Merge "Coalescing multiple print job notifications." into klp-dev (0ea16e9e) · Commits · e / os / android_frameworks_base

core/java/android/print/IPrintSpooler.aidl

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -48,4 +48,5 @@ oneway interface IPrintSpooler {
	int sequence);		int sequence);
	void writePrintJobData(in ParcelFileDescriptor fd, in PrintJobId printJobId);		void writePrintJobData(in ParcelFileDescriptor fd, in PrintJobId printJobId);
	void setClient(IPrintSpoolerClient client);		void setClient(IPrintSpoolerClient client);
			void setPrintJobCancelling(in PrintJobId printJobId, boolean cancelling);
	}		}

core/java/android/print/PrintJobInfo.java

+29 −0

Original line number	Original line	Diff line number	Diff line
	@@ -153,6 +153,9 @@ public final class PrintJobInfo implements Parcelable {
	/** Information about the printed document. */		/** Information about the printed document. */
	private PrintDocumentInfo mDocumentInfo;		private PrintDocumentInfo mDocumentInfo;

			/** Whether we are trying to cancel this print job. */
			private boolean mCanceling;

	/** @hide*/		/** @hide*/
	public PrintJobInfo() {		public PrintJobInfo() {
	/* do nothing */		/* do nothing */
	@@ -174,6 +177,7 @@ public final class PrintJobInfo implements Parcelable {
	mPageRanges = other.mPageRanges;		mPageRanges = other.mPageRanges;
	mAttributes = other.mAttributes;		mAttributes = other.mAttributes;
	mDocumentInfo = other.mDocumentInfo;		mDocumentInfo = other.mDocumentInfo;
			mCanceling = other.mCanceling;
	}		}

	private PrintJobInfo(Parcel parcel) {		private PrintJobInfo(Parcel parcel) {
	@@ -201,6 +205,7 @@ public final class PrintJobInfo implements Parcelable {
	if (parcel.readInt() == 1) {		if (parcel.readInt() == 1) {
	mDocumentInfo = PrintDocumentInfo.CREATOR.createFromParcel(parcel);		mDocumentInfo = PrintDocumentInfo.CREATOR.createFromParcel(parcel);
	}		}
			mCanceling = (parcel.readInt() == 1);
	}		}

	/**		/**
	@@ -503,6 +508,28 @@ public final class PrintJobInfo implements Parcelable {
	mDocumentInfo = info;		mDocumentInfo = info;
	}		}

			/**
			* Gets whether this print is being cancelled.
			*
			* @return True if the print job is being cancelled.
			*
			* @hide
			*/
			public boolean isCancelling() {
			return mCanceling;
			}

			/**
			* Sets whether this print is being cancelled.
			*
			* @param cancelling True if the print job is being cancelled.
			*
			* @hide
			*/
			public void setCancelling(boolean cancelling) {
			mCanceling = cancelling;
			}

	@Override		@Override
	public int describeContents() {		public int describeContents() {
	return 0;		return 0;
	@@ -539,6 +566,7 @@ public final class PrintJobInfo implements Parcelable {
	} else {		} else {
	parcel.writeInt(0);		parcel.writeInt(0);
	}		}
			parcel.writeInt(mCanceling ? 1 : 0);
	}		}

	@Override		@Override
	@@ -556,6 +584,7 @@ public final class PrintJobInfo implements Parcelable {
	? mAttributes.toString() : null));		? mAttributes.toString() : null));
	builder.append(", documentInfo: " + (mDocumentInfo != null		builder.append(", documentInfo: " + (mDocumentInfo != null
	? mDocumentInfo.toString() : null));		? mDocumentInfo.toString() : null));
			builder.append(", cancelling: " + mCanceling);
	builder.append(", pages: " + (mPageRanges != null		builder.append(", pages: " + (mPageRanges != null
	? Arrays.toString(mPageRanges) : null));		? Arrays.toString(mPageRanges) : null));
	builder.append("}");		builder.append("}");

