Determines whether a drop is possible before the given @dest_path,
at the same depth as @dest_path. i.e., can we drop the data in
@value at that location. @dest_path does not have to
exist; the return value will almost certainly be %FALSE if the
parent of @dest_path doesn’t exist, though.
Determines whether a drop is possible before the given @dest_path, at the same depth as @dest_path. i.e., can we drop the data in @value at that location. @dest_path does not have to exist; the return value will almost certainly be %FALSE if the parent of @dest_path doesn’t exist, though.