AlarmCreateActivity (basic)

AlarmCreateActivity.java

import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.os.SystemClock;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

public class AlarmCreateActivity extends Activity {

	private AlarmManager mAlarmManager;
	private Intent mNotificationReceiverIntent, mLoggerReceiverIntent;
	private PendingIntent mNotificationReceiverPendingIntent,
			mLoggerReceiverPendingIntent;
	private static final long INITIAL_ALARM_DELAY = 2 * 60 * 1000L;
	protected static final long JITTER = 5000L;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);

		setContentView(R.layout.main);

		// Get the AlarmManager Service
		mAlarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);

		// Create an Intent to broadcast to the AlarmNotificationReceiver
		mNotificationReceiverIntent = new Intent(AlarmCreateActivity.this,
				AlarmNotificationReceiver.class);

		// Create an PendingIntent that holds the NotificationReceiverIntent
		mNotificationReceiverPendingIntent = PendingIntent.getBroadcast(
				AlarmCreateActivity.this, 0, mNotificationReceiverIntent, 0);

		// Create an Intent to broadcast to the AlarmLoggerReceiver
		mLoggerReceiverIntent = new Intent(AlarmCreateActivity.this,
				AlarmLoggerReceiver.class);

		// Create PendingIntent that holds the mLoggerReceiverPendingIntent
		mLoggerReceiverPendingIntent = PendingIntent.getBroadcast(
				AlarmCreateActivity.this, 0, mLoggerReceiverIntent, 0);

		// Set up single alarm Button
		final Button singleAlarmButton = (Button) findViewById(R.id.single_alarm_button);
		singleAlarmButton.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {

				// Set single alarm
				mAlarmManager.set(AlarmManager.RTC_WAKEUP,
						System.currentTimeMillis() + INITIAL_ALARM_DELAY,
						mNotificationReceiverPendingIntent);

				// Set single alarm to fire shortly after previous alarm
				mAlarmManager.set(AlarmManager.RTC_WAKEUP,
						System.currentTimeMillis() + INITIAL_ALARM_DELAY
								+ JITTER, mLoggerReceiverPendingIntent);

				// Show Toast message
				Toast.makeText(getApplicationContext(), "Single Alarm Set",
						Toast.LENGTH_LONG).show();
			}
		});

		// Set up repeating Alarm Button
		final Button repeatingAlarmButton = (Button) findViewById(R.id.repeating_alarm_button);
		repeatingAlarmButton.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {

				// Set repeating alarm
				mAlarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME,
						SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY,
						AlarmManager.INTERVAL_FIFTEEN_MINUTES,
						mNotificationReceiverPendingIntent);

				// Set repeating alarm to fire shortly after previous alarm
				mAlarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME,
						SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY
								+ JITTER,
						AlarmManager.INTERVAL_FIFTEEN_MINUTES,
						mLoggerReceiverPendingIntent);

				// Show Toast message
				Toast.makeText(getApplicationContext(), "Repeating Alarm Set",
						Toast.LENGTH_LONG).show();
			}
		});

		// Set up inexact repeating alarm Button
		final Button inexactRepeatingAlarmButton = (Button) findViewById(R.id.inexact_repeating_alarm_button);
		inexactRepeatingAlarmButton.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {

				// Set inexact repeating alarm
				mAlarmManager.setInexactRepeating(
						AlarmManager.ELAPSED_REALTIME,
						SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY,
						AlarmManager.INTERVAL_FIFTEEN_MINUTES,
						mNotificationReceiverPendingIntent);
				// Set inexact repeating alarm to fire shortly after previous alarm
				mAlarmManager.setInexactRepeating(
						AlarmManager.ELAPSED_REALTIME,
						SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY
								+ JITTER,
						AlarmManager.INTERVAL_FIFTEEN_MINUTES,
						mLoggerReceiverPendingIntent);

