title: Android how to export jar with resources?
body: <p>I create an Android project for build my custom widget, and I want to export it as a jar for other project so that reuse them conveniently, but now a problem is, I can't use resources which is included in my custom widget jar, for example a png picture, it gets a null from the resource Id of class R! How can I sovle it? <br/><br/>
  <strong>Update question:</strong><br/>
  How can I parse LayerDrawable xml from assets folder in code?</p>