am 9678ee60: am c1eb2306: Add sample code to customize the MediaRouteControllerDialog

* commit '9678ee604ba5bfe1810b5773b1739af5919e7249':
  Add sample code to customize the MediaRouteControllerDialog

samples/Support7Demos/res/layout/sample_media_controller.xml

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2012 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.
+-->
+
+<!-- Layout for the customized MediaRouteControllerDialog -->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+    <LinearLayout android:id="@+id/media_route_info"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="1">
+        <ImageView
+            android:id="@+id/snapshot"
+            android:layout_width="100dp"
+            android:layout_height="100dp"
+            android:scaleType="centerCrop"/>
+        <TextView android:id="@+id/track_info"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:padding="4dp"/>
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_weight="0"
+        android:gravity="center">
+        <ImageButton android:id="@+id/pause_resume_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:minWidth="48dp"
+            android:minHeight="48dp"
+            android:background="@null"
+            android:src="@drawable/ic_media_pause" />
+        <ImageButton android:id="@+id/stop_button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:minWidth="48dp"
+            android:minHeight="48dp"
+            android:background="@null"
+            android:src="@drawable/ic_media_stop" />
+    </LinearLayout>
+
+</LinearLayout>

samples/Support7Demos/res/values/strings.xml

@@ -28,7 +28,7 @@
 
     <string name="library_tab_text">Library</string>
     <string name="playlist_tab_text">Playlist</string>
-    <string name="statistics_tab_text">Statistics</string>
+    <string name="info_tab_text">Route Info</string>
 
     <string name="sample_media_route_provider_service">Media Route Provider Service Support Library Sample</string>
     <string name="fixed_volume_route_name">Fixed Volume Remote Playback Route</string>

samples/Support7Demos/src/com/example/android/supportv7/media/LocalPlayer.java

@@ -21,6 +21,7 @@ import android.app.Presentation;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.res.Resources;
+import android.graphics.Bitmap;
 import android.media.MediaPlayer;
 import android.net.Uri;
 import android.os.Build;
@@ -628,5 +629,10 @@ public abstract class LocalPlayer extends Player implements
         public void onWindowDestroyed() {
             setSurface((SurfaceHolder)null);
         }
+
+        @Override
+        public Bitmap getSnapshot() {
+            return mOverlay.getSnapshot();
+        }
     }
 }

samples/Support7Demos/src/com/example/android/supportv7/media/OverlayDisplayWindow.java

@@ -18,6 +18,7 @@ package com.example.android.supportv7.media;
 import com.example.android.supportv7.R;
 
 import android.content.Context;
+import android.graphics.Bitmap;
 import android.graphics.Point;
 import android.graphics.SurfaceTexture;
 import android.hardware.display.DisplayManager;
@@ -90,6 +91,8 @@ public abstract class OverlayDisplayWindow {
 
     public abstract void updateAspectRatio(int width, int height);
 
+    public abstract Bitmap getSnapshot();
+
     // Watches for significant changes in the overlay display window lifecycle.
     public interface OverlayWindowListener {
         public void onWindowCreated(Surface surface);
@@ -164,6 +167,11 @@ public abstract class OverlayDisplayWindow {
         @Override
         public void updateAspectRatio(int width, int height) {
         }
+
+        @Override
+        public Bitmap getSnapshot() {
+            return null;
+        }
     }
 
     /**
@@ -250,6 +258,11 @@ public abstract class OverlayDisplayWindow {
             relayout();
         }
 
+        @Override
+        public Bitmap getSnapshot() {
+            return mTextureView.getBitmap();
+        }
+
         private void relayout() {
             if (mWindowVisible) {
                 updateWindowParams();

samples/Support7Demos/src/com/example/android/supportv7/media/Player.java

@@ -18,6 +18,7 @@ package com.example.android.supportv7.media;
 
 import android.net.Uri;
 import android.content.Context;
+import android.graphics.Bitmap;
 import android.support.v7.media.MediaControlIntent;
 import android.support.v7.media.MediaRouter.RouteInfo;
 
