| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.systemui.statusbar.policy; |
| |
| import android.app.ActivityManager; |
| import android.app.ActivityManagerNative; |
| import android.app.Dialog; |
| import android.app.Notification; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.pm.UserInfo; |
| import android.database.ContentObserver; |
| import android.graphics.Bitmap; |
| import android.graphics.drawable.Drawable; |
| import android.os.AsyncTask; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.provider.Settings; |
| import android.telephony.PhoneStateListener; |
| import android.telephony.TelephonyManager; |
| import android.util.Log; |
| import android.util.SparseArray; |
| import android.util.SparseBooleanArray; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.BaseAdapter; |
| |
| import com.android.internal.logging.MetricsProto.MetricsEvent; |
| import com.android.internal.util.UserIcons; |
| import com.android.settingslib.RestrictedLockUtils; |
| import com.android.systemui.GuestResumeSessionReceiver; |
| import com.android.systemui.R; |
| import com.android.systemui.SystemUI; |
| import com.android.systemui.SystemUISecondaryUserService; |
| import com.android.systemui.qs.QSTile; |
| import com.android.systemui.qs.tiles.UserDetailView; |
| import com.android.systemui.statusbar.phone.ActivityStarter; |
| import com.android.systemui.statusbar.phone.SystemUIDialog; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.lang.ref.WeakReference; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; |
| |
| /** |
| * Keeps a list of all users on the device for user switching. |
| */ |
| public class UserSwitcherController { |
| |
| private static final String TAG = "UserSwitcherController"; |
| private static final boolean DEBUG = false; |
| private static final String SIMPLE_USER_SWITCHER_GLOBAL_SETTING = |
| "lockscreenSimpleUserSwitcher"; |
| private static final String ACTION_REMOVE_GUEST = "com.android.systemui.REMOVE_GUEST"; |
| private static final String ACTION_LOGOUT_USER = "com.android.systemui.LOGOUT_USER"; |
| private static final int PAUSE_REFRESH_USERS_TIMEOUT_MS = 3000; |
| |
| private static final int ID_REMOVE_GUEST = 1010; |
| private static final int ID_LOGOUT_USER = 1011; |
| private static final String TAG_REMOVE_GUEST = "remove_guest"; |
| private static final String TAG_LOGOUT_USER = "logout_user"; |
| |
| private static final String PERMISSION_SELF = "com.android.systemui.permission.SELF"; |
| |
| private final Context mContext; |
| private final UserManager mUserManager; |
| private final ArrayList<WeakReference<BaseUserAdapter>> mAdapters = new ArrayList<>(); |
| private final GuestResumeSessionReceiver mGuestResumeSessionReceiver |
| = new GuestResumeSessionReceiver(); |
| private final KeyguardMonitor mKeyguardMonitor; |
| private final Handler mHandler; |
| private final ActivityStarter mActivityStarter; |
| |
| private ArrayList<UserRecord> mUsers = new ArrayList<>(); |
| private Dialog mExitGuestDialog; |
| private Dialog mAddUserDialog; |
| private int mLastNonGuestUser = UserHandle.USER_SYSTEM; |
| private boolean mSimpleUserSwitcher; |
| private boolean mAddUsersWhenLocked; |
| private boolean mPauseRefreshUsers; |
| private int mSecondaryUser = UserHandle.USER_NULL; |
| private Intent mSecondaryUserServiceIntent; |
| private SparseBooleanArray mForcePictureLoadForUserId = new SparseBooleanArray(2); |
| |
| public UserSwitcherController(Context context, KeyguardMonitor keyguardMonitor, |
| Handler handler, ActivityStarter activityStarter) { |
| mContext = context; |
| mGuestResumeSessionReceiver.register(context); |
| mKeyguardMonitor = keyguardMonitor; |
| mHandler = handler; |
