@SHOW
枠線は機能として必要ありませんが、そこにコンテンツがある事を明示できます。

https://lh3.googleusercontent.com/-Db1JRLqqeXo/UcAa5OUG9zI/AAAAAAAAOY4/eFraprKVSQc/s595/_img.jpg

https://lh6.googleusercontent.com/-wl8tDiegrUo/UcAbcI6J-TI/AAAAAAAAOZA/ehgOR_6ApJ8/s595/_img.jpg

https://lh3.googleusercontent.com/-GGbQ9Xh2ns8/UcAb-ymDBgI/AAAAAAAAOZI/sIveBt5SvZg/s523/_img.jpg

@DIV
<?xml version="1.0" encoding="utf-8"?>
<shape
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape=["rectangle" | "oval" | "line" | "ring"] >
    <corners
        android:radius="integer"
        android:topLeftRadius="integer"
        android:topRightRadius="integer"
        android:bottomLeftRadius="integer"
        android:bottomRightRadius="integer" />
    <gradient
        android:angle="integer"
        android:centerX="integer"
        android:centerY="integer"
        android:centerColor="integer"
        android:endColor="color"
        android:gradientRadius="integer"
        android:startColor="color"
        android:type=["linear" | "radial" | "sweep"]
        android:useLevel=["true" | "false"] />
    <padding
        android:left="integer"
        android:top="integer"
        android:right="integer"
        android:bottom="integer" />
    <size
        android:width="integer"
        android:height="integer" />
    <solid
        android:color="color" />
    <stroke
        android:width="integer"
        android:color="color"
        android:dashWidth="integer"
        android:dashGap="integer" />
</shape>
@END
※ http://developer.android.com/guide/topics/resources/drawable-resource.html#Shape《Android ドキュメント》


https://lh5.googleusercontent.com/-CtSnJDBP4aI/UcAcdMHgSKI/AAAAAAAAOZQ/YkISXpZb13g/s595/_img.jpg

https://lh5.googleusercontent.com/-A5TKlb34bb0/UcAdviempkI/AAAAAAAAOZg/m786awM2wEs/s595/_img.jpg

https://lh3.googleusercontent.com/-LGXbdRH-ep4/UcBLD40TKfI/AAAAAAAAOZ0/51UlbGZn5A8/s595/_img.jpg

https://lh6.googleusercontent.com/-Rf1qL70GarY/UcBMZqDjptI/AAAAAAAAOaE/gcDh_YwARbU/s400/_img.jpg
@END