@@ -48,9 +49,10 @@ public abstract class Player {
     public abstract void enqueue(final PlaylistItem item);
     public abstract PlaylistItem remove(String iid);
 
-    // route statistics
+    // track info for current media item
-    public void updateStatistics() {}
+    public void updateTrackInfo() {}
-    public String getStatistics() { return ""; }
+    public String getDescription() { return ""; }
+    public Bitmap getSnapshot() { return null; }
 
     // presentation display
     public void updatePresentation() {}

samples/Support7Demos/src/com/example/android/supportv7/media/RemotePlayer.java

@@ -18,6 +18,7 @@ package com.example.android.supportv7.media;
 
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.Bitmap;
 import android.net.Uri;
 import android.os.Bundle;
 import android.support.v7.media.MediaItemStatus;
@@ -47,7 +48,8 @@ public class RemotePlayer extends Player {
     private Context mContext;
     private RouteInfo mRoute;
     private boolean mEnqueuePending;
-    private String mStatsInfo = "";
+    private String mTrackInfo = "";
+    private Bitmap mSnapshot;
     private List<PlaylistItem> mTempQueue = new ArrayList<PlaylistItem>();
 
     private RemotePlaybackClient mClient;
@@ -318,11 +320,12 @@ public class RemotePlayer extends Player {
     }
 
     @Override
-    public void updateStatistics() {
+    public void updateTrackInfo() {
         // clear stats info first
-        mStatsInfo = "";
+        mTrackInfo = "";
+        mSnapshot = null;
 
-        Intent intent = new Intent(SampleMediaRouteProvider.ACTION_GET_STATISTICS);
+        Intent intent = new Intent(SampleMediaRouteProvider.ACTION_GET_TRACK_INFO);
         intent.addCategory(SampleMediaRouteProvider.CATEGORY_SAMPLE_ROUTE);
 
         if (mRoute != null && mRoute.supportsControlRequest(intent)) {
@@ -333,9 +336,9 @@ public class RemotePlayer extends Player {
                         Log.d(TAG, "getStatistics: succeeded: data=" + data);
                     }
                     if (data != null) {
-                        int playbackCount = data.getInt(
+                        mTrackInfo = data.getString(SampleMediaRouteProvider.TRACK_INFO_DESC);
-                                SampleMediaRouteProvider.DATA_PLAYBACK_COUNT, -1);
+                        mSnapshot = data.getParcelable(
-                        mStatsInfo = "Total playback count: " + playbackCount;
+                                SampleMediaRouteProvider.TRACK_INFO_SNAPSHOT);
                     }
                 }
 
@@ -350,8 +353,13 @@ public class RemotePlayer extends Player {
     }
 
     @Override
-    public String getStatistics() {
+    public String getDescription() {
-        return mStatsInfo;
+        return mTrackInfo;
+    }
+
+    @Override
+    public Bitmap getSnapshot() {
+        return mSnapshot;
     }
 
     private void enqueueInternal(final PlaylistItem item) {

samples/Support7Demos/src/com/example/android/supportv7/media/SampleMediaRouteControllerDialog.java

