This link may be of assistance: http://www.w3.org/TR/2004/WD-sXBL-20040901/

On Thu, Oct 23, 2008 at 9:28 PM, Adele Peterson <[EMAIL PROTECTED]> wrote:
> Hi Giri,
> WebKit creates shadow nodes for many of the form controls.  As you noticed,
> these nodes are not visible from the DOM, but the renderers for those nodes
> can be traversed in the render tree.  For example, a text field or text area
> has a shadow DOM that contains all the text inside the control.  A file
> upload control has a shadow nodes for  the  "choose file" button.  This is
> just a way for WebKit to build elements using HTML without exposing the
> internal details to web content.
> - Adele
> On Oct 23, 2008, at 6:22 PM, Giri Rao wrote:
>
> Hi,
>
> I am running into a bit of a problem, let me try and explain the best I can:
>
> I am traversing RenderObject tree in webkit.  I notice that there are
> certain nodes (accessed using render_object->node()) which are shadow nodes
> (node->isShadow() returns true).  I note down the address of one such node,
> lets say the address is 100.  The node name of this node is "DIV"
>
> Now, I traverse the dom tree using Node, for each node I note down the
> node's address. I am noticing that I am not seeing any nodes while
> traversing the dom tree whose address is 100.
>
> So two questions:
> 1.  Why would webkit create a node which is not part of the dom tree?
> 2.  What are shadow nodes?
>
> Any insight is appreciated.
>
> Thanks
> Giri _______________________________________________
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>
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>



-- 
Cheers!
Rick
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