| /* |
| * Copyright (C) 2007 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.server; |
| |
| import com.android.internal.statusbar.StatusBarNotification; |
| import com.android.server.StatusBarManagerService; |
| |
| import android.app.ActivityManagerNative; |
| import android.app.IActivityManager; |
| import android.app.INotificationManager; |
| import android.app.ITransientNotification; |
| import android.app.Notification; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.app.StatusBarManager; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.PackageManager.NameNotFoundException; |
| import android.content.res.Resources; |
| import android.database.ContentObserver; |
| import android.hardware.Usb; |
| import android.media.AudioManager; |
| import android.net.Uri; |
| import android.os.BatteryManager; |
| import android.os.Bundle; |
| import android.os.Binder; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Message; |
| import android.os.Power; |
| import android.os.Process; |
| import android.os.RemoteException; |
| import android.os.SystemProperties; |
| import android.os.Vibrator; |
| import android.provider.Settings; |
| import android.telephony.TelephonyManager; |
| import android.text.TextUtils; |
| import android.util.EventLog; |
| import android.util.Slog; |
| import android.util.Log; |
| import android.view.accessibility.AccessibilityEvent; |
| import android.view.accessibility.AccessibilityManager; |
| import android.widget.Toast; |
| import android.widget.Toast; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| |
| /** {@hide} */ |
| public class NotificationManagerService extends INotificationManager.Stub |
| { |
| private static final String TAG = "NotificationService"; |
| private static final boolean DBG = false; |
| |
| private static final int MAX_PACKAGE_NOTIFICATIONS = 50; |
| |
| // message codes |
| private static final int MESSAGE_TIMEOUT = 2; |
| |
| private static final int LONG_DELAY = 3500; // 3.5 seconds |
| private static final int SHORT_DELAY = 2000; // 2 seconds |
| |
| private static final long[] DEFAULT_VIBRATE_PATTERN = {0, 250, 250, 250}; |
| |
| private static final int DEFAULT_STREAM_TYPE = AudioManager.STREAM_NOTIFICATION; |
| |
| final Context mContext; |
| final IActivityManager mAm; |
| final IBinder mForegroundToken = new Binder(); |
| |
| private WorkerHandler mHandler; |
| private StatusBarManagerService mStatusBar; |
| private LightsService mLightsService; |
| private LightsService.Light mBatteryLight; |
| private LightsService.Light mNotificationLight; |
| private LightsService.Light mAttentionLight; |
| |
| private int mDefaultNotificationColor; |
| private int mDefaultNotificationLedOn; |
| private int mDefaultNotificationLedOff; |
| |
| private NotificationRecord mSoundNotification; |
| private NotificationPlayer mSound; |
| private boolean mSystemReady; |
| private int mDisabledNotifications; |
| |
| private NotificationRecord mVibrateNotification; |
| private Vibrator mVibrator = new Vibrator(); |
| |
| // for enabling and disabling notification pulse behavior |
| private boolean mScreenOn = true; |
| private boolean mInCall = false; |
| private boolean mNotificationPulseEnabled; |
| // This is true if we have received a new notification while the screen is off |
| // (that is, if mLedNotification was set while the screen was off) |
| // This is reset to false when the screen is turned on. |
| private boolean mPendingPulseNotification; |
| |
| // for adb connected notifications |
| private boolean mAdbNotificationShown = false; |
| private Notification mAdbNotification; |
| |
| private final ArrayList<NotificationRecord> mNotificationList = |
| new ArrayList<NotificationRecord>(); |
| |
| private ArrayList<ToastRecord> mToastQueue; |
| |
| private ArrayList<NotificationRecord> mLights = new ArrayList<NotificationRecord>(); |
| |
| private boolean mBatteryCharging; |
| private boolean mBatteryLow; |
| private boolean mBatteryFull; |
| private NotificationRecord mLedNotification; |
| |
| private static int mBatteryLowARGB; |
| private static int mBatteryMediumARGB; |
| private static int mBatteryFullARGB; |
| private static int mBatteryLedOn; |
| private static int mBatteryLedOff; |
| |
| private static String idDebugString(Context baseContext, String packageName, int id) { |
| Context c = null; |
| |
| if (packageName != null) { |
| try { |
| c = baseContext.createPackageContext(packageName, 0); |
| } catch (NameNotFoundException e) { |
| c = baseContext; |
| } |
| } else { |
| c = baseContext; |
| } |
| |
| String pkg; |
| String type; |
| String name; |
| |
| Resources r = c.getResources(); |
| try { |
| return r.getResourceName(id); |
| } catch (Resources.NotFoundException e) { |
| return "<name unknown>"; |
| } |
| } |
| |
| private static final class NotificationRecord |
| { |
| final String pkg; |
| final String tag; |
| final int id; |
| final int uid; |
| final int initialPid; |
| ITransientNotification callback; |
| int duration; |
