OnOffTask.java

package com.example.jps.opensesame.tasks;

import android.view.View;
import android.os.AsyncTask;
import android.widget.LinearLayout;
import android.widget.ToggleButton;

import com.example.jps.opensesame.Sensor;

/**
 * Created by jps on 09/04/2015.
 */
public class OnOffTask extends AbstractAsyncTask<Void, Void, Boolean> {

    private final ToggleButton toggleButton;
    private final LinearLayout layout;

    public OnOffTask(Sensor s, ToggleButton t, LinearLayout l) {
        super(s);
        
        // This feels a bit clunky.
        this.toggleButton = t;
        this.layout = l;
    }

    @Override
    protected Boolean doInBackground(Void... params) {
        return sensor.ping();
    }

    @Override
    protected void onPostExecute(Boolean b) {
        if (toggleButton.isChecked()) {
            if (b) {
                layout.setVisibility(View.VISIBLE);
            }
        } else {
            layout.setVisibility(View.INVISIBLE);
        }
    }
}