dmn-js-literal-expression/lib/features/view-drd/ViewDrd.js

A literal expression view for dmn-js

import ViewDrdComponent from './components/ViewDrdComponent';
const VERY_HIGH_PRIORITY = 2000;
export default class ViewDrd {
  constructor(components, viewer, eventBus, injector) {
    this._injector = injector;
    this._viewer = viewer;
    components.onGetComponent('viewer', VERY_HIGH_PRIORITY, () => {
      if (this.canViewDrd()) {
        return ViewDrdComponent;
      }
    });
    eventBus.on('showDrd', () => {
      const parent = injector.get('_parent', false);

      // there is only one single element
      const definitions = this.getDefinitions();

      // open definitions
      const view = parent.getView(definitions);
      parent.open(view);
    });
  }
  canViewDrd() {
    const parent = this._injector.get('_parent', false);
    if (!parent) {
      return;
    }

    // there is only one single element
    const definitions = this.getDefinitions();
    return !!parent.getView(definitions);
  }
  getDefinitions() {
    return getDefinitions(this._viewer.getDecision());
  }
}
ViewDrd.$inject = ['components', 'viewer', 'eventBus', 'injector'];

// helpers //////////////////////

function getDefinitions(decision) {
  const definitions = decision.$parent;
  return definitions;
}
//# sourceMappingURL=ViewDrd.js.map