Merge "Update description when device allows guest user" into rvc-dev am: 6b82df26

        \t\n3.\tTap the app icon at the top of the screen, then tap Pin

    </string>

    <!-- [CHAR LIMIT=none] Screen pinning description -->

    <string name="screen_pinning_guest_mode_description">

    <string name="screen_pinning_guest_user_description">

        App pinning allows you to keep the current app in view until you unpin it. This feature can be used, for example, to let a trusted friend play a specific game.

        \n\nWhen an app is pinned, the pinned app may open other apps and personal data may be accessible.

        \n\nIf you want to securely share your device with someone, try using a guest profile instead.

        \n\nIf you want to securely share your device with someone, try using a guest user instead.

        \n\nTo use app pinning:

        \t\n1.\tTurn on app pinning

        \t\n2.\tOpen Overview

import android.content.Intent;

import android.os.Bundle;

import android.os.UserHandle;

import android.os.UserManager;

import android.provider.SearchIndexableResource;

import android.provider.Settings;

import android.widget.Switch;

    private SwitchPreference mUseScreenLock;

    private FooterPreference mFooterPreference;

    private LockPatternUtils mLockPatternUtils;

    private UserManager mUserManager;

    @Override

    public int getMetricsCategory() {

        final SettingsActivity activity = (SettingsActivity) getActivity();

        activity.setTitle(R.string.screen_pinning_title);

        mLockPatternUtils = new LockPatternUtils(activity);

        mUserManager = activity.getSystemService(UserManager.class);

        addPreferencesFromResource(R.xml.screen_pinning_settings);

        final PreferenceScreen root = getPreferenceScreen();

            mUseScreenLock.setTitle(getCurrentSecurityTitle());

        } else {

            mFooterPreference.setVisible(true);

            mFooterPreference.setSummary(getAppPinningContent());

            mUseScreenLock.setVisible(false);

        }

    }

    private boolean isGuestModeSupported() {

        return UserManager.supportsMultipleUsers()

                && !mUserManager.hasUserRestriction(UserManager.DISALLOW_USER_SWITCH);

    }

    private CharSequence getAppPinningContent() {

        return isGuestModeSupported()

                ? getActivity().getText(R.string.screen_pinning_guest_user_description)

                : getActivity().getText(R.string.screen_pinning_description);

    }

    /**

     * For search

     */