Method
Gdk.Event.get_history
Declaration [src]
GdkTimeCoord*
gdk_event_get_history (
GdkEvent* event,
guint* out_n_coords
)
Description [src]
Retrieves the history of the device that event is for, as a list of
time and coordinates.
The history includes positions that are not delivered as separate events
to the application because they occurred in the same frame as event.
Note that only motion and scroll events record history, and motion events do it only if one of the mouse buttons is down.
Parameters
out_n_coords |
guint* |
Return location for the length of the returned array |
|
| Direction: out | |
| Ownership of the data is transferred to the callee |
Return value
Returns: An array of GdkTimeCoord |
|
an array of time and coordinates |
|
The length of the array is in the out_n_coords argument | |
| Ownership of the container type is transferred to the caller | |
Can be NULL | |