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Commit 09a247e9 authored by Daniel Sandler's avatar Daniel Sandler
Browse files

New INotificationListener interface. 

Use with INotificationManager.registerListener(). Limited to
system only right now.

Change-Id: I65b6a8778267022cdc5e58eb75ae607a54b1cc52
parent 5acb33af

Android.mk

+1 −0
Original line number Diff line number Diff line
@@ -69,6 +69,7 @@ LOCAL_SRC_FILES += \ 
	core/java/android/app/IAlarmManager.aidl \

	core/java/android/app/IBackupAgent.aidl \

	core/java/android/app/IInstrumentationWatcher.aidl \

	core/java/android/app/INotificationListener.aidl \

	core/java/android/app/INotificationManager.aidl \

	core/java/android/app/IProcessObserver.aidl \

	core/java/android/app/ISearchManager.aidl \

core/java/android/app/INotificationListener.aidl

0 → 100644
+26 −0
Original line number Diff line number Diff line 
/**

 * Copyright (c) 2013, 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 android.app;



import com.android.internal.statusbar.StatusBarNotification;



/** @hide */

oneway interface INotificationListener

{

    void onNotificationPosted(in StatusBarNotification notification);

    void onNotificationRemoved(in StatusBarNotification notification);

}
 
 No newline at end of file

core/java/android/app/INotificationManager.aidl

+4 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 


package android.app;



import android.app.INotificationListener;

import android.app.ITransientNotification;

import android.app.Notification;

import android.content.Intent;
@@ -39,5 +40,8 @@ interface INotificationManager 


    StatusBarNotification[] getActiveNotifications(String callingPkg);

    StatusBarNotification[] getHistoricalNotifications(String callingPkg, int count);



    void registerListener(in INotificationListener listener, int userid);

    void unregisterListener(in INotificationListener listener, int userid);

}

core/java/com/android/internal/statusbar/INotificationListener.java

0 → 100644
+0 −0

Empty file added.

services/java/com/android/server/NotificationManagerService.java

+91 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ import android.app.AppGlobals; 
import android.app.AppOpsManager;

import android.app.IActivityManager;

import android.app.INotificationManager;

import android.app.INotificationListener;

import android.app.ITransientNotification;

import android.app.Notification;

import android.app.PendingIntent;
@@ -151,6 +152,7 @@ public class NotificationManagerService extends INotificationManager.Stub 
    private boolean mInCall = false;

    private boolean mNotificationPulseEnabled;



    // used as a mutex for access to all active notifications & listeners

    private final ArrayList<NotificationRecord> mNotificationList =

            new ArrayList<NotificationRecord>();
@@ -161,6 +163,8 @@ public class NotificationManagerService extends INotificationManager.Stub 


    private final AppOpsManager mAppOps;



    private ArrayList<NotificationListenerInfo> mListeners = new ArrayList<NotificationListenerInfo>();



    // Notification control database. For now just contains disabled packages.

    private AtomicFile mPolicyFile;

    private HashSet<String> mBlockedPackages = new HashSet<String>();
@@ -174,6 +178,38 @@ public class NotificationManagerService extends INotificationManager.Stub 
    private static final String TAG_PACKAGE = "package";

    private static final String ATTR_NAME = "name";



    private class NotificationListenerInfo implements DeathRecipient {

        INotificationListener listener;

        int userid;

        public NotificationListenerInfo(INotificationListener listener, int userid) {

            this.listener = listener;

            this.userid = userid;

        }



        public void notifyPostedIfUserMatch(StatusBarNotification sbn) {

            if (this.userid != sbn.getUserId()) return;

            try {

                listener.onNotificationPosted(sbn);

            } catch (RemoteException ex) {

                // not there?

            }

        }



        public void notifyRemovedIfUserMatch(StatusBarNotification sbn) {

            if (this.userid != sbn.getUserId()) return;

            try {

                listener.onNotificationRemoved(sbn);

            } catch (RemoteException ex) {

                // not there?

            }

        }



        @Override

        public void binderDied() {

            unregisterListener(this.listener, this.userid);

        }

    }



    private static class Archive {

        static final int BUFFER_SIZE = 1000;

        ArrayDeque<StatusBarNotification> mBuffer = new ArrayDeque<StatusBarNotification>(BUFFER_SIZE);
@@ -406,6 +442,56 @@ public class NotificationManagerService extends INotificationManager.Stub 
        return tmp;

    }



    @Override

    public void registerListener(final INotificationListener listener, final int userid) {

        checkCallerIsSystem();

        synchronized (mNotificationList) {

            try {

                NotificationListenerInfo info = new NotificationListenerInfo(listener, userid);

                listener.asBinder().linkToDeath(info, 0);

                mListeners.add(info);

            } catch (RemoteException e) {

                // already dead

            }

        }

    }



    @Override

    public void unregisterListener(INotificationListener listener, int userid) {

        checkCallerIsSystem();

        synchronized (mNotificationList) {

            final int N = mListeners.size();

            for (int i=N-1; i>=0; i--) {

                final NotificationListenerInfo info = mListeners.get(i);

                if (info.listener == listener && info.userid == userid) {

                    mListeners.remove(listener);

                }

            }

        }

    }



    private void notifyPostedLocked(NotificationRecord n) {

        final StatusBarNotification sbn = n.sbn;

        for (final NotificationListenerInfo info : mListeners) {

            mHandler.post(new Runnable() {

                @Override

                public void run() {

                    info.notifyPostedIfUserMatch(sbn);

                }});

        }

    }



    private void notifyRemovedLocked(NotificationRecord n) {

        final StatusBarNotification sbn = n.sbn;

        for (final NotificationListenerInfo info : mListeners) {

            mHandler.post(new Runnable() {

                @Override

                public void run() {

                    info.notifyRemovedIfUserMatch(sbn);

                }});

        }

    }



    public static final class NotificationRecord

    {

        final StatusBarNotification sbn;
@@ -1165,6 +1251,8 @@ public class NotificationManagerService extends INotificationManager.Stub 


                // finally, keep some of this information around for later use

                mArchive.record(n);



                notifyPostedLocked(r);

            } else {

                Slog.e(TAG, "Ignoring notification with icon==0: " + notification);

                if (old != null && old.statusBarKey != null) {
@@ -1175,6 +1263,8 @@ public class NotificationManagerService extends INotificationManager.Stub 
                    finally {

                        Binder.restoreCallingIdentity(identity);

                    }



                    notifyRemovedLocked(r);

                }

                return; // do not play sounds, show lights, etc. for invalid notifications

            }
@@ -1341,6 +1431,7 @@ public class NotificationManagerService extends INotificationManager.Stub 
                Binder.restoreCallingIdentity(identity);

            }

            r.statusBarKey = null;

            notifyRemovedLocked(r);

        }



        // sound