Method

Gdk.Surface.get_device_position

Declaration [src]

gboolean
gdk_surface_get_device_position (
  GdkSurface* surface,
  GdkDevice* device,
  double* x,
  double* y,
  GdkModifierType* mask
)

Description [src]

Obtains the current device position and modifier state.

The position is given in coordinates relative to the upper left corner of surface.

Parameters

device GdkDevice
 

pointer GdkDevice to query to

 Ownership is not transferred to the callee
x double*
 

return locatio for the X coordinate of device, or NULL

 Direction: out
 Ownership of the data is transferred to the callee
y double*
 

return location for the Y coordinate of device, or NULL

 Direction: out
 Ownership of the data is transferred to the callee
mask GdkModifierType
 

return location for the modifier mask, or NULL

 Direction: out
 Ownership of the data is transferred to the callee

Return value

Returns: gboolean

TRUE if the device is over the surface