android - action bar compact height changes when searchitem expand -

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i have list fragment in baseactivity , want implement search functionality. action bar compact height changes while click on search item button

see below screenshot

enter image description here

menu.xml

<menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" tools:context="com.android.bypeople.uber.baseactivity" >  <item     android:id="@+id/action_add"     android:icon="@drawable/btn_profile_selector"     android:orderincategory="100"     android:title="@string/action_add"     android:visible="false"     app:showasaction="always"/> <item     android:id="@+id/action_search"     android:icon="@android:drawable/ic_menu_search"     android:title="@string/action_search"     android:visible="false"     app:actionviewclass="android.support.v7.widget.searchview"     app:showasaction="ifroom"/>

oncreateoptionsmenu in fragment

@override public void oncreateoptionsmenu(menu menu, menuinflater inflater) {     super.oncreateoptionsmenu(menu,inflater);     inflater.inflate(r.menu.base, menu);     menu.finditem(r.id.action_add).setvisible(true);      searchmanager searchmanager = (searchmanager) getactivity().getsystemservice(context.search_service);     menuitem searchitem = menu.finditem(r.id.action_search);     searchitem.setvisible(true);     searchview searchview = (searchview) menuitemcompat.getactionview(searchitem);     searchview.setsearchableinfo(searchmanager.getsearchableinfo(getactivity().getcomponentname()));      searchview.setonquerytextlistener(querylistener);      querylistener = new onquerytextlistener() {                 @override         public boolean onquerytextchange(string newtext) {             return false;         }          @override         public boolean onquerytextsubmit(string query) {                         toast.maketext(getactivity(), "searching for: " + query + "...", toast.length_short).show();             return false;         }     }; }

refer link too.!!

resolved issue after lots of search , found something.

may too.!!

after add attribute in toolbar

android:layout_height="?attr/actionbarsize"

<android.support.v7.widget.toolbar xmlns:android="http://schemas.android.com/apk/res/android" style="@style/toolbarstyle" android:layout_width="match_parent" android:layout_height="?attr/actionbarsize" android:background="@color/myprimarycolor" android:minheight="@dimen/abc_action_bar_default_height_material" >  <textview     android:id="@+id/toolbar_title"     android:layout_width="wrap_content"     android:layout_height="wrap_content"     android:textsize="18sp"     android:textcolor="@color/mytextprimarycolor"     android:layout_gravity="center" />  </android.support.v7.widget.toolbar>

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