It depends on whether your app is hardware accelerated or not but at least one view will have its onDraw method invoked. On Oct 21, 2012 5:52 AM, "Satya Komatineni" <satya.komatin...@gmail.com> wrote:
> Thank you very much. That helps. > > what if the layout results in shifting a view in its placement (origin > change but not size). will that result in using the cached results of > the previous draw? > > > On Sat, Oct 20, 2012 at 4:19 PM, Romain Guy <romain...@android.com> wrote: > > requestLayout() itself does not lead to a draw pass but some views might > > react to a > > Layout change by calling invalidate. > > > > On Oct 20, 2012 12:59 PM, "Satya Komatineni" <satya.komatin...@gmail.com > > > > wrote: > >> > >> For a UI action in the same thread: > >> > >> //On my view I call requestLayout() > >> ViewRoot schedules a traversal > >> > >> //I don't call invalidate() on my view > >> So, no rectangle is invalid (I am assuming that is the assertion > >> because I didn't call invalidate) > >> > >> > >> Is it possible that the layout phase may invalidate() some of the > >> views? I suppose for those views that don't change their position or > >> size, I am assuming onDraw() won't be called. > >> > >> Wondering if someone could comment on this. > >> > >> Thanks a lot. > >> Satya > >> > >> -- > >> You received this message because you are subscribed to the Google > >> Groups "Android Developers" group. > >> To post to this group, send email to > android-developers@googlegroups.com > >> To unsubscribe from this group, send email to > >> android-developers+unsubscr...@googlegroups.com > >> For more options, visit this group at > >> http://groups.google.com/group/android-developers?hl=en > > > > -- > > You received this message because you are subscribed to the Google > > Groups "Android Developers" group. > > To post to this group, send email to android-developers@googlegroups.com > > To unsubscribe from this group, send email to > > android-developers+unsubscr...@googlegroups.com > > For more options, visit this group at > > http://groups.google.com/group/android-developers?hl=en > > > > -- > http://satyakomatineni.com/android/training > http://satyakomatineni.com > http://androidbook.com > http://twitter.com/SatyaKomatineni > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to android-developers@googlegroups.com > To unsubscribe from this group, send email to > android-developers+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
