<com.atvtremote.NotFocusableScrollView
        android:id="@+id/messages_scroll"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:nestedScrollingEnabled="true"
        android:layout_above="@+id/send_panel"
        android:background="@android:color/transparent"
        android:padding="5dp">

        <LinearLayout
            android:id="@+id/messages"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="bottom"
            android:animateLayoutChanges="true"
            android:orientation="vertical"/>

    </com.atvtremote.NotFocusableScrollView>

 private void addMessage(String message, String userName, int step) {
        View v = activity.getLayoutInflater().inflate(R.layout.chat_msg_item, null);
        TextView name = (TextView) v.findViewById(R.id.user_name);
        TextView msg = (TextView) v.findViewById(R.id.msg_body);
        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(ViewGroup.LayoutParams
                .WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
        params.setMargins(0, 5, 0, 5);
        if (messageIds.contains(messageId)) {
            params.gravity = Gravity.LEFT;
            v.setBackground(context.getResources().getDrawable(R.drawable.chat_msg_me));
            messageIds.remove(messageId);
        } else {
            params.gravity = Gravity.RIGHT;
        }
        if (messageIds.size() == 0) {
            infoSending.setVisibility(View.GONE);
        }
        name.setText("@" + userName);
        msg.setText(message);
        switch (step) {
            case 0:
                msg.setTextColor(context.getResources()
                        .getColor(android.R.color.holo_green_dark));
                break;
            case 1:
                msg.setTextColor(context.getResources()
                        .getColor(android.R.color.holo_red_dark));
                break;
            case 2:
                msg.setTextColor(Color.BLACK);
                break;
        }
        v.setLayoutParams(params);
        v.requestLayout();
        messages.addView(v);
//        if (messages.getHeight() > (messagesScroll.getHeight()/2)) {
//            messages.removeViewAt(0);
//        }
        if ((messages.getHeight()+100) > messagesScroll.getHeight()) {
            messages.removeViewAt(0);
        }
    }

public class NotFocusableScrollView extends ScrollView {

    public NotFocusableScrollView(Context context) {
        super(context);
    }

    public NotFocusableScrollView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public NotFocusableScrollView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    @Override
    protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) {
        return true;
    }
}