Android Open Source - introToDroid4ed Grid Layout Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.introtoandroid.advancedlayouts;
/*from  w w  w.j  av a2s  . c o m*/

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

public class GridLayoutActivity extends Activity {
    private static final String[] numbers = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C" };

    /*
     * (non-Javadoc)
     * @see android.app.Activity#onCreate(android.os.Bundle)
     */
    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.grid);
        GridView grid = (GridView) findViewById(R.id.text_grid);
        grid.setAdapter(new ArrayAdapter<String>(this, R.layout.bigtextview, numbers));
        grid.setOnItemClickListener(new AdapterView.OnItemClickListener() {

            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                // GridView grid = (GridView) parent;
                TextView text = (TextView) view;
                Log.d(AdvancedLayoutsActivity.DEBUG_TAG, "pos: " + position + " , id: " + id);
                String num = (String) text.getText();
                try {
                    num = Integer.toString((Integer.parseInt(num) + 1));
                    text.setText(num);
                } catch (Exception e) {
                    // probably not a number, absorb the exception
                }

            }
        });
    }

}

Java Source Code List

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