SLIDE_LOCK_DELAY_TOGGLE);
mSlideLockDelayToggle.setChecked(Settings.System.getInt(resolver,
Settings.System.SCREEN_LOCK_SLIDE_DELAY_TOGGLE, 0) == 1);
mSlideLockTimeoutDelay = (ListPreference) root
.findPreference(SLIDE_LOCK_TIMEOUT_DELAY);
int slideTimeoutDelay = Settings.System.getInt(resolver,
Settings.System.SCREEN_LOCK_SLIDE_TIMEOUT_DELAY, 5000);
mSlideLockTimeoutDelay.setValue(String.valueOf(slideTimeoutDelay));
updateSlideAfterTimeoutSummary();
mSlideLockTimeoutDelay.setOnPreferenceChangeListener(this);
mSlideLockScreenOffDelay = (ListPreference) root
.findPreference(SLIDE_LOCK_SCREENOFF_DELAY);
int slideScreenOffDelay = Settings.System.getInt(resolver,
Settings.System.SCREEN_LOCK_SLIDE_SCREENOFF_DELAY, 0);
mSlideLockScreenOffDelay.setValue(String.valueOf(slideScreenOffDelay));
updateSlideAfterScreenOffSummary();
mSlideLockScreenOffDelay.setOnPreferenceChangeListener(this);
}
if (isCmSecurity) {
// lock instantly on power key press
mPowerButtonInstantlyLocks = (CheckBoxPreference) root.findPreference(
KEY_POWER_INSTANTLY_LOCKS);
checkPowerInstantLockDependency();
// Add the additional CyanogenMod settings
addPreferencesFromResource(R.xml.security_settings_cyanogenmod);
// Quick Unlock Screen Control
mQuickUnlockScreen = (CheckBoxPreference) root
.findPreference(LOCKSCREEN_QUICK_UNLOCK_CONTROL);
mQuickUnlockScreen.setChecked(Settings.System.getInt(resolver,
Settings.System.LOCKSCREEN_QUICK_UNLOCK_CONTROL, 0) == 1);
// Menu Unlock
mMenuUnlock = (CheckBoxPreference) root.findPreference(MENU_UNLOCK_PREF);
mMenuUnlock.setChecked(Settings.System.getInt(resolver,
Settings.System.MENU_UNLOCK_SCREEN, 0) == 1);
// Home Unlock
mHomeUnlock = (CheckBoxPreference) root.findPreference(HOME_UNLOCK_PREF);
mHomeUnlock.setChecked(Settings.System.getInt(resolver,
Settings.System.HOME_UNLOCK_SCREEN, 0) == 1);
// Vibrate on unlock
mVibratePref = (CheckBoxPreference) findPreference(KEY_VIBRATE_PREF);
mVibratePref.setChecked(Settings.System.getInt(resolver,
Settings.System.LOCKSCREEN_VIBRATE_ENABLED, 1) == 1);
// disable lock options if lock screen set to NONE
// or if using pattern as a primary lock screen or
// as a backup to biometric
if ((!mLockPatternUtils.isSecure() && mLockPatternUtils.isLockScreenDisabled())
|| (mLockPatternUtils.isLockPatternEnabled())) {
mQuickUnlockScreen.setEnabled(false);
mMenuUnlock.setEnabled(false);
mHomeUnlock.setEnabled(false);
mVibratePref.setEnabled(false);
// disable menu unlock and vibrate on unlock options if
// using PIN/password as primary lock screen or as
// backup to biometric
} else if (mLockPatternUtils.isLockPasswordEnabled()) {
mQuickUnlockScreen.setEnabled(true);
mMenuUnlock.setEnabled(false);
mHomeUnlock.setEnabled(false);
mVibratePref.setEnabled(false);
// Disable the quick unlock if its not using PIN/password
// as a primary lock screen or as a backup to biometric
} else {
mQuickUnlockScreen.setEnabled(false); }
// Disable the MenuUnlock setting if no menu button is available
if (getActivity().getApplicationContext().getResources()
.getBoolean(com.android.internal.R.bool.config_showNavigationBar)) {
mMenuUnlock.setEnabled(false);
}
// Disable the HomeUnlock setting if no home button is available
if (getActivity().getApplicationContext().getResources()
.getBoolean(com.android.internal.R.bool.config_disableHomeUnlockSetting)) {
mHomeUnlock.setEnabled(false);
}
}
// biometric weak liveliness
mBiometricWeakLiveliness =
(CheckBoxPreference) root.findPreference(KEY_BIOMETRIC_WEAK_LIVELINESS);