| final Notification notification; |
| IBinder statusBarKey; |
| |
| NotificationRecord(String pkg, String tag, int id, int uid, int initialPid, |
| Notification notification) |
| { |
| this.pkg = pkg; |
| this.tag = tag; |
| this.id = id; |
| this.uid = uid; |
| this.initialPid = initialPid; |
| this.notification = notification; |
| } |
| |
| void dump(PrintWriter pw, String prefix, Context baseContext) { |
| pw.println(prefix + this); |
| pw.println(prefix + " icon=0x" + Integer.toHexString(notification.icon) |
| + " / " + idDebugString(baseContext, this.pkg, notification.icon)); |
| pw.println(prefix + " contentIntent=" + notification.contentIntent); |
| pw.println(prefix + " deleteIntent=" + notification.deleteIntent); |
| pw.println(prefix + " tickerText=" + notification.tickerText); |
| pw.println(prefix + " contentView=" + notification.contentView); |
| pw.println(prefix + " defaults=0x" + Integer.toHexString(notification.defaults)); |
| pw.println(prefix + " flags=0x" + Integer.toHexString(notification.flags)); |
| pw.println(prefix + " sound=" + notification.sound); |
| pw.println(prefix + " vibrate=" + Arrays.toString(notification.vibrate)); |
| pw.println(prefix + " ledARGB=0x" + Integer.toHexString(notification.ledARGB) |
| + " ledOnMS=" + notification.ledOnMS |
| + " ledOffMS=" + notification.ledOffMS); |
| } |
| |
| @Override |
| public final String toString() |
| { |
| return "NotificationRecord{" |
| + Integer.toHexString(System.identityHashCode(this)) |
| + " pkg=" + pkg |
| + " id=" + Integer.toHexString(id) |
| + " tag=" + tag + "}"; |
| } |
| } |
| |
| private static final class ToastRecord |
| { |
| final int pid; |
| final String pkg; |
| final ITransientNotification callback; |
| int duration; |
| |
| ToastRecord(int pid, String pkg, ITransientNotification callback, int duration) |
| { |
| this.pid = pid; |
| this.pkg = pkg; |
| this.callback = callback; |
| this.duration = duration; |
| } |
| |
| void update(int duration) { |
| this.duration = duration; |
| } |
| |
| void dump(PrintWriter pw, String prefix) { |
| pw.println(prefix + this); |
| } |
| |
| @Override |
| public final String toString() |
| { |
| return "ToastRecord{" |
| + Integer.toHexString(System.identityHashCode(this)) |
| + " pkg=" + pkg |
| + " callback=" + callback |
| + " duration=" + duration; |
| } |
| } |
| |
| private StatusBarManagerService.NotificationCallbacks mNotificationCallbacks |
| = new StatusBarManagerService.NotificationCallbacks() { |
| |
| public void onSetDisabled(int status) { |
| synchronized (mNotificationList) { |
| mDisabledNotifications = status; |
| if ((mDisabledNotifications & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) != 0) { |
| // cancel whatever's going on |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mSound.stop(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| |
| identity = Binder.clearCallingIdentity(); |
| try { |
| mVibrator.cancel(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| } |
| } |
| |
| public void onClearAll() { |
| cancelAll(); |
| } |
| |
| public void onNotificationClick(String pkg, String tag, int id) { |
| cancelNotification(pkg, tag, id, Notification.FLAG_AUTO_CANCEL, |
| Notification.FLAG_FOREGROUND_SERVICE); |
| } |
| |
| public void onNotificationClear(String pkg, String tag, int id) { |
| cancelNotification(pkg, tag, id, 0, 0); // maybe add some flags? |
| } |
| |
| public void onPanelRevealed() { |
| synchronized (mNotificationList) { |
| // sound |
| mSoundNotification = null; |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mSound.stop(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| |
| // vibrate |
| mVibrateNotification = null; |
| identity = Binder.clearCallingIdentity(); |
| try { |
| mVibrator.cancel(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| |
| // light |
| mLights.clear(); |
| mLedNotification = null; |
| updateLightsLocked(); |
| } |
| } |
| |
| public void onNotificationError(String pkg, String tag, int id, |
| int uid, int initialPid, String message) { |
| Slog.d(TAG, "onNotification error pkg=" + pkg + " tag=" + tag + " id=" + id |
| + "; will crashApplication(uid=" + uid + ", pid=" + initialPid + ")"); |
| cancelNotification(pkg, tag, id, 0, 0); |
| long ident = Binder.clearCallingIdentity(); |
| try { |
| ActivityManagerNative.getDefault().crashApplication(uid, initialPid, pkg, |
| "Bad notification posted from package " + pkg |
| + ": " + message); |
| } catch (RemoteException e) { |
| } |
| Binder.restoreCallingIdentity(ident); |
| } |
| }; |
| |
| private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| |
| boolean queryRestart = false; |
| |
| if (action.equals(Intent.ACTION_BATTERY_CHANGED)) { |
| boolean batteryCharging = (intent.getIntExtra("plugged", 0) != 0); |
| int level = intent.getIntExtra("level", -1); |
| boolean batteryLow = (level >= 0 && level <= Power.LOW_BATTERY_THRESHOLD); |
| int status = intent.getIntExtra("status", BatteryManager.BATTERY_STATUS_UNKNOWN); |