core/java/android/print/PrintManager.java

+68 −42

Original line number	Original line	Diff line number	Diff line
	@@ -48,6 +48,7 @@ import java.util.Map;
	* <p>		* <p>
	* To obtain a handle to the print manager do the following:		* To obtain a handle to the print manager do the following:
	* </p>		* </p>
			*
	* <pre>		* <pre>
	* PrintManager printManager =		* PrintManager printManager =
	* (PrintManager) context.getSystemService(Context.PRINT_SERVICE);		* (PrintManager) context.getSystemService(Context.PRINT_SERVICE);
	@@ -59,6 +60,9 @@ public final class PrintManager {

	private static final boolean DEBUG = false;		private static final boolean DEBUG = false;

			private static final int MSG_START_PRINT_JOB_CONFIG_ACTIVITY = 1;
			private static final int MSG_NOTIFY_PRINT_JOB_STATE_CHANGED = 2;

	/** @hide */		/** @hide */
	public static final int APP_ID_ANY = -2;		public static final int APP_ID_ANY = -2;

	@@ -84,7 +88,7 @@ public final class PrintManager {
	*		*
	* @param printJobId The print job id.		* @param printJobId The print job id.
	*/		*/
	public void onPrintJobsStateChanged(PrintJobId printJobId);		public void onPrintJobStateChanged(PrintJobId printJobId);
	}		}

	/**		/**
	@@ -92,7 +96,6 @@ public final class PrintManager {
	*		*
	* @param context The current context in which to operate.		* @param context The current context in which to operate.
	* @param service The backing system service.		* @param service The backing system service.
	*
	* @hide		* @hide
	*/		*/
	public PrintManager(Context context, IPrintManager service, int userId, int appId) {		public PrintManager(Context context, IPrintManager service, int userId, int appId) {
	@@ -104,6 +107,8 @@ public final class PrintManager {
	mHandler = new Handler(context.getMainLooper(), null, false) {		mHandler = new Handler(context.getMainLooper(), null, false) {
	@Override		@Override
	public void handleMessage(Message message) {		public void handleMessage(Message message) {
			switch (message.what) {
			case MSG_START_PRINT_JOB_CONFIG_ACTIVITY: {
	SomeArgs args = (SomeArgs) message.obj;		SomeArgs args = (SomeArgs) message.obj;
	Context context = (Context) args.arg1;		Context context = (Context) args.arg1;
	IntentSender intent = (IntentSender) args.arg2;		IntentSender intent = (IntentSender) args.arg2;
	@@ -114,6 +119,19 @@ public final class PrintManager {
	Log.e(LOG_TAG, "Couldn't start print job config activity.", sie);		Log.e(LOG_TAG, "Couldn't start print job config activity.", sie);
	}		}
	}		}
			break;

			case MSG_NOTIFY_PRINT_JOB_STATE_CHANGED: {
			SomeArgs args = (SomeArgs) message.obj;
			PrintJobStateChangeListener listener =
			(PrintJobStateChangeListener) args.arg1;
			PrintJobId printJobId = (PrintJobId) args.arg2;
			args.recycle();
			listener.onPrintJobStateChanged(printJobId);
			}
			break;
			}
			}
	};		};
	}		}

