package org.rm3l.maoni.sample;

import org.rm3l.maoni.Maoni;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;

public class MaoniSampleMainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_maoni_sample_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.maoni_toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.maoni_fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                new Maoni(MyFeedbackActivity.class)
                        .start(MaoniSampleMainActivity.this);
            }
        });
    }

}

package org.rm3l.maoni.sample;

import org.rm3l.maoni.Maoni;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;

public class MaoniSampleMainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_maoni_sample_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.maoni_toolbar);
        setSupportActionBar(toolbar);

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
        fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                new Maoni(MyFeedbackActivity.class)
                        .start(MaoniSampleMainActivity.this);
            }
        });
    }

}

Update MaoniSampleMainActivity.java