Hi, Thanks for your answers.
I am looking for some way to reduce the whole DOM traversal. Meanwhile, I am trying for multi-threading in Spatial Navigation. So, in the same context, have you experienced any place in Sp. Navigation, which needs multiple threads for a better response. Thanks & Regards, Sanjeet On Wed, Oct 19, 2011 at 7:49 PM, Antonio Gomes <toniki...@gmail.com> wrote: > Hi > > 1) When we use spatial navigation, to find the nearest node it traverse DOM >> tree, is that node information can not be retrieved from render tree? >> >> > As per my understanding render tree (after layout) will have the position >> information for each node. >> > > Code tranverses the DOM, yes, but it gets the position information from the > associated node renderer. So it gets it from the RenderTree. > > So is there any way we can get the nodes information of any particular >> area. >> > > Not sure if I understood you here. Could you elaborate? > > 2) If from render tree we can get the nodes according to position then we >> can skip the traversing of whole DOM tree. >> > > If the RenderTree can tell us what elements in the DOM tree are 'focusable' > (which I do not think it can), yes. > > >> >> 3) Is Spatial navigation is related to Hit testing? >> > > Not at the moment. > > > -- > --Antonio Gomes >
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