	@@ -121,8 +139,8 @@ public final class PrintManager {
	* Creates an instance that can access all print jobs.		* Creates an instance that can access all print jobs.
	*		*
	* @param userId The user id for which to get all print jobs.		* @param userId The user id for which to get all print jobs.
	* @return An instance if the caller has the permission to access		* @return An instance if the caller has the permission to access all print
	* all print jobs, null otherwise.		* jobs, null otherwise.
	* @hide		* @hide
	*/		*/
	public PrintManager getGlobalPrintManagerForUser(int userId) {		public PrintManager getGlobalPrintManagerForUser(int userId) {
	@@ -142,7 +160,6 @@ public final class PrintManager {
	* Adds a listener for observing the state of print jobs.		* Adds a listener for observing the state of print jobs.
	*		*
	* @param listener The listener to add.		* @param listener The listener to add.
	*
	* @hide		* @hide
	*/		*/
	public void addPrintJobStateChangeListener(PrintJobStateChangeListener listener) {		public void addPrintJobStateChangeListener(PrintJobStateChangeListener listener) {
	@@ -151,7 +168,7 @@ public final class PrintManager {
	PrintJobStateChangeListenerWrapper>();		PrintJobStateChangeListenerWrapper>();
	}		}
	PrintJobStateChangeListenerWrapper wrappedListener =		PrintJobStateChangeListenerWrapper wrappedListener =
	new PrintJobStateChangeListenerWrapper(listener);		new PrintJobStateChangeListenerWrapper(listener, mHandler);
	try {		try {
	mService.addPrintJobStateChangeListener(wrappedListener, mAppId, mUserId);		mService.addPrintJobStateChangeListener(wrappedListener, mAppId, mUserId);
	mPrintJobStateChangeListeners.put(listener, wrappedListener);		mPrintJobStateChangeListeners.put(listener, wrappedListener);
	@@ -164,7 +181,6 @@ public final class PrintManager {
	* Removes a listener for observing the state of print jobs.		* Removes a listener for observing the state of print jobs.
	*		*
	* @param listener The listener to remove.		* @param listener The listener to remove.
	*
	* @hide		* @hide
	*/		*/
	public void removePrintJobStateChangeListener(PrintJobStateChangeListener listener) {		public void removePrintJobStateChangeListener(PrintJobStateChangeListener listener) {
	@@ -190,9 +206,7 @@ public final class PrintManager {
	* Gets a print job given its id.		* Gets a print job given its id.
	*		*
	* @return The print job list.		* @return The print job list.
	*
	* @see PrintJob		* @see PrintJob
	*
	* @hide		* @hide
	*/		*/
	public PrintJob getPrintJob(PrintJobId printJobId) {		public PrintJob getPrintJob(PrintJobId printJobId) {
	@@ -211,7 +225,6 @@ public final class PrintManager {
	* Gets the print jobs for this application.		* Gets the print jobs for this application.
	*		*
	* @return The print job list.		* @return The print job list.
	*
	* @see PrintJob		* @see PrintJob
	*/		*/
	public List<PrintJob> getPrintJobs() {		public List<PrintJob> getPrintJobs() {
	@@ -249,8 +262,8 @@ public final class PrintManager {
	}		}

	/**		/**
	* Creates a print job for printing a {@link PrintDocumentAdapter} with default print		* Creates a print job for printing a {@link PrintDocumentAdapter} with
	* attributes.		* default print attributes.
	*		*
	* @param printJobName A name for the new print job.		* @param printJobName A name for the new print job.
	* @param documentAdapter An adapter that emits the document to print.		* @param documentAdapter An adapter that emits the document to print.
	@@ -281,7 +294,6 @@ public final class PrintManager {
	* Gets the list of enabled print services.		* Gets the list of enabled print services.
	*		*
	* @return The enabled service list or an empty list.		* @return The enabled service list or an empty list.
	*
	* @hide		* @hide
	*/		*/
	public List<PrintServiceInfo> getEnabledPrintServices() {		public List<PrintServiceInfo> getEnabledPrintServices() {
	@@ -300,7 +312,6 @@ public final class PrintManager {
	* Gets the list of installed print services.		* Gets the list of installed print services.
	*		*
	* @return The installed service list or an empty list.		* @return The installed service list or an empty list.
	*
	* @hide		* @hide
	*/		*/
	public List<PrintServiceInfo> getInstalledPrintServices() {		public List<PrintServiceInfo> getInstalledPrintServices() {
	@@ -337,7 +348,8 @@ public final class PrintManager {
	SomeArgs args = SomeArgs.obtain();		SomeArgs args = SomeArgs.obtain();
	args.arg1 = manager.mContext;		args.arg1 = manager.mContext;
	args.arg2 = intent;		args.arg2 = intent;
	manager.mHandler.obtainMessage(0, args).sendToTarget();		manager.mHandler.obtainMessage(MSG_START_PRINT_JOB_CONFIG_ACTIVITY,
			args).sendToTarget();
	}		}
	}		}
	}		}
	@@ -348,7 +360,8 @@ public final class PrintManager {