@@ -0,0 +1,121 @@
+/*
+ * 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 com.example.android.supportv7.media;
+
+import com.example.android.supportv7.R;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.support.v7.app.MediaRouteControllerDialog;
+import android.support.v7.media.MediaRouteSelector;
+import android.support.v7.media.MediaRouter;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.MotionEvent;
+import android.view.View;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+/**
+ * This class serves as an example on how to customize the media router control
+ * dialog. It is derived from the standard MediaRouteControllerDialog with the
+ * following overrides:
+ *
+ *   1. Shows thumbnail/snapshot of the current item
+ *
+ *   2. For variable volume routes, only allow volume control via Volume Up/Down
+ *      keys (to prevent accidental tapping on the volume adjust seekbar that sets
+ *      volume to maximum)
+ *
+ *   3. Provides transport control buttons (play/pause, stop)
+ */
+public class SampleMediaRouteControllerDialog extends MediaRouteControllerDialog {
+    private static final String TAG = "SampleMediaRouteControllerDialog";
+    private final SampleMediaRouterActivity mActivity;
+    private final SessionManager mSessionManager;
+    private final Player mPlayer;
+    private ImageButton mPauseResumeButton;
+    private ImageButton mStopButton;
+    private ImageView mThumbnail;
+    private TextView mTextView;
+    private LinearLayout mInfoLayout;
+    private LinearLayout mVolumeLayout;
+
+    public SampleMediaRouteControllerDialog(Context context,
+            SessionManager manager, Player player) {
+        super(context);
+        mActivity = (SampleMediaRouterActivity) context;
+        mSessionManager = manager;
+        mPlayer = player;
+    }
+
+    @Override
+    public View onCreateMediaControlView(Bundle savedInstanceState) {
+        // Thumbnail and Track info
+        View v = getLayoutInflater().inflate(R.layout.sample_media_controller, null);
+        mInfoLayout = (LinearLayout)v.findViewById(R.id.media_route_info);
+        mTextView = (TextView)v.findViewById(R.id.track_info);
+        mThumbnail = (ImageView)v.findViewById(R.id.snapshot);
+
+        // Transport controls
+        mPauseResumeButton = (ImageButton)v.findViewById(R.id.pause_resume_button);
+        mPauseResumeButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mActivity != null) {
+                    mActivity.handleMediaKey(new KeyEvent(KeyEvent.ACTION_DOWN,
+                        KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE));
+                }
+            }
+        });
+
+        mStopButton = (ImageButton)v.findViewById(R.id.stop_button);
+        mStopButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mActivity != null) {
+                    mActivity.handleMediaKey(new KeyEvent(KeyEvent.ACTION_DOWN,
+                        KeyEvent.KEYCODE_MEDIA_STOP));
+                }
+            }
+        });
+
+        // update session status (will callback to updateUi at the end)
+        mSessionManager.updateStatus();
+        return v;
+    }
+
+    public void updateUi() {
+        String trackInfo = mPlayer.getDescription();
+        Bitmap snapshot = mPlayer.getSnapshot();
+        if (mPlayer.isRemotePlayback() && !trackInfo.isEmpty() && snapshot != null) {
+            mInfoLayout.setVisibility(View.VISIBLE);
+            mThumbnail.setImageBitmap(snapshot);
+            mTextView.setText(trackInfo);
+        } else {
+            mInfoLayout.setVisibility(View.GONE);
+        }
+        // show pause or resume icon depending on current state
+        mPauseResumeButton.setImageResource(mSessionManager.isPaused() ?
+                R.drawable.ic_media_play : R.drawable.ic_media_pause);
+    }
+}

samples/Support7Demos/src/com/example/android/supportv7/media/SampleMediaRouteProvider.java

@@ -23,6 +23,7 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.IntentFilter.MalformedMimeTypeException;
 import android.content.res.Resources;
+import android.graphics.Bitmap;
 import android.media.AudioManager;
 import android.media.MediaRouter;
 import android.net.Uri;
@@ -66,22 +67,27 @@ final class SampleMediaRouteProvider extends MediaRouteProvider {
     /**
      * A custom media control intent action for special requests that are
      * supported by this provider's routes.
-     * <p>
-     * This particular request is designed to return a bundle of not very
-     * interesting statistics for demonstration purposes.
      * </p>
      *
-     * @see #DATA_PLAYBACK_COUNT
+     * @see #TRACK_INFO_DESC
+     * @see #TRACK_INFO_SNAPSHOT
      */
-    public static final String ACTION_GET_STATISTICS =
+    public static final String ACTION_GET_TRACK_INFO =
-            "com.example.android.supportv7.media.ACTION_GET_STATISTICS";
+            "com.example.android.supportv7.media.ACTION_GET_TRACK_INFO";
 
