Use this i think it may be work…
LinearLayout.LayoutParams param = new LinearLayout.LayoutParams
(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT, 1f);
OR try this….
public View getView(int i, View view, ViewGroup viewGroup) {
LinearLayout linearLayout;
linearLayout = new LinearLayout(context);
LinearLayout.LayoutParams param = new LinearLayout.LayoutParams
(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT, 1f);
linearLayout.setOrientation(LinearLayout.VERTICAL);
EditText editText = new EditText(context);
editText.setMinLines(1);
editText.setLayoutParams(params);
linearLayout.addView(editText);
return linearLayout;
}