Am 03.05.2013 um 16:09 schrieb John Scipione <jscipione@xxxxxxxxx>: > On May 3, 2013, at 10:01 AM, Rene Gollent <anevilyak@xxxxxxxxx> wrote: > >> On Fri, May 3, 2013 at 10:00 AM, John Scipione <jscipione@xxxxxxxxx> wrote: >>> It compiled fine but only because ListView.h happened to include all those >>> classes that you need below but it's not a great idea to depend on that. If >>> you explicitly declare the classes you need, which adds almost no compile >>> time, then you allow the possibility of eliminating redundant header >>> includes greatly decreasing compile times. >> >> Except that's not going to happen here since BOutlineListView >> subclasses BListView, and as such that header's not going away. > > Right, but a declaration in a header included by BListView might go away. Which would be the point in time to add the declaration where it's needed. Best regards, -Stephan