     /**
-     * {@link #ACTION_GET_STATISTICS} result data: Number of times the
+     * {@link #ACTION_GET_TRACK_INFO} result data: a string of information about
-     * playback action was invoked.
+     * the currently playing media item
      */
-    public static final String DATA_PLAYBACK_COUNT =
+    public static final String TRACK_INFO_DESC =
-            "com.example.android.supportv7.media.EXTRA_PLAYBACK_COUNT";
+            "com.example.android.supportv7.media.EXTRA_TRACK_INFO_DESC";
+
+    /**
+     * {@link #ACTION_GET_TRACK_INFO} result data: a bitmap containing a snapshot
+     * of the currently playing media item
+     */
+    public static final String TRACK_INFO_SNAPSHOT =
+            "com.example.android.supportv7.media.EXTRA_TRACK_INFO_SNAPSHOT";
 
     private static final ArrayList<IntentFilter> CONTROL_FILTERS_BASIC;
     private static final ArrayList<IntentFilter> CONTROL_FILTERS_QUEUING;
@@ -90,7 +96,7 @@ final class SampleMediaRouteProvider extends MediaRouteProvider {
     static {
         IntentFilter f1 = new IntentFilter();
         f1.addCategory(CATEGORY_SAMPLE_ROUTE);
-        f1.addAction(ACTION_GET_STATISTICS);
+        f1.addAction(ACTION_GET_TRACK_INFO);
 
         IntentFilter f2 = new IntentFilter();
         f2.addCategory(MediaControlIntent.CATEGORY_REMOTE_PLAYBACK);
@@ -245,6 +251,7 @@ final class SampleMediaRouteProvider extends MediaRouteProvider {
                     handleStatusChange(item);
                 }
             });
+            setVolumeInternal(mVolume);
             Log.d(TAG, mRouteId + ": Controller created");
         }
 
@@ -315,10 +322,14 @@ final class SampleMediaRouteProvider extends MediaRouteProvider {
                 return success;
             }
 
-            if (action.equals(ACTION_GET_STATISTICS)
+            if (action.equals(ACTION_GET_TRACK_INFO)
                     && intent.hasCategory(CATEGORY_SAMPLE_ROUTE)) {
                 Bundle data = new Bundle();
-                data.putInt(DATA_PLAYBACK_COUNT, mEnqueueCount);
+                PlaylistItem item = mSessionManager.getCurrentItem();
+                if (item != null) {
+                    data.putString(TRACK_INFO_DESC, item.toString());
+                    data.putParcelable(TRACK_INFO_SNAPSHOT, mPlayer.getSnapshot());
+                }
                 if (callback != null) {
                     callback.onResult(data);
                 }

samples/Support7Demos/src/com/example/android/supportv7/media/SampleMediaRouterActivity.java

@@ -37,7 +37,10 @@ import android.support.v4.app.FragmentManager;
 import android.support.v4.view.MenuItemCompat;
 import android.support.v7.app.ActionBarActivity;
 import android.support.v7.app.MediaRouteActionProvider;
+import android.support.v7.app.MediaRouteControllerDialog;
+import android.support.v7.app.MediaRouteControllerDialogFragment;
 import android.support.v7.app.MediaRouteDiscoveryFragment;
+import android.support.v7.app.MediaRouteDialogFactory;
 import android.support.v7.media.MediaControlIntent;
 import android.support.v7.media.MediaRouter;
 import android.support.v7.media.MediaRouter.Callback;
@@ -88,9 +91,9 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
     private ImageButton mPauseResumeButton;
     private ImageButton mStopButton;
     private SeekBar mSeekBar;
-    private boolean mPaused;
     private boolean mNeedResume;
     private boolean mSeeking;
+    private SampleMediaRouteControllerDialog mControllerDialog;
 
     private final Handler mHandler = new Handler();
     private final Runnable mUpdateSeekRunnable = new Runnable() {
@@ -143,12 +146,13 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
 
             PlaylistItem item = getCheckedPlaylistItem();
             if (item != null) {
-                long pos = item.getPosition() + (mPaused ?
+                long pos = item.getPosition() + (mSessionManager.isPaused() ?
                         0 : (SystemClock.elapsedRealtime() - item.getTimestamp()));
                 mSessionManager.suspend(pos);
             }
             mPlayer.updatePresentation();
             mPlayer.release();
+            mControllerDialog = null;
         }
 
