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Allow data source to specify which cells can and cannot be moved. #33

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Allow data source to specify which cells can and cannot be moved. #33

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5 changes: 5 additions & 0 deletions BVReorderTableView.m
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Original file line number Diff line number Diff line change
Expand Up @@ -267,6 +267,11 @@ - (void)updateCurrentLocation:(UILongPressGestureRecognizer *)gesture {
NSInteger newHeight = [self rectForRowAtIndexPath:indexPath].size.height;

if (indexPath && ![indexPath isEqual:self.currentLocationIndexPath] && [gesture locationInView:[self cellForRowAtIndexPath:indexPath]].y > newHeight - oldHeight) {
if ([self.dataSource respondsToSelector:@selector(tableView:canMoveRowAtIndexPath:)]) {
if (![self.dataSource tableView:self canMoveRowAtIndexPath:indexPath]) {
return;
}
}
[self beginUpdates];
[self deleteRowsAtIndexPaths:[NSArray arrayWithObject:self.currentLocationIndexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
[self insertRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
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