	private CancellationSignal mLayoutOrWriteCancellation;		private CancellationSignal mLayoutOrWriteCancellation;

	private PrintDocumentAdapter mDocumentAdapter; // Strong reference OK - cleared in finish()		private PrintDocumentAdapter mDocumentAdapter; // Strong reference OK -
			// cleared in finish()

	private Handler mHandler; // Strong reference OK - cleared in finish()		private Handler mHandler; // Strong reference OK - cleared in finish()

	@@ -537,7 +550,8 @@ public final class PrintManager {
	switch (message.what) {		switch (message.what) {
	case MSG_START: {		case MSG_START: {
	mDocumentAdapter.onStart();		mDocumentAdapter.onStart();
	} break;		}
			break;

	case MSG_LAYOUT: {		case MSG_LAYOUT: {
	final CancellationSignal cancellation;		final CancellationSignal cancellation;
	@@ -559,7 +573,8 @@ public final class PrintManager {
	new MyLayoutResultCallback(layoutSpec.callback,		new MyLayoutResultCallback(layoutSpec.callback,
	layoutSpec.sequence), layoutSpec.metadata);		layoutSpec.sequence), layoutSpec.metadata);
	}		}
	} break;		}
			break;

	case MSG_WRITE: {		case MSG_WRITE: {
	final CancellationSignal cancellation;		final CancellationSignal cancellation;
	@@ -580,7 +595,8 @@ public final class PrintManager {
	cancellation, new MyWriteResultCallback(writeSpec.callback,		cancellation, new MyWriteResultCallback(writeSpec.callback,
	writeSpec.fd, writeSpec.sequence));		writeSpec.fd, writeSpec.sequence));
	}		}
	} break;		}
			break;

	case MSG_FINISH: {		case MSG_FINISH: {
	if (DEBUG) {		if (DEBUG) {
	@@ -588,7 +604,8 @@ public final class PrintManager {
	}		}
	mDocumentAdapter.onFinish();		mDocumentAdapter.onFinish();
	doFinish();		doFinish();
	} break;		}
			break;

	default: {		default: {
	throw new IllegalArgumentException("Unknown message: "		throw new IllegalArgumentException("Unknown message: "
	@@ -727,17 +744,26 @@ public final class PrintManager {
	private static final class PrintJobStateChangeListenerWrapper extends		private static final class PrintJobStateChangeListenerWrapper extends
	IPrintJobStateChangeListener.Stub {		IPrintJobStateChangeListener.Stub {
	private final WeakReference<PrintJobStateChangeListener> mWeakListener;		private final WeakReference<PrintJobStateChangeListener> mWeakListener;
			private final WeakReference<Handler> mWeakHandler;

	public PrintJobStateChangeListenerWrapper(PrintJobStateChangeListener listener) {		public PrintJobStateChangeListenerWrapper(PrintJobStateChangeListener listener,
			Handler handler) {
	mWeakListener = new WeakReference<PrintJobStateChangeListener>(listener);		mWeakListener = new WeakReference<PrintJobStateChangeListener>(listener);
			mWeakHandler = new WeakReference<Handler>(handler);
	}		}

	@Override		@Override
	public void onPrintJobStateChanged(PrintJobId printJobId) {		public void onPrintJobStateChanged(PrintJobId printJobId) {
			Handler handler = mWeakHandler.get();
	PrintJobStateChangeListener listener = mWeakListener.get();		PrintJobStateChangeListener listener = mWeakListener.get();
	if (listener != null) {		if (handler != null && listener != null) {
	listener.onPrintJobsStateChanged(printJobId);		SomeArgs args = SomeArgs.obtain();
			args.arg1 = listener;
			args.arg2 = printJobId;
			handler.obtainMessage(MSG_NOTIFY_PRINT_JOB_STATE_CHANGED,
			args).sendToTarget();
	}		}
	}		}
	}		}

