From 7acc9086ef6e515e6c0227620b684b5927b2cd04 Mon Sep 17 00:00:00 2001
From: Guillaume EHRET <guillaume@dev-mind.fr>
Date: Fri, 5 Apr 2019 09:01:06 +0200
Subject: [PATCH] STEP 7 : play with activity lifecycle

---
 .../java/com/devmind/devoxx/MainActivity.kt     | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/com/devmind/devoxx/MainActivity.kt b/app/src/main/java/com/devmind/devoxx/MainActivity.kt
index ad6bb00..d191b86 100644
--- a/app/src/main/java/com/devmind/devoxx/MainActivity.kt
+++ b/app/src/main/java/com/devmind/devoxx/MainActivity.kt
@@ -6,12 +6,27 @@ import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
-
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.OnLifecycleEvent
+
+class DevoxxActivityObserver: LifecycleObserver{
+    @OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
+    fun onCreate(owner: LifecycleOwner){
+        println("Event onCreate")
+    }
+    @OnLifecycleEvent(Lifecycle.Event.ON_ANY)
+    fun onAny(owner: LifecycleOwner, event: Lifecycle.Event){
+        println("Event ${event.name}")
+    }
+}
 open class MainActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+        lifecycle.addObserver(DevoxxActivityObserver())
     }
 
     override fun onCreateOptionsMenu(menu: Menu): Boolean {