| mActivityStarter = activityStarter; |
| mUserManager = UserManager.get(context); |
| IntentFilter filter = new IntentFilter(); |
| filter.addAction(Intent.ACTION_USER_ADDED); |
| filter.addAction(Intent.ACTION_USER_REMOVED); |
| filter.addAction(Intent.ACTION_USER_INFO_CHANGED); |
| filter.addAction(Intent.ACTION_USER_SWITCHED); |
| filter.addAction(Intent.ACTION_USER_STOPPED); |
| filter.addAction(Intent.ACTION_USER_UNLOCKED); |
| mContext.registerReceiverAsUser(mReceiver, UserHandle.SYSTEM, filter, |
| null /* permission */, null /* scheduler */); |
| |
| mSecondaryUserServiceIntent = new Intent(context, SystemUISecondaryUserService.class); |
| |
| filter = new IntentFilter(); |
| filter.addAction(ACTION_REMOVE_GUEST); |
| filter.addAction(ACTION_LOGOUT_USER); |
| mContext.registerReceiverAsUser(mReceiver, UserHandle.SYSTEM, filter, |
| PERMISSION_SELF, null /* scheduler */); |
| |
| mContext.getContentResolver().registerContentObserver( |
| Settings.Global.getUriFor(SIMPLE_USER_SWITCHER_GLOBAL_SETTING), true, |
| mSettingsObserver); |
| mContext.getContentResolver().registerContentObserver( |
| Settings.Global.getUriFor(Settings.Global.ADD_USERS_WHEN_LOCKED), true, |
| mSettingsObserver); |
| mContext.getContentResolver().registerContentObserver( |
| Settings.Global.getUriFor( |
| Settings.Global.ALLOW_USER_SWITCHING_WHEN_SYSTEM_USER_LOCKED), |
| true, mSettingsObserver); |
| // Fetch initial values. |
| mSettingsObserver.onChange(false); |
| |
| keyguardMonitor.addCallback(mCallback); |
| listenForCallState(); |
| |
| refreshUsers(UserHandle.USER_NULL); |
| } |
| |
| /** |
| * Refreshes users from UserManager. |
| * |
| * The pictures are only loaded if they have not been loaded yet. |
| * |
| * @param forcePictureLoadForId forces the picture of the given user to be reloaded. |
| */ |
| @SuppressWarnings("unchecked") |
| private void refreshUsers(int forcePictureLoadForId) { |
| if (DEBUG) Log.d(TAG, "refreshUsers(forcePictureLoadForId=" + forcePictureLoadForId+")"); |
| if (forcePictureLoadForId != UserHandle.USER_NULL) { |
| mForcePictureLoadForUserId.put(forcePictureLoadForId, true); |
| } |
| |
| if (mPauseRefreshUsers) { |
| return; |
| } |
| |
| boolean forceAllUsers = mForcePictureLoadForUserId.get(UserHandle.USER_ALL); |
| SparseArray<Bitmap> bitmaps = new SparseArray<>(mUsers.size()); |
| final int N = mUsers.size(); |
| for (int i = 0; i < N; i++) { |
| UserRecord r = mUsers.get(i); |
| if (r == null || r.picture == null || r.info == null || forceAllUsers |
| || mForcePictureLoadForUserId.get(r.info.id)) { |
| continue; |
| } |
| bitmaps.put(r.info.id, r.picture); |
| } |
| mForcePictureLoadForUserId.clear(); |
| |
| final boolean addUsersWhenLocked = mAddUsersWhenLocked; |
| new AsyncTask<SparseArray<Bitmap>, Void, ArrayList<UserRecord>>() { |
| @SuppressWarnings("unchecked") |
| @Override |
| protected ArrayList<UserRecord> doInBackground(SparseArray<Bitmap>... params) { |
| final SparseArray<Bitmap> bitmaps = params[0]; |
| List<UserInfo> infos = mUserManager.getUsers(true); |
| if (infos == null) { |
| return null; |
| } |
| ArrayList<UserRecord> records = new ArrayList<>(infos.size()); |
| int currentId = ActivityManager.getCurrentUser(); |
| boolean canSwitchUsers = mUserManager.canSwitchUsers(); |
| UserInfo currentUserInfo = null; |
| UserRecord guestRecord = null; |
| |
| for (UserInfo info : infos) { |
| boolean isCurrent = currentId == info.id; |
| if (isCurrent) { |
| currentUserInfo = info; |
| } |
| boolean switchToEnabled = canSwitchUsers || isCurrent; |
| if (info.isEnabled()) { |
| if (info.isGuest()) { |
| // Tapping guest icon triggers remove and a user switch therefore |
| // the icon shouldn't be enabled even if the user is current |