         @Override
@@ -271,7 +275,7 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         spec2.setIndicator(tabName);
         spec2.setContent(R.id.tab2);
 
-        tabName = getResources().getString(R.string.statistics_tab_text);
+        tabName = getResources().getString(R.string.info_tab_text);
         TabSpec spec3=tabHost.newTabSpec(tabName);
         spec3.setIndicator(tabName);
         spec3.setContent(R.id.tab3);
@@ -312,11 +316,10 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         mPauseResumeButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
-                mPaused = !mPaused;
+                if (mSessionManager.isPaused()) {
-                if (mPaused) {
-                    mSessionManager.pause();
-                } else {
                     mSessionManager.resume();
+                } else {
+                    mSessionManager.pause();
                 }
             }
         });
@@ -325,7 +328,6 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         mStopButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
-                mPaused = false;
                 mSessionManager.stop();
             }
         });
@@ -421,19 +423,17 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
                 case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
                 {
                     Log.d(TAG, "Received Play/Pause event from RemoteControlClient");
-                    mPaused = !mPaused;
+                    if (mSessionManager.isPaused()) {
-                    if (mPaused) {
-                        mSessionManager.pause();
-                    } else {
                         mSessionManager.resume();
+                    } else {
+                        mSessionManager.pause();
                     }
                     return true;
                 }
                 case KeyEvent.KEYCODE_MEDIA_PLAY:
                 {
                     Log.d(TAG, "Received Play event from RemoteControlClient");
-                    if (mPaused) {
+                    if (mSessionManager.isPaused()) {
-                        mPaused = false;
                         mSessionManager.resume();
                     }
                     return true;
@@ -441,8 +441,7 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
                 case KeyEvent.KEYCODE_MEDIA_PAUSE:
                 {
                     Log.d(TAG, "Received Pause event from RemoteControlClient");
-                    if (!mPaused) {
+                    if (!mSessionManager.isPaused()) {
-                        mPaused = true;
                         mSessionManager.pause();
                     }
                     return true;
@@ -450,7 +449,6 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
                 case KeyEvent.KEYCODE_MEDIA_STOP:
                 {
                     Log.d(TAG, "Received Stop event from RemoteControlClient");
-                    mPaused = false;
                     mSessionManager.stop();
                     return true;
                 }
@@ -480,7 +478,7 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
     @Override
     public void onPause() {
         // pause media player for local playback case only
-        if (!mPlayer.isRemotePlayback() && !mPaused) {
+        if (!mPlayer.isRemotePlayback() && !mSessionManager.isPaused()) {
             mNeedResume = true;
             mSessionManager.pause();
         }
@@ -502,7 +500,6 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         // Unregister the remote control client
         unregisterRCC();
 
-        mPaused = false;
         mSessionManager.stop();
         mPlayer.release();
         super.onDestroy();
@@ -520,6 +517,20 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         MediaRouteActionProvider mediaRouteActionProvider =
                 (MediaRouteActionProvider)MenuItemCompat.getActionProvider(mediaRouteMenuItem);
         mediaRouteActionProvider.setRouteSelector(mSelector);
+        mediaRouteActionProvider.setDialogFactory(new MediaRouteDialogFactory() {
+            @Override
+            public MediaRouteControllerDialogFragment onCreateControllerDialogFragment() {
+                return new MediaRouteControllerDialogFragment() {
+                    @Override
+                    public MediaRouteControllerDialog onCreateControllerDialog(
+                            Context context, Bundle savedInstanceState) {
+                        mControllerDialog = new SampleMediaRouteControllerDialog(
+                                context, mSessionManager, mPlayer);
+                        return mControllerDialog;
+                    }
+                };
+            }
+        });
 
         // Return true to show the menu.
         return true;
@@ -541,7 +552,7 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
                 }
             } else {
                 long position = item.getPosition();
-                long timeDelta = mPaused ? 0 :
+                long timeDelta = mSessionManager.isPaused() ? 0 :
                         (SystemClock.elapsedRealtime() - item.getTimestamp());
                 progress = (int)(100.0 * (position + timeDelta) / duration);
             }
@@ -553,6 +564,9 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         updatePlaylist();
         updateRouteDescription();
         updateButtons();
+        if (mControllerDialog != null) {
+            mControllerDialog.updateUi();
+        }
     }
 
     private void updatePlaylist() {
@@ -563,29 +577,24 @@ public class SampleMediaRouterActivity extends ActionBarActivity {
         mPlayListView.invalidate();
     }
 
