55dbdf68f9
Hide the new notification listeners management setting when no listeners using this API are available. Bug: 8454150 Change-Id: Iae9f975e7b5a3cdf55ff7d0c6aea7e84166d53b3
590 lines
26 KiB
Java
590 lines
26 KiB
Java
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings;
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import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.app.admin.DevicePolicyManager;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.content.pm.UserInfo;
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import android.os.Bundle;
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import android.os.UserHandle;
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import android.os.UserManager;
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import android.preference.CheckBoxPreference;
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import android.preference.ListPreference;
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import android.preference.Preference;
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import android.preference.Preference.OnPreferenceChangeListener;
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import android.preference.PreferenceGroup;
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import android.preference.PreferenceScreen;
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import android.provider.Settings;
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import android.security.KeyStore;
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import android.telephony.TelephonyManager;
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import android.util.Log;
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import com.android.internal.widget.LockPatternUtils;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Gesture lock pattern settings.
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*/
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public class SecuritySettings extends SettingsPreferenceFragment
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implements OnPreferenceChangeListener, DialogInterface.OnClickListener {
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static final String TAG = "SecuritySettings";
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// Lock Settings
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private static final String KEY_UNLOCK_SET_OR_CHANGE = "unlock_set_or_change";
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private static final String KEY_BIOMETRIC_WEAK_IMPROVE_MATCHING =
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"biometric_weak_improve_matching";
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private static final String KEY_BIOMETRIC_WEAK_LIVELINESS = "biometric_weak_liveliness";
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private static final String KEY_LOCK_ENABLED = "lockenabled";
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private static final String KEY_VISIBLE_PATTERN = "visiblepattern";
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private static final String KEY_SECURITY_CATEGORY = "security_category";
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private static final String KEY_DEVICE_ADMIN_CATEGORY = "device_admin_category";
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private static final String KEY_LOCK_AFTER_TIMEOUT = "lock_after_timeout";
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private static final String KEY_OWNER_INFO_SETTINGS = "owner_info_settings";
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private static final int SET_OR_CHANGE_LOCK_METHOD_REQUEST = 123;
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private static final int CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_IMPROVE_REQUEST = 124;
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private static final int CONFIRM_EXISTING_FOR_BIOMETRIC_WEAK_LIVELINESS_OFF = 125;
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// Misc Settings
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private static final String KEY_SIM_LOCK = "sim_lock";
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private static final String KEY_SHOW_PASSWORD = "show_password";
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private static final String KEY_CREDENTIAL_STORAGE_TYPE = "credential_storage_type";
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private static final String KEY_RESET_CREDENTIALS = "reset_credentials";
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private static final String KEY_TOGGLE_INSTALL_APPLICATIONS = "toggle_install_applications";
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private static final String KEY_TOGGLE_VERIFY_APPLICATIONS = "toggle_verify_applications";
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private static final String KEY_POWER_INSTANTLY_LOCKS = "power_button_instantly_locks";
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private static final String KEY_CREDENTIALS_MANAGER = "credentials_management";
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private static final String KEY_NOTIFICATION_ACCESS = "manage_notification_access";
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private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive";
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private PackageManager mPM;
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DevicePolicyManager mDPM;
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private ChooseLockSettingsHelper mChooseLockSettingsHelper;
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private LockPatternUtils mLockPatternUtils;
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private ListPreference mLockAfter;
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private CheckBoxPreference mBiometricWeakLiveliness;
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private CheckBoxPreference mVisiblePattern;
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private CheckBoxPreference mShowPassword;
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private KeyStore mKeyStore;
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private Preference mResetCredentials;
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private CheckBoxPreference mToggleAppInstallation;
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private DialogInterface mWarnInstallApps;
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private CheckBoxPreference mToggleVerifyApps;
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private CheckBoxPreference mPowerButtonInstantlyLocks;
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private Preference mNotificationAccess;
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private boolean mIsPrimary;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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mLockPatternUtils = new LockPatternUtils(getActivity());
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mPM = getActivity().getPackageManager();
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mDPM = (DevicePolicyManager)getSystemService(Context.DEVICE_POLICY_SERVICE);
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mChooseLockSettingsHelper = new ChooseLockSettingsHelper(getActivity());
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}
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private PreferenceScreen createPreferenceHierarchy() {
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PreferenceScreen root = getPreferenceScreen();
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if (root != null) {
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root.removeAll();
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}
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addPreferencesFromResource(R.xml.security_settings);
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root = getPreferenceScreen();
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// Add options for lock/unlock screen
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int resid = 0;
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if (!mLockPatternUtils.isSecure()) {
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// if there are multiple users, disable "None" setting
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UserManager mUm = (UserManager) getSystemService(Context.USER_SERVICE);
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List<UserInfo> users = mUm.getUsers(true);
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final boolean singleUser = users.size() == 1;
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if (singleUser && mLockPatternUtils.isLockScreenDisabled()) {
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resid = R.xml.security_settings_lockscreen;
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} else {
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resid = R.xml.security_settings_chooser;
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}
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} else if (mLockPatternUtils.usingBiometricWeak() &&
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mLockPatternUtils.isBiometricWeakInstalled()) {
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resid = R.xml.security_settings_biometric_weak;
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} else {
