Enhancement: Before/After lock-unlock (see issue 1017)

Lock: keep the Before view unchanged - useful to evaluate the cumulative effect of multiple tools. Additionally, comparison can be made to any state in the History Unlock: the Before view will follow the After view 1 step behind, showing image before the effect of the currently used tool
2011-09-26 22:45:00 -04:00
parent 73e8f043ee
commit ea5a0dfb72
7 changed files with 40 additions and 7 deletions
--- a/rtgui/history.h
+++ b/rtgui/history.h
@@ -100,6 +100,8 @@ class History : public Gtk::VBox, public PParamsChangeListener {

        void undo ();
        void redo ();
+
+        bool blistenerLock;
 };

 #endif