Squashed commit of the following:

    all non binary tree structs are gone (almost all)
    Use names from https://en.wikipedia.org/wiki/Graphical_widget
    toolkit andlabs/ui is isolated from being accessable
        all direct references to andlabs are removed
    working dropdown widgets
    add debugging more buttons and windows

1 files changed, 6 insertions, 6 deletions

diff --git a/group.go b/group.go
index 89c15cc..3c81ecd 100644
--- a/group.go
+++ b/group.go
@@ -11,15 +11,15 @@ func (n *Node) NewGroup(name string) *Node {
 	var gNode *Node
 	log.Println("toolkit.NewGroup() START", name)
 
-	if (n.Toolkit == nil) {
-		log.Println("toolkit.NewGroup() Toolkit == nil")
-		panic("Toolkit should never be nil")
+	if (n.toolkit == nil) {
+		log.Println("toolkit.NewGroup() toolkit == nil")
+		panic("toolkit should never be nil")
 	}
 
 	// make a *Node with a *toolkit.Group
 	gNode = n.New(name + " part1")
-	newT = n.Toolkit.NewGroup(name)
-	gNode.Toolkit = newT
+	newT = n.toolkit.NewGroup(name)
+	gNode.toolkit = newT
 	log.Println("################## gNode #######   ", name)
 	gNode.Dump()
 
@@ -27,5 +27,5 @@ func (n *Node) NewGroup(name string) *Node {
 }
 
 func (n *Node) AddGroup(title string) *Node {
-	return n.NewGroup(title + "deprecated AddGroup")
+	return n.NewGroup(title + " deprecated AddGroup")
 }