	}		}

packages/PrintSpooler/res/values/strings.xml

+6 −0

Original line number	Original line	Diff line number	Diff line
	@@ -121,6 +121,12 @@
	<!-- Template for the notificaiton label for a blocked print job. [CHAR LIMIT=25] -->		<!-- Template for the notificaiton label for a blocked print job. [CHAR LIMIT=25] -->
	<string name="blocked_notification_title_template">Printer blocked <xliff:g id="print_job_name" example="foo.jpg">%1$s</xliff:g></string>		<string name="blocked_notification_title_template">Printer blocked <xliff:g id="print_job_name" example="foo.jpg">%1$s</xliff:g></string>

			<!-- Template for the notificaiton label for a composite (multiple items) print jobs notification. [CHAR LIMIT=25] -->
			<plurals name="composite_notification_title_template">
			<item quantity="one"><xliff:g id="print_job_name" example="foo.jpg">%1$d</xliff:g> print job</item>
			<item quantity="other"><xliff:g id="print_job_name" example="foo.jpg">%1$d</xliff:g> print jobs</item>
			</plurals>

	<!-- Label for the notification button for cancelling a print job. [CHAR LIMIT=25] -->		<!-- Label for the notification button for cancelling a print job. [CHAR LIMIT=25] -->
	<string name="cancel">Cancel</string>		<string name="cancel">Cancel</string>

packages/PrintSpooler/src/com/android/printspooler/NotificationController.java

+165 −47

Original line number	Original line	Diff line number	Diff line
	@@ -17,11 +17,14 @@
	package com.android.printspooler;		package com.android.printspooler;

	import android.app.Notification;		import android.app.Notification;
			import android.app.Notification.InboxStyle;
	import android.app.NotificationManager;		import android.app.NotificationManager;
	import android.app.PendingIntent;		import android.app.PendingIntent;
	import android.content.BroadcastReceiver;		import android.content.BroadcastReceiver;
	import android.content.Context;		import android.content.Context;
	import android.content.Intent;		import android.content.Intent;
			import android.graphics.drawable.BitmapDrawable;
			import android.net.Uri;
	import android.os.AsyncTask;		import android.os.AsyncTask;
	import android.os.PowerManager;		import android.os.PowerManager;
	import android.os.PowerManager.WakeLock;		import android.os.PowerManager.WakeLock;
	@@ -35,6 +38,9 @@ import android.print.PrintManager;
	import android.provider.Settings;		import android.provider.Settings;
	import android.util.Log;		import android.util.Log;

			import java.util.ArrayList;
			import java.util.List;

	/**		/**
	* This class is responsible for updating the print notifications		* This class is responsible for updating the print notifications
	* based on print job state transitions.		* based on print job state transitions.
	@@ -60,29 +66,50 @@ public class NotificationController {
	mContext.getSystemService(Context.NOTIFICATION_SERVICE);		mContext.getSystemService(Context.NOTIFICATION_SERVICE);
	}		}

	public void onPrintJobStateChanged(PrintJobInfo printJob) {		public void onUpdateNotifications(List<PrintJobInfo> printJobs) {
	if (DEBUG) {		List<PrintJobInfo> notifyPrintJobs = new ArrayList<PrintJobInfo>();
	Log.i(LOG_TAG, "onPrintJobStateChanged() printJobId: "
	+ printJob.getId().flattenToString() + " state:"		final int printJobCount = printJobs.size();
	+ PrintJobInfo.stateToString(printJob.getState()));		for (int i = 0; i < printJobCount; i++) {
			PrintJobInfo printJob = printJobs.get(i);
			if (shouldNotifyForState(printJob.getState())) {
			notifyPrintJobs.add(printJob);
			}
			}

			updateNotification(notifyPrintJobs);
	}		}
	switch (printJob.getState()) {
	case PrintJobInfo.STATE_QUEUED:
	case PrintJobInfo.STATE_STARTED: {
	createPrintingNotification(printJob);
	} break;

