Method
GdkEventget_axis
Declaration [src]
gboolean
gdk_event_get_axis (
  GdkEvent* event,
  GdkAxisUse axis_use,
  double* value
)
Description [src]
Extract the axis value for a particular axis use from an event structure.
To find out which axes are used, use gdk_device_tool_get_axes()
on the device tool returned by gdk_event_get_device_tool().
Parameters
- axis_use
- 
            Type: GdkAxisUseThe axis use to look for. 
- value
- 
            Type: double*Location to store the value found. The argument will be set by the function.