Android TypedArray attrs.xml

自定义组件：

http://marshal.easymorse.com/archives/3068

 

使用系统自带的属性

http://blog.csdn.net/flowingflying/article/details/6274208

 

<resources>
    <declare-styleable name="HelloGallery">
        <attr name="android:galleryItemBackground" />
    </declare-styleable>
</resources>