Le 19/09/2013 18:40, Botond Ballo a écrit : >>> As part of this work, we want the <div> enclosing the address bar and the >>> content iframe to have special scrolling behaviour. Specifically, we want >>> this <div> (which will be overflow:scroll once my patches land) to scroll >>> before content in the iframe scrolls. Once the div has scrolled as far as >>> possible, the remaining scroll will be handed off to the iframe. We can >>> call this behaviour "scroll grabbing", in the sense that the <div> grabs >>> the scroll before it gets to the iframe. >> I really think this should be the default for content, actually. >> That's what I asked for in >> https://bugzilla.mozilla.org/show_bug.cgi?id=867787#c4 > It sounds like what you're asking in that comment is that excess scroll > ("overscroll") on a child element be handed off to the nearest scrollable > ancestor. I just implemented this recently (bug 898478).
Seems like it won't be in Firefox OS 1.2 (since it sadly landed just after the branching). Should we uplift it ? > > The proposal I'm making in this thread is that for 'mozscrollgrab' > elements (or 'scrollgrab' if we're exposing it to content), they are > scrolled before their children, and overscroll on them is handed off > to their children. > Oh ok, thanks a lot, I understand better now! -- Julien
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