				Toast.makeText(getApplicationContext(),
						"Inexact Repeating Alarm Set", Toast.LENGTH_LONG)
						.show();
			}
		});

		// Set up cancel repeating alarm Button
		final Button cancelRepeatingAlarmButton = (Button) findViewById(R.id.cancel_repeating_alarm_button);
		cancelRepeatingAlarmButton.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {

				// Cancel all alarms using mNotificationReceiverPendingIntent
				mAlarmManager.cancel(mNotificationReceiverPendingIntent);

				// Cancel all alarms using mLoggerReceiverPendingIntent
				mAlarmManager.cancel(mLoggerReceiverPendingIntent);

				// Show Toast message
				Toast.makeText(getApplicationContext(),
						"Repeating Alarms Cancelled", Toast.LENGTH_LONG).show();
			}
		});
	}
}

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import android.app.Activity;

import android.app.AlarmManager;

import android.app.PendingIntent;

import android.content.Intent;

import android.os.Bundle;

import android.os.SystemClock;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.Toast;

public class AlarmCreateActivity extends Activity {

private AlarmManager mAlarmManager;

private Intent mNotificationReceiverIntent, mLoggerReceiverIntent;

private PendingIntent mNotificationReceiverPendingIntent,

mLoggerReceiverPendingIntent;

private static final long INITIAL_ALARM_DELAY = 2 * 60 * 1000L;

protected static final long JITTER = 5000L;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

// Get the AlarmManager Service

mAlarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);

// Create an Intent to broadcast to the AlarmNotificationReceiver

mNotificationReceiverIntent = new Intent(AlarmCreateActivity.this,

AlarmNotificationReceiver.class);

// Create an PendingIntent that holds the NotificationReceiverIntent

mNotificationReceiverPendingIntent = PendingIntent.getBroadcast(

AlarmCreateActivity.this, 0, mNotificationReceiverIntent, 0);

// Create an Intent to broadcast to the AlarmLoggerReceiver

mLoggerReceiverIntent = new Intent(AlarmCreateActivity.this,

AlarmLoggerReceiver.class);

// Create PendingIntent that holds the mLoggerReceiverPendingIntent

mLoggerReceiverPendingIntent = PendingIntent.getBroadcast(

AlarmCreateActivity.this, 0, mLoggerReceiverIntent, 0);

// Set up single alarm Button

final Button singleAlarmButton = (Button) findViewById(R.id.single_alarm_button);

singleAlarmButton.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

// Set single alarm

mAlarmManager.set(AlarmManager.RTC_WAKEUP,

System.currentTimeMillis() + INITIAL_ALARM_DELAY,

mNotificationReceiverPendingIntent);

// Set single alarm to fire shortly after previous alarm

mAlarmManager.set(AlarmManager.RTC_WAKEUP,

System.currentTimeMillis() + INITIAL_ALARM_DELAY

+ JITTER, mLoggerReceiverPendingIntent);

// Show Toast message

Toast.makeText(getApplicationContext(), "Single Alarm Set",

Toast.LENGTH_LONG).show();

}

});

// Set up repeating Alarm Button

final Button repeatingAlarmButton = (Button) findViewById(R.id.repeating_alarm_button);

repeatingAlarmButton.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

// Set repeating alarm

mAlarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME,

SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY,

AlarmManager.INTERVAL_FIFTEEN_MINUTES,

mNotificationReceiverPendingIntent);

// Set repeating alarm to fire shortly after previous alarm

mAlarmManager.setRepeating(AlarmManager.ELAPSED_REALTIME,

SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY

+ JITTER,

AlarmManager.INTERVAL_FIFTEEN_MINUTES,

mLoggerReceiverPendingIntent);

// Show Toast message

Toast.makeText(getApplicationContext(), "Repeating Alarm Set",

Toast.LENGTH_LONG).show();

}

});

