diff --git a/macarea/alt/scrollertest.swift b/macarea/alt/scrollertest.swift
deleted file mode 100644
index 44049c13..00000000
--- a/macarea/alt/scrollertest.swift
+++ /dev/null
@@ -1,285 +0,0 @@
-// 9 september 2015
-// from misctestprogs/scratcmac.swift 17 august 2015
-import Cocoa
-
-var keepAliveMainwin: NSWindow? = nil
-var pprogram: AnyObject? = nil
-
-class intrinsicSizeScrollbar : NSScroller {
-	// notes: default intrinsic size is (-1,-1)
-	override var intrinsicContentSize: NSSize {
-		get {
-			var s = super.intrinsicContentSize
-			s.height = NSScroller.scrollerWidthForControlSize(
-				self.controlSize,
-				scrollerStyle: self.scrollerStyle)
-			return s
-		}
-	}
-}
-
-class program : NSObject, NSTextFieldDelegate {
-	private var nhspinb: NSTextField
-	private var nhformatter: NSNumberFormatter
-
-	private var scrollbar: NSScroller
-
-	private var info: NSTextField
-
-	init(_ contentView: NSView) {
-		var views: [String: NSView]
-
-		var nhlabel = newLabel("H Max")
-		nhlabel.setContentHuggingPriority(1000, forOrientation: NSLayoutConstraintOrientation.Horizontal)
-		self.nhspinb = newTextField()
-
-		var container1 = newContainerView()
-		container1.addSubview(nhlabel)
-		container1.addSubview(self.nhspinb)
-		views = [
-			"nhlabel":		nhlabel,
-			"nhspinb":	self.nhspinb,
-		]
-		addConstraint(container1, "H:|[nhlabel]-[nhspinb]|", views)
-		addConstraint(container1, "V:|[nhlabel]|", views)
-		addConstraint(container1, "V:|[nhspinb]|", views)
-
-		var ss = NSScroller.preferredScrollerStyle()
-		var ccs = NSScroller.scrollerWidthForControlSize(
-			NSControlSize.RegularControlSize,
-			scrollerStyle: ss)
-		self.scrollbar = intrinsicSizeScrollbar(frame: NSMakeRect(0, 0, ccs * 5, ccs))
-		self.scrollbar.scrollerStyle = ss
-		self.scrollbar.knobStyle = NSScrollerKnobStyle.Default
-		self.scrollbar.controlTint = NSControlTint.DefaultControlTint
-		self.scrollbar.controlSize = NSControlSize.RegularControlSize
-//TODO		self.scrollbar.arrowsPosition = NSScrollArrowPosition.ScrollerArrowsDefaultSetting
-		self.scrollbar.translatesAutoresizingMaskIntoConstraints = false
-
-		self.info = newLabel("")
-
-		contentView.addSubview(container1)
-		contentView.addSubview(self.scrollbar)
-		contentView.addSubview(self.info)
-		views = [
-			"container1":	container1,
-			"scrollbar":	self.scrollbar,
-			"info":		self.info,
-		]
-		addConstraint(contentView, "V:|-[container1]-[scrollbar]-[info]-|", views)
-		addConstraint(contentView, "H:|-[container1]-|", views)
-		addConstraint(contentView, "H:|-[scrollbar]-|", views)
-		addConstraint(contentView, "H:|-[info]-|", views)
-
-		self.nhformatter = newNumberFormatter(0, 100000)
-
-		super.init()
-
-		self.nhspinb.formatter = self.nhformatter
-		self.nhspinb.integerValue = 0
-		self.nhspinb.delegate = self
-
-		self.scrollbar.target = self
-		self.scrollbar.action = "onScroll:"
-
-		var nc = NSNotificationCenter.defaultCenter()
-		nc.addObserver(self,
-			selector: "scrollbarSizeChanged:",
-			name: NSViewFrameDidChangeNotification,
-			object: self.scrollbar)
-		// this will post a notification, causing an update
-		self.scrollbar.postsFrameChangedNotifications = true
-	}
-
-	override func controlTextDidChange(note: NSNotification) {
-		update()
-	}
-
-	func scrollbarSizeChanged(note: NSNotification) {
-		update()
-	}
-
-	func update() {
-		var swidth = self.scrollbar.frame.width
-		var max = CGFloat(self.nhspinb.integerValue)
-		if max == 0 {
-			self.scrollbar.knobProportion = 0
-			// this hides the knob
-			self.scrollbar.enabled = false
-			self.updateLabels()
-			return
-		}
-		self.scrollbar.knobProportion = swidth / max
-		self.scrollbar.enabled = true
-		self.updateLabels()
-	}
-
-	func lineincr() -> CGFloat {
-		var swidth = self.scrollbar.frame.width
-		var max = CGFloat(self.nhspinb.integerValue) - swidth
-		if max <= 0 {
-			return 0
-		}
-		return 1.0 / max
-	}
-
-	func pageincr() -> CGFloat {
-		return self.lineincr() * self.scrollbar.frame.width
-	}
-
-	@IBAction func onScroll(sender: AnyObject) {
-		switch self.scrollbar.hitPart {
-		case NSScrollerPart.NoPart:
-			// do nothing
-			break
-		case NSScrollerPart.DecrementPage:
-			self.scrollbar.doubleValue -= Double(self.pageincr())
-		case NSScrollerPart.Knob:
-			// do nothing
-			break
-		case NSScrollerPart.IncrementPage:
-			self.scrollbar.doubleValue += Double(self.pageincr())
