android, scrollview, scroll, view, focus

scroll-to-view.java

        // ...
        
        /* Scroll to a view */
        View view = errorViews.get(0);
        View parent = mSvContent;
        View parentTemp;
        int y = 0;
        for (; ; ) {
            parentTemp = (View) view.getParent();
            y += parentTemp.getTop();
            if (parent.equals(parentTemp)) {
                break;
            }
            view = parentTemp;
        }
        final int Y = y;

        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        AlertDialog alertDialog = builder.setTitle(errorMessages.get(0))
                .setCancelable(false)
                .setIcon(R.drawable.ic_info_black_24dp)
                .setPositiveButton("ok", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        mSvContent.smoothScrollTo(0, Y);
                        errorViews.get(0).setFocusableInTouchMode(true);
                        errorViews.get(0).requestFocus();
                        dialog.dismiss();
                    }
                })
                .create();
        alertDialog.show();
        
        // ...