Allows the delegate for sender to constrain the divider to certain positions.
Original signature is '- (CGFloat)splitView:(NSSplitView *)splitView constrainSplitPosition:(CGFloat)proposedPosition ofSubviewAt:(NSInteger)dividerIndex'
Available in Mac OS X v10.0 and later.

C# | Visual Basic | Visual C++ |
public event NSSplitView..::..SplitViewConstrainSplitPositionOfSubviewAtEventHandler SplitViewConstrainSplitPositionOfSubviewAt
Public Event SplitViewConstrainSplitPositionOfSubviewAt As NSSplitView..::..SplitViewConstrainSplitPositionOfSubviewAtEventHandler
public: event NSSplitView..::..SplitViewConstrainSplitPositionOfSubviewAtEventHandler^ SplitViewConstrainSplitPositionOfSubviewAt { void add (NSSplitView..::..SplitViewConstrainSplitPositionOfSubviewAtEventHandler^ value); void remove (NSSplitView..::..SplitViewConstrainSplitPositionOfSubviewAtEventHandler^ value); }

The position at which to constrain the divider.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)