-		case NSScrollerPart.DecrementLine:
-			self.scrollbar.doubleValue -= Double(self.lineincr())
-		case NSScrollerPart.IncrementLine:
-			self.scrollbar.doubleValue += Double(self.lineincr())
-		case NSScrollerPart.KnobSlot:
-			// do nothing
-			break
-		}
-		self.updateLabels()
-	}
-
-	func updateLabels() {
-		var swidth = self.scrollbar.frame.width
-		var max = CGFloat(self.nhspinb.integerValue) - swidth
-		if max < 0 {
-			max = 0
-		}
-		var infostr = "Width: \(swidth)"
-		infostr += "\nProportion: \(self.scrollbar.knobProportion)"
-		infostr += "\nDouble Value: \(self.scrollbar.doubleValue)"
-		var scaledValue = Int(self.scrollbar.doubleValue * Double(max))
-		infostr += "\nScaled: \(scaledValue)"
-		var lineincr: CGFloat = 0
-		if max != 0 {
-			lineincr = 1.0 / max
-		}
-		infostr += "\nLine Increment: \(lineincr)"
-		infostr += "\nPage Increment: \(lineincr * swidth)"
-		self.info.stringValue = infostr
-	}
-}
-
-func newNumberFormatter(min: Int, max: Int) -> NSNumberFormatter {
-	var nf = NSNumberFormatter()
-	nf = NSNumberFormatter()
-	nf.formatterBehavior = NSNumberFormatterBehavior.Behavior10_4
-	nf.localizesFormat = false
-	nf.usesGroupingSeparator = false
-	nf.hasThousandSeparators = false
-	nf.allowsFloats = false
-	nf.minimum = min
-	nf.maximum = max
-	return nf
-}
-
-func newContainerView() -> NSView {
-	var v = NSView(frame: NSZeroRect)
-	v.translatesAutoresizingMaskIntoConstraints = false
-	return v
-}
-
-class intrinsicWidthTextField : NSTextField {
-	override var intrinsicContentSize: NSSize {
-		get {
-			var s = super.intrinsicContentSize
-			s.width = 96
-			return s
-		}
-	}
-}
-
-func newTextField() -> NSTextField {
-	var tf: NSTextField
-	var cell: NSTextFieldCell
-
-	tf = intrinsicWidthTextField(frame: NSZeroRect)
-	tf.selectable = true
-	tf.font = NSFont.systemFontOfSize(NSFont.systemFontSizeForControlSize(NSControlSize.RegularControlSize))
-	tf.bordered = false
-	tf.bezelStyle = NSTextFieldBezelStyle.SquareBezel
-	tf.bezeled = true
-	cell = tf.cell() as! NSTextFieldCell
-	cell.lineBreakMode = NSLineBreakMode.ByClipping
-	cell.scrollable = true
-	tf.translatesAutoresizingMaskIntoConstraints = false
-	tf.setContentCompressionResistancePriority(1000, forOrientation: NSLayoutConstraintOrientation.Vertical)
-	return tf
-}
-
-func newLabel(text: String) -> NSTextField {
-	var tf: NSTextField
-	var cell: NSTextFieldCell
-
-	tf = NSTextField(frame: NSZeroRect)
-	tf.stringValue = text
-	tf.editable = false
-	tf.selectable = false
-	tf.drawsBackground = false
-	tf.font = NSFont.systemFontOfSize(NSFont.systemFontSizeForControlSize(NSControlSize.RegularControlSize))
-	tf.bordered = false
-	tf.bezelStyle = NSTextFieldBezelStyle.SquareBezel
-	tf.bezeled = false
-	cell = tf.cell() as! NSTextFieldCell
-	cell.lineBreakMode = NSLineBreakMode.ByClipping
-	cell.scrollable = true
-	tf.translatesAutoresizingMaskIntoConstraints = false
-	tf.setContentHuggingPriority(250, forOrientation: NSLayoutConstraintOrientation.Horizontal)
-	return tf
-}
-
-func appLaunched() {
-	var mainwin = NSWindow(
-		contentRect: NSMakeRect(0, 0, 320, 240),
-		styleMask: (NSTitledWindowMask | NSClosableWindowMask | NSMiniaturizableWindowMask | NSResizableWindowMask),
-		backing: NSBackingStoreType.Buffered,
-		defer: true)
-	var contentView = mainwin.contentView as! NSView
-
-	pprogram = program(contentView)
-
-	mainwin.cascadeTopLeftFromPoint(NSMakePoint(20, 20))
-	mainwin.makeKeyAndOrderFront(mainwin)
-	keepAliveMainwin = mainwin
-}
-
-func addConstraint(view: NSView, constraint: String, views: [String: NSView]) {
-	var constraints = NSLayoutConstraint.constraintsWithVisualFormat(
-		constraint,
-		options: NSLayoutFormatOptions(0),
-		metrics: nil,
-		views: views)
-	view.addConstraints(constraints)
-}
-
-class appDelegate : NSObject, NSApplicationDelegate {
-	func applicationDidFinishLaunching(note: NSNotification) {
-		appLaunched()
-	}
-
-	func applicationShouldTerminateAfterLastWindowClosed(app: NSApplication) -> Bool {
-		return true
-	}
-}
-
-func main() {
-	var app = NSApplication.sharedApplication()
-	app.setActivationPolicy(NSApplicationActivationPolicy.Regular)
-	// NSApplication.delegate is weak; if we don't use the temporary variable, the delegate will die before it's used
-	var delegate = appDelegate()
-	app.delegate = delegate
-	app.run()
-}
-
-main()