#include <CtrlLib/CtrlLib.h>

using namespace Upp;

class EditableTree : public TreeCtrl {
	Array<EditString> edits;

public:
	typedef EditableTree CLASSNAME;
		
	EditableTree() {
		NoRoot().HighlightCtrl(false);
	}

	int AddNode(int parent_id) {
		EditString& edit = edits.Add();
		edit.AutoSize().SetFrame(NullFrame());
		static int i;
		edit <<= "NODE" + AsString(GetChildCount(parent_id) + 1);
		return Add(parent_id, Null, edit);
	}
	
	void OnAddNode() {
		if(!IsCursor())
			return;
		SetCursor(AddNode(GetCursor()));
	}
};
 
GUI_APP_MAIN
{
	TopWindow wnd;

	Button btn;
	wnd.Add(btn.SetLabel("Add").LeftPos(10).TopPos(10));
	Button btn2;
	wnd.Add(btn2.SetLabel("Show").LeftPos(100).TopPos(10));
	
	EditableTree tree;
	wnd.Add(tree.VSizePos(40).HSizePos());

	tree.AddNode(0);
	tree.AddNode(0);
	btn <<= callback(&tree, &EditableTree::OnAddNode);
    wnd.Run();
}