Programming Tutorials

package com.javasamples;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.GridView;
import android.widget.TextView;


public class GridViewDemo extends Activity implements
		AdapterView.OnItemClickListener {

	TextView selection;
	String[] items = { "this", "is", "a", "really", "really2", "really3",
			"really4", "really5", "silly", "list" };

	@Override
	public void onCreate(Bundle icicle) {
		super.onCreate(icicle);
		setContentView(R.layout.main);
		selection = (TextView) findViewById(R.id.selection);

		GridView gv = (GridView) findViewById(R.id.grid);

		ArrayAdapter<String> aa = new ArrayAdapter<String>(
				this,
				android.R.layout.simple_list_item_1, 
				items );

		gv.setAdapter(aa);
		gv.setOnItemClickListener(this);
	}

	public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
		selection.setText(items[position]);
	}
	
}// class

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
    <TextView
        android:id="@+id/selection"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:background="#ff0033cc"
	  android:textSize="14pt"
 	  android:textStyle="bold"
        
        />
    <GridView
        android:id="@+id/grid"
        android:background="#ff0000ff"
        android:layout_width="fill_parent" 
        android:layout_height="fill_parent"
        android:verticalSpacing="35px"
        android:horizontalSpacing="5px"
        android:numColumns="auto_fit"
        android:columnWidth="100px"
        android:stretchMode="columnWidth"
        android:gravity="center"
        />
</LinearLayout>