import java.util.ArrayList;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.app.ListFragment;
import android.support.v4.view.ViewPager;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.ContextMenu.ContextMenuInfo;
import android.widget.AdapterView.AdapterContextMenuInfo;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;


public class MainActivity extends FragmentActivity
{
	private ViewPager mViewPager;


	@Override
	protected void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
		mViewPager = new ViewPager(this);
		mViewPager.setId(R.id.view_pager);
		mViewPager.setAdapter(new TestAdapter(getSupportFragmentManager()));
		setContentView(mViewPager);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu)
	{
		getMenuInflater().inflate(R.menu.main, menu);
		return super.onCreateOptionsMenu(menu) | true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item)
	{
		if(item.getItemId() == R.id.action_search){
			startActivity(SearchActivity.createIntent(this));
		}
		return super.onOptionsItemSelected(item);
	}

	public static class TestAdapter extends FragmentPagerAdapter
	{
		private static final String[] mTitles = { "Alpha", "Beta", "Gamma" };


		public TestAdapter(FragmentManager fm)
		{
			super(fm);
		}

		@Override
		public Fragment getItem(int position)
		{
			return TestListFragment.newInstance(mTitles[position]);
		}

		@Override
		public CharSequence getPageTitle(int position)
		{
			return mTitles[position];
		}

		@Override
		public int getCount()
		{
			return mTitles.length;
		}
	}

	public static class TestListFragment extends ListFragment
	{
		private static final String ARG_TITLE = "argTitle";

		private String   mTitle;
		private ListView mListView;


		public static TestListFragment newInstance(String title)
		{
			TestListFragment frag = new TestListFragment();
			Bundle args = new Bundle();
			args.putString(ARG_TITLE, title);
			frag.setArguments(args);
			return frag;
		}

		@Override
		public void onCreate(Bundle savedInstanceState)
		{
			super.onCreate(savedInstanceState);
			mTitle = getArguments().getString(ARG_TITLE);
		}

		@Override
		public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
		{
			ArrayList<String> testData = new ArrayList<String>(100);
			for(int i = 0; i < 100; i++){
				testData.add(mTitle + " Item " + (i + 1));
			}
			mListView = new ListView(getActivity());
			mListView.setId(android.R.id.list);
			mListView.setAdapter(new ArrayAdapter<String>(getActivity(), android.R.layout.simple_list_item_1, testData));
			return mListView;
		}

		@Override
		public void onResume()
		{
			super.onResume();
			registerForContextMenu(mListView);
		}

		@Override
		public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo)
		{
			super.onCreateContextMenu(menu, v, menuInfo);
			menu.setHeaderTitle(((TextView)((AdapterContextMenuInfo)menuInfo).targetView).getText());
			menu.add("Item 1");
			menu.add("Item 2");
			menu.add("Item 3");
		}

		@Override
		public boolean onContextItemSelected(MenuItem item)
		{
			if(getUserVisibleHint()){
				Toast.makeText(getActivity(),
					mTitle + " {" +	item.getTitle() + ", " +
					((TextView)((AdapterContextMenuInfo)item.getMenuInfo()).targetView).getText() +
					'}', Toast.LENGTH_SHORT).show();
				return true;
			}
			return super.onContextItemSelected(item);
		}

		@Override
		public void onPause()
		{
			unregisterForContextMenu(mListView);
			super.onPause();
		}
	}
}