Constructor. wxCommand is an abstract class, so you will need to derive
a new class and call this constructor from your own constructor.
{\it canUndo} tells the command processor whether this command is undo-able. You
can achieve the same functionality by overriding the CanUndo member function (if for example
Constructor. wxCommand is an abstract class, so you will need to derive
a new class and call this constructor from your own constructor.
{\it canUndo} tells the command processor whether this command is undo-able. You
can achieve the same functionality by overriding the CanUndo member function (if for example