These are existing applications, not something I'm building.

As far as error dialogs, the only thing that happens normally is the browser
navigates to a "can't find the page" screen.  By trying the navigation in an
iframe this can be avoided, though.

On Fri, Jul 29, 2011 at 2:31 PM, Mark Murphy <[email protected]>wrote:

> On Thu, Jul 28, 2011 at 7:20 PM, Tom Fairfield <[email protected]>
> wrote:
> > From a webpage I need to try several different custom urls:
> >
> > foo://bar.baz
> > bar://bar.baz
> > baz://bar.baz
>
> Please do not invent custom schemes. Please use http:// URLs that your
> native applications respond to.
>
> > Each of these has an intent filter registered by a native app.  Zero or
> more
> > of these native apps may be installed.
> >
> > I want to try each url in order and, when the first url is handled by a
> > native app, stop trying any further.
> >
> > Is there a way to determine that a native app has launched?
>
> Not that I'm aware of, but I am not an expert in JS/DOM events. Note
> that the user will probably be presented with error dialogs for all
> your failures, which will tend to disrupt the user experience.
>
> --
> Mark Murphy (a Commons Guy)
> http://commonsware.com | http://github.com/commonsguy
> http://commonsware.com/blog | http://twitter.com/commonsguy
>
> Android Training in NYC: http://marakana.com/training/android/
>
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