SingleTouchTest.java

package com.Bespoke.AndroidBasics;

import android.app.Activity;
import android.content.res.Configuration;
import android.os.Bundle;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.widget.TextView;

public class SingleTouchTest extends Activity
                             implements OnTouchListener {

    StringBuilder builder = new StringBuilder();
    TextView textView;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        textView = new TextView(this);
        textView.setText("Touch and drag (one finger only!)");
        textView.setOnTouchListener(this);
        this.setContentView(textView);
    }

    public boolean onTouch(View v, MotionEvent event) {
        builder.setLength(0);  // clear the builder
        switch(event.getAction()) {
        case MotionEvent.ACTION_DOWN:
            builder.append("down, ");
            break;
        case MotionEvent.ACTION_MOVE:
            builder.append("move, ");
            break;
        case MotionEvent.ACTION_CANCEL:
            builder.append("cancel, ");
            break;
        case MotionEvent.ACTION_UP:
            builder.append("up, ");
            break;
        }
        builder.append(event.getX());
        builder.append(", ");
        builder.append(event.getY());
        String text = builder.toString();
        Log.d("TouchTest", text);
        textView.setText(text);
        return true;  // Consume the event, if false super.onTouch superceeds us
    }

     @Override
        public void onConfigurationChanged(Configuration  newConfig) {
          super.onConfigurationChanged(newConfig);

        }

}