			private void updateNotification(List<PrintJobInfo> printJobs) {
			if (printJobs.size() <= 0) {
			removeNotification();
			} else if (printJobs.size() == 1) {
			createSimpleNotification(printJobs.get(0));
			} else {
			createStackedNotification(printJobs);
			}
			}

			private void createSimpleNotification(PrintJobInfo printJob) {
			switch (printJob.getState()) {
	case PrintJobInfo.STATE_FAILED: {		case PrintJobInfo.STATE_FAILED: {
	createFailedNotification(printJob);		createFailedNotification(printJob);
	} break;		} break;

	case PrintJobInfo.STATE_COMPLETED:
	case PrintJobInfo.STATE_CANCELED: {
	removeNotification(printJob.getId());
	} break;

	case PrintJobInfo.STATE_BLOCKED: {		case PrintJobInfo.STATE_BLOCKED: {
			if (!printJob.isCancelling()) {
	createBlockedNotification(printJob);		createBlockedNotification(printJob);
			} else {
			createCancellingNotification(printJob);
			}
			} break;

			default: {
			if (!printJob.isCancelling()) {
			createPrintingNotification(printJob);
			} else {
			createCancellingNotification(printJob);
			}
	} break;		} break;
	}		}
	}		}
	@@ -90,24 +117,22 @@ public class NotificationController {
	private void createPrintingNotification(PrintJobInfo printJob) {		private void createPrintingNotification(PrintJobInfo printJob) {
	Notification.Builder builder = new Notification.Builder(mContext)		Notification.Builder builder = new Notification.Builder(mContext)
	.setContentIntent(createContentIntent(printJob.getId()))		.setContentIntent(createContentIntent(printJob.getId()))
	.setSmallIcon(com.android.internal.R.drawable.ic_print)		.setSmallIcon(computeNotificationIcon(printJob))
	.setContentTitle(mContext.getString(R.string.printing_notification_title_template,		.setContentTitle(computeNotificationTitle(printJob))
	printJob.getLabel()))
	.addAction(R.drawable.stat_notify_cancelling, mContext.getString(R.string.cancel),		.addAction(R.drawable.stat_notify_cancelling, mContext.getString(R.string.cancel),
	createCancelIntent(printJob))		createCancelIntent(printJob))
	.setContentText(printJob.getPrinterName())		.setContentText(printJob.getPrinterName())
	.setWhen(System.currentTimeMillis())		.setWhen(System.currentTimeMillis())
	.setOngoing(true)		.setOngoing(true)
	.setShowWhen(true);		.setShowWhen(true);
	mNotificationManager.notify(printJob.getId().flattenToString(), 0, builder.build());		mNotificationManager.notify(0, builder.build());
	}		}

	private void createFailedNotification(PrintJobInfo printJob) {		private void createFailedNotification(PrintJobInfo printJob) {
	Notification.Builder builder = new Notification.Builder(mContext)		Notification.Builder builder = new Notification.Builder(mContext)
	.setContentIntent(createContentIntent(printJob.getId()))		.setContentIntent(createContentIntent(printJob.getId()))
	.setSmallIcon(com.android.internal.R.drawable.ic_print_error)		.setSmallIcon(computeNotificationIcon(printJob))
	.setContentTitle(mContext.getString(R.string.failed_notification_title_template,		.setContentTitle(computeNotificationTitle(printJob))
	printJob.getLabel()))
	.addAction(R.drawable.stat_notify_cancelling, mContext.getString(R.string.cancel),		.addAction(R.drawable.stat_notify_cancelling, mContext.getString(R.string.cancel),
	createCancelIntent(printJob))		createCancelIntent(printJob))
	.addAction(R.drawable.ic_restart, mContext.getString(R.string.restart),		.addAction(R.drawable.ic_restart, mContext.getString(R.string.restart),
	@@ -116,32 +141,109 @@ public class NotificationController {
	.setWhen(System.currentTimeMillis())		.setWhen(System.currentTimeMillis())
	.setOngoing(true)		.setOngoing(true)
	.setShowWhen(true);		.setShowWhen(true);
	mNotificationManager.notify(printJob.getId().flattenToString(), 0, builder.build());		mNotificationManager.notify(0, builder.build());
	}		}

