Monday, July 4, 2011

[android-developers] custom events in android

Hello,

Is there any way to fire custom events in android. I have had experience with custom events in GWT and in the javascript world and that model is nice to say the least. Is there anything like that in Android? for example, lets say a user clicks a button on the screen, then my app might want to do 2 or 3 different & independent things. 1) get data from server 2) update local database 3) show a new screen on the UI. If I have an event driven model such as the one available in a javascript engine web browser, i could fire 3 events on an event bus and then 3 independent handlers/listeners could initiate those 3 sequences. This allows for separation of concerns in design and allows a few other beneficial design mechanisms. I can see some of that being done with Intents, however, Intent looks like a bigger tool than just events. Specifically, intents seem to apply across apps and seem to be intended for a higher purpose. (Did I read that right?).

So, is there any way to fire events on an event bus in Android then?

Thanks!

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