| guestRecord = new UserRecord(info, null /* picture */, |
| true /* isGuest */, isCurrent, false /* isAddUser */, |
| false /* isRestricted */, canSwitchUsers); |
| } else if (info.supportsSwitchToByUser()) { |
| Bitmap picture = bitmaps.get(info.id); |
| if (picture == null) { |
| picture = mUserManager.getUserIcon(info.id); |
| |
| if (picture != null) { |
| int avatarSize = mContext.getResources() |
| .getDimensionPixelSize(R.dimen.max_avatar_size); |
| picture = Bitmap.createScaledBitmap( |
| picture, avatarSize, avatarSize, true); |
| } |
| } |
| int index = isCurrent ? 0 : records.size(); |
| records.add(index, new UserRecord(info, picture, false /* isGuest */, |
| isCurrent, false /* isAddUser */, false /* isRestricted */, |
| switchToEnabled)); |
| } |
| } |
| } |
| |
| boolean systemCanCreateUsers = !mUserManager.hasBaseUserRestriction( |
| UserManager.DISALLOW_ADD_USER, UserHandle.SYSTEM); |
| boolean currentUserCanCreateUsers = currentUserInfo != null |
| && (currentUserInfo.isAdmin() |
| || currentUserInfo.id == UserHandle.USER_SYSTEM) |
| && systemCanCreateUsers; |
| boolean anyoneCanCreateUsers = systemCanCreateUsers && addUsersWhenLocked; |
| boolean canCreateGuest = (currentUserCanCreateUsers || anyoneCanCreateUsers) |
| && guestRecord == null; |
| boolean canCreateUser = (currentUserCanCreateUsers || anyoneCanCreateUsers) |
| && mUserManager.canAddMoreUsers(); |
| boolean createIsRestricted = !addUsersWhenLocked; |
| |
| if (!mSimpleUserSwitcher) { |
| if (guestRecord == null) { |
| if (canCreateGuest) { |
| guestRecord = new UserRecord(null /* info */, null /* picture */, |
| true /* isGuest */, false /* isCurrent */, |
| false /* isAddUser */, createIsRestricted, canSwitchUsers); |
| checkIfAddUserDisallowedByAdminOnly(guestRecord); |
| records.add(guestRecord); |
| } |
| } else { |
| int index = guestRecord.isCurrent ? 0 : records.size(); |
| records.add(index, guestRecord); |
| } |
| } |
| |
| if (!mSimpleUserSwitcher && canCreateUser) { |
| UserRecord addUserRecord = new UserRecord(null /* info */, null /* picture */, |
| false /* isGuest */, false /* isCurrent */, true /* isAddUser */, |
| createIsRestricted, canSwitchUsers); |
| checkIfAddUserDisallowedByAdminOnly(addUserRecord); |
| records.add(addUserRecord); |
| } |
| |
| return records; |
| } |
| |
| @Override |
| protected void onPostExecute(ArrayList<UserRecord> userRecords) { |
| if (userRecords != null) { |
| mUsers = userRecords; |
| notifyAdapters(); |
| } |
| } |
| }.execute((SparseArray) bitmaps); |
| } |
| |
| private void pauseRefreshUsers() { |
| if (!mPauseRefreshUsers) { |
| mHandler.postDelayed(mUnpauseRefreshUsers, PAUSE_REFRESH_USERS_TIMEOUT_MS); |
| mPauseRefreshUsers = true; |
| } |
| } |
| |
| private void notifyAdapters() { |
| for (int i = mAdapters.size() - 1; i >= 0; i--) { |
| BaseUserAdapter adapter = mAdapters.get(i).get(); |
| if (adapter != null) { |
| adapter.notifyDataSetChanged(); |
| } else { |
| mAdapters.remove(i); |
| } |
| } |
| } |
| |
| public boolean isSimpleUserSwitcher() { |
| return mSimpleUserSwitcher; |
| } |
| |
| public boolean useFullscreenUserSwitcher() { |
| // Use adb to override: |
| // adb shell settings put system enable_fullscreen_user_switcher 0 # Turn it off. |
| // adb shell settings put system enable_fullscreen_user_switcher 1 # Turn it on. |
| // Restart SystemUI or adb reboot. |
| final int DEFAULT = -1; |
| final int overrideUseFullscreenUserSwitcher = |
| Settings.System.getInt(mContext.getContentResolver(), |
| "enable_fullscreen_user_switcher", DEFAULT); |
| if (overrideUseFullscreenUserSwitcher != DEFAULT) { |
| return overrideUseFullscreenUserSwitcher != 0; |
| } |
