how to increase layout(linear/relative) layout height dynamically in android? -

i have requirement in app such should increment linear layout height dynamically adding views it. tried set layout height wrap_content not working properly.

the code snippet looks below:

<?xml version="1.0" encoding="utf-8"?> <scrollview  xmlns:android="http://schemas.android.com/apk/res/android"      android:layout_width="fill_parent"      android:layout_height="fill_parent"     android:scrollbars="vertical"> <linearlayout      android:layout_width="fill_parent"     android:layout_height="fill_parent"     android:orientation="vertical" >     <relativelayout         android:id="@+id/linearlayout1"         android:layout_width="match_parent"         android:layout_height="149dp"         android:scrollbars="horizontal" >          <textview             android:id="@+id/textview1"             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:layout_alignparentleft="true"             android:layout_alignparenttop="true"             android:layout_marginleft="29dp"             android:layout_margintop="22dp"             android:text="symbol" />          <autocompletetextview             android:id="@+id/autocompletetextview1"             android:layout_width="140dp"             android:layout_height="wrap_content"             android:layout_alignbaseline="@+id/textview1"             android:layout_alignbottom="@+id/textview1"             android:textsize="15dp"             android:layout_centerhorizontal="true" >             <requestfocus />         </autocompletetextview>          <spinner             android:id="@+id/spinner1"             android:layout_width="wrap_content"             android:layout_height="40dp"             android:layout_alignleft="@+id/autocompletetextview1"             android:layout_centervertical="true"              android:entries="@array/type_array"/>          <textview             android:id="@+id/textview01"             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:layout_alignbaseline="@+id/spinner1"             android:layout_alignbottom="@+id/spinner1"             android:layout_alignleft="@+id/textview1"             android:text="type" />          <spinner             android:id="@+id/spinner01"             android:layout_width="wrap_content"             android:layout_height="40dp"             android:layout_alignleft="@+id/spinner1"             android:layout_below="@+id/spinner1"              android:entries="@array/expdate_array"/>          <textview             android:id="@+id/textview02"             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:layout_alignbaseline="@+id/spinner01"             android:layout_alignbottom="@+id/spinner01"             android:layout_alignleft="@+id/textview01"             android:text="expdate" />      </relativelayout>          android:layout_width="fill_parent"         android:layout_height="fill_parent"         android:orientation="vertical" >         <com.codegineer.datagridclasses.datagrid             android:id="@+id/datagrid"             android:layout_width="fill_parent"             android:layout_height="135dp"             android:background="#ffffff"/>        <linearlayout      android:layout_width="fill_parent"     android:layout_height="fill_parent"     android:orientation="vertical" >              <com.codegineer.datagridclasses.datagrid             android:id="@+id/datagrid1"             android:layout_width="fill_parent"             android:layout_height="200dp"             android:background="#ffffff" />      </linearlayout>  </linearlayout> </scrollview> 

here dynamically generated views added 2

thanks in advance!!

• try linearlayout.invalidate() , check if updates height according content
• if want change height manually, use layout.getlayoutparams().height = 150 or whatever new height want