如何將三個佈局設置爲標題，正文，頁腳？

Question

如何將3佈局設置爲頁眉，正文，頁腳？ （以下不工作）。

<?xml version="1.0" encoding="utf-8"?> 
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="fill_parent" 
    android:layout_height="fill_parent"> 

    <!-- HEADER --> 
    <include android:id="@+id/top_header" 
     layout="@layout/header2button" 
     android:layout_alignParentTop="true" /> 

    <!-- BODY --> 
    <LinearLayout android:id="@+id/center_body" 
     android:layout_width="fill_parent" 
     android:layout_height="wrap_content"   
     android:orientation="vertical" 
     android:layout_alignParentBottom="true"> 
     <include layout="@layout/logo_2button" /> 
    </LinearLayout> 

    <!-- FOOTER --> 
    <LinearLayout android:id="@+id/bottom_menu" 
     android:layout_width="fill_parent" 
     android:layout_height="wrap_content"   
     android:orientation="vertical" 
     android:layout_alignParentBottom="true"> 
     <include layout="@layout/footer2button" /> 
    </LinearLayout> 


    <!-- MAIN PART --> 
    <LinearLayout android:orientation="vertical" 
     android:layout_width="fill_parent" 
     android:layout_height="fill_parent" 
     android:layout_above="@id/top_header" 

     android:layout_below="@id/center_body" 
     android:layout_below="@id/bottom_menu" 
     android:layout_weight="1" 
     android:id="@+id/sub_content_view" 
     android:paddingBottom="5sp" android:background="#EAEAEA"> 
    </LinearLayout> 

</RelativeLayout> 

Answer 1

<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    android:orientation="vertical" > 

    <LinearLayout 
     android:layout_width="match_parent" 
     android:layout_height="wrap_content" 
     android:layout_gravity="center" 
     android:background="#654321" 
     android:gravity="center" 
     android:orientation="vertical" > 

     <TextView 
      android:id="@+id/textView1" 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:text="Header" 
      android:textAppearance="?android:attr/textAppearanceLarge" /> 

    </LinearLayout> 

    <LinearLayout 
     android:layout_width="match_parent" 
     android:layout_height="fill_parent" 
     android:layout_weight="1" 
     android:gravity="center" 
     android:orientation="vertical" > 

     <TextView 
      android:id="@+id/textView2" 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:text="Main Body" 
      android:textAppearance="?android:attr/textAppearanceLarge" /> 

    </LinearLayout> 

    <LinearLayout 
     android:layout_width="match_parent" 
     android:layout_height="wrap_content" 
     android:background="#123456" 
     android:gravity="center" 
     android:orientation="vertical" > 

     <TextView 
      android:id="@+id/textView3" 
      android:layout_width="wrap_content" 
      android:layout_height="wrap_content" 
      android:text="Footer" 
      android:textAppearance="?android:attr/textAppearanceLarge" /> 

    </LinearLayout> 

</LinearLayout>