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SeanChense
V2EX  ›  iDev

问个 NSTextAttachment 不立刻显示图片的问题。

  •  
  •   SeanChense · Oct 28, 2015 · 3070 views
    This topic created in 3985 days ago, the information mentioned may be changed or developed.
    NSTextAttachment 放了一个图片,异步加载回来,加载成功有回调给 tableView 去 reload
    但是有个别的图片不是立刻就显示出来。

    观察规律:位于 UILabel 起始和终点的图片较大概率不显示。

    点击一下 cell 或者滑动列表再划回来图片就显示出来了。
    1 replies  •  2015-10-29 09:35:36 +08:00
    iCell
        1
    iCell  
       Oct 29, 2015
    你图片异步加载之后用 NSTextAttachment 生成 NSAttributedString 之后,又在主线程上更新 UILabel 吗
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