Ticket #4041: 4041_2.patch

_source/plugins/selection/plugin.js

@@ -152 +152 @@
                                                 // inside a selection. We don't want to capture that.
                                                 doc.on( 'mousedown', disableSave );
                                                 doc.on( 'mouseup',
-                                                        function()
+                                                        function( evt )
                                                         {
+                                                                // IE contextmenu event in table cells collapse
+                                                                // whatever selection is, avoding saving the last
+                                                                // 'wrong' snapshot.(#3001)
+                                                                var target = evt.data.getTarget();
+                                                                if ( evt.data.$.button == 2 
+                                                                         && target.is
+                                                                         && target.getName() in CKEDITOR.dtd.$tableContent )
+                                                                                return;
+
                                                                 saveEnabled = true;
                                                                 setTimeout( function()
                                                                         {