Unlink the children of the specified item
PtFileSelItem_t *PtFSRemoveChildren( PtFileSelItem_t *item );
This function unlinks all the children of the specified item and returns the pointer to the first of them. You can then give the pointer to the PtFSFreeItems() function.
This function doesn't collapse the item. If the children are visible, NULL is returned. Call PtFSFolderCollapse() before PtFSRemoveItem() to make sure that the item is collapsed.
A pointer to the first child removed.