| boolean batteryFull = (status == BatteryManager.BATTERY_STATUS_FULL || level >= 90); |
| |
| if (batteryCharging != mBatteryCharging || |
| batteryLow != mBatteryLow || |
| batteryFull != mBatteryFull) { |
| mBatteryCharging = batteryCharging; |
| mBatteryLow = batteryLow; |
| mBatteryFull = batteryFull; |
| updateLights(); |
| } |
| } else if (action.equals(Usb.ACTION_USB_STATE)) { |
| Bundle extras = intent.getExtras(); |
| boolean usbConnected = extras.getBoolean(Usb.USB_CONNECTED); |
| boolean adbEnabled = (Usb.USB_FUNCTION_ENABLED.equals( |
| extras.getString(Usb.USB_FUNCTION_ADB))); |
| updateAdbNotification(usbConnected && adbEnabled); |
| } else if (action.equals(Usb.ACTION_USB_DISCONNECTED)) { |
| updateAdbNotification(false); |
| } else if (action.equals(Intent.ACTION_PACKAGE_REMOVED) |
| || action.equals(Intent.ACTION_PACKAGE_RESTARTED) |
| || (queryRestart=action.equals(Intent.ACTION_QUERY_PACKAGE_RESTART)) |
| || action.equals(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE)) { |
| String pkgList[] = null; |
| if (action.equals(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE)) { |
| pkgList = intent.getStringArrayExtra(Intent.EXTRA_CHANGED_PACKAGE_LIST); |
| } else if (queryRestart) { |
| pkgList = intent.getStringArrayExtra(Intent.EXTRA_PACKAGES); |
| } else { |
| Uri uri = intent.getData(); |
| if (uri == null) { |
| return; |
| } |
| String pkgName = uri.getSchemeSpecificPart(); |
| if (pkgName == null) { |
| return; |
| } |
| pkgList = new String[]{pkgName}; |
| } |
| if (pkgList != null && (pkgList.length > 0)) { |
| for (String pkgName : pkgList) { |
| cancelAllNotificationsInt(pkgName, 0, 0, !queryRestart); |
| } |
| } |
| } else if (action.equals(Intent.ACTION_SCREEN_ON)) { |
| mScreenOn = true; |
| updateNotificationPulse(); |
| } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { |
| mScreenOn = false; |
| updateNotificationPulse(); |
| } else if (action.equals(TelephonyManager.ACTION_PHONE_STATE_CHANGED)) { |
| mInCall = (intent.getStringExtra(TelephonyManager.EXTRA_STATE).equals(TelephonyManager.EXTRA_STATE_OFFHOOK)); |
| updateNotificationPulse(); |
| } |
| } |
| }; |
| |
| class SettingsObserver extends ContentObserver { |
| SettingsObserver(Handler handler) { |
| super(handler); |
| } |
| |
| void observe() { |
| ContentResolver resolver = mContext.getContentResolver(); |
| resolver.registerContentObserver(Settings.System.getUriFor( |
| Settings.System.NOTIFICATION_LIGHT_PULSE), false, this); |
| update(); |
| } |
| |
| @Override public void onChange(boolean selfChange) { |
| update(); |
| } |
| |
| public void update() { |
| ContentResolver resolver = mContext.getContentResolver(); |
| boolean pulseEnabled = Settings.System.getInt(resolver, |
| Settings.System.NOTIFICATION_LIGHT_PULSE, 0) != 0; |
| if (mNotificationPulseEnabled != pulseEnabled) { |
| mNotificationPulseEnabled = pulseEnabled; |
| updateNotificationPulse(); |
| } |
| } |
| } |
| |
| NotificationManagerService(Context context, StatusBarManagerService statusBar, |
| LightsService lights) |
| { |
| super(); |
| mContext = context; |
| mLightsService = lights; |
| mAm = ActivityManagerNative.getDefault(); |
| mSound = new NotificationPlayer(TAG); |
| mSound.setUsesWakeLock(context); |
| mToastQueue = new ArrayList<ToastRecord>(); |
| mHandler = new WorkerHandler(); |
| |
| mStatusBar = statusBar; |
| statusBar.setNotificationCallbacks(mNotificationCallbacks); |
| |
| mBatteryLight = lights.getLight(LightsService.LIGHT_ID_BATTERY); |
| mNotificationLight = lights.getLight(LightsService.LIGHT_ID_NOTIFICATIONS); |
| mAttentionLight = lights.getLight(LightsService.LIGHT_ID_ATTENTION); |
| |
| Resources resources = mContext.getResources(); |
| mDefaultNotificationColor = resources.getColor( |
| com.android.internal.R.color.config_defaultNotificationColor); |
| mDefaultNotificationLedOn = resources.getInteger( |
| com.android.internal.R.integer.config_defaultNotificationLedOn); |
| mDefaultNotificationLedOff = resources.getInteger( |
| com.android.internal.R.integer.config_defaultNotificationLedOff); |
| |
| mBatteryLowARGB = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_notificationsBatteryLowARGB); |
| mBatteryMediumARGB = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_notificationsBatteryMediumARGB); |
| mBatteryFullARGB = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_notificationsBatteryFullARGB); |
| mBatteryLedOn = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_notificationsBatteryLedOn); |
| mBatteryLedOff = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_notificationsBatteryLedOff); |
| |
| // Don't start allowing notifications until the setup wizard has run once. |
| // After that, including subsequent boots, init with notifications turned on. |
| // This works on the first boot because the setup wizard will toggle this |
| // flag at least once and we'll go back to 0 after that. |
| if (0 == Settings.Secure.getInt(mContext.getContentResolver(), |
