I have a
Ok, I asked a nice guy from the AppKit team at WWDC.
He told me that this is not possible at the moment - because I can not acces the
divider within the
Disabling the accessibility support on a
NSView, makes the particular view inaccessible, but not its sub view - which is the desired behavior normally
Since the divider is a subview of
NSSplitView, this does not work.
I ended up not using
NSSplitView anymore because I don't need any of the class specific features. The dividers are fixed in my application.
Instead I used
NSStackView to encapsulate my subviews - and it works perfectly. (Hide and show subviews)