	private void createBlockedNotification(PrintJobInfo printJob) {		private void createBlockedNotification(PrintJobInfo printJob) {
	Notification.Builder builder = new Notification.Builder(mContext)		Notification.Builder builder = new Notification.Builder(mContext)
	.setContentIntent(createContentIntent(printJob.getId()))		.setContentIntent(createContentIntent(printJob.getId()))
	.setSmallIcon(com.android.internal.R.drawable.ic_print_error)		.setSmallIcon(computeNotificationIcon(printJob))
	.setContentTitle(mContext.getString(R.string.blocked_notification_title_template,		.setContentTitle(computeNotificationTitle(printJob))
	printJob.getLabel()))
	.addAction(R.drawable.stat_notify_cancelling, mContext.getString(R.string.cancel),		.addAction(R.drawable.stat_notify_cancelling, mContext.getString(R.string.cancel),
	createCancelIntent(printJob))		createCancelIntent(printJob))
	.setContentText(printJob.getPrinterName())		.setContentText(printJob.getPrinterName())
	.setWhen(System.currentTimeMillis())		.setWhen(System.currentTimeMillis())
	.setOngoing(true)		.setOngoing(true)
	.setShowWhen(true);		.setShowWhen(true);
	mNotificationManager.notify(printJob.getId().flattenToString(), 0, builder.build());		mNotificationManager.notify(0, builder.build());
			}

			private void createCancellingNotification(PrintJobInfo printJob) {
			Notification.Builder builder = new Notification.Builder(mContext)
			.setContentIntent(createContentIntent(printJob.getId()))
			.setSmallIcon(computeNotificationIcon(printJob))
			.setContentTitle(computeNotificationTitle(printJob))
			.setContentText(printJob.getPrinterName())
			.setWhen(System.currentTimeMillis())
			.setOngoing(true)
			.setShowWhen(true);
			mNotificationManager.notify(0, builder.build());
	}		}

	private void removeNotification(PrintJobId printJobId) {		private void createStackedNotification(List<PrintJobInfo> printJobs) {
	mNotificationManager.cancel(printJobId.flattenToString(), 0);		Notification.Builder builder = new Notification.Builder(mContext)
			.setContentIntent(createContentIntent(null))
			.setWhen(System.currentTimeMillis())
			.setOngoing(true)
			.setShowWhen(true);

			final int printJobCount = printJobs.size();

			InboxStyle inboxStyle = new InboxStyle();
			inboxStyle.setBigContentTitle(String.format(mContext.getResources().getQuantityText(
			R.plurals.composite_notification_title_template,
			printJobCount).toString(), printJobCount));

			for (int i = printJobCount - 1; i>= 0; i--) {
			PrintJobInfo printJob = printJobs.get(i);
			if (i == printJobCount - 1) {
			builder.setLargeIcon(((BitmapDrawable) mContext.getResources().getDrawable(
			computeNotificationIcon(printJob))).getBitmap());
			builder.setSmallIcon(com.android.internal.R.drawable.ic_print);
			builder.setContentTitle(computeNotificationTitle(printJob));
			builder.setContentText(printJob.getPrinterName());
			}
			inboxStyle.addLine(computeNotificationTitle(printJob));
			}

			builder.setNumber(printJobCount);
			builder.setStyle(inboxStyle);

			mNotificationManager.notify(0, builder.build());
			}

			private String computeNotificationTitle(PrintJobInfo printJob) {
			switch (printJob.getState()) {
			case PrintJobInfo.STATE_FAILED: {
			return mContext.getString(R.string.failed_notification_title_template,
			printJob.getLabel());
			}

			case PrintJobInfo.STATE_BLOCKED: {
			if (!printJob.isCancelling()) {
			return mContext.getString(R.string.blocked_notification_title_template,
			printJob.getLabel());
			} else {
			return mContext.getString(
			R.string.cancelling_notification_title_template,
			printJob.getLabel());
			}
			}

