r1317 - trunk/js

Author: chregu
Date: Wed Jun  1 17:31:48 2005
New Revision: 1317

Modified:
   trunk/js/bxeFunctions.js
Log:
fix for http://cvs.wyona.org/cgi-bin/bugzilla/show_bug.cgi?id=3581
"problems with more than 5 undos and then redo"



Modified: trunk/js/bxeFunctions.js
==============================================================================
--- trunk/js/bxeFunctions.js	(original)
+++ trunk/js/bxeFunctions.js	Wed Jun  1 17:31:48 2005
@@ -144,7 +144,6 @@
 }
 
 function bxe_history_redo() {
-	
 	if (bxe_snapshots_position >= 0 && bxe_snapshots[( bxe_snapshots_position + 1)]) {
 		var currXmlStr = bxe_getXmlDocument();
 		if (!currXmlStr) { alert("You're in Source Mode. Not possible to use this button"); return false;} 
@@ -171,7 +170,6 @@
 	
 }
 function bxe_history_undo() {
-	
 	if (bxe_snapshots_position >= 0) {
 		if (bxe_snapshots_position == bxe_snapshots_last) {
 			var currXmlStr = bxe_history_snapshot();
@@ -182,10 +180,12 @@
 		
 		if (!currXmlStr) { alert("You're in Source Mode. Not possible to use this button"); return false;} 
 		var xmlstr = bxe_snapshots[bxe_snapshots_position];
-		bxe_snapshots_position--;
-		while(currXmlStr == xmlstr && bxe_snapshots[bxe_snapshots_position ] ) {
-			xmlstr = bxe_snapshots[bxe_snapshots_position];
+		if (xmlstr) {
 			bxe_snapshots_position--;
+			while(currXmlStr == xmlstr && bxe_snapshots[bxe_snapshots_position ] ) {
+				xmlstr = bxe_snapshots[bxe_snapshots_position];
+				bxe_snapshots_position--;
+			}
 		}
 		
 		if (bxe_snapshots_position < 0) {
-- 
Bx-editor-cvs mailing list
[email protected]
http://lists.bitflux.ch/cgi-bin/listinfo/bx-editor-cvs