class TToggle: public TNamed

TToggle

This class defines toggling facility for both - object's method or
variables.
Assume that user provides an object with a two-state field , and
 methods to Get/Set value of this field. This object enables to switch
values via this method when the only thing you know about the field
is the name of the method (or method itself) which sets the field.
This facility is required in context Pop-Up menu, when the only
information about how to toggle a field is a name of methhod which
sets it.
This class may be also used for toggling an integer variable,
which may be important while building universal objects...
When user provides a "set-method" of name SetXXX this object tries
automaticaly find a matching "get-method" by lookin for a method
with name GetXXX, IsXXX or HasXXX for given object.