Search-Android

Activity1.cs

using System;
using Android.App;
using Android.Content;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Android.OS;
using Android.Support.V4.View;

namespace XamarinCast
{
	[Activity (Label = "Optimized Adapter", MainLauncher = true, Theme = "@android:style/Theme.Holo.Light")]
	public class MainActivity : Activity, MenuItemCompat.IOnActionExpandListener 
	{
		public bool OnMenuItemActionCollapse (IMenuItem item)
		{
			return true;
		}

		public bool OnMenuItemActionExpand (IMenuItem item)
		{
			return true;
		}

		int count = 1;

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

			// Set our view from the "main" layout resource
			SetContentView (Resource.Layout.Main);

			// Get our button from the layout resource,
			// and attach an event to it
			Button button = FindViewById<Button> (Resource.Id.myButton);
			
			button.Click += delegate {
				button.Text = string.Format ("{0} clicks!", count++);
			};
		}

		public override bool OnCreateOptionsMenu (IMenu menu)
		{
			MenuInflater.Inflate (Resource.Menu.home, menu);
			var item = menu.GetItem (0);
			var searchView = (SearchView)MenuItemCompat.GetActionView (item);


			MenuItemCompat.SetOnActionExpandListener (item, this);
			return base.OnCreateOptionsMenu (menu);
		}
	}
}

home.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:local="http://schemas.android.com/apk/res-auto" >
	<item
	    android:id="@+id/search_menu"
	    android:title="search"
	    android:showAsAction="ifRoom|withText"
	    android:actionViewClass="android.widget.SearchView">         
	</item>
</menu>