gavilanch

// En MainActivity.cs 

 [Activity(Label = "NotiXamarin_ensayo", Icon = "@drawable/icon", ParentActivity = typeof(NewsListActivity))]
    public class MainActivity : Activity
    {
        internal static string KEY_ID = "KEY_ID";

        protected override void OnCreate(Bundle bundle)
        {
            base.OnCreate(bundle);

gavilanch

// MainActivity

public override bool OnCreateOptionsMenu(IMenu menu)
        {
            MenuInflater.Inflate(Resource.Menu.newsActionMenu, menu);
            return base.OnCreateOptionsMenu(menu);
        }

        public override bool OnOptionsItemSelected(IMenuItem item)
        {

gavilanch

// MainActivity.cs

 internal static string KEY_ID = "KEY_ID";
        private News _news;
        private readonly string KEY_BODY = "KEY_BODY";
        private readonly string KEY_IMAGE_NAME = "KEY_IMAGE_NAME";
        private readonly string KEY_TITLE = "KEY_TITLE";

        protected override void OnCreate(Bundle bundle)
        {

gavilanch

// Este es el ejemplo utilizado al inicio del video.

private void TestDb()
        {
            string folder = System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal);
            string rutaDb = System.IO.Path.Combine(folder, "notiXamarinDb.db");
            
            // Crea la base de datos si no existe, y crea una conexión
            var db = new SQLiteConnection(rutaDb);
            

gavilanch

gist fragmentos

// NewsListActivity
public class NewsListActivity : Activity
    {
        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

            // Create your application here

gavilanch

gist tabs

// newsListActivity.cs

[Activity(Label = "NotiXamarin", MainLauncher = true, LaunchMode = Android.Content.PM.LaunchMode.SingleTop)]
    public class NewsListActivity : Activity
    {
        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

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 // values/Strings.xml

 <?xml version="1.0" encoding="utf-8"?>
<resources>
  <string name="NewsListActivity.Tabs.AllNews.Header">All news</string>
  <string name="NewsListActivity.Tabs.SavedNews.Header">Saved news</string>

</resources>

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// NewsListRow.axml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/newsListRow_RelativeLayout"
    android:background="@color/listitemunselected">
    <TextView
        android:text="Small Text"

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// BaseNewsListFragment.cs

 protected NewsListAdapter _newsListAdapter;

// INotify.cs

internal interface INotify
    {
        void NotifyObserver();
    }

gavilanch

gist web api

// News

 public class News
    {
        public int Id { get; set; }
        public string Title { get; set; }
        public string Body { get; set; }
        public string ImageName { get; set; }