text: // modal fn bind
  _e(function (E, $) {
  
      var Modal = E.Modal;
  
      Modal.fn.init = function () {
          var self = this;
  
          // 初始化dom
          self.initDom();
  
          // 初始化隐藏事件
          self.initHideEvent();
      };
  
      // 初始化dom
      Modal.fn.initDom = function () {
          var self = this;
          var $content = self.$content;
          var $modal = $('<div class="wangEditor-modal"></div>');
          var $close = $('<div class="wangEditor-modal-close"><i class="wangeditor-menu-img-cancel-circle"></i></div>');
  
          $modal.append($close);
          $modal.append($content);
  
          // 记录数据
          self.$modal = $modal;
          self.$close = $close;
      };
  
      // 初始化隐藏事件
      Modal.fn.initHideEvent = function () {
          var self = this;
          var $close = self.$close;
          var modal = self.$modal.get(0);
  
          // 点击 $close 按钮，隐藏
          $close.click(function () {
              self.hide();
          });
  
          // 点击其他部分，隐藏
          E.$body.on('click', function (e) {
              if (!self.isShowing) {
                  return;
              }
              var trigger = e.target;
  
              // 获取菜单elem
              var menu = self.menu;
              var menuDom;
              if (menu) {
                  if (menu.selected) {
                      menuDom = menu.$domSelected.get(0);
                  } else {
                      menuDom = menu.$domNormal.get(0);
                  }
  
                  if (menuDom === trigger || $.contains(menuDom, trigger)) {
                      // 说明由本菜单点击触发的
                      return;
                  }
              }
  
              if (modal === trigger || $.contains(modal, trigger)) {
                  // 说明由本panel点击触发的
                  return;
              }
  
              // 其他情况，隐藏 panel
              self.hide();
          });
      };
  });