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switch (mLockPatternUtils.getKeyguardStoredPasswordQuality()) {
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case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING:
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resid = R.xml.security_settings_pattern;
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break;
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case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC:
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resid = R.xml.security_settings_pin;
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break;
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case DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC:
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case DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC:
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case DevicePolicyManager.PASSWORD_QUALITY_COMPLEX:
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resid = R.xml.security_settings_password;
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break;
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}
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}
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addPreferencesFromResource(resid);
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// Add options for device encryption
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DevicePolicyManager dpm =
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(DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
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mIsPrimary = UserHandle.myUserId() == UserHandle.USER_OWNER;
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if (!mIsPrimary) {
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// Rename owner info settings
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Preference ownerInfoPref = findPreference(KEY_OWNER_INFO_SETTINGS);
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if (ownerInfoPref != null) {
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if (UserManager.get(getActivity()).isLinkedUser()) {
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ownerInfoPref.setTitle(R.string.profile_info_settings_title);
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} else {
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ownerInfoPref.setTitle(R.string.user_info_settings_title);
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}
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}
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}
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if (mIsPrimary) {
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switch (dpm.getStorageEncryptionStatus()) {
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case DevicePolicyManager.ENCRYPTION_STATUS_ACTIVE:
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// The device is currently encrypted.
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addPreferencesFromResource(R.xml.security_settings_encrypted);
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break;
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case DevicePolicyManager.ENCRYPTION_STATUS_INACTIVE:
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// This device supports encryption but isn't encrypted.
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addPreferencesFromResource(R.xml.security_settings_unencrypted);
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break;
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}
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}
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// lock after preference
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mLockAfter = (ListPreference) root.findPreference(KEY_LOCK_AFTER_TIMEOUT);
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if (mLockAfter != null) {
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setupLockAfterPreference();
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updateLockAfterPreferenceSummary();
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}
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// biometric weak liveliness
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mBiometricWeakLiveliness =
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(CheckBoxPreference) root.findPreference(KEY_BIOMETRIC_WEAK_LIVELINESS);
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// visible pattern
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mVisiblePattern = (CheckBoxPreference) root.findPreference(KEY_VISIBLE_PATTERN);
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// lock instantly on power key press
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mPowerButtonInstantlyLocks = (CheckBoxPreference) root.findPreference(
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KEY_POWER_INSTANTLY_LOCKS);
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// don't display visible pattern if biometric and backup is not pattern
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if (resid == R.xml.security_settings_biometric_weak &&
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mLockPatternUtils.getKeyguardStoredPasswordQuality() !=
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DevicePolicyManager.PASSWORD_QUALITY_SOMETHING) {
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PreferenceGroup securityCategory = (PreferenceGroup)
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root.findPreference(KEY_SECURITY_CATEGORY);
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if (securityCategory != null && mVisiblePattern != null) {
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securityCategory.removePreference(root.findPreference(KEY_VISIBLE_PATTERN));
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}
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}
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// Append the rest of the settings
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addPreferencesFromResource(R.xml.security_settings_misc);
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// Do not display SIM lock for devices without an Icc card
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TelephonyManager tm = TelephonyManager.getDefault();
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if (!mIsPrimary || !tm.hasIccCard()) {
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root.removePreference(root.findPreference(KEY_SIM_LOCK));
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} else {
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// Disable SIM lock if sim card is missing or unknown
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if ((TelephonyManager.getDefault().getSimState() ==
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TelephonyManager.SIM_STATE_ABSENT) ||
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(TelephonyManager.getDefault().getSimState() ==
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TelephonyManager.SIM_STATE_UNKNOWN)) {
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root.findPreference(KEY_SIM_LOCK).setEnabled(false);
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}
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}
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// Show password
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mShowPassword = (CheckBoxPreference) root.findPreference(KEY_SHOW_PASSWORD);
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// Credential storage
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final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
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if (!um.hasUserRestriction(UserManager.DISALLOW_CONFIG_CREDENTIALS)) {
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mKeyStore = KeyStore.getInstance();
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Preference credentialStorageType = root.findPreference(KEY_CREDENTIAL_STORAGE_TYPE);
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final int storageSummaryRes =
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mKeyStore.isHardwareBacked() ? R.string.credential_storage_type_hardware
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: R.string.credential_storage_type_software;
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credentialStorageType.setSummary(storageSummaryRes);
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mResetCredentials = root.findPreference(KEY_RESET_CREDENTIALS);
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} else {
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removePreference(KEY_CREDENTIALS_MANAGER);
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}
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// Application install
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PreferenceGroup deviceAdminCategory= (PreferenceGroup)
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root.findPreference(KEY_DEVICE_ADMIN_CATEGORY);
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mToggleAppInstallation = (CheckBoxPreference) findPreference(
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KEY_TOGGLE_INSTALL_APPLICATIONS);
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mToggleAppInstallation.setChecked(isNonMarketAppsAllowed());
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// Side loading of apps.
