[예제] weight

weight1.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
<Button  
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:text="위쪽 버튼"
    android:layout_weight="1"
    />
<EditText
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:text="가운데 에디트"
    android:layout_weight="3"
    />
<Button  
    android:layout_width="fill_parent" 
    android:layout_height="wrap_content" 
    android:text="아래쪽 버튼"
    android:layout_weight="1"
    />
</LinearLayout>

weight2.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    >
<Button  
    android:layout_width="fill_parent" 
    android:layout_height="64px" 
    android:text="위쪽 버튼"
    android:layout_weight="0"
    />
<EditText
    android:layout_width="fill_parent" 
    android:layout_height="fill_parent" 
    android:text="가운데 에디트"
    android:layout_weight="1"
    />
<Button  
    android:layout_width="fill_parent" 
    android:layout_height="64px" 
    android:text="아래쪽 버튼"
    android:layout_weight="0"
    />
</LinearLayout>