mxGraph.prototype.getDeletableCells=function(a){return this.model.filterCells(a,mxUtils.bind(this,function(b){return this.isCellDeletable(b)}))};mxGraph.prototype.isCellDeletable=function(a){a=this.getCurrentCellStyle(a);return this.isCellsDeletable()&&0!=a[mxConstants.STYLE_DELETABLE]};mxGraph.prototype.isCellsDeletable=function(){return this.cellsDeletable};mxGraph.prototype.setCellsDeletable=function(a){this.cellsDeletable=a};