X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fpbd%2Fpbd%2Fcommand.h;h=a9b313f4fa5ed7dee4414d0c82212f70dc80e7b4;hb=ae4e84fd51daa868f6f5f457935c2c186a2bb659;hp=4547b779fb4e736300305017012e6246dfa66ba9;hpb=c5115c9a3c8ce6639f37e0b429e0498bb522d913;p=ardour.git

diff --git a/libs/pbd/pbd/command.h b/libs/pbd/pbd/command.h
index 4547b779fb..a9b313f4fa 100644
--- a/libs/pbd/pbd/command.h
+++ b/libs/pbd/pbd/command.h
@@ -1,5 +1,5 @@
 
-/* 
+/*
     Copyright (C) 2006 Paul Davis
     Author: Hans Fugal
 
@@ -28,19 +28,20 @@
 #include "pbd/signals.h"
 #include "pbd/statefuldestructible.h"
 
+/** Base class for Undo/Redo commands and changesets */
 class LIBPBD_API Command : public PBD::StatefulDestructible, public PBD::ScopedConnectionList
 {
 public:
 	virtual ~Command() { /* NOTE: derived classes must call drop_references() */ }
 
 	virtual void operator() () = 0;
-	
+
 	void set_name (const std::string& str) { _name = str; }
 	const std::string& name() const { return _name; }
 
 	virtual void undo() = 0;
 	virtual void redo() { (*this)(); }
-	
+
 	virtual XMLNode &get_state();
 	virtual int set_state(const XMLNode&, int /*version*/) { /* noop */ return 0; }