Package: gdk
Function gdk-device-history
Lambda Listgdk-device-history (device window start stop) Argumentsdevice -- a gdk-device object window -- a gdk-window object with respect to which which the event coordinates will be reported start -- an unsigned integer with the starting timestamp for range of events to return stop -- an unsigned integer with the ending timestamp for the range of events to return Return Value A list of gdk-time-coord instances if the windowing system supports motion history and at least one event was found, or nil. Details
Obtains the motion history for a pointer device.
Given a starting and ending timestamp, return all events in the motion
history for the device in the given range of time. Some windowing systems do not support motion history, in which case, nil will be returned. This is not distinguishable from the case where motion history is supported and no events were found. | See also |
2021-12-13