bpmn-process-designer/src/modules/rules/CustomRules.js

A process designer base on Vue 2.x and ElementUI

import BpmnRules from "bpmn-js/lib/features/rules/BpmnRules";
import inherits from "inherits";

export default function CustomRules(eventBus) {
  BpmnRules.call(this, eventBus);
}

inherits(CustomRules, BpmnRules);

CustomRules.prototype.canDrop = function() {
  return false;
};

CustomRules.prototype.canMove = function() {
  return false;
};