| // Otherwise default to the build setting. |
| return mContext.getResources().getBoolean(R.bool.config_enableFullscreenUserSwitcher); |
| } |
| |
| public void logoutCurrentUser() { |
| int currentUser = ActivityManager.getCurrentUser(); |
| if (currentUser != UserHandle.USER_SYSTEM) { |
| pauseRefreshUsers(); |
| ActivityManager.logoutCurrentUser(); |
| } |
| } |
| |
| public void removeUserId(int userId) { |
| if (userId == UserHandle.USER_SYSTEM) { |
| Log.w(TAG, "User " + userId + " could not removed."); |
| return; |
| } |
| if (ActivityManager.getCurrentUser() == userId) { |
| switchToUserId(UserHandle.USER_SYSTEM); |
| } |
| if (mUserManager.removeUser(userId)) { |
| refreshUsers(UserHandle.USER_NULL); |
| } |
| } |
| |
| public void switchTo(UserRecord record) { |
| int id; |
| if (record.isGuest && record.info == null) { |
| // No guest user. Create one. |
| UserInfo guest = mUserManager.createGuest( |
| mContext, mContext.getString(R.string.guest_nickname)); |
| if (guest == null) { |
| // Couldn't create guest, most likely because there already exists one, we just |
| // haven't reloaded the user list yet. |
| return; |
| } |
| id = guest.id; |
| } else if (record.isAddUser) { |
| showAddUserDialog(); |
| return; |
| } else { |
| id = record.info.id; |
| } |
| |
| if (ActivityManager.getCurrentUser() == id) { |
| if (record.isGuest) { |
| showExitGuestDialog(id); |
| } |
| return; |
| } |
| |
| switchToUserId(id); |
| } |
| |
| public void switchTo(int userId) { |
| final int count = mUsers.size(); |
| for (int i = 0; i < count; ++i) { |
| UserRecord record = mUsers.get(i); |
| if (record.info != null && record.info.id == userId) { |
| switchTo(record); |
| return; |
| } |
| } |
| |
| Log.e(TAG, "Couldn't switch to user, id=" + userId); |
| } |
| |
| public int getSwitchableUserCount() { |
| int count = 0; |
| final int N = mUsers.size(); |
| for (int i = 0; i < N; ++i) { |
| UserRecord record = mUsers.get(i); |
| if (record.info != null && record.info.supportsSwitchTo()) { |
| count++; |
| } |
| } |
| return count; |
| } |
| |
| private void switchToUserId(int id) { |
| try { |
| pauseRefreshUsers(); |
| ActivityManagerNative.getDefault().switchUser(id); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Couldn't switch user.", e); |
| } |
| } |
| |
| private void showExitGuestDialog(int id) { |
| if (mExitGuestDialog != null && mExitGuestDialog.isShowing()) { |
| mExitGuestDialog.cancel(); |
| } |
| mExitGuestDialog = new ExitGuestDialog(mContext, id); |
| mExitGuestDialog.show(); |
| } |
| |
| private void showAddUserDialog() { |
| if (mAddUserDialog != null && mAddUserDialog.isShowing()) { |
| mAddUserDialog.cancel(); |
| } |
| mAddUserDialog = new AddUserDialog(mContext); |
| mAddUserDialog.show(); |
| } |
| |
| private void exitGuest(int id) { |
| int newId = UserHandle.USER_SYSTEM; |
| if (mLastNonGuestUser != UserHandle.USER_SYSTEM) { |
| UserInfo info = mUserManager.getUserInfo(mLastNonGuestUser); |
| if (info != null && info.isEnabled() && info.supportsSwitchToByUser()) { |
| newId = info.id; |
| } |
| } |
| switchToUserId(newId); |
| mUserManager.removeUser(id); |
| } |
| |
| private void listenForCallState() { |
| TelephonyManager.from(mContext).listen(mPhoneStateListener, |
| PhoneStateListener.LISTEN_CALL_STATE); |
| } |
| |
| private final PhoneStateListener mPhoneStateListener = new PhoneStateListener() { |
| private int mCallState; |
| |
| @Override |
| public void onCallStateChanged(int state, String incomingNumber) { |
| if (mCallState == state) return; |
| if (DEBUG) Log.v(TAG, "Call state changed: " + state); |
| mCallState = state; |
| int currentUserId = ActivityManager.getCurrentUser(); |