// Set up inexact repeating alarm Button

final Button inexactRepeatingAlarmButton = (Button) findViewById(R.id.inexact_repeating_alarm_button);

inexactRepeatingAlarmButton.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

// Set inexact repeating alarm

mAlarmManager.setInexactRepeating(

AlarmManager.ELAPSED_REALTIME,

SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY,

AlarmManager.INTERVAL_FIFTEEN_MINUTES,

mNotificationReceiverPendingIntent);

// Set inexact repeating alarm to fire shortly after previous alarm

mAlarmManager.setInexactRepeating(

AlarmManager.ELAPSED_REALTIME,

SystemClock.elapsedRealtime() + INITIAL_ALARM_DELAY

+ JITTER,

AlarmManager.INTERVAL_FIFTEEN_MINUTES,

mLoggerReceiverPendingIntent);

Toast.makeText(getApplicationContext(),

"Inexact Repeating Alarm Set", Toast.LENGTH_LONG)

.show();

}

});

// Set up cancel repeating alarm Button

final Button cancelRepeatingAlarmButton = (Button) findViewById(R.id.cancel_repeating_alarm_button);

cancelRepeatingAlarmButton.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

// Cancel all alarms using mNotificationReceiverPendingIntent

mAlarmManager.cancel(mNotificationReceiverPendingIntent);

// Cancel all alarms using mLoggerReceiverPendingIntent

mAlarmManager.cancel(mLoggerReceiverPendingIntent);

// Show Toast message

Toast.makeText(getApplicationContext(),

"Repeating Alarms Cancelled", Toast.LENGTH_LONG).show();

}

});

}

AlarmNotificationReceiver.java

import java.text.DateFormat;
import java.util.Date;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.util.Log;

public class AlarmNotificationReceiver extends BroadcastReceiver {
	// Notification ID to allow for future updates
	private static final int MY_NOTIFICATION_ID = 1;
	private static final String TAG = "AlarmNotificationReceiver";

	// Notification Text Elements
	private final CharSequence tickerText = "Are You Playing Angry Birds Again!";
	private final CharSequence contentTitle = "A Kind Reminder";
	private final CharSequence contentText = "Get back to studying!!";

	// Notification Action Elements
	private Intent mNotificationIntent;
	private PendingIntent mContentIntent;

	// Notification Sound and Vibration on Arrival
	private final Uri soundURI = Uri
			.parse("android.resource://course.examples.Alarms.AlarmCreate/"
					+ R.raw.alarm_rooster);
	private final long[] mVibratePattern = { 0, 200, 200, 300 };

	@Override
	public void onReceive(Context context, Intent intent) {

		// The Intent to be used when the user clicks on the Notification View
		mNotificationIntent = new Intent(context, AlarmCreateActivity.class);

		// The PendingIntent that wraps the underlying Intent
		mContentIntent = PendingIntent.getActivity(context, 0,
				mNotificationIntent, Intent.FLAG_ACTIVITY_NEW_TASK);

		// Build the Notification
		Notification.Builder notificationBuilder = new Notification.Builder(
				context).setTicker(tickerText)
				.setSmallIcon(android.R.drawable.stat_sys_warning)
				.setAutoCancel(true).setContentTitle(contentTitle)
				.setContentText(contentText).setContentIntent(mContentIntent)
				.setSound(soundURI).setVibrate(mVibratePattern);

		// Get the NotificationManager
		NotificationManager mNotificationManager = (NotificationManager) context
				.getSystemService(Context.NOTIFICATION_SERVICE);

		// Pass the Notification to the NotificationManager:
		mNotificationManager.notify(MY_NOTIFICATION_ID,
				notificationBuilder.build());

		// Log occurence of notify() call
		Log.i(TAG, "Sending notification at:"
				+ DateFormat.getDateTimeInstance().format(new Date()));

