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butterandfly / project_9

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swiper的lazyloading #239

Open butterandfly opened 9 years ago

butterandfly commented 9 years ago 
    onSlideChangeStart: function(swiper) {
      var currentSlideJq = $(swiper.slides[swiper.activeIndex]);
      loadImg('img', currentSlideJq);
    }

    function loadImg(selector, parent) {
    parent.find(selector).each(function(){
      var jqElm = $(this);
      if (!jqElm.attr('src')) {
        var src = jqElm.attr( "data-original" );
        jqElm.attr('src', src);
      }
    })
  }