Develop Alarm Application

I'd like develop an Alarm Application. The application should work like this: launch it the activity show me the time I can set the alarm I can close the application when the alar

Solution 1:

I have made this application:

AlarmActivity.java

package com.foo;
import pack.breceiver.MyBroadcastReceiver;
import android.app.Activity;

import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

import android.app.Activity;
import android.os.Bundle;

publicclassAlarmActivityextendsActivity {
    /** Called when the activity is first created. */@OverridepublicvoidonCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
    }

    publicvoidstartAlert(View view) {
        EditTexttext= (EditText) findViewById(R.id.time);
        inti= Integer.parseInt(text.getText().toString());
        Intentintent=newIntent(this, MyBroadcastReceiver.class);
        PendingIntentpendingIntent= PendingIntent.getBroadcast(
                this.getApplicationContext(), 234324243, intent, 0);
        AlarmManageralarmManager= (AlarmManager) getSystemService(ALARM_SERVICE);
        alarmManager.set(AlarmManager.RTC_WAKEUP, System.currentTimeMillis()
                + (i * 1000), pendingIntent);
        Toast.makeText(this, "Alarm set in " + i + " seconds",
                Toast.LENGTH_LONG).show();
    }
}

MyBroadcastReceiver.java

package pack.breceiver;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Vibrator;
import android.widget.Toast;


publicclassMyBroadcastReceiverextendsBroadcastReceiver  {

    @OverridepublicvoidonReceive(Context context, Intent intent) {
        Toast.makeText(context, "Don't panik but your time is up!!!!",
                Toast.LENGTH_LONG).show();

        /*// Vibrate the mobile phone
        Vibrator vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
        vibrator.vibrate(2000);  */
    }
}

Solution 2:

check this out : http://blog.nelsondev.net/?p=124

using"alarmmanager"

 alarmManager.setRepeating(AlarmManager.RTC_WAKEUP,
    AlarmCal.getTimeInMillis(), AlarmManager.INTERVAL_FIFTEEN_MINUTES,
    pendingAlarmIntent);

Solution 3:

I had a similar problem and I resolved removing the receiver from manifest and set in my code registering him with registerReceiver.

Solution 4:

Do you get an instantiation exception maybe ?

You should have a public no arg constructor in your service :

publicclassAlarmServiceextendsWakefulIntentService {

    publicAlarmService() {
        super("AlarmService");
    }
    // etc
}