	}
}

import java.text.DateFormat;

import java.util.Date;

import android.app.Notification;

import android.app.NotificationManager;

import android.app.PendingIntent;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.net.Uri;

import android.util.Log;

public class AlarmNotificationReceiver extends BroadcastReceiver {

// Notification ID to allow for future updates

private static final int MY_NOTIFICATION_ID = 1;

private static final String TAG = "AlarmNotificationReceiver";

// Notification Text Elements

private final CharSequence tickerText = "Are You Playing Angry Birds Again!";

private final CharSequence contentTitle = "A Kind Reminder";

private final CharSequence contentText = "Get back to studying!!";

// Notification Action Elements

private Intent mNotificationIntent;

private PendingIntent mContentIntent;

// Notification Sound and Vibration on Arrival

private final Uri soundURI = Uri

.parse("android.resource://course.examples.Alarms.AlarmCreate/"

+ R.raw.alarm_rooster);

private final long[] mVibratePattern = { 0, 200, 200, 300 };

@Override

public void onReceive(Context context, Intent intent) {

// The Intent to be used when the user clicks on the Notification View

mNotificationIntent = new Intent(context, AlarmCreateActivity.class);

// The PendingIntent that wraps the underlying Intent

mContentIntent = PendingIntent.getActivity(context, 0,

mNotificationIntent, Intent.FLAG_ACTIVITY_NEW_TASK);

// Build the Notification

Notification.Builder notificationBuilder = new Notification.Builder(

context).setTicker(tickerText)

.setSmallIcon(android.R.drawable.stat_sys_warning)

.setAutoCancel(true).setContentTitle(contentTitle)

.setContentText(contentText).setContentIntent(mContentIntent)

.setSound(soundURI).setVibrate(mVibratePattern);

// Get the NotificationManager

NotificationManager mNotificationManager = (NotificationManager) context

.getSystemService(Context.NOTIFICATION_SERVICE);

// Pass the Notification to the NotificationManager:

mNotificationManager.notify(MY_NOTIFICATION_ID,

notificationBuilder.build());

// Log occurence of notify() call

Log.i(TAG, "Sending notification at:"

+ DateFormat.getDateTimeInstance().format(new Date()));

}

AlarmLoggerReceiver.java

import java.text.DateFormat;
import java.util.Date;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.util.Log;

public class AlarmLoggerReceiver extends BroadcastReceiver {

	private static final String TAG = "AlarmLoggerReceiver";
	@Override
	public void onReceive(Context context, Intent intent) {

		// Log receipt of the Intent with timestamp
		Log.i(TAG,"Logging alarm at:" + DateFormat.getDateTimeInstance().format(new Date()));

	}
}

import java.text.DateFormat;

import java.util.Date;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.util.Log;

public class AlarmLoggerReceiver extends BroadcastReceiver {

private static final String TAG = "AlarmLoggerReceiver";

@Override

public void onReceive(Context context, Intent intent) {

// Log receipt of the Intent with timestamp

Log.i(TAG,"Logging alarm at:" + DateFormat.getDateTimeInstance().format(new Date()));

}

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <Button
        android:id="@+id/single_alarm_button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="20dip"
        android:text="@string/set_single_alarm" >
    </Button>

    <Button
        android:id="@+id/repeating_alarm_button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/set_repeating_alarm" />

    <Button
        android:id="@+id/inexact_repeating_alarm_button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/set_inexact_repeating_alarm" />

    <Button
        android:id="@+id/cancel_repeating_alarm_button"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@string/cancel_repeating_alarm" />

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:orientation="vertical" >

<Button

android:id="@+id/single_alarm_button"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_marginTop="20dip"

android:text="@string/set_single_alarm" >

</Button>

<Button

android:id="@+id/repeating_alarm_button"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:text="@string/set_repeating_alarm" />

<Button

android:id="@+id/inexact_repeating_alarm_button"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:text="@string/set_inexact_repeating_alarm" />

<Button

android:id="@+id/cancel_repeating_alarm_button"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:text="@string/cancel_repeating_alarm" />

</LinearLayout>