Sent to the delegate during a dragging session to determine whether to accept the drop.
- macOS 10.5+
The drag session information.
The drop row.
The drop column.
The drop location relative to
true to accept the drop;
false to decline it.
This method is required for a browser to be a drag destination. It is invoked after the
browser(_: method allows the drop.
The delegate should incorporate the pasteboard data from the dragging session (