Returns the index of the icon which is the source of the current DND operation, or -1.
This function is meant to be used in a drag-data-get callback.
index of the icon which is the source of the current DND operation, or -1.
2.16
Returns the index of the icon which is the source of the current DND operation, or -1.
This function is meant to be used in a drag-data-get callback.