My Relative layout background not stretching full screen

Question

Hello in my app Relative layout background not stretching full screen.And it is displaying like below

my xml file::

<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">


<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#CACACA"
android:orientation="vertical" >

Answer 1

为scrollView提供android：fillViewPort = true。

Answer 2

Try this:

<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:background="#CACACA"
    android:fillViewPort="true" >

    <RelativeLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" >
    </RelativeLayout>

</ScrollView>

Answer 3

Try with this :

<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#CACACA">


<RelativeLayout
   android:layout_width="match_parent"
   android:layout_height="match_parent"
   android:orientation="vertical" >

......