A gwt-google-apis MapWidget object is not a javascript GMap2 object.
A MapWidget is a GWT Widget and contains a GMap2 object inside of it,
so you need to use the MapWidget constructor to create it.
On Tue, Feb 1, 2011 at 2:10 PM, Thomas Lefort <lefortho...@gmail.com> wrote:
> Me again, there doesn't seem to be much interest in generating
> reusable javascript widgets with GWT. If there is let me know, I'll
> try to write something about my (painful) experience on this subject.
> Anyway, I am now stuck on passing a Map argument to my widget. I use
> MapWidget in GWT and the Maps API v2 in the javascript part. I get a
> Class cast exception. I am unsure whether or not MapWidget is the
> right class to use.
> The function specific JSNI:
>
> private static native void registerPlayMapFunctions(JavaScriptObject
> jso) /*-{
> jso.play = function(map) {
> return
> this.gwt_widg...@com.metaaps.webapps.gwt.playmap.client.PlayMap::play(Lcom/
> google/gwt/maps/client/MapWidget;)(map);
> }
> }-*/;
> The javascript:
> var map = new GMap2(document.getElementById("map_canvas"));
> var playMap = new PlayMap();
> playMap.play(map);
>
> Any help would be highly appreciated.
>
> Thanks,
>
> Thomas
>
>
> On Feb 1, 1:26 pm, Thomas Lefort <lefortho...@gmail.com> wrote:
>> http://code.google.com/p/gwt-google-apis/wiki/VisualizationCustomVisu...,
>> gives some insight BTW but you still have to check the code source
>> above. And then it looks like the html page will load in two stages in
>> any case, with the bootstrap. Might not be very optimum for small
>> widgets... I am already on 5k + 90k for a small widget that would
>> require just 5k in js. There has to be some optimisation left to be
>> done ;-)
>>
>> On Feb 1, 11:04 am, Thomas Lefort <lefortho...@gmail.com> wrote:
>>
>>
>>
>>
>>
>>
>>
>> > Looks like this is a pointer to start with:
>>
>> >http://code.google.com/p/gwt-google-apis/source/browse/trunk/visualiz...
>>
>> > No doc/guide found so far.
>>
>> > On Jan 31, 1:12 pm, Thomas Lefort <lefortho...@gmail.com> wrote:
>>
>> > > I want to write a widget with GWT that can be reused by a javascript
>> > > program (in its compiled form). Is there any guide on how to proceed,
>> > > eg which classes and methods will be exposed to the user?
>>
>> > > Thanks,
>>
>> > > Thomas
>
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--
Eric Z. Ayers
Google Web Toolkit, Atlanta, GA USA
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