The function
drop-object-allows-drop-effect-p
returns non-
nil
if the dropping operation can be performed with the given effect
effect
. It returns
nil
if the dropping operation cannot be performed. See drop-object-drop-effect for information on drop effect keywords.
Note:
drop-object-allows-drop-effect-p
should only be called within a
drop-callback
. It is not supported on X11/Motif. See simple-pane for information about drop callbacks.