Button btn_open_reflection;
ImageButton style1;
ImageButton style2;
ImageButton style3;
ImageButton style4;

public static final String style_selection = "com.example.application.hearttoart.style_selection";

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate( savedInstanceState );
    setContentView( R.layout.activity_style );

    // set up image buttons for the onClick function
    style1 = (ImageButton)findViewById(R.id.style1);
    style2 = (ImageButton)findViewById(R.id.style2);
    style3 = (ImageButton)findViewById(R.id.style3);
    style4 = (ImageButton)findViewById(R.id.style4);

    // TODO: DRY up when possible, lots of repeated code here

    style1.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View view) {
                style2.setEnabled(false);
                style3.setEnabled(false);
                style4.setEnabled(false);
                String style_selection = "@string/style1";

            }
        });

    style2.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View view) {
                style1.setEnabled(false);
                style3.setEnabled(false);
                style4.setEnabled(false);
                String style_selection = "@string/style2";
            }
        });

    style3.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View view) {
                style1.setEnabled(false);
                style2.setEnabled(false);
                style4.setEnabled(false);
                String style_selection = "@string/style3";
            }
        });

    style4.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View view) {
                style1.setEnabled(false);
                style2.setEnabled(false);
                style3.setEnabled(false);
                String style_selection = "@string/style4";
            }
        });

    btn_open_reflection =(Button) findViewById(R.id.btn_open_style);
    btn_open_reflection.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick (View view){
                // Open Style Activity - Navigate to Activity from the Click
                openReflection();
                sendStyle();
            }
        });
}

public void sendStyle() {
    Intent styleIntent = new Intent(StyleActivity.this, ReviewActivity.class );
    styleIntent.putExtra("style", style_selection);
}

public void openReflection() {
    Intent intent = new Intent( this, ReflectionActivity.class );
    startActivity( intent );
}