How to change system volume using qt
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I would like to change system sound volume using qt.
I tried with phonon:VOlumeslider and audiooutput classes but no help , these classes seems to be control the sound volume of the music player of the application, but doesnt have control over system sound voulme.Please advice Qt way to do so.
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There is no QT way to do this. Use system API functions for that. For windows API look at "this":http://msdn.microsoft.com/en-us/library/aa910392 reference