// visible pattern
mVisiblePattern = (CheckBoxPreference) root.findPreference(KEY_VISIBLE_PATTERN);
// visible error pattern
mVisibleErrorPattern = (CheckBoxPreference) root.findPreference(KEY_VISIBLE_ERROR_PATTERN);
// visible dots
mVisibleDots = (CheckBoxPreference) root.findPreference(KEY_VISIBLE_DOTS);
// lock instantly on power key press
mPowerButtonInstantlyLocks = (CheckBoxPreference) root.findPreference(
KEY_POWER_INSTANTLY_LOCKS);
// don't display visible pattern if biometric and backup is not pattern
if (resid == R.xml.security_settings_biometric_weak &&
mLockPatternUtils.getKeyguardStoredPasswordQuality() !=
DevicePolicyManager.PASSWORD_QUALITY_SOMETHING) {
PreferenceGroup securityCategory = (PreferenceGroup)
root.findPreference(KEY_SECURITY_CATEGORY);
if (securityCategory != null && mVisiblePattern != null &&
mVisibleErrorPattern != null && mVisibleDots != null) {
securityCategory.removePreference(mVisiblePattern);
securityCategory.removePreference(mVisibleErrorPattern);
securityCategory.removePreference(mVisibleDots);
}
}
// Append the rest of the settings
if (!isCmSecurity) {
addPreferencesFromResource(R.xml.security_settings_misc);
// Do not display SIM lock for devices without an Icc card
TelephonyManager tm = TelephonyManager.getDefault();
if (!mIsPrimary || !tm.hasIccCard()) {
root.removePreference(root.findPreference(KEY_SIM_LOCK));
} else {
// Disable SIM lock if sim card is missing or unknown
if ((TelephonyManager.getDefault().getSimState() ==
TelephonyManager.SIM_STATE_ABSENT) ||
(TelephonyManager.getDefault().getSimState() ==
TelephonyManager.SIM_STATE_UNKNOWN)) {
root.findPreference(KEY_SIM_LOCK).setEnabled(false);
}
}
// Show password
mShowPassword = (CheckBoxPreference) root.findPreference(KEY_SHOW_PASSWORD);
// Credential storage, only for primary user
if (mIsPrimary) {
mResetCredentials = root.findPreference(KEY_RESET_CREDENTIALS);
} else {
removePreference(KEY_CREDENTIALS_MANAGER);
}
mToggleAppInstallation = (CheckBoxPreference) findPreference(
KEY_TOGGLE_INSTALL_APPLICATIONS);
mToggleAppInstallation.setChecked(isNonMarketAppsAllowed());
// Package verification, only visible to primary user and if enabled
mToggleVerifyApps = (CheckBoxPreference) findPreference(KEY_TOGGLE_VERIFY_APPLICATIONS);
if (mIsPrimary && showVerifierSetting()) {
if (isVerifierInstalled()) {
mToggleVerifyApps.setChecked(isVerifyAppsEnabled());
} else {
mToggleVerifyApps.setChecked(false);
mToggleVerifyApps.setEnabled(false);
}
} else {
PreferenceGroup deviceAdminCategory= (PreferenceGroup)
root.findPreference(KEY_DEVICE_ADMIN_CATEGORY);
if (deviceAdminCategory != null) {
deviceAdminCategory.removePreference(mToggleVerifyApps);
} else {
mToggleVerifyApps.setEnabled(false);
}
}
boolean isTelephony = pm.hasSystemFeature(PackageManager.FEATURE_TELEPHONY);
if (isTelephony) {
addPreferencesFromResource(R.xml.security_settings_app_cyanogenmod);
mSmsSecurityCheck = (ListPreference) root.findPreference(KEY_SMS_SECURITY_CHECK_PREF);
mSmsSecurityCheck.setOnPreferenceChangeListener(this);
int smsSecurityCheck = Integer.valueOf(mSmsSecurityCheck.getValue());
updateSmsSecuritySummary(smsSecurityCheck);
}
}
return root;
}
private boolean isNonMarketAppsAllowed() {
return Settings.Global.getInt(getContentResolver(),
Settings.Global.INSTALL_NON_MARKET_APPS, 0) > 0;
}
private void setNonMarketAppsAllowed(boolean enabled) {
// Change the system setting
Settings.Global.putInt(getContentResolver(), Settings.Global.INSTALL_NON_MARKET_APPS,
