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Apache License
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package com.opentok.android.demo.opentoksamples; //from w w w . j a va 2s . c o m import java.util.ArrayList; import android.app.ActionBar; import android.app.Activity; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.ServiceConnection; import android.content.res.Configuration; import android.media.AudioManager; import android.os.Bundle; import android.os.Handler; import android.os.IBinder; import android.support.v4.app.NotificationCompat; import android.util.Log; import android.view.MenuItem; import android.view.View; import android.widget.ProgressBar; import android.widget.RelativeLayout; import com.opentok.android.BaseVideoRenderer; import com.opentok.android.OpentokError; import com.opentok.android.Publisher; import com.opentok.android.PublisherKit; import com.opentok.android.Session; import com.opentok.android.Stream; import com.opentok.android.Subscriber; import com.opentok.android.SubscriberKit; import com.opentok.android.demo.services.ClearNotificationService; import com.opentok.android.demo.config.OpenTokConfig; import com.opentok.android.demo.services.ClearNotificationService.ClearBinder; import com.opentok.android.demo.opentoksamples.R; /** * This application demonstrates the basic workflow for getting started with the * OpenTok 2.0 Android SDK. For more information, see the README.md file in the * samples directory. */ public class HelloWorldActivity extends Activity implements Session.SessionListener, Publisher.PublisherListener, Subscriber.VideoListener { private static final String LOGTAG = "demo-hello-world"; private Session mSession; private Publisher mPublisher; private Subscriber mSubscriber; private ArrayList<Stream> mStreams; protected Handler mHandler = new Handler(); private RelativeLayout mPublisherViewContainer; private RelativeLayout mSubscriberViewContainer; // Spinning wheel for loading subscriber view private ProgressBar mLoadingSub; private boolean resumeHasRun = false; private boolean mIsBound = false; private NotificationCompat.Builder mNotifyBuilder; NotificationManager mNotificationManager; ServiceConnection mConnection; @Override protected void onCreate(Bundle savedInstanceState) { Log.i(LOGTAG, "ONCREATE"); super.onCreate(savedInstanceState); setContentView(R.layout.main_layout); ActionBar actionBar = getActionBar(); actionBar.setHomeButtonEnabled(true); actionBar.setDisplayHomeAsUpEnabled(true); mPublisherViewContainer = (RelativeLayout) findViewById(R.id.publisherview); mSubscriberViewContainer = (RelativeLayout) findViewById(R.id.subscriberview); mLoadingSub = (ProgressBar) findViewById(R.id.loadingSpinner); mNotificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); mStreams = new ArrayList<Stream>(); sessionConnect(); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: onBackPressed(); return true; default: return super.onOptionsItemSelected(item); } } @Override public void onConfigurationChanged(Configuration newConfig) { super.onConfigurationChanged(newConfig); // Remove publisher & subscriber views because we want to reuse them if (mSubscriber != null) { mSubscriberViewContainer.removeView(mSubscriber.getView()); } reloadInterface(); } @Override public void onPause() { super.onPause(); if (mSession != null) { mSession.onPause(); if (mSubscriber != null) { mSubscriberViewContainer.removeView(mSubscriber.getView()); } } mNotifyBuilder = new NotificationCompat.Builder(this) .setContentTitle(this.getTitle()) .setContentText(getResources().getString(R.string.notification)) .setSmallIcon(R.drawable.ic_launcher).setOngoing(true); Intent notificationIntent = new Intent(this, HelloWorldActivity.class); notificationIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP); PendingIntent intent = PendingIntent.getActivity(this, 0, notificationIntent, 0); mNotifyBuilder.setContentIntent(intent); if(mConnection == null){ mConnection = new ServiceConnection() { @Override public void onServiceConnected(ComponentName className,IBinder binder){ ((ClearBinder) binder).service.startService(new Intent(HelloWorldActivity.this, ClearNotificationService.class)); NotificationManager mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE); mNotificationManager.notify(ClearNotificationService.NOTIFICATION_ID, mNotifyBuilder.build()); } @Override public void onServiceDisconnected(ComponentName className) { mConnection = null; } }; } if(!mIsBound){ bindService(new Intent(HelloWorldActivity.this, ClearNotificationService.class), mConnection, Context.BIND_AUTO_CREATE); mIsBound = true; } } @Override public void onResume() { super.onResume(); if(mIsBound){ unbindService(mConnection); mIsBound = false; } if (!resumeHasRun) { resumeHasRun = true; return; } else { if (mSession != null) { mSession.onResume(); } } mNotificationManager.cancel(ClearNotificationService.NOTIFICATION_ID); reloadInterface(); } @Override public void onStop() { super.onStop(); if(mIsBound){ unbindService(mConnection); mIsBound = false; } if(mIsBound){ unbindService(mConnection); mIsBound = false; } if (isFinishing()) { mNotificationManager.cancel(ClearNotificationService.NOTIFICATION_ID); if (mSession != null) { mSession.disconnect(); } } } @Override public