diff options
Diffstat (limited to 'libs/pbd3/pbd/memento_command.h')
| -rw-r--r-- | libs/pbd3/pbd/memento_command.h | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/libs/pbd3/pbd/memento_command.h b/libs/pbd3/pbd/memento_command.h index 1419c904bb..fe10893de6 100644 --- a/libs/pbd3/pbd/memento_command.h +++ b/libs/pbd3/pbd/memento_command.h @@ -39,12 +39,12 @@ class MementoCommand : public Command : obj(obj), before(before), after(after) {} void operator() () { obj.set_state(after); } void undo() { obj.set_state(before); } - virtual XMLNode &serialize() - { + virtual XMLNode &serialize() ; + //{ // obj.id // key is "MementoCommand" or something // before and after mementos - } + //} // TODO does this need a copy constructor? protected: obj_T &obj; @@ -52,7 +52,7 @@ class MementoCommand : public Command }; template <class obj_T> -class MementoUndoCommand : public MementoCommand<obj_T> +class MementoUndoCommand : public Command { public: MementoUndoCommand(obj_T &obj, @@ -60,29 +60,35 @@ public: : obj(obj), before(before) {} void operator() () { /* noop */ } void undo() { obj.set_state(before); } - virtual XMLNode &serialize() - { + virtual XMLNode &serialize() ; + //{ // obj.id // key is "MementoCommand" or something // before and after mementos - } -} + //} +protected: + obj_T &obj; + XMLNode &before; +}; template <class obj_T> -class MementoRedoCommand : public MementoCommand<obj_T> +class MementoRedoCommand : public Command { public: - MementoUndoCommand(obj_T &obj, + MementoRedoCommand(obj_T &obj, XMLNode &after) : obj(obj), after(after) {} void operator() () { obj.set_state(after); } void undo() { /* noop */ } - virtual XMLNode &serialize() - { + virtual XMLNode &serialize(); + //{ // obj.id // key is "MementoCommand" or something // before and after mementos - } -} + //} +protected: + obj_T &obj; + XMLNode &after; +}; #endif // __lib_pbd_memento_h__ |