TabHost

tabHost = (TabHost) findViewById(android.R.id.tabhost);
        tabHost.setup();
 
        tapSpec_1 = tabHost.newTabSpec("TAB_1").setContent(R.id.tab1).setIndicator(null,getResources().getDrawable(R.drawable.setting));
        tabHost.addTab(tapSpec_1);
 
        tapSpec_2 = tabHost.newTabSpec("TAB_2").setContent(R.id.tab2).setIndicator(null,getResources().getDrawable(R.drawable.temphum));
        tabHost.addTab(tapSpec_2);
 
        tapSpec_3 = tabHost.newTabSpec("TAB_3").setContent(R.id.tab3).setIndicator(null,getResources().getDrawable(R.drawable.log)); 
        tabHost.addTab(tapSpec_3);
 
        tabHost.setCurrentTab(1);
 
 
        RelativeLayout.LayoutParams tvParams = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
 
        RelativeLayout rl1 = (RelativeLayout) tabHost.getTabWidget().getChildAt(0);
        rl1.setGravity(Gravity.CENTER_VERTICAL);
        TextView tv1 = (TextView) rl1.getChildAt(1);
        tv1.setLayoutParams(tvParams);
        tv1.setTextAppearance(this, android.R.style.TextAppearance_Medium);
        tv1.setPadding(10, 0, 10, 0);
        tv1.setGravity(Gravity.CENTER);
 
        RelativeLayout rl2 = (RelativeLayout) tabHost.getTabWidget().getChildAt(1);
        rl2.setGravity(Gravity.CENTER_VERTICAL);
        TextView tv2 = (TextView) rl2.getChildAt(1);
        tv2.setLayoutParams(tvParams);
        tv2.setTextAppearance(this, android.R.style.TextAppearance_Medium);
        tv2.setPadding(10, 0, 10, 0);
        tv2.setGravity(Gravity.CENTER);
 
        RelativeLayout rl3 = (RelativeLayout) tabHost.getTabWidget().getChildAt(2);
        rl3.setGravity(Gravity.CENTER_VERTICAL);
        TextView tv3 = (TextView) rl3.getChildAt(1);
        tv3.setLayoutParams(tvParams);
        tv3.setTextAppearance(this, android.R.style.TextAppearance_Medium);
        tv3.setPadding(10, 0, 10, 0);
        tv3.setGravity(Gravity.CENTER);

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context="${relativePackage}.${activityClass}" >
 
    <TabHost
        android:id="@android:id/tabhost"
        android:layout_width="match_parent"
        android:layout_height="match_parent" >
 
        <FrameLayout
            android:id="@android:id/tabcontent"
            android:layout_width="match_parent"
            android:layout_height="match_parent" >
 
            <LinearLayout
                android:id="@+id/tab1"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:gravity="center"
                android:orientation="vertical"
                android:paddingTop="40dp" >
 
                
            </LinearLayout>
 
            <LinearLayout
                android:id="@+id/tab2"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:gravity="center"
                android:orientation="vertical"
                android:paddingTop="40dp" >
 
                
            </LinearLayout>
 
            <LinearLayout
                android:id="@+id/tab3"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:gravity="center"
                android:orientation="vertical"
                android:paddingTop="63dp" >
 
                
            </LinearLayout>
        </FrameLayout>
 
        <TabWidget
            android:id="@android:id/tabs"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:tabStripEnabled="true" >
        </TabWidget>
    </TabHost>
 
</LinearLayout>