enabled ? 1 : 0);
}
private boolean isVerifyAppsEnabled() {
return Settings.Global.getInt(getContentResolver(),
Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) > 0;
}
private boolean isVerifierInstalled() {
final PackageManager pm = getPackageManager();
final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION);
verification.setType(PACKAGE_MIME_TYPE);
verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
final List<ResolveInfo> receivers = pm.queryBroadcastReceivers(verification, 0);
return (receivers.size() > 0) ? true : false;
}
private boolean showVerifierSetting() {
return Settings.Global.getInt(getContentResolver(),
Settings.Global.PACKAGE_VERIFIER_SETTING_VISIBLE, 1) > 0;
}
private void warnAppInstallation() {
// TODO: DialogFragment?
mWarnInstallApps = new AlertDialog.Builder(getActivity()).setTitle(
getResources().getString(R.string.error_title))
.setIcon(com.android.internal.R.drawable.ic_dialog_alert)
.setMessage(getResources().getString(R.string.install_all_warning))
.setPositiveButton(android.R.string.yes, this)
.setNegativeButton(android.R.string.no, null)
.show();
}
public void onClick(DialogInterface dialog, int which) {
if (dialog == mWarnInstallApps && which == DialogInterface.BUTTON_POSITIVE) {
setNonMarketAppsAllowed(true);
if (mToggleAppInstallation != null) {
mToggleAppInstallation.setChecked(true);
}
}
}
@Override
public void onDestroy() {
super.onDestroy();
if (mWarnInstallApps != null) {
mWarnInstallApps.dismiss();
}
}
private void updateSlideAfterTimeoutSummary() {
// Update summary message with current value
long currentTimeout = Settings.System.getInt(getActivity().getApplicationContext()
.getContentResolver(),
Settings.System.SCREEN_LOCK_SLIDE_TIMEOUT_DELAY, 5000);
final CharSequence[] entries = mSlideLockTimeoutDelay.getEntries();
final CharSequence[] values = mSlideLockTimeoutDelay.getEntryValues();
int best = 0;
for (int i = 0; i < values.length; i++) {
long timeout = Long.valueOf(values[i].toString());
if (currentTimeout >= timeout) {
best = i;
}
}
mSlideLockTimeoutDelay.setSummary(entries[best]);
}
private void updateSmsSecuritySummary(int i) {
String message = getString(R.string.sms_security_check_limit_summary, i);
mSmsSecurityCheck.setSummary(message);
}
private void updateSlideAfterScreenOffSummary() {
// Update summary message with current value
long currentTimeout = Settings.System.getInt(getActivity().getApplicationContext()
.getContentResolver(),
Settings.System.SCREEN_LOCK_SLIDE_SCREENOFF_DELAY, 0);
final CharSequence[] entries = mSlideLockScreenOffDelay.getEntries();
final CharSequence[] values = mSlideLockScreenOffDelay.getEntryValues();
int best = 0;
for (int i = 0; i < values.length; i++) {
long timeout = Long.valueOf(values[i].toString());
if (currentTimeout >= timeout) {
best = i;
}
}
mSlideLockScreenOffDelay.setSummary(entries[best]);
}
private void setupLockAfterPreference() {
// Compatible with pre-Froyo
long currentTimeout = Settings.Secure.getLong(getContentResolver(),
Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
mLockAfter.setValue(String.valueOf(currentTimeout));
mLockAfter.setOnPreferenceChangeListener(this);
final long adminTimeout = (mDPM != null ? mDPM.getMaximumTimeToLock(null) : 0);
final long displayTimeout = Math.max(0,
Settings.System.getInt(getContentResolver(), SCREEN_OFF_TIMEOUT, 0));
if (adminTimeout > 0) {
// This setting is a slave to display timeout when a device policy is enforced.
