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package app.co.ke.ciclodevidaactivity; | |
import android.app.NotificationManager; | |
import android.support.annotation.DrawableRes; | |
import android.support.v4.app.NotificationCompat; | |
import android.support.v7.app.ActionBarActivity; | |
import android.os.Bundle; | |
import android.view.Menu; | |
import android.view.MenuItem; | |
public class MainActivity extends ActionBarActivity { | |
/** Utilizada para criar uma notificacao e definir atributos como titulo,icon etc.*/ | |
private NotificationCompat.Builder mNotificationBuilder; | |
/**Utilizada para emitir as notificacoes | |
* */ | |
private NotificationManager mNotificationManager; | |
/** | |
* Cria a activity e apresenta-se como o melhor lugar para instanciar variaveis utilizadas globalmente | |
* ou algum outro componente que se queira utilizar na aplicacao. | |
* @param savedInstanceState | |
*/ | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_main); | |
//Inicializa o Notification Builder | |
mNotificationBuilder = new NotificationCompat.Builder(this); | |
//inicializa o NotificationManager | |
mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE); | |
emiteNotificacao(R.drawable.ic_launcher,"OnCreate","Criando Activity. Activity Invisivel",001); | |
} | |
@Override | |
protected void onStart() { | |
super.onStart(); | |
emiteNotificacao(R.drawable.ic_launcher,"OnStart","Iniciando Activity. Activity Visivel",002); | |
} | |
@Override | |
protected void onResume() { | |
super.onResume(); | |
emiteNotificacao(R.drawable.ic_launcher,"OnResume","Voltando a Activity. Activity Visivel",003); | |
} | |
@Override | |
protected void onPause() { | |
super.onPause(); | |
emiteNotificacao(R.drawable.ic_launcher,"OnPause","Parando Activity. Activity parcialmente visivel",004); | |
} | |
@Override | |
protected void onStop() { | |
super.onStop(); | |
emiteNotificacao(R.drawable.ic_launcher,"onStop","Parando Activity. Activity Invisivel para o Utilizador",005); | |
} | |
@Override | |
protected void onDestroy() { | |
super.onDestroy(); | |
emiteNotificacao(R.drawable.ic_launcher,"onDestroy","Activity Destruida",006); | |
} | |
/** | |
* Metodo auxiliar para criar e emitir notificacao. | |
* @param icon -> A anotacao @DrawableRes e uma das novas funcionalidades do android studio que permite que o int passado so e valido caso seja do tipo DrawableResource. | |
* @param titulo | |
* @param texto | |
*/ | |
public void emiteNotificacao(@DrawableRes int icon, String titulo, String texto,int id) | |
{ | |
//Define o icon | |
mNotificationBuilder.setSmallIcon(icon); | |
//Define o titulo | |
mNotificationBuilder.setContentTitle(titulo); | |
//Define o texto | |
mNotificationBuilder.setContentText(texto); | |
//Emite Notificacao | |
mNotificationManager.notify(id, mNotificationBuilder.build()); | |
} | |
} |
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