| Settings.Secure.DEVICE_PROVISIONED, 0)) { |
| mDisabledNotifications = StatusBarManager.DISABLE_NOTIFICATION_ALERTS; |
| } |
| |
| // register for battery changed notifications |
| IntentFilter filter = new IntentFilter(); |
| filter.addAction(Intent.ACTION_BATTERY_CHANGED); |
| filter.addAction(Usb.ACTION_USB_STATE); |
| filter.addAction(Intent.ACTION_SCREEN_ON); |
| filter.addAction(Intent.ACTION_SCREEN_OFF); |
| filter.addAction(TelephonyManager.ACTION_PHONE_STATE_CHANGED); |
| mContext.registerReceiver(mIntentReceiver, filter); |
| IntentFilter pkgFilter = new IntentFilter(); |
| pkgFilter.addAction(Intent.ACTION_PACKAGE_REMOVED); |
| pkgFilter.addAction(Intent.ACTION_PACKAGE_RESTARTED); |
| pkgFilter.addAction(Intent.ACTION_QUERY_PACKAGE_RESTART); |
| pkgFilter.addDataScheme("package"); |
| mContext.registerReceiver(mIntentReceiver, pkgFilter); |
| IntentFilter sdFilter = new IntentFilter(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE); |
| mContext.registerReceiver(mIntentReceiver, sdFilter); |
| |
| SettingsObserver observer = new SettingsObserver(mHandler); |
| observer.observe(); |
| } |
| |
| void systemReady() { |
| // no beeping until we're basically done booting |
| mSystemReady = true; |
| } |
| |
| // Toasts |
| // ============================================================================ |
| public void enqueueToast(String pkg, ITransientNotification callback, int duration) |
| { |
| if (DBG) Slog.i(TAG, "enqueueToast pkg=" + pkg + " callback=" + callback + " duration=" + duration); |
| |
| if (pkg == null || callback == null) { |
| Slog.e(TAG, "Not doing toast. pkg=" + pkg + " callback=" + callback); |
| return ; |
| } |
| |
| synchronized (mToastQueue) { |
| int callingPid = Binder.getCallingPid(); |
| long callingId = Binder.clearCallingIdentity(); |
| try { |
| ToastRecord record; |
| int index = indexOfToastLocked(pkg, callback); |
| // If it's already in the queue, we update it in place, we don't |
| // move it to the end of the queue. |
| if (index >= 0) { |
| record = mToastQueue.get(index); |
| record.update(duration); |
| } else { |
| record = new ToastRecord(callingPid, pkg, callback, duration); |
| mToastQueue.add(record); |
| index = mToastQueue.size() - 1; |
| keepProcessAliveLocked(callingPid); |
| } |
| // If it's at index 0, it's the current toast. It doesn't matter if it's |
| // new or just been updated. Call back and tell it to show itself. |
| // If the callback fails, this will remove it from the list, so don't |
| // assume that it's valid after this. |
| if (index == 0) { |
| showNextToastLocked(); |
| } |
| } finally { |
| Binder.restoreCallingIdentity(callingId); |
| } |
| } |
| } |
| |
| public void cancelToast(String pkg, ITransientNotification callback) { |
| Slog.i(TAG, "cancelToast pkg=" + pkg + " callback=" + callback); |
| |
| if (pkg == null || callback == null) { |
| Slog.e(TAG, "Not cancelling notification. pkg=" + pkg + " callback=" + callback); |
| return ; |
| } |
| |
| synchronized (mToastQueue) { |
| long callingId = Binder.clearCallingIdentity(); |
| try { |
| int index = indexOfToastLocked(pkg, callback); |
| if (index >= 0) { |
| cancelToastLocked(index); |
| } else { |
| Slog.w(TAG, "Toast already cancelled. pkg=" + pkg + " callback=" + callback); |
| } |
| } finally { |
| Binder.restoreCallingIdentity(callingId); |
| } |
| } |
| } |
| |
| private void showNextToastLocked() { |
| ToastRecord record = mToastQueue.get(0); |
| while (record != null) { |
| if (DBG) Slog.d(TAG, "Show pkg=" + record.pkg + " callback=" + record.callback); |
| try { |
| record.callback.show(); |
| scheduleTimeoutLocked(record, false); |
| return; |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Object died trying to show notification " + record.callback |
| + " in package " + record.pkg); |
| // remove it from the list and let the process die |
| int index = mToastQueue.indexOf(record); |
| if (index >= 0) { |
| mToastQueue.remove(index); |
| } |
| keepProcessAliveLocked(record.pid); |
| if (mToastQueue.size() > 0) { |
| record = mToastQueue.get(0); |
| } else { |
| record = null; |
| } |
| } |
| } |
| } |
| |
| private void cancelToastLocked(int index) { |
| ToastRecord record = mToastQueue.get(index); |
| try { |
| record.callback.hide(); |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Object died trying to hide notification " + record.callback |
| + " in package " + record.pkg); |
| // don't worry about this, we're about to remove it from |
| // the list anyway |
| } |
| mToastQueue.remove(index); |
| keepProcessAliveLocked(record.pid); |
| if (mToastQueue.size() > 0) { |
| // Show the next one. If the callback fails, this will remove |
| // it from the list, so don't assume that the list hasn't changed |
| // after this point. |
| showNextToastLocked(); |
| } |
| } |
| |
| private void scheduleTimeoutLocked(ToastRecord r, boolean immediate) |
| { |
| Message m = Message.obtain(mHandler, MESSAGE_TIMEOUT, r); |
