public virtual Notification getHiddenNotification(int id)
{
// same basics as getPersistentNotification()
int icon = getHiddenIcon();
long when = java.lang.System.currentTimeMillis();
Context c = getApplicationContext();
string contentTitle = getHiddenNotificationTitle(id);
string contentText = getHiddenNotificationMessage(id);
string tickerText = contentTitle + ": " + contentText;
// the difference here is we are providing the same id
Intent notificationIntent = getHiddenNotificationIntent(id);
PendingIntent contentIntent = null;
if (notificationIntent != null)
{
contentIntent = PendingIntent.getService(this, 0,
notificationIntent,
// flag updates existing persistent notification
PendingIntent.FLAG_UPDATE_CURRENT);
}
Notification notification = new Notification(icon, tickerText, when);
notification.setLatestEventInfo(c, contentTitle, contentText,
contentIntent);
return(notification);
}
public static void CancelPendingAlarm(this Context that, Class IntentClass)
{
// http://stackoverflow.com/questions/6522792/get-list-of-active-pendingintents-in-alarmmanager
var myIntent = new Intent(that, IntentClass);
var pendingIntent = PendingIntent.getService(that, 0, myIntent, 0);
AlarmManager alarmManager = (AlarmManager)that.getSystemService(Context.ALARM_SERVICE);
alarmManager.cancel(pendingIntent);
}
// http://stackoverflow.com/questions/6274141/trigger-background-service-at-a-specific-time-in-android
// http://stackoverflow.com/questions/7144908/how-is-an-intent-service-declared-in-the-android-manifest
// http://developer.android.com/guide/topics/manifest/service-element.html
protected override void onCreate(global::android.os.Bundle savedInstanceState)
{
base.onCreate(savedInstanceState);
ScrollView sv = new ScrollView(this);
LinearLayout ll = new LinearLayout(this);
ll.setOrientation(LinearLayout.VERTICAL);
sv.addView(ll);
#region startservice
var startservice = new Button(this).WithText("Start Service to send Notification").AtClick(
delegate
{
this.ShowToast("start");
var myIntent = new Intent(this, typeof(MyAlarmService).ToClass());
this.pendingIntent = PendingIntent.getService(this, 0, myIntent, 0);
AlarmManager alarmManager = (AlarmManager)this.getSystemService(ALARM_SERVICE);
alarmManager.set(AlarmManager.RTC, 1000 * 5, this.pendingIntent);
}
);
ll.addView(startservice);
#endregion
#region stopservice
var stopservice = new Button(this).WithText("Stop Service").AtClick(
delegate
{
this.ShowToast("stop");
AlarmManager alarmManager = (AlarmManager)this.getSystemService(ALARM_SERVICE);
alarmManager.cancel(this.pendingIntent);
}
);
ll.addView(stopservice);
#endregion
this.setContentView(sv);
//this.ShowToast("http://jsc-solutions.net");
}
public virtual PersistentNotification getPersistentNotification(int id)
{
// basic notification stuff
// http://developer.android.com/guide/topics/ui/notifiers/notifications.html
int icon = getAppIcon();
long when = java.lang.System.currentTimeMillis();
Context c = getApplicationContext();
string contentTitle = getPersistentNotificationTitle(id);
string contentText = getPersistentNotificationMessage(id);
string tickerText = contentTitle + ": " + contentText;
// getPersistentNotification() is called for every new window
// so we replace the old notification with a new one that has
// a bigger id
Intent notificationIntent = getPersistentNotificationIntent(id);
PendingIntent contentIntent = null;
if (notificationIntent != null)
{
contentIntent = PendingIntent.getService(this, 0,
notificationIntent,
// flag updates existing persistent notification
PendingIntent.FLAG_UPDATE_CURRENT);
}
Notification notification = new Notification(icon, tickerText, when);
notification.setLatestEventInfo(c, contentTitle, contentText,
contentIntent);
var nn = new PersistentNotification
{
Notification = notification,
id = id,
contentIntent = contentIntent,
contentText = contentText,
contentTitle = contentTitle,
context = c
};
PersistentNotifications.Add(nn);
return(nn);
}
public static void StartPendingAlarm(this Context that, Class IntentClass, long delay = 1000 * 5, long repeat = 1000 * 25)
{
that.CancelPendingAlarm(IntentClass);
var myIntent = new Intent(that, IntentClass);
var pendingIntent = PendingIntent.getService(that, 0, myIntent, 0);
AlarmManager alarmManager = (AlarmManager)that.getSystemService(Context.ALARM_SERVICE);
if (repeat > 0)
{
alarmManager.setInexactRepeating(
AlarmManager.RTC,
delay,
repeat,
pendingIntent
);
}
else
{
alarmManager.set(AlarmManager.RTC, delay, pendingIntent);
}
}