mxKeyHandler.prototype.isEnabledForEvent=function(a){return this.graph.isEnabled()&&!mxEvent.isConsumed(a)&&this.isGraphEvent(a)&&this.isEnabled()};mxKeyHandler.prototype.isEventIgnored=function(a){return this.graph.isEditing()};mxKeyHandler.prototype.escape=function(a){this.graph.isEscapeEnabled()&&this.graph.escape(a)};