Declaration

optional func collectionView(_ collectionView: BCCollectionView!, validateDrop draggingInfo: (any NSDraggingInfo)!, onItemAt idx: Int) -> Bool

Declaration

- (BOOL) collectionView:(BCCollectionView *) collectionView validateDrop:(id<NSDraggingInfo>) draggingInfo onItemAtIndex:(NSInteger) idx;

Declaration

collectionView_validateDrop_onItemAtIndex_(collectionView: BCCollectionView, draggingInfo: object, idx: int) -> bool