- if( model()->hasIndex( currentIndex.row() + rowDelta, currentIndex.column(), currentIndex.parent() ) )
- {
- resultingIndex = currentIndex.sibling( currentIndex.row() + rowDelta, currentIndex.column() );
- }
- else //if we scroll into a the parent node...
- {
- QModelIndex parent = currentIndex.parent();
- QModelIndex aunt = parent.sibling( parent.row() + rowDelta, parent.column() );
- if( rowDelta == -1 )
- resultingIndex = aunt.child( model()->rowCount( aunt ) - 1, 0 );
- else
- resultingIndex = aunt.child( 0, 0 );
- if( !resultingIndex.isValid() )
- return;
- }
+ if(model()->hasIndex( currentIndex.row() + direction, currentIndex.column(), currentIndex.parent()))
+ resultingIndex = currentIndex.sibling(currentIndex.row() + direction, currentIndex.column());
+
+ else {
+ //if we scroll into a the parent node...
+ QModelIndex parent = currentIndex.parent();
+ QModelIndex aunt = parent.sibling(parent.row() + direction, parent.column());
+ if(direction == Backward)
+ resultingIndex = aunt.child(model()->rowCount(aunt) - 1, 0);
+ else
+ resultingIndex = aunt.child(0, 0);
+ if(!resultingIndex.isValid())
+ return;
+ }