text: /**
   * Created by zcf on 2016/9/22.
   */
  BI.SliderIconButton = BI.inherit(BI.Widget, {
  
      props: {
          baseCls: "bi-single-slider-button"
      },
  
      constants: {
          LARGE_SIZE: 16,
          NORMAL_SIZE: 12,
          LARGE_OFFSET: 4,
          NORMAL_OFFSET: 6
      },
  
      render: function () {
          var self = this;
          return {
              type: "bi.absolute",
              ref: function () {
                  self.wrapper = this;
              },
              items: [{
                  el: {
                      type: "bi.text_button",
                      cls: "slider-button bi-high-light-border",
                      ref: function () {
                          self.slider = this;
                      }
                  }
              }]
          };
      }
  });
  BI.shortcut("bi.single_slider_button", BI.SliderIconButton);