| UserInfo userInfo = mUserManager.getUserInfo(currentUserId); |
| if (userInfo != null && userInfo.isGuest()) { |
| showGuestNotification(currentUserId); |
| } |
| refreshUsers(UserHandle.USER_NULL); |
| } |
| }; |
| |
| private BroadcastReceiver mReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| if (DEBUG) { |
| Log.v(TAG, "Broadcast: a=" + intent.getAction() |
| + " user=" + intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1)); |
| } |
| |
| boolean unpauseRefreshUsers = false; |
| int forcePictureLoadForId = UserHandle.USER_NULL; |
| |
| if (ACTION_REMOVE_GUEST.equals(intent.getAction())) { |
| int currentUser = ActivityManager.getCurrentUser(); |
| UserInfo userInfo = mUserManager.getUserInfo(currentUser); |
| if (userInfo != null && userInfo.isGuest()) { |
| showExitGuestDialog(currentUser); |
| } |
| return; |
| } else if (ACTION_LOGOUT_USER.equals(intent.getAction())) { |
| logoutCurrentUser(); |
| } else if (Intent.ACTION_USER_SWITCHED.equals(intent.getAction())) { |
| if (mExitGuestDialog != null && mExitGuestDialog.isShowing()) { |
| mExitGuestDialog.cancel(); |
| mExitGuestDialog = null; |
| } |
| |
| final int currentId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); |
| final UserInfo userInfo = mUserManager.getUserInfo(currentId); |
| final int N = mUsers.size(); |
| for (int i = 0; i < N; i++) { |
| UserRecord record = mUsers.get(i); |
| if (record.info == null) continue; |
| boolean shouldBeCurrent = record.info.id == currentId; |
| if (record.isCurrent != shouldBeCurrent) { |
| mUsers.set(i, record.copyWithIsCurrent(shouldBeCurrent)); |
| } |
| if (shouldBeCurrent && !record.isGuest) { |
| mLastNonGuestUser = record.info.id; |
| } |
| if ((userInfo == null || !userInfo.isAdmin()) && record.isRestricted) { |
| // Immediately remove restricted records in case the AsyncTask is too slow. |
| mUsers.remove(i); |
| i--; |
| } |
| } |
| notifyAdapters(); |
| |
| // Disconnect from the old secondary user's service |
| if (mSecondaryUser != UserHandle.USER_NULL) { |
| context.stopServiceAsUser(mSecondaryUserServiceIntent, |
| UserHandle.of(mSecondaryUser)); |
| mSecondaryUser = UserHandle.USER_NULL; |
| } |
| // Connect to the new secondary user's service (purely to ensure that a persistent |
| // SystemUI application is created for that user) |
| if (userInfo != null && !userInfo.isPrimary()) { |
| context.startServiceAsUser(mSecondaryUserServiceIntent, |
| UserHandle.of(userInfo.id)); |
| mSecondaryUser = userInfo.id; |
| } |
| |
| if (UserManager.isSplitSystemUser() && userInfo != null && !userInfo.isGuest() |
| && userInfo.id != UserHandle.USER_SYSTEM) { |
| showLogoutNotification(currentId); |
| } |
| if (userInfo != null && userInfo.isGuest()) { |
| showGuestNotification(currentId); |
| } |
| unpauseRefreshUsers = true; |
| } else if (Intent.ACTION_USER_INFO_CHANGED.equals(intent.getAction())) { |
| forcePictureLoadForId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, |
| UserHandle.USER_NULL); |
| } else if (Intent.ACTION_USER_UNLOCKED.equals(intent.getAction())) { |
| // Unlocking the system user may require a refresh |
| int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL); |
| if (userId != UserHandle.USER_SYSTEM) { |
| return; |
| } |
| } |
| refreshUsers(forcePictureLoadForId); |
| if (unpauseRefreshUsers) { |
| mUnpauseRefreshUsers.run(); |
| } |
| } |
| |
| private void showLogoutNotification(int userId) { |
| PendingIntent logoutPI = PendingIntent.getBroadcastAsUser(mContext, |
| 0, new Intent(ACTION_LOGOUT_USER), 0, UserHandle.SYSTEM); |
| Notification.Builder builder = new Notification.Builder(mContext) |
| .setVisibility(Notification.VISIBILITY_SECRET) |
| .setPriority(Notification.PRIORITY_MIN) |
