Archive for January, 2010

I watched a small part of the government discussions about the bill to handle file sharing and I was slightly taken back by the lack of knowledge of p2p (peer-to-peer) networks and how they work (many discussions of blocking websites on a users computer or router), now I’m not going to start with how incorrect this is, but rather discuss how p2p networking could be tackled to only support legal content.

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This phased me for quite sometime, how do I use a widget like a button, or a view as an overlay?

I asked on the Google Groups, got a great reply from Mark Murphy, and he explained about how you can use relative layouts to add views on top of the map view and set x, y coordinates and use z ordering.

I started to think about what the MapView was, then a quick look at the API and bam, addView.

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Tags: Android, MapView, Widgets
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I’ve spent probably the best part of a couple of days attempting to get Proximity Alerts working in Android. There are a large number of Google Group threads, all leading to essentially someone saying it still doesn’t work. There was one or two that had working solutions, or some who managed to get it working to a certain degree.

I managed to get a working implementation of proximity alerts by combining the information from a number of threads, this is just a guide through what I learnt and should get you up and running with your own alerts.

Just for the record, I need to learn a great deal more about Intent Filters and Broadcast Receivers as my knowledge of them is fairly vague, so please correct me in the comments if I say anything wrong, or should be implementing things differently.

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Tags: Android, Proximity Alerts
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