Some platforms implement touch recognition at a higher level than WebKit, so I don't think it necessarily make senes to re-use the TOUCH_EVENTS feature since you can have touch events in WebKit without a touch manager implemented there... But I also don't see the need for this to live in WebCore.
On Mon, May 9, 2011 at 12:06 PM, Robert Kroeger <[email protected]>wrote: > Hi Adam, > > On Mon, May 9, 2011 at 2:54 PM, Adam Barth <[email protected]> wrote: > > I'm mostly ignorant of how touch works, but would it make sense for > > the gesture recognition engine to be part of WebCore or is this > > functionality that's usually provided by the platform? > > In current platforms (iOS, Android), each platform has its own gesture > recognizer. Discussion with reviewers (Antonio Gomes, Benjamin > Poulain) led me to add a platform-independent hook that could invoke > platform-specific code. > > Chrome (in particular ChromeOS) has no gesture recognizer and needs > one. Placing the Chrome gesture recognizer in the Chrome platform > makes it efficient for delivering the synthesized events without > additional IPC or external libraries. > > Rob. > > > > > Adam > > > > > > On Mon, May 9, 2011 at 11:32 AM, Robert Kroeger <[email protected]> > wrote: > >> Hi webkit-dev! > >> > >> As suggested by Eric Seidel's email from earlier today, I thought it > >> would be proper to let you know that I am in the process of adding a > >> touch gesture recognition feature to the Chromium port of WebKit. The > >> first part of this feature is > >> https://bugs.webkit.org/show_bug.cgi?id=49345. This patch adds a hook > >> to WebCore to pass touch events to an optional platform-specific > >> gesture recognition engine. The code is turned off by default except > >> in the Chromium port where it is enabled with ENABLE_GESTURE_MANAGER. > >> > >> Patch https://bugs.webkit.org/show_bug.cgi?id=54417 and its successors > >> will add a progressively more useful gesture recognizer implementation > >> to the Chromium platform. > >> > >> All code in this feature will be exercised by the Chromium buildbots. > >> > >> Rob. > >> _______________________________________________ > >> webkit-dev mailing list > >> [email protected] > >> http://lists.webkit.org/mailman/listinfo.cgi/webkit-dev > >> > > > _______________________________________________ > webkit-dev mailing list > [email protected] > http://lists.webkit.org/mailman/listinfo.cgi/webkit-dev >
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