| .setSmallIcon(R.drawable.ic_person) |
| .setContentTitle(mContext.getString(R.string.user_logout_notification_title)) |
| .setContentText(mContext.getString(R.string.user_logout_notification_text)) |
| .setContentIntent(logoutPI) |
| .setOngoing(true) |
| .setShowWhen(false) |
| .addAction(R.drawable.ic_delete, |
| mContext.getString(R.string.user_logout_notification_action), |
| logoutPI); |
| SystemUI.overrideNotificationAppName(mContext, builder); |
| NotificationManager.from(mContext).notifyAsUser(TAG_LOGOUT_USER, ID_LOGOUT_USER, |
| builder.build(), new UserHandle(userId)); |
| } |
| }; |
| |
| private void showGuestNotification(int guestUserId) { |
| boolean canSwitchUsers = mUserManager.canSwitchUsers(); |
| // Disable 'Remove guest' action if cannot switch users right now |
| PendingIntent removeGuestPI = canSwitchUsers ? PendingIntent.getBroadcastAsUser(mContext, |
| 0, new Intent(ACTION_REMOVE_GUEST), 0, UserHandle.SYSTEM) : null; |
| |
| Notification.Builder builder = new Notification.Builder(mContext) |
| .setVisibility(Notification.VISIBILITY_SECRET) |
| .setPriority(Notification.PRIORITY_MIN) |
| .setSmallIcon(R.drawable.ic_person) |
| .setContentTitle(mContext.getString(R.string.guest_notification_title)) |
| .setContentText(mContext.getString(R.string.guest_notification_text)) |
| .setContentIntent(removeGuestPI) |
| .setShowWhen(false) |
| .addAction(R.drawable.ic_delete, |
| mContext.getString(R.string.guest_notification_remove_action), |
| removeGuestPI); |
| SystemUI.overrideNotificationAppName(mContext, builder); |
| NotificationManager.from(mContext).notifyAsUser(TAG_REMOVE_GUEST, ID_REMOVE_GUEST, |
| builder.build(), new UserHandle(guestUserId)); |
| } |
| |
| private final Runnable mUnpauseRefreshUsers = new Runnable() { |
| @Override |
| public void run() { |
| mHandler.removeCallbacks(this); |
| mPauseRefreshUsers = false; |
| refreshUsers(UserHandle.USER_NULL); |
| } |
| }; |
| |
| private final ContentObserver mSettingsObserver = new ContentObserver(new Handler()) { |
| public void onChange(boolean selfChange) { |
| mSimpleUserSwitcher = Settings.Global.getInt(mContext.getContentResolver(), |
| SIMPLE_USER_SWITCHER_GLOBAL_SETTING, 0) != 0; |
| mAddUsersWhenLocked = Settings.Global.getInt(mContext.getContentResolver(), |
| Settings.Global.ADD_USERS_WHEN_LOCKED, 0) != 0; |
| refreshUsers(UserHandle.USER_NULL); |
| }; |
| }; |
| |
| public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| pw.println("UserSwitcherController state:"); |
| pw.println(" mLastNonGuestUser=" + mLastNonGuestUser); |
| pw.print(" mUsers.size="); pw.println(mUsers.size()); |
| for (int i = 0; i < mUsers.size(); i++) { |
| final UserRecord u = mUsers.get(i); |
| pw.print(" "); pw.println(u.toString()); |
| } |
| } |
| |
| public String getCurrentUserName(Context context) { |
| if (mUsers.isEmpty()) return null; |
| UserRecord item = mUsers.get(0); |
| if (item == null || item.info == null) return null; |
| if (item.isGuest) return context.getString(R.string.guest_nickname); |
| return item.info.name; |
| } |
| |
| public void onDensityOrFontScaleChanged() { |
| refreshUsers(UserHandle.USER_ALL); |
| } |
| |
| public static abstract class BaseUserAdapter extends BaseAdapter { |
| |
| final UserSwitcherController mController; |
| |
| protected BaseUserAdapter(UserSwitcherController controller) { |
| mController = controller; |
| controller.mAdapters.add(new WeakReference<>(this)); |
| } |
| |
| @Override |
| public int getCount() { |
| boolean secureKeyguardShowing = mController.mKeyguardMonitor.isShowing() |
| && mController.mKeyguardMonitor.isSecure() |
| && !mController.mKeyguardMonitor.canSkipBouncer(); |
