text: 
  class TopContainerComponent extends ContainerComponent {
      constructor() {
          super();
          var div = document.createElement('div');
          div.style.height = '96%';
          div.style.padding = '10px';
          $('#viewPanel').append(div);
          this._drawable = div;
      }
  
      generateCode(level) {
          var code = '';
          this.children.forEach(function(c) {
              code += c.generateCode(level + 1) + '\n';
          });
          return code;
      }
  
  }
  