// As such, maxLockTimeout = adminTimeout - displayTimeout.
// If there isn't enough time, shows "immediately" setting.
disableUnusableTimeouts(Math.max(0, adminTimeout - displayTimeout));
}
}
private void updateLockAfterPreferenceSummary() {
// Update summary message with current value
long currentTimeout = Settings.Secure.getLong(getContentResolver(),
Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
final CharSequence[] entries = mLockAfter.getEntries();
final CharSequence[] values = mLockAfter.getEntryValues();
int best = 0;
for (int i = 0; i < values.length; i++) {
long timeout = Long.valueOf(values[i].toString());
if (currentTimeout >= timeout) {
best = i;
}
}
mLockAfter.setSummary(getString(R.string.lock_after_timeout_summary, entries[best]));
}
private void checkPowerInstantLockDependency() {
if (mPowerButtonInstantlyLocks != null) {
long timeout = Settings.Secure.getLong(getContentResolver(),
Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
if (timeout == 0) {
mPowerButtonInstantlyLocks.setEnabled(false);
} else {
mPowerButtonInstantlyLocks.setEnabled(true);
}
}
}
private void disableUnusableTimeouts(long maxTimeout) {
final CharSequence[] entries = mLockAfter.getEntries();
final CharSequence[] values = mLockAfter.getEntryValues();
ArrayList<CharSequence> revisedEntries = new ArrayList<CharSequence>();
ArrayList<CharSequence> revisedValues = new ArrayList<CharSequence>();
for (int i = 0; i < values.length; i++) {
long timeout = Long.valueOf(values[i].toString());
if (timeout <= maxTimeout) {
revisedEntries.add(entries[i]);
revisedValues.add(values[i]);
}
}
if (revisedEntries.size() != entries.length || revisedValues.size() != values.length) {
mLockAfter.setEntries(
revisedEntries.toArray(new CharSequence[revisedEntries.size()]));
mLockAfter.setEntryValues(
revisedValues.toArray(new CharSequence[revisedValues.size()]));
final int userPreference = Integer.valueOf(mLockAfter.getValue());
if (userPreference <= maxTimeout) {
mLockAfter.setValue(String.valueOf(userPreference));
} else {
// There will be no highlighted selection since nothing in the list matches
// maxTimeout. The user can still select anything less than maxTimeout.
// TODO: maybe append maxTimeout to the list and mark selected.
