Thank you for this example, it was quite helpful! 
One small correction, the form factor specific Ginjectors should extend the 
MyGinjector interface as follows:

@GinModules(SharedGinModule.class, DesktopGinModule.class)
interface DesktopGinjector extends *MyGinjector *{
   // nothing special here; it's only used for the @GinModules annotation
}
@GinModules(SharedGinModule.class, TabletGinModule.class)
interface TabletGinjector extends *MyGinjector *{ }
@GinModules(SharedGinModule.class, PhoneGinModule.class)
interface PhoneGinjector extends *MyGinjector *{ }



On Sunday, 6 November 2011 09:58:07 UTC-5, Thomas Broyer wrote:
>
> Deferred binding only occurs when you use GWT.create(). If you "new 
> ViewFactory()", there's no reason you'll be given a TableViewFactory. GWT 
> doesn't change Java's semantics.
>
> What you have to do is to use a distinct Ginjector depending on the form 
> factor, and you can re-use the same GinModule(s) for all the shared binding 
> configurations, and add a specific GinModule per form factor. 
> Unfortunately, you cannot use both a generate-with (GIN's Ginjector) and 
> replace-with (chose the right Ginjector depending on form factor), so 
> you'll have to use a replace-with rule on a "provider class" for you 
> Ginjector:
>
> interface MyGinjector extends Ginjector {
>    // all your accessors
> }
> @GinModules(SharedGinModule.class, DesktopGinModule.class)
> interface DesktopGinjector extends Ginjector {
>    // nothing special here; it's only used for the @GinModules annotation
> }
> @GinModules(SharedGinModule.class, TabletGinModule.class)
> interface TabletGinjector extends Ginjector { }
> @GinModules(SharedGinModule.class, PhoneGinModule.class)
> interface PhoneGinjector extends Ginjector { }
>
> interface GinjectorProvider {
>    MyGinjector get();
> }
> class DesktopGinjectorProvider implements GinjectorProvider {
>    public MyGinjector get() { return GWT.create(DesktopGinjector.class); }
> }
> class TabletGinjectorProvider implements GinjectorProvider {
>    public MyGinjector get() { return GWT.create(TabletGinjector.class); }
> }
> class PhoneGinjectorProvider implements GinjectorProvider {
>    public MyGinjector get() { return GWT.create(PhoneGinjector.class); }
> }
>
> <replace-with class="...DesktopGinjectorProvider">
>    <when-type-is class="...GinjectorProvider" />
>    <when-property-is name="formfactor" value="desktop" />
> </replace-with>
>
>

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