On Thu, 2010-09-23 at 14:24 +0300, Tomas Junnonen wrote: > The app is however not able to determine the placement of the windows > relative to each other, that is up to the window manager. A device with > multiple outputs is also not likely map these into a single virtual > screen, the management of the windows would be complicated. Instead I > would expect the two outputs to be represented as different screens in > X. An app can be started on a specific screen with something like > "DISPLAY=:2 MyApp". Unfortunately, while for instance Gtk+ allows to > specify the X screen when creating a window in an app, Qt apparently > does not.
Actually modern X drivers (such as the Intel driver) generally do represent the union of all outputs as a single X screen, with the RANDR extension being used to control what outputs get what fragments of the screen. Ross -- Intel Open Source Technology Centre http://oss.intel.com/
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