package com.example.custom_grid;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;

import java.util.ArrayList;

import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;

public class MainActivity extends Activity {
	/** Called when the activity is first created. */

	private GridviewAdapter mAdapter;
	Bitmap mBitmap;
	private ArrayList<Integer> listFlag;
	private ArrayList<Bitmap> Gray_arr;

	private GridView gridView;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		prepareList();

		// prepared arraylist and passed it to the Adapter class
		mAdapter = new GridviewAdapter(this, listFlag);

		// Set custom adapter to gridview
		gridView = (GridView) findViewById(R.id.gridView1);
		gridView.setAdapter(mAdapter);

		// Implement On Item click listener
		gridView.setOnItemClickListener(new OnItemClickListener() {
			@Override
			public void onItemClick(AdapterView<?> arg0, View arg1,
					int position, long arg3) {
				Toast.makeText(MainActivity.this, mAdapter.getItem(position),
						Toast.LENGTH_SHORT).show();
			}
		});

	}

	public void prepareList() {
		/*
		 * listCountry = new ArrayList<String>();
		 *
		 * listCountry.add("india"); listCountry.add("Brazil");
		 * listCountry.add("Canada"); listCountry.add("China");
		 * listCountry.add("France"); listCountry.add("Germany");
		 * listCountry.add("Iran"); listCountry.add("Italy");
		 * listCountry.add("Japan"); listCountry.add("Korea");
		 * listCountry.add("Mexico"); listCountry.add("Netherlands");
		 * listCountry.add("Portugal"); listCountry.add("Russia");
		 * listCountry.add("Saudi Arabia"); listCountry.add("Spain");
		 * listCountry.add("Turkey"); listCountry.add("United Kingdom");
		 * listCountry.add("United States");
		 */
		listFlag = new ArrayList<Integer>();
		listFlag.add(R.drawable.sample_thumb_1);
		listFlag.add(R.drawable.sample_thumb_2);
		listFlag.add(R.drawable.sample_thumb_3);
		listFlag.add(R.drawable.sample_thumb_4);
		listFlag.add(R.drawable.sample_thumb_5);
		listFlag.add(R.drawable.sample_thumb_6);
		listFlag.add(R.drawable.sample_thumb_7);
		listFlag.add(R.drawable.sample_thumb_8);
		listFlag.add(R.drawable.sample_thumb_9);
		listFlag.add(R.drawable.sample_thumb_10);
		listFlag.add(R.drawable.sample_thumb_11);
		listFlag.add(R.drawable.sample_thumb_12);
		listFlag.add(R.drawable.sample_thumb_13);
		listFlag.add(R.drawable.sample_thumb_14);
		listFlag.add(R.drawable.sample_thumb_15);
		listFlag.add(R.drawable.sample_thumb_16);
		listFlag.add(R.drawable.sample_thumb_17);
		listFlag.add(R.drawable.sample_thumb_18);

		Gray_arr = new ArrayList<Bitmap>();

		for (int j = 0; listFlag.size() > 0; j++) {
			mBitmap = BitmapFactory.decodeResource(getResources(),
					listFlag.get(j));
			Gray_arr.add(mBitmap);
		}

	}
}