-
     private void updateRouteDescription() {
         RouteInfo route = mMediaRouter.getSelectedRoute();
         mInfoTextView.setText("Currently selected route:"
                 + "\nName: " + route.getName()
                 + "\nProvider: " + route.getProvider().getPackageName()
-                + "\nDescription: " + route.getDescription()
+                + "\nDescription: " + route.getDescription());
-                + "\nStatistics: " + mSessionManager.getStatistics());
     }
 
     private void updateButtons() {
         MediaRouter.RouteInfo route = mMediaRouter.getSelectedRoute();
         // show pause or resume icon depending on current state
-        mPauseResumeButton.setImageResource(mPaused ?
+        mPauseResumeButton.setImageResource(mSessionManager.isPaused() ?
                 R.drawable.ic_media_play : R.drawable.ic_media_pause);
-        // disable pause/resume/stop if no session
-        mPauseResumeButton.setEnabled(mSessionManager.hasSession());
-        mStopButton.setEnabled(mSessionManager.hasSession());
         // only enable seek bar when duration is known
         PlaylistItem item = getCheckedPlaylistItem();
         mSeekBar.setEnabled(item != null && item.getDuration() > 0);
         if (mRemoteControlClient != null) {
-            mRemoteControlClient.setPlaybackState(mPaused ?
+            mRemoteControlClient.setPlaybackState(mSessionManager.isPaused() ?
                     RemoteControlClient.PLAYSTATE_PAUSED :
                         RemoteControlClient.PLAYSTATE_PLAYING);
         }

samples/Support7Demos/src/com/example/android/supportv7/media/SessionManager.java

@@ -50,6 +50,10 @@ public class SessionManager implements Player.Callback {
         mName = name;
     }
 
+    public boolean isPaused() {
+        return hasSession() && mPaused;
+    }
+
     public boolean hasSession() {
         return mSessionValid;
     }
@@ -62,12 +66,6 @@ public class SessionManager implements Player.Callback {
         return mPlaylist.isEmpty() ? null : mPlaylist.get(0);
     }
 
-    // Get the cached statistic info from the player (will not update it)
-    public String getStatistics() {
-        checkPlayer();
-        return mPlayer.getStatistics();
-    }
-
     // Returns the cached playlist (note this is not responsible for updating it)
     public List<PlaylistItem> getPlaylist() {
         return mPlaylist;
@@ -81,7 +79,7 @@ public class SessionManager implements Player.Callback {
         checkPlayer();
         // update the statistics first, so that the stats string is valid when
         // onPlaylistReady() gets called in the end
-        mPlayer.updateStatistics();
+        mPlayer.updateTrackInfo();
 
         if (mPlaylist.isEmpty()) {
             // If queue is empty, don't forget to call onPlaylistReady()!
@@ -179,7 +177,10 @@ public class SessionManager implements Player.Callback {
         if (DEBUG) {
             log("pause");
         }
-        checkPlayerAndSession();
+        if (!mSessionValid) {
+            return;
+        }
+        checkPlayer();
         mPaused = true;
         updatePlaybackState();
     }
@@ -188,7 +189,10 @@ public class SessionManager implements Player.Callback {
         if (DEBUG) {
             log("resume");
         }
-        checkPlayerAndSession();
+        if (!mSessionValid) {
+            return;
+        }
+        checkPlayer();
         mPaused = false;
         updatePlaybackState();
     }
@@ -197,7 +201,10 @@ public class SessionManager implements Player.Callback {
         if (DEBUG) {
             log("stop");
         }
-        checkPlayerAndSession();
+        if (!mSessionValid) {
+            return;
+        }
+        checkPlayer();
         mPlayer.stop();
         mPlaylist.clear();
         mPaused = false;