A simple demo, on the drop-down, refresh, pull, load, and there is a library file, I put it out of him, easy to use.

Android-PullToRefresh-master
Android-PullToRefresh-master\.gitignore
Android-PullToRefresh-master\extras
Android-PullToRefresh-master\extras\pom.xml
Android-PullToRefresh-master\extras\PullToRefreshListFragment
Android-PullToRefresh-master\extras\PullToRefreshListFragment\AndroidManifest.xml
Android-PullToRefresh-master\extras\PullToRefreshListFragment\libs
Android-PullToRefresh-master\extras\PullToRefreshListFragment\libs\android-support-v4.jar
Android-PullToRefresh-master\extras\PullToRefreshListFragment\LICENSE
Android-PullToRefresh-master\extras\PullToRefreshListFragment\pom.xml
Android-PullToRefresh-master\extras\PullToRefreshListFragment\project.properties
Android-PullToRefresh-master\extras\PullToRefreshListFragment\res
Android-PullToRefresh-master\extras\PullToRefreshListFragment\res\layout
Android-PullToRefresh-master\extras\PullToRefreshListFragment\res\layout\need_this_for_maven.xml
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark\pulltorefresh
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark\pulltorefresh\extras
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark\pulltorefresh\extras\listfragment
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark\pulltorefresh\extras\listfragment\PullToRefreshBaseListFragment.java
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark\pulltorefresh\extras\listfragment\PullToRefreshExpandableListFragment.java
Android-PullToRefresh-master\extras\PullToRefreshListFragment\src\com\handmark\pulltorefresh\extras\listfragment\PullToRefreshListFragment.java
Android-PullToRefresh-master\extras\PullToRefreshViewPager
Android-PullToRefresh-master\extras\PullToRefreshViewPager\AndroidManifest.xml
Android-PullToRefresh-master\extras\PullToRefreshViewPager\ant.properties
Android-PullToRefresh-master\extras\PullToRefreshViewPager\libs
Android-PullToRefresh-master\extras\PullToRefreshViewPager\libs\android-support-v4.jar
Android-PullToRefresh-master\extras\PullToRefreshViewPager\pom.xml
Android-PullToRefresh-master\extras\PullToRefreshViewPager\proguard-project.txt
Android-PullToRefresh-master\extras\PullToRefreshViewPager\project.properties
Android-PullToRefresh-master\extras\PullToRefreshViewPager\res
Android-PullToRefresh-master\extras\PullToRefreshViewPager\res\layout
Android-PullToRefresh-master\extras\PullToRefreshViewPager\res\layout\need_this_for_maven.xml
Android-PullToRefresh-master\extras\PullToRefreshViewPager\res\values
Android-PullToRefresh-master\extras\PullToRefreshViewPager\res\values\ids.xml
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src\com
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src\com\handmark
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src\com\handmark\pulltorefresh
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src\com\handmark\pulltorefresh\extras
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src\com\handmark\pulltorefresh\extras\viewpager
Android-PullToRefresh-master\extras\PullToRefreshViewPager\src\com\handmark\pulltorefresh\extras\viewpager\PullToRefreshViewPager.java
Android-PullToRefresh-master\header_graphic.png
Android-PullToRefresh-master\library
Android-PullToRefresh-master\library\AndroidManifest.xml
Android-PullToRefresh-master\library\LICENSE
Android-PullToRefresh-master\library\pom.xml
Android-PullToRefresh-master\library\project.properties
Android-PullToRefresh-master\library\res
Android-PullToRefresh-master\library\res\anim
Android-PullToRefresh-master\library\res\anim\slide_in_from_bottom.xml
Android-PullToRefresh-master\library\res\anim\slide_in_from_top.xml
Android-PullToRefresh-master\library\res\anim\slide_out_to_bottom.xml
Android-PullToRefresh-master\library\res\anim\slide_out_to_top.xml
Android-PullToRefresh-master\library\res\drawable
Android-PullToRefresh-master\library\res\drawable\indicator_bg_bottom.xml
Android-PullToRefresh-master\library\res\drawable\indicator_bg_top.xml
Android-PullToRefresh-master\library\res\drawable-hdpi
Android-PullToRefresh-master\library\res\drawable-hdpi\default_ptr_flip.png
Android-PullToRefresh-master\library\res\drawable-hdpi\default_ptr_rotate.png
Android-PullToRefresh-master\library\res\drawable-hdpi\indicator_arrow.png
Android-PullToRefresh-master\library\res\drawable-mdpi
Android-PullToRefresh-master\library\res\drawable-mdpi\default_ptr_flip.png
Android-PullToRefresh-master\library\res\drawable-mdpi\default_ptr_rotate.png
Android-PullToRefresh-master\library\res\drawable-mdpi\indicator_arrow.png
Android-PullToRefresh-master\library\res\drawable-xhdpi
Android-PullToRefresh-master\library\res\drawable-xhdpi\default_ptr_flip.png
Android-PullToRefresh-master\library\res\drawable-xhdpi\default_ptr_rotate.png
Android-PullToRefresh-master\library\res\drawable-xhdpi\indicator_arrow.png
Android-PullToRefresh-master\library\res\layout
Android-PullToRefresh-master\library\res\layout\pull_to_refresh_header_horizontal.xml
Android-PullToRefresh-master\library\res\layout\pull_to_refresh_header_vertical.xml
Android-PullToRefresh-master\library\res\values
Android-PullToRefresh-master\library\res\values\attrs.xml
Android-PullToRefresh-master\library\res\values\dimens.xml
Android-PullToRefresh-master\library\res\values\ids.xml
Android-PullToRefresh-master\library\res\values\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-ar
Android-PullToRefresh-master\library\res\values-ar\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-cs
Android-PullToRefresh-master\library\res\values-cs\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-de
Android-PullToRefresh-master\library\res\values-de\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-es
Android-PullToRefresh-master\library\res\values-es\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-fi
Android-PullToRefresh-master\library\res\values-fi\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-fr
Android-PullToRefresh-master\library\res\values-fr\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-he
Android-PullToRefresh-master\library\res\values-he\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-it
Android-PullToRefresh-master\library\res\values-it\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-iw
Android-PullToRefresh-master\library\res\values-iw\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-ja
Android-PullToRefresh-master\library\res\values-ja\pull_refresh_strings.xml
Android-PullToRefresh-master\library\res\values-ko
Android-PullToRefresh-master\library\res\values-ko\pull_refresh_strings.xml

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．