Modify Stateful to allow undo to be done using differences in state.
authorCarl Hetherington <carl@carlh.net>
Tue, 9 Feb 2010 14:44:01 +0000 (14:44 +0000)
committerCarl Hetherington <carl@carlh.net>
Tue, 9 Feb 2010 14:44:01 +0000 (14:44 +0000)
commita5c59175eb561cca6b704d6c50ee20290cc9a210
treed75c4749252b92ede3131e47091c1298f782dc98
parent76ad2dfea0c53757530483ef3000caf9583441ec
Modify Stateful to allow undo to be done using differences in state.

git-svn-id: svn://localhost/ardour2/branches/3.0@6664 d708f5d6-7413-0410-9779-e7cbd77b26cf
gtk2_ardour/editor_drag.cc
libs/ardour/ardour/region.h
libs/ardour/region.cc
libs/pbd/pbd/stateful.h
libs/pbd/stateful.cc
libs/pbd/wscript