[PATCH] fix bug 738 (stupid revert behaviour)

[John Levon]

Things behave much more sensibly with thisd patch: it doesn't make
sense to revert an unsaved or unchanged document.

JMarc, do you want this for 1.3 ?

regards
john

Index: lyxfunc.C
===================================================================
RCS file: /usr/local/lyx/cvsroot/lyx-devel/src/lyxfunc.C,v
retrieving revision 1.398
diff -u -r1.398 lyxfunc.C
--- lyxfunc.C   14 Feb 2003 14:49:49 -0000      1.398
+++ lyxfunc.C   17 Feb 2003 02:13:21 -0000
@@ -454,6 +454,9 @@
        case LFUN_VC_HISTORY:
                disable = !buf->lyxvc.inUse();
                break;
+       case LFUN_MENURELOAD:
+               disable = buf->isUnnamed() || buf->isClean();
+               break;
        case LFUN_BOOKMARK_GOTO:
                disable =  !view()->
                        isSavedPosition(strToUnsignedInt(ev.argument));