[SailfishDevel] Pull data in background
coderusinbox at gmail.com
Sun May 3 02:50:36 UTC 2015
Just make gui view in your application creatable by request and do not
quit application when window is closed.
03.05.2015 06:27, Nicolas Cisco пишет:
> i'm developing a messaging app (server and client) for a subject at
> university. The proyect involves developing a server with a REST
> protocol and an android application. In order to have a real case to
> use it to compare developing an app for android and salifish, i
> thought that it would be a good idea to also implement the client for
> The protocol is quite simple, i already managed to develop the server,
> tested via terminal and send messages using a simple qml app
> (basically i'm doing ajax calls). My problem is how should i poll
> notifications and messages. I have to periodically send an ajax
> call/http request to an url (eg: http://<server addr>/notifications)
> and the server will answer me with a json with all the new messages.
> My first idea is that the qml app pulls the data directly, but, if the
> app is closed, no more data is pulled. Can the qml app start a service
> (which runs on the backgound) in order to continue the pulling of data?.
> My second idea is to run a daemon which periodically pulls displays
> notification and communicates with the qml app via dbus. But, i've
> read that daemons aren't allowed in harbour apps, i want to use this
> prototype as a real test case of what will be shipping an app to Harbour.
> Which would be the correct / recommended way to pull information from
> a server periodically (in the background)?.
> Nicolas Cisco
> www.nckweb.com.ar <http://www.nckweb.com.ar>
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