| long delay = immediate ? 0 : (r.duration == Toast.LENGTH_LONG ? LONG_DELAY : SHORT_DELAY); |
| mHandler.removeCallbacksAndMessages(r); |
| mHandler.sendMessageDelayed(m, delay); |
| } |
| |
| private void handleTimeout(ToastRecord record) |
| { |
| if (DBG) Slog.d(TAG, "Timeout pkg=" + record.pkg + " callback=" + record.callback); |
| synchronized (mToastQueue) { |
| int index = indexOfToastLocked(record.pkg, record.callback); |
| if (index >= 0) { |
| cancelToastLocked(index); |
| } |
| } |
| } |
| |
| // lock on mToastQueue |
| private int indexOfToastLocked(String pkg, ITransientNotification callback) |
| { |
| IBinder cbak = callback.asBinder(); |
| ArrayList<ToastRecord> list = mToastQueue; |
| int len = list.size(); |
| for (int i=0; i<len; i++) { |
| ToastRecord r = list.get(i); |
| if (r.pkg.equals(pkg) && r.callback.asBinder() == cbak) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| // lock on mToastQueue |
| private void keepProcessAliveLocked(int pid) |
| { |
| int toastCount = 0; // toasts from this pid |
| ArrayList<ToastRecord> list = mToastQueue; |
| int N = list.size(); |
| for (int i=0; i<N; i++) { |
| ToastRecord r = list.get(i); |
| if (r.pid == pid) { |
| toastCount++; |
| } |
| } |
| try { |
| mAm.setProcessForeground(mForegroundToken, pid, toastCount > 0); |
| } catch (RemoteException e) { |
| // Shouldn't happen. |
| } |
| } |
| |
| private final class WorkerHandler extends Handler |
| { |
| @Override |
| public void handleMessage(Message msg) |
| { |
| switch (msg.what) |
| { |
| case MESSAGE_TIMEOUT: |
| handleTimeout((ToastRecord)msg.obj); |
| break; |
| } |
| } |
| } |
| |
| |
| // Notifications |
| // ============================================================================ |
| public void enqueueNotification(String pkg, int id, Notification notification, int[] idOut) |
| { |
| enqueueNotificationWithTag(pkg, null /* tag */, id, notification, idOut); |
| } |
| |
| public void enqueueNotificationWithTag(String pkg, String tag, int id, Notification notification, |
| int[] idOut) |
| { |
| enqueueNotificationInternal(pkg, Binder.getCallingUid(), Binder.getCallingPid(), |
| tag, id, notification, idOut); |
| } |
| |
| // Not exposed via Binder; for system use only (otherwise malicious apps could spoof the |
| // uid/pid of another application) |
| public void enqueueNotificationInternal(String pkg, int callingUid, int callingPid, |
| String tag, int id, Notification notification, int[] idOut) |
| { |
| Slog.d(TAG, "enqueueNotificationWithTag: calling uid=" + callingUid |
| + ", pid=" + callingPid); |
| |
| checkIncomingCall(pkg); |
| |
| // Limit the number of notifications that any given package except the android |
| // package can enqueue. Prevents DOS attacks and deals with leaks. |
| if (!"android".equals(pkg)) { |
| synchronized (mNotificationList) { |
| int count = 0; |
| final int N = mNotificationList.size(); |
| for (int i=0; i<N; i++) { |
| final NotificationRecord r = mNotificationList.get(i); |
| if (r.pkg.equals(pkg)) { |
| count++; |
| if (count >= MAX_PACKAGE_NOTIFICATIONS) { |
| Slog.e(TAG, "Package has already posted " + count |
| + " notifications. Not showing more. package=" + pkg); |
| return; |
| } |
| } |
| } |
| } |
| } |
| |
| // This conditional is a dirty hack to limit the logging done on |
| // behalf of the download manager without affecting other apps. |
| if (!pkg.equals("com.android.providers.downloads") |
| || Log.isLoggable("DownloadManager", Log.VERBOSE)) { |
| EventLog.writeEvent(EventLogTags.NOTIFICATION_ENQUEUE, pkg, id, notification.toString()); |
| } |
| |
| if (pkg == null || notification == null) { |
| throw new IllegalArgumentException("null not allowed: pkg=" + pkg |
| + " id=" + id + " notification=" + notification); |
| } |
| if (notification.icon != 0) { |
| if (notification.contentView == null) { |
| throw new IllegalArgumentException("contentView required: pkg=" + pkg |
| + " id=" + id + " notification=" + notification); |
| } |
| } |
| |
| synchronized (mNotificationList) { |
| NotificationRecord r = new NotificationRecord(pkg, tag, id, |
| callingUid, callingPid, notification); |
| NotificationRecord old = null; |
| |
| int index = indexOfNotificationLocked(pkg, tag, id); |
| if (index < 0) { |
| mNotificationList.add(r); |
| } else { |
| old = mNotificationList.remove(index); |
| mNotificationList.add(index, r); |
| // Make sure we don't lose the foreground service state. |
| if (old != null) { |
| notification.flags |= |
| old.notification.flags&Notification.FLAG_FOREGROUND_SERVICE; |
| } |
| } |
| |
| // Ensure if this is a foreground service that the proper additional |
| // flags are set. |
| if ((notification.flags&Notification.FLAG_FOREGROUND_SERVICE) != 0) { |
| notification.flags |= Notification.FLAG_ONGOING_EVENT |
| | Notification.FLAG_NO_CLEAR; |
| } |
| |
| if (notification.icon != 0) { |
| StatusBarNotification n = new StatusBarNotification(pkg, id, tag, |
| r.uid, r.initialPid, notification); |
| if (old != null && old.statusBarKey != null) { |
