How to implement scrollbar with thumb for fast scrolling

ListView thumb support:

ListView vList = ...;vList.setFastScrollEnabled(true);

GridView thumb support:

GridView vGrid = ...;vGrid .setFastScrollEnabled(true);

Your can also divide content into sections. In order to to that the adapter must implement following interface:

android.widget.SectionIndexer

android horizontal-scrolling

See this answer. It gives details about how to customize the look of the fast scroll thumb on API level >= 11.

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