Creates a #GtkVolumeButton, with a range between 0.0 and 1.0, with a stepping of 0.02. Volume values can be obtained and modified using the functions from #GtkScaleButton.
a new #GtkVolumeButton
Creates a #GtkVolumeButton, with a range between 0.0 and 1.0, with a stepping of 0.02. Volume values can be obtained and modified using the functions from #GtkScaleButton.