| r.statusBarKey = old.statusBarKey; |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mStatusBar.updateNotification(r.statusBarKey, n); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } else { |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| r.statusBarKey = mStatusBar.addNotification(n); |
| mAttentionLight.pulse(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| sendAccessibilityEvent(notification, pkg); |
| } else { |
| if (old != null && old.statusBarKey != null) { |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mStatusBar.removeNotification(old.statusBarKey); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| } |
| |
| // If we're not supposed to beep, vibrate, etc. then don't. |
| if (((mDisabledNotifications & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) == 0) |
| && (!(old != null |
| && (notification.flags & Notification.FLAG_ONLY_ALERT_ONCE) != 0 )) |
| && mSystemReady) { |
| |
| final AudioManager audioManager = (AudioManager) mContext |
| .getSystemService(Context.AUDIO_SERVICE); |
| // sound |
| final boolean useDefaultSound = |
| (notification.defaults & Notification.DEFAULT_SOUND) != 0; |
| if (useDefaultSound || notification.sound != null) { |
| Uri uri; |
| if (useDefaultSound) { |
| uri = Settings.System.DEFAULT_NOTIFICATION_URI; |
| } else { |
| uri = notification.sound; |
| } |
| boolean looping = (notification.flags & Notification.FLAG_INSISTENT) != 0; |
| int audioStreamType; |
| if (notification.audioStreamType >= 0) { |
| audioStreamType = notification.audioStreamType; |
| } else { |
| audioStreamType = DEFAULT_STREAM_TYPE; |
| } |
| mSoundNotification = r; |
| // do not play notifications if stream volume is 0 |
| // (typically because ringer mode is silent). |
| if (audioManager.getStreamVolume(audioStreamType) != 0) { |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mSound.play(mContext, uri, looping, audioStreamType); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| } |
| |
| // vibrate |
| final boolean useDefaultVibrate = |
| (notification.defaults & Notification.DEFAULT_VIBRATE) != 0; |
| if ((useDefaultVibrate || notification.vibrate != null) |
| && audioManager.shouldVibrate(AudioManager.VIBRATE_TYPE_NOTIFICATION)) { |
| mVibrateNotification = r; |
| |
| mVibrator.vibrate(useDefaultVibrate ? DEFAULT_VIBRATE_PATTERN |
| : notification.vibrate, |
| ((notification.flags & Notification.FLAG_INSISTENT) != 0) ? 0: -1); |
| } |
| } |
| |
| // this option doesn't shut off the lights |
| |
| // light |
| // the most recent thing gets the light |
| mLights.remove(old); |
| if (mLedNotification == old) { |
| mLedNotification = null; |
| } |
| //Slog.i(TAG, "notification.lights=" |
| // + ((old.notification.lights.flags & Notification.FLAG_SHOW_LIGHTS) != 0)); |
| if ((notification.flags & Notification.FLAG_SHOW_LIGHTS) != 0) { |
| mLights.add(r); |
| updateLightsLocked(); |
| } else { |
| if (old != null |
| && ((old.notification.flags & Notification.FLAG_SHOW_LIGHTS) != 0)) { |
| updateLightsLocked(); |
| } |
| } |
| } |
| |
| idOut[0] = id; |
| } |
| |
| private void sendAccessibilityEvent(Notification notification, CharSequence packageName) { |
| AccessibilityManager manager = AccessibilityManager.getInstance(mContext); |
| if (!manager.isEnabled()) { |
| return; |
| } |
| |
| AccessibilityEvent event = |
| AccessibilityEvent.obtain(AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED); |
| event.setPackageName(packageName); |
| event.setClassName(Notification.class.getName()); |
| event.setParcelableData(notification); |
| CharSequence tickerText = notification.tickerText; |
| if (!TextUtils.isEmpty(tickerText)) { |
| event.getText().add(tickerText); |
| } |
| |
| manager.sendAccessibilityEvent(event); |
| } |
| |
| private void cancelNotificationLocked(NotificationRecord r) { |
| // status bar |
| if (r.notification.icon != 0) { |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mStatusBar.removeNotification(r.statusBarKey); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| r.statusBarKey = null; |
| } |
| |
| // sound |
| if (mSoundNotification == r) { |
| mSoundNotification = null; |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mSound.stop(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| |
| // vibrate |
| if (mVibrateNotification == r) { |
| mVibrateNotification = null; |
| long identity = Binder.clearCallingIdentity(); |
| try { |
| mVibrator.cancel(); |
| } |
| finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| |
| // light |
| mLights.remove(r); |
| if (mLedNotification == r) { |
| mLedNotification = null; |
| } |
| } |
| |
| /** |
| * Cancels a notification ONLY if it has all of the {@code mustHaveFlags} |
| * and none of the {@code mustNotHaveFlags}. |
| */ |
| private void cancelNotification(String pkg, String tag, int id, int mustHaveFlags, |
| int mustNotHaveFlags) { |
| EventLog.writeEvent(EventLogTags.NOTIFICATION_CANCEL, pkg, id, mustHaveFlags); |
| |
| synchronized (mNotificationList) { |