}
}
mLockAfter.setEnabled(revisedEntries.size() > 0);
}
@Override
public void onResume() {
super.onResume();
// Make sure we reload the preference hierarchy since some of these settings
// depend on others...
createPreferenceHierarchy();
final LockPatternUtils lockPatternUtils = mChooseLockSettingsHelper.utils();
if (mBiometricWeakLiveliness != null) {
mBiometricWeakLiveliness.setChecked(
lockPatternUtils.isBiometricWeakLivelinessEnabled());
}
if (mVisiblePattern != null) {
mVisiblePattern.setChecked(lockPatternUtils.isVisiblePatternEnabled());
}
if (mVisibleErrorPattern != null) {
mVisibleErrorPattern.setChecked(lockPatternUtils.isShowErrorPath());
}
if (mVisibleDots != null) {
mVisibleDots.setChecked(lockPatternUtils.isVisibleDotsEnabled());
}
if (mPowerButtonInstantlyLocks != null) {
mPowerButtonInstantlyLocks.setChecked(lockPatternUtils.getPowerButtonInstantlyLocks());
}
if (mShowPassword != null) {
mShowPassword.setChecked(Settings.System.getInt(getContentResolver(),
Settings.System.TEXT_SHOW_PASSWORD, 1) != 0);
}
KeyStore.State state = KeyStore.getInstance().state();
if (mResetCredentials != null) {
mResetCredentials.setEnabled(state != KeyStore.State.UNINITIALIZED);
}
}
@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
final String key = preference.getKey();
final LockPatternUtils lockPatternUtils = mChooseLockSettingsHelper.utils();
if (KEY_UNLOCK_SET_OR_CHANGE.equals(key)) {
startFragment(this, "com.android.settings.ChooseLockGeneric$ChooseLockGenericFragment",
SET_OR_CHANGE_LOCK_METHOD_REQUEST, null);
} else if (KEY_BIOMETRIC_WEAK_IMPROVE_MATCHING.equals(key)) {
ChooseLockSettingsHelper helper =
new ChooseLockSettingsHelper(this.getActivity(), this);
if (!helper.launchConfirmationActivity(
CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_IMPROVE_REQUEST, null, null)) {
// If this returns false, it means no password confirmation is required, so
// go ahead and start improve.
// Note: currently a backup is required for biometric_weak so this code path
// can't be reached, but is here in case things change in the future
startBiometricWeakImprove();
}
} else if (KEY_BIOMETRIC_WEAK_LIVELINESS.equals(key)) {
if (isToggled(preference)) {
lockPatternUtils.setBiometricWeakLivelinessEnabled(true);
} else {
// In this case the user has just unchecked the checkbox, but this action requires
// them to confirm their password. We need to re-check the checkbox until
// they've confirmed their password
mBiometricWeakLiveliness.setChecked(true);
ChooseLockSettingsHelper helper =
new ChooseLockSettingsHelper(this.getActivity(), this);
if (!helper.launchConfirmationActivity(
CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_LIVELINESS_OFF, null, null)) {
// If this returns false, it means no password confirmation is required, so
// go ahead and uncheck it here.
// Note: currently a backup is required for biometric_weak so this code path
// can't be reached, but is here in case things change in the future
lockPatternUtils.setBiometricWeakLivelinessEnabled(false);
mBiometricWeakLiveliness.setChecked(false);
}
}
} else if (KEY_LOCK_ENABLED.equals(key)) {
lockPatternUtils.setLockPatternEnabled(isToggled(preference));
} else if (KEY_VISIBLE_PATTERN.equals(key)) {
lockPatternUtils.setVisiblePatternEnabled(isToggled(preference));
} else if (KEY_VISIBLE_ERROR_PATTERN.equals(key)) {
lockPatternUtils.setShowErrorPath(isToggled(preference));
} else if (KEY_VISIBLE_DOTS.equals(key)) {
lockPatternUtils.setVisibleDotsEnabled(isToggled(preference));
} else if (KEY_POWER_INSTANTLY_LOCKS.equals(key)) {
lockPatternUtils.setPowerButtonInstantlyLocks(isToggled(preference));
} else if (preference == mSlideLockDelayToggle) {
