Many thanks Mark, this looks great, will take a look. On Nov 11, 12:26 pm, Mark Murphy <[email protected]> wrote: > On Thu, Nov 11, 2010 at 7:20 AM, Neilz <[email protected]> wrote: > > Hi all. I have created a ListView from a collection of objects, using > > an ArrayAdaptor to set the items. > > > The objects used to populate the list have a NAME field, and are > > sorted into alphabetical order, so ultimately the ListView is long > > list of names. > > > I now want to make the list more user friendly. I'd like to add a > > separator for each letter of the alphabet, saying "A", "B" etc. The > > separator could be one of the list items (non-clickable) or just a > > normal View. > > > I'm just not sure how I can manipulate the ListView to achieve this, > > and would appreciate any help. > > It's not a question of the ListView, but of the ListAdapter. Your > ListAdapter needs to: > > -- Override getViewTypeCount() to return 2 > -- Override getItemViewType() to return 0 for regular rows and 1 for headings > -- Override getView() (or newView() and bindView() for CursorAdapter) > and have it properly create the right rows and bind them > > This is somewhat of a pain. > > I have a MergeAdapter that can simplify it, but only where each > section is its own adapter, with plain Views being interspersed: > > https://github.com/commonsguy/cwac-merge > > Creating a HeaderCursorAdapter that injects headings based on some > rule (e.g., when the first letter of such-and-so column in the Cursor > changes) is on my list of 18,000 things to do. Though anyone is > welcome to go and beat me to writing it. :-) > > -- > Mark Murphy (a Commons > Guy)http://commonsware.com|http://github.com/commonsguyhttp://commonsware.com/blog|http://twitter.com/commonsguy > > Android App Developer Books:http://commonsware.com/books
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