CustomTreeCtrl: Description
===========
CustomTreeCtrl is a class that mimics the behaviour of wx.TreeCtrl, with almost the
same base functionalities plus some more enhancements.
Class Hierarchy
CustomTreeCtrl.GenericTreeItem:
This class holds all the information and methods for every
single item in CustomTreeCtrl.
wx._core.Object:
The base class for most wx objects, although in wxPython not
much functionality is needed nor exposed.
wx._core.Event:
An event is a structure holding information about an event
passed to a callback or member function.
wx._core.CommandEvent:
This event class contains information about command events,
which originate from a variety of simple controls, as well as menus
and toolbars.
wx._core.PyCommandEvent:
wx.PyCommandEvent can be used as a base class for implementing
custom event types in Python, where the event shoudl travel up to
parent windows looking for a handler.