Change linear layout top margin programmatically android

Question

i have two linear layouts in one frame layout.

Answer 1

use this

    layout = (LinearLayout) findViewById(R.id.layuout);
    LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
         LinearLayout.LayoutParams.FILL_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);

    layoutParams.setMargins(30, 20, 30, 0);
layout.setLayoutParams(layoutParams );