Refresh all view in android?

Question

I working on messaging platform like whatsup.When ı send message ı must update the screen because ı am getting data in db.When i press send button ı must update View. I googled but ı can not exact solution.Can anybody help me?

EDIT:

my code:

RelativeLayout layout=new RelativeLayout(this);
                LayoutParams lparams = new LayoutParams(
                        1200,LayoutParams.WRAP_CONTENT);
                layout.setLayoutParams(lparams);
                //layout.setBackgroundResource(R.drawable.bubble);
                // Creating a new TextView
                TextView tv = new TextView(this);
                tv.setText(msgdesc[i]);
                layout.setGravity(Gravity.RIGHT);
                tv.setPadding(30, 10, 0, 0); 
                layout.addView(tv);
                bubbleLayout.addView(layout);

Answer 1

You will need to call either requestLayout() or invalidate() depend on what you update exactly in your view

If you just need the View to redraw so call invalidate()

If you change the View bounds (e.g. size) call requestLayout()