| int index = indexOfNotificationLocked(pkg, tag, id); |
| if (index >= 0) { |
| NotificationRecord r = mNotificationList.get(index); |
| |
| if ((r.notification.flags & mustHaveFlags) != mustHaveFlags) { |
| return; |
| } |
| if ((r.notification.flags & mustNotHaveFlags) != 0) { |
| return; |
| } |
| |
| mNotificationList.remove(index); |
| |
| cancelNotificationLocked(r); |
| updateLightsLocked(); |
| } |
| } |
| } |
| |
| /** |
| * Cancels all notifications from a given package that have all of the |
| * {@code mustHaveFlags}. |
| */ |
| boolean cancelAllNotificationsInt(String pkg, int mustHaveFlags, |
| int mustNotHaveFlags, boolean doit) { |
| EventLog.writeEvent(EventLogTags.NOTIFICATION_CANCEL_ALL, pkg, mustHaveFlags); |
| |
| synchronized (mNotificationList) { |
| final int N = mNotificationList.size(); |
| boolean canceledSomething = false; |
| for (int i = N-1; i >= 0; --i) { |
| NotificationRecord r = mNotificationList.get(i); |
| if ((r.notification.flags & mustHaveFlags) != mustHaveFlags) { |
| continue; |
| } |
| if ((r.notification.flags & mustNotHaveFlags) != 0) { |
| continue; |
| } |
| if (!r.pkg.equals(pkg)) { |
| continue; |
| } |
| canceledSomething = true; |
| if (!doit) { |
| return true; |
| } |
| mNotificationList.remove(i); |
| cancelNotificationLocked(r); |
| } |
| if (canceledSomething) { |
| updateLightsLocked(); |
| } |
| return canceledSomething; |
| } |
| } |
| |
| |
| public void cancelNotification(String pkg, int id) { |
| cancelNotificationWithTag(pkg, null /* tag */, id); |
| } |
| |
| public void cancelNotificationWithTag(String pkg, String tag, int id) { |
| checkIncomingCall(pkg); |
| // Don't allow client applications to cancel foreground service notis. |
| cancelNotification(pkg, tag, id, 0, |
| Binder.getCallingUid() == Process.SYSTEM_UID |
| ? 0 : Notification.FLAG_FOREGROUND_SERVICE); |
| } |
| |
| public void cancelAllNotifications(String pkg) { |
| checkIncomingCall(pkg); |
| |
| // Calling from user space, don't allow the canceling of actively |
| // running foreground services. |
| cancelAllNotificationsInt(pkg, 0, Notification.FLAG_FOREGROUND_SERVICE, true); |
| } |
| |
| void checkIncomingCall(String pkg) { |
| int uid = Binder.getCallingUid(); |
| if (uid == Process.SYSTEM_UID || uid == 0) { |
| return; |
| } |
| try { |
| ApplicationInfo ai = mContext.getPackageManager().getApplicationInfo( |
| pkg, 0); |
| if (ai.uid != uid) { |
| throw new SecurityException("Calling uid " + uid + " gave package" |
| + pkg + " which is owned by uid " + ai.uid); |
| } |
| } catch (PackageManager.NameNotFoundException e) { |
| throw new SecurityException("Unknown package " + pkg); |
| } |
| } |
| |
| void cancelAll() { |
| synchronized (mNotificationList) { |
| final int N = mNotificationList.size(); |
| for (int i=N-1; i>=0; i--) { |
| NotificationRecord r = mNotificationList.get(i); |
| |
| if ((r.notification.flags & (Notification.FLAG_ONGOING_EVENT |
| | Notification.FLAG_NO_CLEAR)) == 0) { |
| if (r.notification.deleteIntent != null) { |
| try { |
| r.notification.deleteIntent.send(); |
| } catch (PendingIntent.CanceledException ex) { |
| // do nothing - there's no relevant way to recover, and |
| // no reason to let this propagate |
| Slog.w(TAG, "canceled PendingIntent for " + r.pkg, ex); |
| } |
| } |
| mNotificationList.remove(i); |
| cancelNotificationLocked(r); |
| } |
| } |
| |
| updateLightsLocked(); |
| } |
| } |
| |
| private void updateLights() { |
| synchronized (mNotificationList) { |
| updateLightsLocked(); |
| } |
| } |
| |
| // lock on mNotificationList |
| private void updateLightsLocked() |
| { |
| // Battery low always shows, other states only show if charging. |
| if (mBatteryLow) { |
| if (mBatteryCharging) { |
| mBatteryLight.setColor(mBatteryLowARGB); |
| } else { |
| // Flash when battery is low and not charging |
| mBatteryLight.setFlashing(mBatteryLowARGB, LightsService.LIGHT_FLASH_TIMED, |
| mBatteryLedOn, mBatteryLedOff); |
| } |
| } else if (mBatteryCharging) { |
| if (mBatteryFull) { |
| mBatteryLight.setColor(mBatteryFullARGB); |
| } else { |
| mBatteryLight.setColor(mBatteryMediumARGB); |
| } |
| } else { |
| mBatteryLight.turnOff(); |
| } |
| |
| // clear pending pulse notification if screen is on |
| if (mScreenOn || mLedNotification == null) { |
| mPendingPulseNotification = false; |
| } |
| |
| // handle notification lights |
| if (mLedNotification == null) { |
| // get next notification, if any |
| int n = mLights.size(); |
| if (n > 0) { |
| mLedNotification = mLights.get(n-1); |
| } |
| if (mLedNotification != null && !mScreenOn) { |
| mPendingPulseNotification = true; |
| } |
| } |
| |
| // we only flash if screen is off and persistent pulsing is enabled |
| // and we are not currently in a call |
| if (!mPendingPulseNotification || mScreenOn || mInCall) { |
| mNotificationLight.turnOff(); |
| } else { |
| int ledARGB = mLedNotification.notification.ledARGB; |
| int ledOnMS = mLedNotification.notification.ledOnMS; |