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mToggleAppInstallation.setEnabled(mIsPrimary);
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// Package verification, only visible to primary user and if enabled
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mToggleVerifyApps = (CheckBoxPreference) findPreference(KEY_TOGGLE_VERIFY_APPLICATIONS);
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if (mIsPrimary && showVerifierSetting()) {
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if (isVerifierInstalled()) {
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mToggleVerifyApps.setChecked(isVerifyAppsEnabled());
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} else {
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mToggleVerifyApps.setChecked(false);
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mToggleVerifyApps.setEnabled(false);
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}
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} else {
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if (deviceAdminCategory != null) {
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deviceAdminCategory.removePreference(mToggleVerifyApps);
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} else {
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mToggleVerifyApps.setEnabled(false);
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}
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}
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mNotificationAccess = findPreference(KEY_NOTIFICATION_ACCESS);
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if (mNotificationAccess != null) {
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final int total = NotificationAccessSettings.getListenersCount(mPM);
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if (total == 0) {
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if (deviceAdminCategory != null) {
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deviceAdminCategory.removePreference(mNotificationAccess);
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}
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} else {
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final int n = getNumEnabledNotificationListeners();
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if (n == 0) {
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mNotificationAccess.setSummary(getResources().getString(
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R.string.manage_notification_access_summary_zero));
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} else {
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mNotificationAccess.setSummary(String.format(getResources().getQuantityString(
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R.plurals.manage_notification_access_summary_nonzero,
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n, n)));
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}
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}
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}
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return root;
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}
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private int getNumEnabledNotificationListeners() {
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final String flat = Settings.Secure.getString(getContentResolver(),
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Settings.Secure.ENABLED_NOTIFICATION_LISTENERS);
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if (flat == null || "".equals(flat)) return 0;
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final String[] components = flat.split(":");
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return components.length;
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}
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private boolean isNonMarketAppsAllowed() {
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return Settings.Global.getInt(getContentResolver(),
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Settings.Global.INSTALL_NON_MARKET_APPS, 0) > 0;
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}
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private void setNonMarketAppsAllowed(boolean enabled) {
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final UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
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if (um.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES)) {
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return;
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}
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// Change the system setting
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Settings.Global.putInt(getContentResolver(), Settings.Global.INSTALL_NON_MARKET_APPS,
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enabled ? 1 : 0);
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}
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private boolean isVerifyAppsEnabled() {
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return Settings.Global.getInt(getContentResolver(),
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Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) > 0;
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}
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private boolean isVerifierInstalled() {
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final PackageManager pm = getPackageManager();
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final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION);
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verification.setType(PACKAGE_MIME_TYPE);
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verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
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final List<ResolveInfo> receivers = pm.queryBroadcastReceivers(verification, 0);
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return (receivers.size() > 0) ? true : false;
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}
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private boolean showVerifierSetting() {
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return Settings.Global.getInt(getContentResolver(),
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Settings.Global.PACKAGE_VERIFIER_SETTING_VISIBLE, 1) > 0;
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}
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private void warnAppInstallation() {
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// TODO: DialogFragment?
