1. Lasalle-App
Tecnología Móvil

2. String Code <?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">LaSalleApp</string>
<string name="line1">La Salle</string>
<string name="line2">School Application</string>
<string name="button1">ENTER</string>
<string name="txtuser">User</string>
<string name="txtpass">Password</string>
<string name="button2">Iniciar Sesión</string>
<string name="txtlista">Lista de estudiantes</string>
<string name="txtnotas">Boletín de calificaciones</string>
</resources>

3. Main Design Code <?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
<TextView
android:textAppearance="?android:attr/textAppearanceLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="100dp"
android:layout_marginTop="150dp"
android:layout_gravity="center_horizontal" />
android:textAppearance="?android:attr/textAppearanceMedium"
android:textSize="35dp"
<Button
/>
</LinearLayout>

4. Login Design Code <?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:minWidth="25px"
android:minHeight="25px"
android:paddingLeft="10dp"
android:paddingRight="10dp">
<TextView
android:textAppearance="?android:attr/textAppearanceLarge"
android:layout_height="wrap_content"
android:layout_marginTop="150dp" />
<EditText
android:inputType="text Address"
/>
/>
android:inputType="textPassword"
/>
<Button
/>
</LinearLayout>

5. Lista Design Code <?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
<ImageButton
android:layout_width="150dp"
android:layout_height="150dp"
android:layout_gravity="center_horizontal"
android:foregroundTintMode="src_over"
android:scaleType="centerCrop" />
<TextView
android:textAppearance="?android:attr/textAppearanceLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp" />
<ListView
android:minWidth="25px"
android:minHeight="25px"
/>
</LinearLayout>

6. Notas Design Code <?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:minWidth="25px"
android:minHeight="25px">
<TextView
android:textAppearance="?android:attr/textAppearanceLarge"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:textSize="30dp" />
<GridView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:columnWidth="120dp"
android:numColumns="auto_fit"
android:verticalSpacing="10dp"
android:horizontalSpacing="10dp"
android:stretchMode="columnWidth"
android:gravity="center"
/>
</LinearLayout>

7. Agregando la funcionalidad

8. Agregar el servicio web

9. Main Design Code using Android.App; using Android.Widget;
using Android.OS;
using Android.Content;
namespace LaSalleApp {
[Activity(Label = "LaSalleApp", MainLauncher = true)]
public class MainActivity : Activity
Button btnenter;
protected override void OnCreate(Bundle savedInstanceState)
base.OnCreate(savedInstanceState);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
btnenter = (Button)FindViewById(Resource.Id.button1);
btnenter.Click += Btnenter_Click; }
private void Btnenter_Click(object sender, System.EventArgs e)
Intent i = new Intent(this, typeof(ActivityLogin));
StartActivity(i);

10. Login Design Code using System; using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
namespace LaSalleApp {
[Activity(Label = "ActivityLogin")]
public class ActivityLogin : Activity
EditText , pass;
Button btnlogin;
protected override void OnCreate(Bundle savedInstanceState)
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.Login);
= (EditText)FindViewById(Resource.Id.editText1);
pass = (EditText)FindViewById(Resource.Id.editText2);
btnlogin = (Button)FindViewById(Resource.Id.button1);
btnlogin.Click += Btnlogin_Click; }
private void Btnlogin_Click(object sender, EventArgs e)
com.somee.escuelasolis.LaSalleWS servicio = new com.somee.escuelasolis.LaSalleWS();
if(servicio.login( .Text,pass.Text))
Intent i = new Intent(this, typeof(ActivityLista));
//pasamos el valor del al siguiente activity
Intent.PutExtra(" ", .Text);
StartActivity(i);
else
Toast.MakeText(this, "No valido", ToastLength.Short).Show();

11. Lista Design Code using System; using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
namespace LaSalleApp {
[Activity(Label = "ActivityLista")]
public class ActivityLista : Activity
string ;
ListView lista;
List<com.somee.escuelasolis.Alumno> alumnos;
protected override void OnCreate(Bundle savedInstanceState)
base.OnCreate(savedInstanceState);
// Create your application here
SetContentView(Resource.Layout.Lista);
= Intent.GetStringExtra(" ");
com.somee.escuelasolis.LaSalleWS servicio = new com.somee.escuelasolis.LaSalleWS();
alumnos = servicio.AlumnoByTutor( ).ToList();
lista = (ListView)FindViewById(Resource.Id.listView1);
lista.Adapter = new AdapterAlumno(this, alumnos);
lista.ItemClick += Lista_ItemClick; }
private void Lista_ItemClick(object sender, AdapterView.ItemClickEventArgs e)
Intent i = new Intent(this, typeof(ActivityNotas));
i.PutExtra("carnet", alumnos[e.Position].Carnet);
StartActivity(i);

12. AdapterAlumno Code using System; using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Java.Lang;
namespace LaSalleApp {
class AdapterAlumno : BaseAdapter
Activity Context;
List<com.somee.escuelasolis.Alumno> Lista = new List<com.somee.escuelasolis.Alumno>();
public override int Count => Lista.Count;
public AdapterAlumno(Activity Context,List<com.somee.escuelasolis.Alumno> Lista)
this.Lista = Lista;
this.Context = Context; }
public override Java.Lang.Object GetItem(int position)
throw new NotImplementedException();
public override long GetItemId(int position)
return position;
public override View GetView(int position, View convertView, ViewGroup parent)
var item = Lista[position];
View view = convertView; // re-use an existing view, if one is available
if (view == null) // otherwise create a new one
view = Context.LayoutInflater.Inflate(Android.Resource.Layout.SimpleListItemActivated2, null);
view.FindViewById<TextView>(Android.Resource.Id.Text1).Text = item.Nombre+" "+item.Nombre;
view.FindViewById<TextView>(Android.Resource.Id.Text2).Text = item.Carnet;
return view;

13. Notas Design Code using System; using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
namespace LaSalleApp {
[Activity(Label = "ActivityNotas")]
public class ActivityNotas : Activity
GridView grid;
int id;
List<com.somee.escuelasolis.Nota> Notas;
protected override void OnCreate(Bundle savedInstanceState)
base.OnCreate(savedInstanceState);
// Create your application here
SetContentView(Resource.Layout.Notas);
id = Intent.GetIntExtra("carnet",0);
com.somee.escuelasolis.LaSalleWS servicio = new com.somee.escuelasolis.LaSalleWS();
Notas=servicio.NotasByAlumno(id).ToList();
grid = (GridView)FindViewById(Resource.Id.gridView1);
grid.Adapter = new AdapterNota(Notas, this); }

14. AdapterNota Code using System; using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Java.Lang;
using LaSalleApp.com.somee.escuelasolis;
namespace LaSalleApp {
class AdapterNota : BaseAdapter
List<com.somee.escuelasolis.Nota> Lista=new List<com.somee.escuelasolis.Nota>();
Activity Context;
public AdapterNota(List<Nota> lista, Activity context)
Lista = lista;
Context = context; }
public override int Count => Lista.Count();
public override Java.Lang.Object GetItem(int position)
throw new NotImplementedException();
public override long GetItemId(int position)
return position;
public override View GetView(int position, View convertView, ViewGroup parent)
var item = Lista[position];
View view = convertView; // re-use an existing view, if one is available
if (view == null) // otherwise create a new one
view = Context.LayoutInflater.Inflate(Resource.Layout.ItemNota, null);
view.FindViewById<TextView>(Resource.Id.textView1).Text = item.Asignatura;
view.FindViewById<TextView>(Resource.Id.textView2).Text = item.Cal.ToString();
return view;