function mxLayoutManager(a){this.undoHandler=mxUtils.bind(this,function(b,c){this.isEnabled()&&this.beforeUndo(c.getProperty("edit"))});this.moveHandler=mxUtils.bind(this,function(b,c){this.isEnabled()&&this.cellsMoved(c.getProperty("cells"),c.getProperty("event"))});this.resizeHandler=mxUtils.bind(this,function(b,c){this.isEnabled()&&this.cellsResized(c.getProperty("cells"),c.getProperty("bounds"),c.getProperty("previous"))});this.setGraph(a)}mxLayoutManager.prototype=new mxEventSource;