| if (!secureKeyguardShowing) { |
| return mController.mUsers.size(); |
| } |
| // The lock screen is secure and showing. Filter out restricted records. |
| final int N = mController.mUsers.size(); |
| int count = 0; |
| for (int i = 0; i < N; i++) { |
| if (mController.mUsers.get(i).isRestricted) { |
| break; |
| } else { |
| count++; |
| } |
| } |
| return count; |
| } |
| |
| @Override |
| public UserRecord getItem(int position) { |
| return mController.mUsers.get(position); |
| } |
| |
| @Override |
| public long getItemId(int position) { |
| return position; |
| } |
| |
| public void switchTo(UserRecord record) { |
| mController.switchTo(record); |
| } |
| |
| public String getName(Context context, UserRecord item) { |
| if (item.isGuest) { |
| if (item.isCurrent) { |
| return context.getString(R.string.guest_exit_guest); |
| } else { |
| return context.getString( |
| item.info == null ? R.string.guest_new_guest : R.string.guest_nickname); |
| } |
| } else if (item.isAddUser) { |
| return context.getString(R.string.user_add_user); |
| } else { |
| return item.info.name; |
| } |
| } |
| |
| public Drawable getDrawable(Context context, UserRecord item) { |
| if (item.isAddUser) { |
| return context.getDrawable(R.drawable.ic_add_circle_qs); |
| } |
| return UserIcons.getDefaultUserIcon(item.resolveId(), /* light= */ true); |
| } |
| |
| public void refresh() { |
| mController.refreshUsers(UserHandle.USER_NULL); |
| } |
| } |
| |
| private void checkIfAddUserDisallowedByAdminOnly(UserRecord record) { |
| EnforcedAdmin admin = RestrictedLockUtils.checkIfRestrictionEnforced(mContext, |
| UserManager.DISALLOW_ADD_USER, ActivityManager.getCurrentUser()); |
| if (admin != null && !RestrictedLockUtils.hasBaseUserRestriction(mContext, |
| UserManager.DISALLOW_ADD_USER, ActivityManager.getCurrentUser())) { |
| record.isDisabledByAdmin = true; |
| record.enforcedAdmin = admin; |
| } else { |
| record.isDisabledByAdmin = false; |
| record.enforcedAdmin = null; |
| } |
| } |
| |
| public void startActivity(Intent intent) { |
| mActivityStarter.startActivity(intent, true); |
| } |
| |
| public static final class UserRecord { |
| public final UserInfo info; |
| public final Bitmap picture; |
| public final boolean isGuest; |
| public final boolean isCurrent; |
| public final boolean isAddUser; |
| /** If true, the record is only visible to the owner and only when unlocked. */ |
| public final boolean isRestricted; |
| public boolean isDisabledByAdmin; |
| public EnforcedAdmin enforcedAdmin; |
| public boolean isSwitchToEnabled; |
| |
| public UserRecord(UserInfo info, Bitmap picture, boolean isGuest, boolean isCurrent, |
| boolean isAddUser, boolean isRestricted, boolean isSwitchToEnabled) { |
| this.info = info; |
| this.picture = picture; |
| this.isGuest = isGuest; |
| this.isCurrent = isCurrent; |
| this.isAddUser = isAddUser; |
| this.isRestricted = isRestricted; |
| this.isSwitchToEnabled = isSwitchToEnabled; |
| } |
| |
| public UserRecord copyWithIsCurrent(boolean _isCurrent) { |
| return new UserRecord(info, picture, isGuest, _isCurrent, isAddUser, isRestricted, |
| isSwitchToEnabled); |
| } |
| |
| public int resolveId() { |
| if (isGuest || info == null) { |
| return UserHandle.USER_NULL; |
| } |
| return info.id; |
| } |
| |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("UserRecord("); |
| if (info != null) { |
| sb.append("name=\"").append(info.name).append("\" id=").append(info.id); |
| } else { |
| if (isGuest) { |
| sb.append("<add guest placeholder>"); |
| } else if (isAddUser) { |
| sb.append("<add user placeholder>"); |
| } |
| } |
| if (isGuest) sb.append(" <isGuest>"); |
| if (isAddUser) sb.append(" <isAddUser>"); |
