Ray, can you help me understand why the delegator pattern doesn't do it for
you? Take for example the 1.5 dom.client library, if you look at
Element/Node you'll notice several calls that are delegated to
dom.client.DOMImpl, which is deferred bound.
On Fri, Aug 29, 2008 at 3:36 AM, Ray Cromwell <[EMAIL PROTECTED]> wrote:
>
> Your example looks correct. I heavily 'drank the koolaid" of Overlay
> types earlier this year and have not regretted it. To the extend that
> there are areas where I'd like to use them, but can't, because of
> their inability to implement interfaces
>
> . In particular, when using Deferred Binding to wrap native browser
> objects, sometimes I need a JSO created differently for each DB. Each
> JSO is "effectively final" because only one concrete type of the
> interface ever exists in any permutation, so theoretically it's
> possible for the JSO design to work within these restrictions, but a
> little hairy. (essentially, if type-tightening fails, you're screwed)
>
> The classic example is Canvas drawing. I have an interface which
> exports drawing methods (moveTo, lineTo, transform, etc) One
> implementation might be a wrapper around the CanvasRenderingContext2D
> from the <CANVAS> tag. Another might be a Flash, SVG, or Silverlight
> implementation.
>
>
> -Ray
>
> On Fri, Aug 29, 2008 at 12:26 AM, Ian Petersen <[EMAIL PROTECTED]> wrote:
> >
> > On Fri, Aug 29, 2008 at 3:05 AM, Reinier Zwitserloot <[EMAIL PROTECTED]>
> wrote:
> >> I don't use GWT-Serialization to talk to my server. The server sends
> >> timestamps as milliseconds. I'd like to turn these milliseconds into
> >> javascript Date objects.
> >>
> >> How do I accomplish this?
> >>
> >> As I mentioned when long emulation was on the table, timestamps are
> >> one of those numbers which are not representable with ints, but they
> >> fit perfectly in the range where doubles still represent integral
> >> numbers without loss of precision.
> >
> > I don't think you want to use longs--someone measured them at 250
> > times slower than JS doubles, or something like that. I think you
> > want the following:
> >
> > public final class JSDate extends JSO {
> >
> > protected JSDate() {
> > }
> >
> > public static native create(double millis) /*-{
> > return new Date(millis);
> > }-*/;
> >
> > // implement relevant date methods here, like getYear:
> >
> > public native int getYear() /*-{
> > return this.getYear();
> > }-*/;
> > }
> >
> > Not sure though--I haven't used the new overlay stuff myself, and I
> > typed the above directly into the browser without testing.
> >
> > Ian
> >
> > >
> >
>
> >
>
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