Source Code Android Aplikasi Alarm

Layout Design

  <?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="<a href="http://schemas.android.com/apk/res/android"
" rel="nofollow">http://schemas.android.com/apk/res/android"
</a>    xmlns:app="<a href="http://schemas.android.com/apk/res-auto"
" rel="nofollow">http://schemas.android.com/apk/res-auto"
</a>    xmlns:tools="<a href="http://schemas.android.com/tools"
" rel="nofollow">http://schemas.android.com/tools"
</a>    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.razormist.simplealarmapplication.MainActivity">
 
 
        <TextView
            android:id="@+id/tv_display"
            android:layout_height="wrap_content"
            android:layout_width="wrap_content"
            android:text="Alarm not set"
            android:textSize="20sp"
            android:layout_marginTop="20dp"
            android:layout_centerHorizontal="true"/>
 
        <TimePicker
            android:layout_below="@+id/tv_display"
            android:id="@+id/tp_time"
            android:layout_height="wrap_content"
            android:layout_width="match_parent" />
 
        <Button
            android:id="@+id/btn_set"
            android:layout_below="@+id/tp_time"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Set Alarm"/>
 
        <Button
            android:id="@+id/btn_reset"
            android:layout_below="@+id/btn_set"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="Reset Alarm"/>
</RelativeLayout>

Manifest

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="<a href="http://schemas.android.com/apk/res/android"
" rel="nofollow">http://schemas.android.com/apk/res/android"
</a>    package="com.razormist.simplealarmapplication">
 
    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity"
            android:configChanges="orientation"
            android:screenOrientation="portrait">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
 
        <receiver android:name=".AlarmAdapter"
            android:enabled="true"
            android:exported="true" />
    </application>
</manifest>

Alarm Adapter

package com.razormist.simplealarmapplication;
 
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.media.MediaPlayer;
import android.provider.Settings;
 
/**
 * Created by Arvin on 5/5/2018.
 */
 
public class AlarmAdapter extends BroadcastReceiver {
 
    @Override
    public void onReceive(Context context, Intent intent) {
        MediaPlayer mediaPlayer = MediaPlayer.create(context, Settings.System.DEFAULT_RINGTONE_URI);
        mediaPlayer.start();
    }
}

Main Activity

TimePicker tp_time;
    TextView tv_display;
    Button btn_set, btn_reset;

onCreate Method

tv_display = (TextView)findViewById(R.id.tv_display);
        tp_time = (TimePicker)findViewById(R.id.tp_time);
        btn_set = (Button)findViewById(R.id.btn_set);
        btn_reset = (Button)findViewById(R.id.btn_reset);
 
        btn_set.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Calendar calendar = Calendar.getInstance();
 
                if(Build.VERSION.SDK_INT >= 23) {
 
                    calendar.set(
                            calendar.get(Calendar.YEAR),
                            calendar.get(Calendar.MONTH),
                            calendar.get(Calendar.DAY_OF_MONTH),
                            tp_time.getHour(),
                            tp_time.getMinute(),
                            0
                    );
 
 
 
                }else{
                    calendar.set(
                            calendar.get(Calendar.YEAR),
                            calendar.get(Calendar.MONTH),
                            calendar.get(Calendar.DAY_OF_MONTH),
                            tp_time.getCurrentHour(),
                            tp_time.getCurrentMinute(),
                            0
                    );
                }
 
 
                setAlarm(calendar.getTimeInMillis(), calendar);
            }
 
 
            private void setAlarm(long timeInMillis, Calendar c) {
                AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
 
                Intent intent = new Intent(MainActivity.this, AlarmAdapter.class);
 
                PendingIntent pendingIntent = PendingIntent.getBroadcast(MainActivity.this, 0, intent, 0);
 
                alarmManager.setRepeating(AlarmManager.RTC, timeInMillis, AlarmManager.INTERVAL_DAY, pendingIntent);
 
                Toast.makeText(MainActivity.this, "Alarm Set", Toast.LENGTH_SHORT).show();
                int hour = c.get(Calendar.HOUR_OF_DAY);
                int minute = c.get(Calendar.MINUTE);
                int ampm = c.get(Calendar.AM_PM);
                String day = "";
                if(ampm == Calendar.AM){
                    day = "AM";
                }else if(ampm == Calendar.PM){
                    day = "PM";
                }
                String timeText = "Alarm set for: ";
                timeText += hour +": " + minute + " " + day;
                tv_display.setText(timeText);
 
            }
 
 
        });
 
 
 
 
        btn_reset.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
 
                AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
 
                Intent intent = new Intent(MainActivity.this, AlarmAdapter.class);
 
                PendingIntent pendingIntent = PendingIntent.getBroadcast(MainActivity.this, 0, intent, 0);
 
                alarmManager.cancel(pendingIntent);
 
                tv_display.setText("Alarm not set");
 
            }
        });

LinkNya