| int ledOffMS = mLedNotification.notification.ledOffMS; |
| if ((mLedNotification.notification.defaults & Notification.DEFAULT_LIGHTS) != 0) { |
| ledARGB = mDefaultNotificationColor; |
| ledOnMS = mDefaultNotificationLedOn; |
| ledOffMS = mDefaultNotificationLedOff; |
| } |
| if (mNotificationPulseEnabled) { |
| // pulse repeatedly |
| mNotificationLight.setFlashing(ledARGB, LightsService.LIGHT_FLASH_TIMED, |
| ledOnMS, ledOffMS); |
| } else { |
| // pulse only once |
| mNotificationLight.pulse(ledARGB, ledOnMS); |
| } |
| } |
| } |
| |
| // lock on mNotificationList |
| private int indexOfNotificationLocked(String pkg, String tag, int id) |
| { |
| ArrayList<NotificationRecord> list = mNotificationList; |
| final int len = list.size(); |
| for (int i=0; i<len; i++) { |
| NotificationRecord r = list.get(i); |
| if (tag == null) { |
| if (r.tag != null) { |
| continue; |
| } |
| } else { |
| if (!tag.equals(r.tag)) { |
| continue; |
| } |
| } |
| if (r.id == id && r.pkg.equals(pkg)) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| |
| // This is here instead of StatusBarPolicy because it is an important |
| // security feature that we don't want people customizing the platform |
| // to accidentally lose. |
| private void updateAdbNotification(boolean adbEnabled) { |
| if (adbEnabled) { |
| if ("0".equals(SystemProperties.get("persist.adb.notify"))) { |
| return; |
| } |
| if (!mAdbNotificationShown) { |
| NotificationManager notificationManager = (NotificationManager) mContext |
| .getSystemService(Context.NOTIFICATION_SERVICE); |
| if (notificationManager != null) { |
| Resources r = mContext.getResources(); |
| CharSequence title = r.getText( |
| com.android.internal.R.string.adb_active_notification_title); |
| CharSequence message = r.getText( |
| com.android.internal.R.string.adb_active_notification_message); |
| |
| if (mAdbNotification == null) { |
| mAdbNotification = new Notification(); |
| mAdbNotification.icon = com.android.internal.R.drawable.stat_sys_adb; |
| mAdbNotification.when = 0; |
| mAdbNotification.flags = Notification.FLAG_ONGOING_EVENT; |
| mAdbNotification.tickerText = title; |
| mAdbNotification.defaults = 0; // please be quiet |
| mAdbNotification.sound = null; |
| mAdbNotification.vibrate = null; |
| } |
| |
| Intent intent = new Intent( |
| Settings.ACTION_APPLICATION_DEVELOPMENT_SETTINGS); |
| intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | |
| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); |
| // Note: we are hard-coding the component because this is |
| // an important security UI that we don't want anyone |
| // intercepting. |
| intent.setComponent(new ComponentName("com.android.settings", |
| "com.android.settings.DevelopmentSettings")); |
| PendingIntent pi = PendingIntent.getActivity(mContext, 0, |
| intent, 0); |
| |
| mAdbNotification.setLatestEventInfo(mContext, title, message, pi); |
| |
| mAdbNotificationShown = true; |
| notificationManager.notify( |
| com.android.internal.R.string.adb_active_notification_title, |
| mAdbNotification); |
| } |
| } |
| |
| } else if (mAdbNotificationShown) { |
| NotificationManager notificationManager = (NotificationManager) mContext |
| .getSystemService(Context.NOTIFICATION_SERVICE); |
| if (notificationManager != null) { |
| mAdbNotificationShown = false; |
| notificationManager.cancel( |
| com.android.internal.R.string.adb_active_notification_title); |
| } |
| } |
| } |
| |
| private void updateNotificationPulse() { |
| synchronized (mNotificationList) { |
| updateLightsLocked(); |
| } |
| } |
| |
| // ====================================================================== |
| @Override |
| protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) |
| != PackageManager.PERMISSION_GRANTED) { |
| pw.println("Permission Denial: can't dump NotificationManager from from pid=" |
| + Binder.getCallingPid() |
| + ", uid=" + Binder.getCallingUid()); |
| return; |
| } |
| |
| pw.println("Current Notification Manager state:"); |
| |
| int N; |
| |
| synchronized (mToastQueue) { |
| N = mToastQueue.size(); |
| if (N > 0) { |
| pw.println(" Toast Queue:"); |
| for (int i=0; i<N; i++) { |
| mToastQueue.get(i).dump(pw, " "); |
| } |
| pw.println(" "); |
| } |
| |
| } |
| |
| synchronized (mNotificationList) { |
| N = mNotificationList.size(); |
| if (N > 0) { |
| pw.println(" Notification List:"); |
| for (int i=0; i<N; i++) { |
| mNotificationList.get(i).dump(pw, " ", mContext); |
| } |
| pw.println(" "); |
| } |
| |
| N = mLights.size(); |
| if (N > 0) { |
| pw.println(" Lights List:"); |
| for (int i=0; i<N; i++) { |
| mLights.get(i).dump(pw, " ", mContext); |
| } |
| pw.println(" "); |
| } |
| |
| pw.println(" mSoundNotification=" + mSoundNotification); |
| pw.println(" mSound=" + mSound); |
| pw.println(" mVibrateNotification=" + mVibrateNotification); |
| pw.println(" mDisabledNotifications=0x" + Integer.toHexString(mDisabledNotifications)); |
| pw.println(" mSystemReady=" + mSystemReady); |
| } |
| } |
| } |