void onDestroy() { mNotificationManager.cancel(ClearNotificationService.NOTIFICATION_ID); if(mIsBound){ unbindService(mConnection); mIsBound = false; } if (mSession != null) { mSession.disconnect(); } restartAudioMode(); super.onDestroy(); finish(); } @Override public void onBackPressed() { if (mSession != null) { mSession.disconnect(); } restartAudioMode(); super.onBackPressed(); } public void reloadInterface() { mHandler.postDelayed(new Runnable() { @Override public void run() { if (mSubscriber != null) { attachSubscriberView(mSubscriber); } } }, 500); } public void restartAudioMode() { AudioManager Audio = (AudioManager) getSystemService(Context.AUDIO_SERVICE); Audio.setMode(AudioManager.MODE_NORMAL); this.setVolumeControlStream(AudioManager.USE_DEFAULT_STREAM_TYPE); } private void sessionConnect() { if (mSession == null) { mSession = new Session(HelloWorldActivity.this, OpenTokConfig.API_KEY, OpenTokConfig.SESSION_ID); mSession.setSessionListener(this); mSession.connect(OpenTokConfig.TOKEN); } } @Override public void onConnected(Session session) { Log.i(LOGTAG, "Connected to the session."); if (mPublisher == null) { mPublisher = new Publisher(HelloWorldActivity.this, "publisher"); mPublisher.setPublisherListener(this); attachPublisherView(mPublisher); mSession.publish(mPublisher); } } @Override public void onDisconnected(Session session) { Log.i(LOGTAG, "Disconnected from the session."); if (mPublisher != null) { mPublisherViewContainer.removeView(mPublisher.getView()); } if (mSubscriber != null) { mSubscriberViewContainer.removeView(mSubscriber.getView()); } mPublisher = null; mSubscriber = null; mStreams.clear(); mSession = null; } private void subscribeToStream(Stream stream) { mSubscriber = new Subscriber(HelloWorldActivity.this, stream); mSubscriber.setVideoListener(this); mSession.subscribe(mSubscriber); // start loading spinning mLoadingSub.setVisibility(View.VISIBLE); } private void unsubscribeFromStream(Stream stream) { mStreams.remove(stream); if (mSubscriber.getStream().equals(stream)) { mSubscriberViewContainer.removeView(mSubscriber.getView()); mSubscriber = null; if (!mStreams.isEmpty()) { subscribeToStream(mStreams.get(0)); } } } private void attachSubscriberView(Subscriber subscriber) { RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams( getResources().getDisplayMetrics().widthPixels, getResources() .getDisplayMetrics().heightPixels); mSubscriberViewContainer.addView(mSubscriber.getView(), layoutParams); subscriber.setStyle(BaseVideoRenderer.STYLE_VIDEO_SCALE, BaseVideoRenderer.STYLE_VIDEO_FILL); } private void attachPublisherView(Publisher publisher) { mPublisher.setStyle(BaseVideoRenderer.STYLE_VIDEO_SCALE, BaseVideoRenderer.STYLE_VIDEO_FILL); RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams( 320, 240); layoutParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE); layoutParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, RelativeLayout.TRUE); layoutParams.bottomMargin = dpToPx(8); layoutParams.rightMargin = dpToPx(8); mPublisherViewContainer.addView(mPublisher.getView(), layoutParams); } @Override public void onError(Session session, OpentokError exception) { Log.i(LOGTAG, "Session exception: " + exception.getMessage()); } @Override public void onStreamReceived(Session session, Stream stream) { if (!OpenTokConfig.SUBSCRIBE_TO_SELF) { mStreams.add(stream); if (mSubscriber == null) { subscribeToStream(stream); } } } @Override public void onStreamDropped(Session session, Stream stream) { if (!OpenTokConfig.SUBSCRIBE_TO_SELF) { if (mSubscriber != null) { unsubscribeFromStream(stream); } } } @Override public void onStreamCreated(PublisherKit publisher, Stream stream) { if (OpenTokConfig.SUBSCRIBE_TO_SELF) { mStreams.add(stream); if (mSubscriber == null) { subscribeToStream(stream); } } } @Override public void onStreamDestroyed(PublisherKit publisher, Stream stream) { if ((OpenTokConfig.SUBSCRIBE_TO_SELF && mSubscriber != null)) { unsubscribeFromStream(stream); } } @Override public void onError(PublisherKit publisher, OpentokError exception) { Log.i(LOGTAG, "Publisher exception: " + exception.getMessage()); } @Override public void onVideoDataReceived(SubscriberKit subscriber) { Log.i(LOGTAG, "First frame received"); // stop loading spinning mLoadingSub.setVisibility(View.GONE); attachSubscriberView(mSubscriber); } /** * Converts dp to real pixels, according to the screen density. * * @param dp * A number of density-independent pixels. * @return The equivalent number of real pixels. */ private int dpToPx(int dp) { double screenDensity = this.getResources().getDisplayMetrics().density; return (int) (screenDensity * (double) dp); } @Override public void onVideoDisabled(SubscriberKit subscriber, String reason) { Log.i(LOGTAG, "Video disabled:" + reason); } @Override public void onVideoEnabled(SubscriberKit subscriber, String reason) { Log.i(LOGTAG,"Video enabled:" + reason); } @Override public void onVideoDisableWarning(SubscriberKit subscriber) { Log.i(LOGTAG, "Video may be disabled soon due to network quality degradation. Add UI handling here."); } @Override public void onVideoDisableWarningLifted(SubscriberKit subscriber) { Log.i(LOGTAG, "Video may no longer be disabled as stream quality improved. Add UI handling here."); } }