			default: {
			if (!printJob.isCancelling()) {
			return mContext.getString(R.string.printing_notification_title_template,
			printJob.getLabel());
			} else {
			return mContext.getString(
			R.string.cancelling_notification_title_template,
			printJob.getLabel());
			}
			}
			}
			}

			private void removeNotification() {
			mNotificationManager.cancel(0);
	}		}

	private PendingIntent createContentIntent(PrintJobId printJobId) {		private PendingIntent createContentIntent(PrintJobId printJobId) {
	Intent intent = new Intent(Settings.ACTION_PRINT_SETTINGS);		Intent intent = new Intent(Settings.ACTION_PRINT_SETTINGS);
			if (printJobId != null) {
	intent.putExtra(EXTRA_PRINT_JOB_ID, printJobId.flattenToString());		intent.putExtra(EXTRA_PRINT_JOB_ID, printJobId.flattenToString());
	return PendingIntent.getActivity(mContext, 0, intent, PendingIntent.FLAG_ONE_SHOT);		intent.setData(Uri.fromParts("printjob", printJobId.flattenToString(), null));
			}
			return PendingIntent.getActivity(mContext, 0, intent, 0);
	}		}

	private PendingIntent createCancelIntent(PrintJobInfo printJob) {		private PendingIntent createCancelIntent(PrintJobInfo printJob) {
	@@ -160,6 +262,36 @@ public class NotificationController {
	return PendingIntent.getBroadcast(mContext, 0, intent, PendingIntent.FLAG_ONE_SHOT);		return PendingIntent.getBroadcast(mContext, 0, intent, PendingIntent.FLAG_ONE_SHOT);
	}		}

			private static boolean shouldNotifyForState(int state) {
			switch (state) {
			case PrintJobInfo.STATE_QUEUED:
			case PrintJobInfo.STATE_STARTED:
			case PrintJobInfo.STATE_FAILED:
			case PrintJobInfo.STATE_COMPLETED:
			case PrintJobInfo.STATE_CANCELED:
			case PrintJobInfo.STATE_BLOCKED: {
			return true;
			}
			}
			return false;
			}

			private static int computeNotificationIcon(PrintJobInfo printJob) {
			switch (printJob.getState()) {
			case PrintJobInfo.STATE_FAILED:
			case PrintJobInfo.STATE_BLOCKED: {
			return com.android.internal.R.drawable.ic_print_error;
			}
			default: {
			if (!printJob.isCancelling()) {
			return com.android.internal.R.drawable.ic_print;
			} else {
			return R.drawable.stat_notify_cancelling;
			}
			}
			}
			}

	public static final class NotificationBroadcastReceiver extends BroadcastReceiver {		public static final class NotificationBroadcastReceiver extends BroadcastReceiver {
	private static final String LOG_TAG = "NotificationBroadcastReceiver";		private static final String LOG_TAG = "NotificationBroadcastReceiver";

	@@ -183,20 +315,6 @@ public class NotificationController {
	Log.i(LOG_TAG, "handleCancelPrintJob() printJobId:" + printJobId);		Log.i(LOG_TAG, "handleCancelPrintJob() printJobId:" + printJobId);
	}		}

	// Put up a notification that we are trying to cancel.
	NotificationManager notificationManager = (NotificationManager)
	context.getSystemService(Context.NOTIFICATION_SERVICE);
	Notification.Builder builder = new Notification.Builder(context)
	.setSmallIcon(R.drawable.stat_notify_cancelling)
	.setContentTitle(context.getString(
	R.string.cancelling_notification_title_template,
	printJobLabel))
	.setContentText(printerName)
	.setWhen(System.currentTimeMillis())
	.setOngoing(true)
	.setShowWhen(true);
	notificationManager.notify(printJobId.flattenToString(), 0, builder.build());

	// Call into the print manager service off the main thread since		// Call into the print manager service off the main thread since
	// the print manager service may end up binding to the print spooler		// the print manager service may end up binding to the print spooler
	// service which binding is handled on the main thread.		// service which binding is handled on the main thread.