Android

Android Alarm Manager to set a Remainder with Notificationand Sound

Screen Shots:

 Coding:

AlarmActivity.java

package com.example.alarm_manager;
import android.app.Activity;
import android.os.Bundle;
import java.util.Calendar;
import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.TimePickerDialog;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.TextView;
import android.widget.TimePicker;
import android.widget.Toast;

public class AlarmActivity extends Activity {
    /** Called when the activity is first created. */
    /* Author J M */
    TimePicker TimePicker;
    DatePicker DatePicker;
    Button Setalarm;

    TimePickerDialog timePickerDialog;

    final static int RQS_1 = 1;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
  
        DatePicker =(DatePicker)findViewById(R.id.datePicker1);
        TimePicker=(TimePicker)findViewById(R.id.timePicker1);
        Calendar now = Calendar.getInstance();

        DatePicker.init(
          now.get(Calendar.YEAR),
          now.get(Calendar.MONTH),
          now.get(Calendar.DAY_OF_MONTH),
          null);
       
        TimePicker.setCurrentHour(now.get(Calendar.HOUR_OF_DAY));
        TimePicker.setCurrentMinute(now.get(Calendar.MINUTE));
       
        Setalarm = (Button) findViewById(R.id.Setalarm);
        Setalarm.setOnClickListener(new OnClickListener() {

            public void onClick(View arg0) {
                    Calendar current = Calendar.getInstance();
                   
                    Calendar cal = Calendar.getInstance();
                    cal.set(DatePicker.getYear(),
                            DatePicker.getMonth(),
                            DatePicker.getDayOfMonth(),
                      TimePicker.getCurrentHour(),
                      TimePicker.getCurrentMinute(),
                      00);
                   
                    if(cal.compareTo(current) <= 0){
                     //The set Date/Time already passed
                        Toast.makeText(getApplicationContext(),
                          "Invalid Date/Time",
                          Toast.LENGTH_LONG).show();
                    }else{
                     setAlarm(cal);
                    }
                   
                   }});
           
    }

   
    private void setAlarm(Calendar targetCal) {

        //
        Toast.makeText(AlarmActivity.this, "Alarm is set at " + targetCal.getTime(),
                Toast.LENGTH_LONG).show();
        Intent intent = new Intent(getBaseContext(), AlarmReceiver.class);
        PendingIntent pendingIntent = PendingIntent.getBroadcast(
                getBaseContext(), RQS_1, intent, 0);
        AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
        alarmManager.set(AlarmManager.RTC_WAKEUP, targetCal.getTimeInMillis(),pendingIntent);

    }

}

 

AlarmReceiver.java

package com.example.alarm_manager;
import android.app.AlertDialog;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.media.MediaPlayer;
import android.media.Ringtone;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.Vibrator;
import android.sax.StartElementListener;
import android.telephony.SmsManager;
import android.widget.Toast;

public class AlarmReceiver extends BroadcastReceiver {
   
     @Override
    public void onReceive(Context context, Intent intent) {
       
         Toast.makeText(context, "Your Time is up!!!!!", Toast.LENGTH_LONG).show();
       Vibrator vib=(Vibrator)context.getSystemService(context.VIBRATOR_SERVICE);    //for Vibration
       vib.vibrate(2000);
      
       Intent i=new Intent(context,song.class);  //song class contain media song
         i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         context.startActivity(i);
       }
}

 

song.java

package com.example.alarm_manager;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.media.MediaPlayer;
import android.os.Bundle;

public class song extends Activity{
    MediaPlayer m;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        setContentView(R.layout.song);
        m=MediaPlayer.create(getApplicationContext(), R.raw.gaji);
        //create a folder raw inside res folder. and put 1 .mp3 song
        m.start();
      
        AlertDialog.Builder dlgAlert  = new AlertDialog.Builder(song.this);                    
         dlgAlert.setTitle("Remainder !");
         dlgAlert.setMessage("Your time is up !");
         dlgAlert.setPositiveButton("OK",new DialogInterface.OnClickListener() {
         public void onClick(DialogInterface dialog, int whichButton) {

             m.stop();
             dialog.cancel();
         }
         });
         dlgAlert.show();
     }
}
 

 
Layout:

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"
    android:padding="20dp"    >

    <TextView
        android:id="@+id/alarmprompt"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" />

    <TimePicker
        android:id="@+id/timePicker1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

    <DatePicker
        android:id="@+id/datePicker1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
    

     <Button
        android:id="@+id/Setalarm"
        android:layout_width="117dp"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:text="Set Alarm" />

</LinearLayout>

song.xml

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

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Welcome"
        android:textAppearance="?android:attr/textAppearanceLarge" />

</LinearLayout>

AndroidManifest.xml 

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.alarm_manager"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="10" />
<uses-permission android:name="android.permission.VIBRATE"/>
    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:name=".AlarmActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <receiver android:name="AlarmReceiver"></receiver>
        <activity android:name="song"></activity>
    </application>

</manifest>