| if (isCurrent) sb.append(" <isCurrent>"); |
| if (picture != null) sb.append(" <hasPicture>"); |
| if (isRestricted) sb.append(" <isRestricted>"); |
| if (isDisabledByAdmin) { |
| sb.append(" <isDisabledByAdmin>"); |
| sb.append(" enforcedAdmin=").append(enforcedAdmin); |
| } |
| if (isSwitchToEnabled) { |
| sb.append(" <isSwitchToEnabled>"); |
| } |
| sb.append(')'); |
| return sb.toString(); |
| } |
| } |
| |
| public final QSTile.DetailAdapter userDetailAdapter = new QSTile.DetailAdapter() { |
| private final Intent USER_SETTINGS_INTENT = new Intent(Settings.ACTION_USER_SETTINGS); |
| |
| @Override |
| public CharSequence getTitle() { |
| return mContext.getString(R.string.quick_settings_user_title); |
| } |
| |
| @Override |
| public View createDetailView(Context context, View convertView, ViewGroup parent) { |
| UserDetailView v; |
| if (!(convertView instanceof UserDetailView)) { |
| v = UserDetailView.inflate(context, parent, false); |
| v.createAndSetAdapter(UserSwitcherController.this); |
| } else { |
| v = (UserDetailView) convertView; |
| } |
| v.refreshAdapter(); |
| return v; |
| } |
| |
| @Override |
| public Intent getSettingsIntent() { |
| return USER_SETTINGS_INTENT; |
| } |
| |
| @Override |
| public Boolean getToggleState() { |
| return null; |
| } |
| |
| @Override |
| public void setToggleState(boolean state) { |
| } |
| |
| @Override |
| public int getMetricsCategory() { |
| return MetricsEvent.QS_USERDETAIL; |
| } |
| }; |
| |
| private final KeyguardMonitor.Callback mCallback = new KeyguardMonitor.Callback() { |
| @Override |
| public void onKeyguardChanged() { |
| notifyAdapters(); |
| } |
| }; |
| |
| private final class ExitGuestDialog extends SystemUIDialog implements |
| DialogInterface.OnClickListener { |
| |
| private final int mGuestId; |
| |
| public ExitGuestDialog(Context context, int guestId) { |
| super(context); |
| setTitle(R.string.guest_exit_guest_dialog_title); |
| setMessage(context.getString(R.string.guest_exit_guest_dialog_message)); |
| setButton(DialogInterface.BUTTON_NEGATIVE, |
| context.getString(android.R.string.cancel), this); |
| setButton(DialogInterface.BUTTON_POSITIVE, |
| context.getString(R.string.guest_exit_guest_dialog_remove), this); |
| setCanceledOnTouchOutside(false); |
| mGuestId = guestId; |
| } |
| |
| @Override |
| public void onClick(DialogInterface dialog, int which) { |
| if (which == BUTTON_NEGATIVE) { |
| cancel(); |
| } else { |
| dismiss(); |
| exitGuest(mGuestId); |
| } |
| } |
| } |
| |
| private final class AddUserDialog extends SystemUIDialog implements |
| DialogInterface.OnClickListener { |
| |
| public AddUserDialog(Context context) { |
| super(context); |
| setTitle(R.string.user_add_user_title); |
| setMessage(context.getString(R.string.user_add_user_message_short)); |
| setButton(DialogInterface.BUTTON_NEGATIVE, |
| context.getString(android.R.string.cancel), this); |
| setButton(DialogInterface.BUTTON_POSITIVE, |
| context.getString(android.R.string.ok), this); |
| } |
| |
| @Override |
| public void onClick(DialogInterface dialog, int which) { |
| if (which == BUTTON_NEGATIVE) { |
| cancel(); |
| } else { |
| dismiss(); |
| if (ActivityManager.isUserAMonkey()) { |
| return; |
| } |
| UserInfo user = mUserManager.createUser( |
| mContext.getString(R.string.user_new_user_name), 0 /* flags */); |
| if (user == null) { |
| // Couldn't create user, most likely because there are too many, but we haven't |
| // been able to reload the list yet. |
| return; |
| } |
| int id = user.id; |
| Bitmap icon = UserIcons.convertToBitmap(UserIcons.getDefaultUserIcon( |
| id, /* light= */ false)); |
| mUserManager.setUserIcon(id, icon); |
| switchToUserId(id); |
| } |
| } |
| } |
| } |