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mWarnInstallApps = new AlertDialog.Builder(getActivity()).setTitle(
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getResources().getString(R.string.error_title))
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.setIcon(com.android.internal.R.drawable.ic_dialog_alert)
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.setMessage(getResources().getString(R.string.install_all_warning))
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.setPositiveButton(android.R.string.yes, this)
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.setNegativeButton(android.R.string.no, null)
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.show();
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}
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@Override
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public void onClick(DialogInterface dialog, int which) {
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if (dialog == mWarnInstallApps && which == DialogInterface.BUTTON_POSITIVE) {
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setNonMarketAppsAllowed(true);
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if (mToggleAppInstallation != null) {
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mToggleAppInstallation.setChecked(true);
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}
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}
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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if (mWarnInstallApps != null) {
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mWarnInstallApps.dismiss();
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}
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}
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private void setupLockAfterPreference() {
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// Compatible with pre-Froyo
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long currentTimeout = Settings.Secure.getLong(getContentResolver(),
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Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
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mLockAfter.setValue(String.valueOf(currentTimeout));
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mLockAfter.setOnPreferenceChangeListener(this);
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final long adminTimeout = (mDPM != null ? mDPM.getMaximumTimeToLock(null) : 0);
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final long displayTimeout = Math.max(0,
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Settings.System.getInt(getContentResolver(), SCREEN_OFF_TIMEOUT, 0));
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if (adminTimeout > 0) {
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// This setting is a slave to display timeout when a device policy is enforced.
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// As such, maxLockTimeout = adminTimeout - displayTimeout.
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// If there isn't enough time, shows "immediately" setting.
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disableUnusableTimeouts(Math.max(0, adminTimeout - displayTimeout));
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}
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}
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private void updateLockAfterPreferenceSummary() {
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// Update summary message with current value
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long currentTimeout = Settings.Secure.getLong(getContentResolver(),
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Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT, 5000);
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final CharSequence[] entries = mLockAfter.getEntries();
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final CharSequence[] values = mLockAfter.getEntryValues();
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int best = 0;
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for (int i = 0; i < values.length; i++) {
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long timeout = Long.valueOf(values[i].toString());
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if (currentTimeout >= timeout) {
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best = i;
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}
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}
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mLockAfter.setSummary(getString(R.string.lock_after_timeout_summary, entries[best]));
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}
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private void disableUnusableTimeouts(long maxTimeout) {
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final CharSequence[] entries = mLockAfter.getEntries();
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final CharSequence[] values = mLockAfter.getEntryValues();
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ArrayList<CharSequence> revisedEntries = new ArrayList<CharSequence>();
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ArrayList<CharSequence> revisedValues = new ArrayList<CharSequence>();
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for (int i = 0; i < values.length; i++) {
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long timeout = Long.valueOf(values[i].toString());
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if (timeout <= maxTimeout) {
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revisedEntries.add(entries[i]);
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revisedValues.add(values[i]);
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}
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}
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if (revisedEntries.size() != entries.length || revisedValues.size() != values.length) {
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mLockAfter.setEntries(
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revisedEntries.toArray(new CharSequence[revisedEntries.size()]));
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mLockAfter.setEntryValues(
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revisedValues.toArray(new CharSequence[revisedValues.size()]));
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final int userPreference = Integer.valueOf(mLockAfter.getValue());
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if (userPreference <= maxTimeout) {
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mLockAfter.setValue(String.valueOf(userPreference));
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} else {
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// There will be no highlighted selection since nothing in the list matches
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// maxTimeout. The user can still select anything less than maxTimeout.
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// TODO: maybe append maxTimeout to the list and mark selected.
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}
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}
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mLockAfter.setEnabled(revisedEntries.size() > 0);
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}
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@Override
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public void onResume() {
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super.onResume();
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// Make sure we reload the preference hierarchy since some of these settings
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// depend on others...
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createPreferenceHierarchy();
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final LockPatternUtils lockPatternUtils = mChooseLockSettingsHelper.utils();
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if (mBiometricWeakLiveliness != null) {
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mBiometricWeakLiveliness.setChecked(
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lockPatternUtils.isBiometricWeakLivelinessEnabled());
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}
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if (mVisiblePattern != null) {
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mVisiblePattern.setChecked(lockPatternUtils.isVisiblePatternEnabled());
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}
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if (mPowerButtonInstantlyLocks != null) {
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mPowerButtonInstantlyLocks.setChecked(lockPatternUtils.getPowerButtonInstantlyLocks());
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}
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if (mShowPassword != null) {
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mShowPassword.setChecked(Settings.System.getInt(getContentResolver(),
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Settings.System.TEXT_SHOW_PASSWORD, 1) != 0);
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}
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if (mResetCredentials != null) {
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mResetCredentials.setEnabled(!mKeyStore.isEmpty());
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}
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}
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@Override
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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_POWER_INSTANTLY_LOCKS.equals(key)) {
|
|
lockPatternUtils.setPowerButtonInstantlyLocks(isToggled(preference));
|
|
} 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();
|
|
}
|
|
|
|
@Override
|
|
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();
|
|
}
|
|
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);
|
|
}
|
|
}
|