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.SCREEN_LOCK_SLIDE_DELAY_TOGGLE, isToggled(preference) ? 1 : 0);
} if (preference == mQuickUnlockScreen) {
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.LOCKSCREEN_QUICK_UNLOCK_CONTROL, isToggled(preference) ? 1 : 0);
} else if (preference == mMenuUnlock) {
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.MENU_UNLOCK_SCREEN, isToggled(preference) ? 1 : 0);
} else if (preference == mHomeUnlock) {
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.HOME_UNLOCK_SCREEN, isToggled(preference) ? 1 : 0);
} else if (preference == mVibratePref) {
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.LOCKSCREEN_VIBRATE_ENABLED, isToggled(preference) ? 1 : 0);
} else if (preference == mShowPassword) {
Settings.System.putInt(getContentResolver(), Settings.System.TEXT_SHOW_PASSWORD,
mShowPassword.isChecked() ? 1 : 0);
} else if (preference == mToggleAppInstallation) {
if (mToggleAppInstallation.isChecked()) {
mToggleAppInstallation.setChecked(false);
warnAppInstallation();
} else {
setNonMarketAppsAllowed(false);
}
} else if (KEY_TOGGLE_VERIFY_APPLICATIONS.equals(key)) {
Settings.Global.putInt(getContentResolver(), Settings.Global.PACKAGE_VERIFIER_ENABLE,
mToggleVerifyApps.isChecked() ? 1 : 0);
} else {
// If we didn't handle it, let preferences handle it.
return super.onPreferenceTreeClick(preferenceScreen, preference);
}
return true;
}
private boolean isToggled(Preference pref) {
return ((CheckBoxPreference) pref).isChecked();
}
/**
* see confirmPatternThenDisableAndClear
*/
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_IMPROVE_REQUEST &&
resultCode == Activity.RESULT_OK) {
startBiometricWeakImprove();
return;
} else if (requestCode == CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_LIVELINESS_OFF &&
resultCode == Activity.RESULT_OK) {
final LockPatternUtils lockPatternUtils = mChooseLockSettingsHelper.utils();
lockPatternUtils.setBiometricWeakLivelinessEnabled(false);
// Setting the mBiometricWeakLiveliness checked value to false is handled when onResume
// is called by grabbing the value from lockPatternUtils. We can't set it here
// because mBiometricWeakLiveliness could be null
return;
}
createPreferenceHierarchy();
}
public boolean onPreferenceChange(Preference preference, Object value) {
if (preference == mLockAfter) {
int timeout = Integer.parseInt((String) value);
try {
Settings.Secure.putInt(getContentResolver(),
Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, timeout);
} catch (NumberFormatException e) {
Log.e("SecuritySettings", "could not persist lockAfter timeout setting", e);
}
updateLockAfterPreferenceSummary();
checkPowerInstantLockDependency();
} else if (preference == mSlideLockTimeoutDelay) {
int slideTimeoutDelay = Integer.valueOf((String) value);
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.SCREEN_LOCK_SLIDE_TIMEOUT_DELAY,
slideTimeoutDelay);
updateSlideAfterTimeoutSummary();
} else if (preference == mSlideLockScreenOffDelay) {
int slideScreenOffDelay = Integer.valueOf((String) value);
Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
Settings.System.SCREEN_LOCK_SLIDE_SCREENOFF_DELAY, slideScreenOffDelay);
updateSlideAfterScreenOffSummary();
} else if (preference == mSmsSecurityCheck) {
int smsSecurityCheck = Integer.valueOf((String) value);
Settings.Global.putInt(getContentResolver(), Settings.Global.SMS_OUTGOING_CHECK_MAX_COUNT,
smsSecurityCheck);
updateSmsSecuritySummary(smsSecurityCheck);
}
return true;
}
@Override
protected int getHelpResource() {
return R.string.help_url_security;
}
public void startBiometricWeakImprove(){
Intent intent = new Intent();
intent.setClassName("com.android.facelock", "com.android.facelock.AddToSetup");
startActivity(intent);
}
}