Add Documenting Comments to Attr xml file

library/res/values/attrs.xml

@@ -2,10 +2,20 @@
 <resources>
 
     <declare-styleable name="PullToRefresh">
+
+        <!-- A drawable to use as the background of the Refreshable View -->
         <attr name="ptrRefreshableViewBackground" format="reference|color" />
+
+        <!-- A drawable to use as the background of the Header and Footer Loading Views -->
         <attr name="ptrHeaderBackground" format="reference|color" />
+
+        <!-- Text Color of the Header and Footer Loading Views -->
         <attr name="ptrHeaderTextColor" format="reference|color" />
+
+        <!-- Text Color of the Header and Footer Loading Views Sub Header -->
         <attr name="ptrHeaderSubTextColor" format="reference|color" />
+
+        <!-- Mode of Pull-to-Refresh that should be used -->
         <attr name="ptrMode">
             <flag name="disabled" value="0x0" />
             <flag name="pullFromStart" value="0x1" />
@@ -17,21 +27,45 @@
             <flag name="pullDownFromTop" value="0x1" />
             <flag name="pullUpFromBottom" value="0x2" />
         </attr>
+
+        <!-- Whether the Indicator overlay(s) should be used -->
         <attr name="ptrShowIndicator" format="reference|boolean" />
+
+        <!-- Drawable to use as Loading Indicator. Changes both Header and Footer. -->
         <attr name="ptrDrawable" format="reference" />
+
+        <!-- Drawable to use as Loading Indicator in the Header View. Overrides value set in ptrDrawable. -->
         <attr name="ptrDrawableStart" format="reference" />
+
+        <!-- Drawable to use as Loading Indicator in the Footer View. Overrides value set in ptrDrawable. -->
         <attr name="ptrDrawableEnd" format="reference" />
+
+        <!-- Whether Android's built-in Over Scroll should be utilised for Pull-to-Refresh. -->
         <attr name="ptrOverScroll" format="reference|boolean" />
+
+        <!-- Base text color, typeface, size, and style for Header and Footer Loading Views -->
         <attr name="ptrHeaderTextAppearance" format="reference" />
+
+        <!-- Base text color, typeface, size, and style for Header and Footer Loading Views Sub Header -->
         <attr name="ptrSubHeaderTextAppearance" format="reference" />
+
+        <!-- Style of Animation should be used displayed when pulling. -->
         <attr name="ptrAnimationStyle">
             <flag name="rotate" value="0x0" />
             <flag name="flip" value="0x1" />
         </attr>
+
+        <!-- Whether the user can scroll while the View is Refreshing -->
         <attr name="ptrScrollingWhileRefreshingEnabled" format="reference|boolean" />
+
+        <!--
+        	Whether PullToRefreshListView has it's extras enabled. This allows the user to be 
+        	able to scroll while refreshing, and behaves better. It acheives this by adding
+        	Header and/or Footer Views to the ListView.
+        -->
         <attr name="ptrListViewExtrasEnabled" format="reference|boolean" />
 
-        <!-- Deprecated -->
+        <!-- BELOW HERE ARE DEPRECEATED. DO NOT USE. -->
         <attr name="ptrAdapterViewBackground" format="reference|color" />
         <attr name="ptrDrawableTop" format="reference" />
         <attr name="ptrDrawableBottom" format="reference" />