Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Android Build an Interactive Story App (Retired) User Input Finding Views by IDs

Posted by steve apgar
steve apgar
Courses Plus Student 568 Points

dont understand challenge,tried and cant figure it out

trying to follow first challenge but can't get it, please help me walk through the question

MainActivity.java 
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends Activity {

    protected Button mExterminateButton;

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

        // Declare our view variables
        final Button mExterminateButton = (button) findViewById(mExterminateButton);
    }

}

1 Answer

Kristian Terziev
Kristian Terziev
28,449 Points
Kristian Terziev
Kristian Terziev
28,449 Points

You're missing the R.id part. And the ID of the button is button1. Make sure you read the tasks more carefully in the future. Here's what you need:

final Button mExterminateButton = (Button) findViewById(R.id.button1);